/export/starexec/sandbox/solver/bin/starexec_run_default /export/starexec/sandbox/benchmark/theBenchmark.c /export/starexec/sandbox/output/output_files -------------------------------------------------------------------------------- MAYBE Ultimate: Cannot open display: This is Ultimate 0.1.25-34f2e62 [2020-07-01 11:36:36,035 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-01 11:36:36,037 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-01 11:36:36,048 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-01 11:36:36,048 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-01 11:36:36,049 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-01 11:36:36,050 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-01 11:36:36,052 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-01 11:36:36,054 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-01 11:36:36,054 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-01 11:36:36,055 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-01 11:36:36,056 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-01 11:36:36,056 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-01 11:36:36,057 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-01 11:36:36,058 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-01 11:36:36,059 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-01 11:36:36,060 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-01 11:36:36,061 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-01 11:36:36,063 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-01 11:36:36,064 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-01 11:36:36,066 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-01 11:36:36,067 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-01 11:36:36,068 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-01 11:36:36,068 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-01 11:36:36,071 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-01 11:36:36,071 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-01 11:36:36,071 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-01 11:36:36,072 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-01 11:36:36,072 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-01 11:36:36,073 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-01 11:36:36,073 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-01 11:36:36,074 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-01 11:36:36,075 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-01 11:36:36,075 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-01 11:36:36,076 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-01 11:36:36,077 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-01 11:36:36,077 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-01 11:36:36,077 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-01 11:36:36,078 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-01 11:36:36,078 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-01 11:36:36,079 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-01 11:36:36,080 INFO L101 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf [2020-07-01 11:36:36,094 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-01 11:36:36,094 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-01 11:36:36,095 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-01 11:36:36,096 INFO L138 SettingsManager]: * Rewrite not-equals=true [2020-07-01 11:36:36,096 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-01 11:36:36,096 INFO L138 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE [2020-07-01 11:36:36,096 INFO L138 SettingsManager]: * Use SBE=true [2020-07-01 11:36:36,096 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-07-01 11:36:36,097 INFO L138 SettingsManager]: * Use old map elimination=false [2020-07-01 11:36:36,097 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-07-01 11:36:36,097 INFO L138 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION [2020-07-01 11:36:36,097 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-07-01 11:36:36,097 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-07-01 11:36:36,098 INFO L138 SettingsManager]: * Construct termination proof for TermComp=true [2020-07-01 11:36:36,098 INFO L138 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:36:36,098 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-01 11:36:36,098 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-07-01 11:36:36,098 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-01 11:36:36,098 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-01 11:36:36,099 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-07-01 11:36:36,099 INFO L138 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE [2020-07-01 11:36:36,099 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-01 11:36:36,099 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-01 11:36:36,099 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-07-01 11:36:36,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 [2020-07-01 11:36:36,100 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-01 11:36:36,100 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-01 11:36:36,100 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-01 11:36:36,100 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-01 11:36:36,264 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-01 11:36:36,277 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-01 11:36:36,281 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-01 11:36:36,282 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-01 11:36:36,283 INFO L275 PluginConnector]: CDTParser initialized [2020-07-01 11:36:36,283 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c [2020-07-01 11:36:36,458 INFO L220 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/BenchExec_run_FTZval/tmp/80b0cc86305f49ab997f17d6c02eb2af/FLAG4f08d4fc0 [2020-07-01 11:36:36,796 INFO L306 CDTParser]: Found 1 translation units. [2020-07-01 11:36:36,797 INFO L160 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c [2020-07-01 11:36:36,803 INFO L349 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/BenchExec_run_FTZval/tmp/80b0cc86305f49ab997f17d6c02eb2af/FLAG4f08d4fc0 [2020-07-01 11:36:37,236 INFO L357 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/BenchExec_run_FTZval/tmp/80b0cc86305f49ab997f17d6c02eb2af [2020-07-01 11:36:37,247 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-01 11:36:37,248 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. [2020-07-01 11:36:37,250 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-01 11:36:37,250 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-01 11:36:37,254 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-01 11:36:37,254 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.07 11:36:37" (1/1) ... [2020-07-01 11:36:37,258 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b75112c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:36:37, skipping insertion in model container [2020-07-01 11:36:37,258 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.07 11:36:37" (1/1) ... [2020-07-01 11:36:37,266 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-01 11:36:37,283 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-01 11:36:37,514 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-01 11:36:37,519 INFO L203 MainTranslator]: Completed pre-run [2020-07-01 11:36:37,536 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-01 11:36:37,550 INFO L208 MainTranslator]: Completed translation [2020-07-01 11:36:37,551 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:36:37 WrapperNode [2020-07-01 11:36:37,551 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-01 11:36:37,552 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-01 11:36:37,552 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-01 11:36:37,552 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-01 11:36:37,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:36:37" (1/1) ... [2020-07-01 11:36:37,567 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:36:37" (1/1) ... [2020-07-01 11:36:37,586 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-01 11:36:37,587 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-01 11:36:37,587 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-01 11:36:37,587 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-01 11:36:37,597 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:36:37" (1/1) ... [2020-07-01 11:36:37,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:36:37" (1/1) ... [2020-07-01 11:36:37,598 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:36:37" (1/1) ... [2020-07-01 11:36:37,599 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:36:37" (1/1) ... [2020-07-01 11:36:37,601 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:36:37" (1/1) ... [2020-07-01 11:36:37,605 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:36:37" (1/1) ... [2020-07-01 11:36:37,606 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:36:37" (1/1) ... [2020-07-01 11:36:37,607 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-01 11:36:37,608 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-01 11:36:37,608 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-01 11:36:37,608 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-01 11:36:37,609 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:36:37" (1/1) ... No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 [2020-07-01 11:36:37,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-01 11:36:37,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-01 11:36:37,850 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-01 11:36:37,850 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-01 11:36:37,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 11:36:37 BoogieIcfgContainer [2020-07-01 11:36:37,854 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-01 11:36:37,855 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- [2020-07-01 11:36:37,855 INFO L271 PluginConnector]: Initializing BlockEncodingV2... [2020-07-01 11:36:37,857 INFO L275 PluginConnector]: BlockEncodingV2 initialized [2020-07-01 11:36:37,858 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 11:36:37" (1/1) ... [2020-07-01 11:36:37,871 INFO L313 BlockEncoder]: Initial Icfg 7 locations, 9 edges [2020-07-01 11:36:37,873 INFO L258 BlockEncoder]: Using Remove infeasible edges [2020-07-01 11:36:37,873 INFO L263 BlockEncoder]: Using Maximize final states [2020-07-01 11:36:37,874 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false [2020-07-01 11:36:37,874 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE [2020-07-01 11:36:37,876 INFO L296 BlockEncoder]: Using Remove sink states [2020-07-01 11:36:37,877 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true [2020-07-01 11:36:37,877 INFO L179 BlockEncoder]: Using Rewrite not-equals [2020-07-01 11:36:37,891 INFO L185 BlockEncoder]: Using Use SBE [2020-07-01 11:36:37,905 INFO L200 BlockEncoder]: SBE split 1 edges [2020-07-01 11:36:37,909 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility [2020-07-01 11:36:37,910 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-07-01 11:36:37,926 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2020-07-01 11:36:37,928 INFO L70 RemoveSinkStates]: Removed 1 edges and 1 locations by removing sink states [2020-07-01 11:36:37,929 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility [2020-07-01 11:36:37,929 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-07-01 11:36:37,930 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2020-07-01 11:36:37,930 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states [2020-07-01 11:36:37,930 INFO L313 BlockEncoder]: Encoded RCFG 3 locations, 5 edges [2020-07-01 11:36:37,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 01.07 11:36:37 BasicIcfg [2020-07-01 11:36:37,931 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- [2020-07-01 11:36:37,932 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-01 11:36:37,932 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-01 11:36:37,936 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-01 11:36:37,936 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.07 11:36:37" (1/4) ... [2020-07-01 11:36:37,937 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7353187e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 11:36:37, skipping insertion in model container [2020-07-01 11:36:37,937 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:36:37" (2/4) ... [2020-07-01 11:36:37,937 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7353187e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 11:36:37, skipping insertion in model container [2020-07-01 11:36:37,938 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 11:36:37" (3/4) ... [2020-07-01 11:36:37,938 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7353187e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 11:36:37, skipping insertion in model container [2020-07-01 11:36:37,938 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 01.07 11:36:37" (4/4) ... [2020-07-01 11:36:37,940 INFO L109 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-07-01 11:36:37,951 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2020-07-01 11:36:37,957 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2020-07-01 11:36:37,971 INFO L251 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2020-07-01 11:36:37,995 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-01 11:36:37,995 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-01 11:36:37,995 INFO L377 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2020-07-01 11:36:37,995 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-01 11:36:37,995 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-01 11:36:37,995 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-01 11:36:37,996 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-01 11:36:37,996 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-01 11:36:38,010 INFO L276 IsEmpty]: Start isEmpty. Operand 3 states. [2020-07-01 11:36:38,015 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-01 11:36:38,018 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 3 states. [2020-07-01 11:36:38,070 INFO L268 CegarLoopResult]: For program point L16(lines 16 23) no Hoare annotation was computed. [2020-07-01 11:36:38,071 INFO L271 CegarLoopResult]: At program point L16-2(lines 15 24) the Hoare annotation is: true [2020-07-01 11:36:38,071 INFO L268 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-07-01 11:36:38,079 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 11:36:38 BasicIcfg [2020-07-01 11:36:38,080 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-01 11:36:38,080 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-07-01 11:36:38,080 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-07-01 11:36:38,084 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-07-01 11:36:38,085 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 11:36:38,085 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 01.07 11:36:37" (1/5) ... [2020-07-01 11:36:38,085 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2c83a610 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.07 11:36:38, skipping insertion in model container [2020-07-01 11:36:38,086 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 11:36:38,086 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:36:37" (2/5) ... [2020-07-01 11:36:38,086 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2c83a610 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.07 11:36:38, skipping insertion in model container [2020-07-01 11:36:38,086 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 11:36:38,086 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 11:36:37" (3/5) ... [2020-07-01 11:36:38,087 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2c83a610 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.07 11:36:38, skipping insertion in model container [2020-07-01 11:36:38,087 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 11:36:38,087 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 01.07 11:36:37" (4/5) ... [2020-07-01 11:36:38,087 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2c83a610 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.07 11:36:38, skipping insertion in model container [2020-07-01 11:36:38,088 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 11:36:38,088 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 11:36:38" (5/5) ... [2020-07-01 11:36:38,089 INFO L371 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-07-01 11:36:38,119 INFO L356 BuchiCegarLoop]: Interprodecural is true [2020-07-01 11:36:38,119 INFO L357 BuchiCegarLoop]: Hoare is true [2020-07-01 11:36:38,119 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-07-01 11:36:38,119 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-01 11:36:38,120 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-01 11:36:38,120 INFO L361 BuchiCegarLoop]: Difference is false [2020-07-01 11:36:38,120 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-01 11:36:38,120 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-07-01 11:36:38,123 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states. [2020-07-01 11:36:38,140 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2020-07-01 11:36:38,141 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-01 11:36:38,141 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-01 11:36:38,148 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2020-07-01 11:36:38,148 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2020-07-01 11:36:38,148 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2020-07-01 11:36:38,148 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states. [2020-07-01 11:36:38,149 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2020-07-01 11:36:38,149 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-01 11:36:38,149 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-01 11:36:38,149 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2020-07-01 11:36:38,150 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2020-07-01 11:36:38,155 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [24] ULTIMATE.startENTRY-->L16-2: Formula: (and (= v_ULTIMATE.start_main_~y~0_1 |v_ULTIMATE.start_main_#t~nondet1_4|) (= v_ULTIMATE.start_main_~x~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|) (= v_ULTIMATE.start_main_~z~0_1 |v_ULTIMATE.start_main_#t~nondet2_4|)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_1|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_1|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_1, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_1, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1} AuxVars[|v_ULTIMATE.start_main_#t~nondet2_4|, |v_ULTIMATE.start_main_#t~nondet1_4|, |v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#res, ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~z~0, ULTIMATE.start_main_~x~0] 5#L16-2true [2020-07-01 11:36:38,155 INFO L796 eck$LassoCheckResult]: Loop: 5#L16-2true [31] L16-2-->L16: Formula: (<= v_ULTIMATE.start_main_~y~0_5 v_ULTIMATE.start_main_~x~0_5) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_5, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_5, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} AuxVars[] AssignedVars[] 4#L16true [35] L16-->L16-2: Formula: (and (= v_ULTIMATE.start_main_~y~0_6 (+ v_ULTIMATE.start_main_~y~0_7 v_ULTIMATE.start_main_~x~0_6)) (= v_ULTIMATE.start_main_~x~0_6 (+ v_ULTIMATE.start_main_~x~0_7 1)) (> 0 |v_ULTIMATE.start_main_#t~nondet3_3|)) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_7, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_3|} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_6, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_6, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0] 5#L16-2true [2020-07-01 11:36:38,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 11:36:38,162 INFO L82 PathProgramCache]: Analyzing trace with hash 55, now seen corresponding path program 1 times [2020-07-01 11:36:38,171 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 11:36:38,171 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951251395] [2020-07-01 11:36:38,172 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 11:36:38,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:36:38,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:36:38,240 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 11:36:38,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 11:36:38,241 INFO L82 PathProgramCache]: Analyzing trace with hash 1957, now seen corresponding path program 1 times [2020-07-01 11:36:38,241 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 11:36:38,242 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250002191] [2020-07-01 11:36:38,242 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 11:36:38,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:36:38,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:36:38,269 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 11:36:38,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 11:36:38,271 INFO L82 PathProgramCache]: Analyzing trace with hash 53851, now seen corresponding path program 1 times [2020-07-01 11:36:38,271 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 11:36:38,272 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496374038] [2020-07-01 11:36:38,272 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 11:36:38,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:36:38,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:36:38,287 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 11:36:38,340 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 11:36:38,341 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 11:36:38,341 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 11:36:38,341 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 11:36:38,342 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-07-01 11:36:38,342 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:36:38,342 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 11:36:38,342 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 11:36:38,342 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop [2020-07-01 11:36:38,342 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 11:36:38,343 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 11:36:38,361 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:36:38,382 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:36:38,447 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 11:36:38,447 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:36:38,453 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 11:36:38,453 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:36:38,493 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-07-01 11:36:38,493 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 11:36:38,787 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-07-01 11:36:38,791 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 11:36:38,791 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 11:36:38,791 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 11:36:38,791 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 11:36:38,791 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-07-01 11:36:38,791 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:38,791 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 11:36:38,791 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 11:36:38,792 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop [2020-07-01 11:36:38,792 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 11:36:38,792 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 11:36:38,793 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:36:38,815 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:36:38,866 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 11:36:38,872 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:38,877 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:38,880 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:38,880 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:38,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:38,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:38,882 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:36:38,886 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 11:36:38,886 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:38,891 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:38,927 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:38,929 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:38,930 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:38,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:38,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:38,930 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:36:38,931 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 11:36:38,931 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:38,937 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:36:38,968 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:38,971 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:38,974 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:38,974 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:38,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:38,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:38,974 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:36:38,978 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:36:38,978 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:38,983 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-07-01 11:36:38,993 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2020-07-01 11:36:38,993 INFO L444 ModelExtractionUtils]: 1 out of 7 variables were initially zero. Simplification set additionally 0 variables to zero. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:38,997 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-07-01 11:36:38,998 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2020-07-01 11:36:38,998 INFO L510 LassoAnalysis]: Proved termination. [2020-07-01 11:36:38,999 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function 2-nested ranking function: f0 = -2*ULTIMATE.start_main_~x~0 + 1 f1 = -2*ULTIMATE.start_main_~y~0 + 2*ULTIMATE.start_main_~x~0 + 1 Supporting invariants [] [2020-07-01 11:36:39,033 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2020-07-01 11:36:39,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 11:36:39,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-01 11:36:39,080 INFO L264 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-01 11:36:39,082 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-01 11:36:39,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-01 11:36:39,100 WARN L262 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-01 11:36:39,101 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-01 11:36:39,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-01 11:36:44,750 WARN L838 $PredicateComparison]: unable to prove that (<= (let ((.cse0 (+ (* (- 2) c_ULTIMATE.start_main_~x~0) 1))) (ite (> .cse0 0) .cse0 (+ (* (- 2) c_ULTIMATE.start_main_~y~0) (* 2 c_ULTIMATE.start_main_~x~0) 1))) c_oldRank1) is different from false [2020-07-01 11:36:44,755 INFO L98 LoopCannibalizer]: 9 predicates before loop cannibalization 9 predicates after loop cannibalization [2020-07-01 11:36:44,760 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 9 loop predicates [2020-07-01 11:36:44,762 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 3 states. Second operand 3 states. [2020-07-01 11:36:44,882 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 3 states.. Second operand 3 states. Result 9 states and 17 transitions. Complement of second has 8 states. [2020-07-01 11:36:44,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2020-07-01 11:36:44,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-01 11:36:44,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 14 transitions. [2020-07-01 11:36:44,887 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 14 transitions. Stem has 1 letters. Loop has 2 letters. [2020-07-01 11:36:44,889 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-01 11:36:44,889 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 14 transitions. Stem has 3 letters. Loop has 2 letters. [2020-07-01 11:36:44,889 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-01 11:36:44,889 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 14 transitions. Stem has 1 letters. Loop has 4 letters. [2020-07-01 11:36:44,890 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-01 11:36:44,898 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9 states and 17 transitions. [2020-07-01 11:36:44,899 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2020-07-01 11:36:44,903 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9 states to 7 states and 12 transitions. [2020-07-01 11:36:44,904 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4 [2020-07-01 11:36:44,904 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 5 [2020-07-01 11:36:44,905 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 12 transitions. [2020-07-01 11:36:44,905 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2020-07-01 11:36:44,906 INFO L688 BuchiCegarLoop]: Abstraction has 7 states and 12 transitions. [2020-07-01 11:36:44,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states and 12 transitions. [2020-07-01 11:36:44,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2020-07-01 11:36:44,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-01 11:36:44,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 12 transitions. [2020-07-01 11:36:44,946 INFO L711 BuchiCegarLoop]: Abstraction has 7 states and 12 transitions. [2020-07-01 11:36:44,946 INFO L591 BuchiCegarLoop]: Abstraction has 7 states and 12 transitions. [2020-07-01 11:36:44,946 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2020-07-01 11:36:44,946 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states and 12 transitions. [2020-07-01 11:36:44,947 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2020-07-01 11:36:44,947 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-01 11:36:44,947 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-01 11:36:44,947 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2020-07-01 11:36:44,947 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2020-07-01 11:36:44,948 INFO L794 eck$LassoCheckResult]: Stem: 66#ULTIMATE.startENTRY [24] ULTIMATE.startENTRY-->L16-2: Formula: (and (= v_ULTIMATE.start_main_~y~0_1 |v_ULTIMATE.start_main_#t~nondet1_4|) (= v_ULTIMATE.start_main_~x~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|) (= v_ULTIMATE.start_main_~z~0_1 |v_ULTIMATE.start_main_#t~nondet2_4|)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_1|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_1|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_1, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_1, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1} AuxVars[|v_ULTIMATE.start_main_#t~nondet2_4|, |v_ULTIMATE.start_main_#t~nondet1_4|, |v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#res, ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~z~0, ULTIMATE.start_main_~x~0] 67#L16-2 [31] L16-2-->L16: Formula: (<= v_ULTIMATE.start_main_~y~0_5 v_ULTIMATE.start_main_~x~0_5) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_5, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_5, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} AuxVars[] AssignedVars[] 62#L16 [26] L16-->L16-2: Formula: (and (= v_ULTIMATE.start_main_~x~0_8 (+ (* v_ULTIMATE.start_main_~z~0_5 (- 1)) v_ULTIMATE.start_main_~x~0_9)) (= v_ULTIMATE.start_main_~z~0_4 (+ v_ULTIMATE.start_main_~z~0_5 (- 1))) (= v_ULTIMATE.start_main_~y~0_8 (+ (* v_ULTIMATE.start_main_~z~0_5 v_ULTIMATE.start_main_~z~0_5) v_ULTIMATE.start_main_~y~0_9)) (= 0 |v_ULTIMATE.start_main_#t~nondet3_5|)) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_9, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_5, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_9, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_5|} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_8, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_4, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~z~0, ULTIMATE.start_main_~x~0] 63#L16-2 [2020-07-01 11:36:44,948 INFO L796 eck$LassoCheckResult]: Loop: 63#L16-2 [31] L16-2-->L16: Formula: (<= v_ULTIMATE.start_main_~y~0_5 v_ULTIMATE.start_main_~x~0_5) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_5, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_5, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} AuxVars[] AssignedVars[] 68#L16 [35] L16-->L16-2: Formula: (and (= v_ULTIMATE.start_main_~y~0_6 (+ v_ULTIMATE.start_main_~y~0_7 v_ULTIMATE.start_main_~x~0_6)) (= v_ULTIMATE.start_main_~x~0_6 (+ v_ULTIMATE.start_main_~x~0_7 1)) (> 0 |v_ULTIMATE.start_main_#t~nondet3_3|)) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_7, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_3|} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_6, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_6, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0] 63#L16-2 [2020-07-01 11:36:44,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 11:36:44,949 INFO L82 PathProgramCache]: Analyzing trace with hash 53842, now seen corresponding path program 1 times [2020-07-01 11:36:44,949 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 11:36:44,949 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1807865141] [2020-07-01 11:36:44,949 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 11:36:44,956 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-07-01 11:36:44,956 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1418701841] [2020-07-01 11:36:44,956 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-01 11:36:44,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:36:44,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:36:44,989 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 11:36:44,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 11:36:44,990 INFO L82 PathProgramCache]: Analyzing trace with hash 1957, now seen corresponding path program 2 times [2020-07-01 11:36:44,990 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 11:36:44,991 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1560249709] [2020-07-01 11:36:44,991 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 11:36:44,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:36:45,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:36:45,001 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 11:36:45,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 11:36:45,002 INFO L82 PathProgramCache]: Analyzing trace with hash 51743158, now seen corresponding path program 1 times [2020-07-01 11:36:45,002 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 11:36:45,002 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1438319278] [2020-07-01 11:36:45,003 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 11:36:45,007 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-07-01 11:36:45,007 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1053137403] [2020-07-01 11:36:45,007 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-01 11:36:45,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:36:45,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:36:45,051 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 11:36:45,073 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 11:36:45,074 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 11:36:45,074 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 11:36:45,074 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 11:36:45,075 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-07-01 11:36:45,075 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:36:45,075 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 11:36:45,075 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 11:36:45,075 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration2_Loop [2020-07-01 11:36:45,075 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 11:36:45,075 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 11:36:45,076 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:36:45,083 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:36:45,131 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 11:36:45,131 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:36:45,137 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 11:36:45,138 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 11:36:45,142 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 11:36:45,143 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet3=-1} Honda state: {ULTIMATE.start_main_#t~nondet3=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:36:45,182 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 11:36:45,182 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:36:45,225 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-07-01 11:36:45,226 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 11:36:45,532 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-07-01 11:36:45,535 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 11:36:45,536 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 11:36:45,536 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 11:36:45,536 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 11:36:45,536 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-07-01 11:36:45,536 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:45,536 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 11:36:45,536 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 11:36:45,536 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration2_Loop [2020-07-01 11:36:45,537 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 11:36:45,537 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 11:36:45,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:36:45,542 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:36:45,584 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 11:36:45,585 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:45,589 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:45,591 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:45,591 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:45,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:45,592 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:45,592 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:36:45,593 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 11:36:45,593 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:45,595 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:45,629 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:45,632 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:45,632 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:45,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:45,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:45,633 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:36:45,634 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 11:36:45,635 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:45,638 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:36:45,668 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:45,674 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:45,676 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:45,676 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:45,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:45,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:45,677 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:36:45,678 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:36:45,678 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:45,681 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:45,715 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:45,717 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:45,717 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:45,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:45,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:45,718 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:36:45,721 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:36:45,721 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:45,725 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-07-01 11:36:45,731 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2020-07-01 11:36:45,731 INFO L444 ModelExtractionUtils]: 1 out of 7 variables were initially zero. Simplification set additionally 0 variables to zero. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:45,737 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-07-01 11:36:45,737 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2020-07-01 11:36:45,737 INFO L510 LassoAnalysis]: Proved termination. [2020-07-01 11:36:45,737 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function 2-nested ranking function: f0 = -2*ULTIMATE.start_main_~x~0 + 1 f1 = -2*ULTIMATE.start_main_~y~0 + 2*ULTIMATE.start_main_~x~0 + 1 Supporting invariants [] [2020-07-01 11:36:45,768 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2020-07-01 11:36:51,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 11:36:51,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-01 11:36:51,172 INFO L264 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-01 11:36:51,173 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-01 11:36:51,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-01 11:36:51,182 WARN L262 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-01 11:36:51,182 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-01 11:36:51,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-01 11:36:56,741 WARN L838 $PredicateComparison]: unable to prove that (<= (let ((.cse0 (+ (* (- 2) c_ULTIMATE.start_main_~x~0) 1))) (ite (> .cse0 0) .cse0 (+ (* (- 2) c_ULTIMATE.start_main_~y~0) (* 2 c_ULTIMATE.start_main_~x~0) 1))) c_oldRank1) is different from false [2020-07-01 11:36:56,744 INFO L98 LoopCannibalizer]: 9 predicates before loop cannibalization 9 predicates after loop cannibalization [2020-07-01 11:36:56,744 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 9 loop predicates [2020-07-01 11:36:56,745 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 7 states and 12 transitions. cyclomatic complexity: 7 Second operand 3 states. [2020-07-01 11:36:56,873 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 7 states and 12 transitions. cyclomatic complexity: 7. Second operand 3 states. Result 16 states and 28 transitions. Complement of second has 10 states. [2020-07-01 11:36:56,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2020-07-01 11:36:56,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-01 11:36:56,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 14 transitions. [2020-07-01 11:36:56,876 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 14 transitions. Stem has 3 letters. Loop has 2 letters. [2020-07-01 11:36:56,876 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-01 11:36:56,877 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 14 transitions. Stem has 5 letters. Loop has 2 letters. [2020-07-01 11:36:56,877 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-01 11:36:56,877 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 14 transitions. Stem has 3 letters. Loop has 4 letters. [2020-07-01 11:36:56,877 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-01 11:36:56,878 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 28 transitions. [2020-07-01 11:36:56,880 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2020-07-01 11:36:56,880 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 13 states and 22 transitions. [2020-07-01 11:36:56,880 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 5 [2020-07-01 11:36:56,881 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2020-07-01 11:36:56,881 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 22 transitions. [2020-07-01 11:36:56,881 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2020-07-01 11:36:56,881 INFO L688 BuchiCegarLoop]: Abstraction has 13 states and 22 transitions. [2020-07-01 11:36:56,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states and 22 transitions. [2020-07-01 11:36:56,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 5. [2020-07-01 11:36:56,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-01 11:36:56,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 8 transitions. [2020-07-01 11:36:56,882 INFO L711 BuchiCegarLoop]: Abstraction has 5 states and 8 transitions. [2020-07-01 11:36:56,882 INFO L591 BuchiCegarLoop]: Abstraction has 5 states and 8 transitions. [2020-07-01 11:36:56,883 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2020-07-01 11:36:56,883 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 5 states and 8 transitions. [2020-07-01 11:36:56,883 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2020-07-01 11:36:56,883 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-01 11:36:56,883 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-01 11:36:56,883 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2020-07-01 11:36:56,884 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2020-07-01 11:36:56,884 INFO L794 eck$LassoCheckResult]: Stem: 144#ULTIMATE.startENTRY [24] ULTIMATE.startENTRY-->L16-2: Formula: (and (= v_ULTIMATE.start_main_~y~0_1 |v_ULTIMATE.start_main_#t~nondet1_4|) (= v_ULTIMATE.start_main_~x~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|) (= v_ULTIMATE.start_main_~z~0_1 |v_ULTIMATE.start_main_#t~nondet2_4|)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_1|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_1|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_1, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_1, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1} AuxVars[|v_ULTIMATE.start_main_#t~nondet2_4|, |v_ULTIMATE.start_main_#t~nondet1_4|, |v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#res, ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~z~0, ULTIMATE.start_main_~x~0] 141#L16-2 [2020-07-01 11:36:56,884 INFO L796 eck$LassoCheckResult]: Loop: 141#L16-2 [31] L16-2-->L16: Formula: (<= v_ULTIMATE.start_main_~y~0_5 v_ULTIMATE.start_main_~x~0_5) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_5, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_5, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} AuxVars[] AssignedVars[] 140#L16 [26] L16-->L16-2: Formula: (and (= v_ULTIMATE.start_main_~x~0_8 (+ (* v_ULTIMATE.start_main_~z~0_5 (- 1)) v_ULTIMATE.start_main_~x~0_9)) (= v_ULTIMATE.start_main_~z~0_4 (+ v_ULTIMATE.start_main_~z~0_5 (- 1))) (= v_ULTIMATE.start_main_~y~0_8 (+ (* v_ULTIMATE.start_main_~z~0_5 v_ULTIMATE.start_main_~z~0_5) v_ULTIMATE.start_main_~y~0_9)) (= 0 |v_ULTIMATE.start_main_#t~nondet3_5|)) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_9, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_5, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_9, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_5|} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_8, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_4, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~z~0, ULTIMATE.start_main_~x~0] 141#L16-2 [2020-07-01 11:36:56,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 11:36:56,884 INFO L82 PathProgramCache]: Analyzing trace with hash 55, now seen corresponding path program 2 times [2020-07-01 11:36:56,885 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 11:36:56,885 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820548766] [2020-07-01 11:36:56,885 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 11:36:56,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:36:56,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:36:56,891 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 11:36:56,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 11:36:56,892 INFO L82 PathProgramCache]: Analyzing trace with hash 1948, now seen corresponding path program 1 times [2020-07-01 11:36:56,892 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 11:36:56,893 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598880191] [2020-07-01 11:36:56,893 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 11:36:56,897 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-07-01 11:36:56,897 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [267282473] [2020-07-01 11:36:56,897 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-01 11:36:56,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:36:56,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:36:56,924 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 11:36:56,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 11:36:56,924 INFO L82 PathProgramCache]: Analyzing trace with hash 53842, now seen corresponding path program 2 times [2020-07-01 11:36:56,924 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 11:36:56,925 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503495383] [2020-07-01 11:36:56,925 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 11:36:56,928 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-07-01 11:36:56,928 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1001225247] [2020-07-01 11:36:56,928 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-01 11:36:56,954 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-07-01 11:36:56,954 INFO L250 tOrderPrioritization]: Conjunction of SSA is sat [2020-07-01 11:36:56,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:36:56,962 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 11:36:57,008 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 11:36:57,008 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 11:36:57,008 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 11:36:57,009 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 11:36:57,009 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-07-01 11:36:57,009 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:36:57,009 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 11:36:57,009 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 11:36:57,009 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration3_Loop [2020-07-01 11:36:57,009 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 11:36:57,009 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 11:36:57,015 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:36:57,031 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:36:57,085 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 11:36:57,085 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:36:57,093 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 11:36:57,093 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:36:57,133 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-07-01 11:36:57,133 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 11:36:57,141 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-07-01 11:36:57,172 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 11:36:57,172 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 11:36:57,172 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 11:36:57,172 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 11:36:57,172 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-07-01 11:36:57,172 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:57,172 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 11:36:57,173 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 11:36:57,173 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration3_Loop [2020-07-01 11:36:57,173 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 11:36:57,173 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 11:36:57,174 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:36:57,188 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:36:57,249 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 11:36:57,249 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:57,254 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:57,257 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:57,257 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:57,257 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:57,257 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:57,257 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:36:57,259 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 11:36:57,259 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:57,267 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:57,305 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:57,307 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:57,307 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:57,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:57,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:57,308 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:36:57,309 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 11:36:57,309 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:57,311 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:36:57,344 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:57,348 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:57,351 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:57,351 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:57,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:57,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:57,351 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:36:57,354 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:36:57,354 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:57,359 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:57,396 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:57,399 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:57,399 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:57,399 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:57,399 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:57,399 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:36:57,401 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:36:57,401 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:57,403 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:36:57,436 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:57,441 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:57,444 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:57,445 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:57,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:57,445 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:57,445 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:36:57,449 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:36:57,449 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:57,454 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:57,491 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:57,494 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:57,494 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:57,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:57,494 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:57,495 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:36:57,496 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:36:57,496 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:57,499 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:36:57,530 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:57,534 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:57,537 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:57,537 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:57,537 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:57,538 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:57,538 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:36:57,541 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:36:57,541 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:57,547 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:57,580 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:57,582 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:57,583 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:57,583 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:57,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:57,583 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:36:57,585 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:36:57,585 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:57,588 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:36:57,618 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:57,621 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:57,624 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:36:57,624 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:36:57,624 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:57,624 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:57,625 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:57,625 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:36:57,628 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:36:57,628 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:57,636 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:57,669 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:57,672 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:36:57,672 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:36:57,672 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:57,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:57,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:57,673 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:36:57,674 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:36:57,674 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:57,678 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:36:57,707 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:57,712 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:57,714 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:36:57,715 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:36:57,715 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:57,715 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:57,715 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:57,715 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:36:57,720 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:36:57,721 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:57,732 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:57,765 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:57,767 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:36:57,768 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:36:57,768 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:57,768 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:57,768 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:57,768 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:36:57,770 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:36:57,771 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:57,775 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:36:57,804 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:57,808 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:57,811 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:36:57,811 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:36:57,811 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:57,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:57,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:57,812 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:36:57,818 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:36:57,818 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:57,837 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:57,872 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:57,875 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:36:57,875 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:36:57,875 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:57,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:57,876 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:57,876 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:36:57,878 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:36:57,879 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:57,885 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:36:57,915 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:57,920 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:57,923 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:36:57,923 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:36:57,923 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:57,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:57,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:57,924 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:36:57,927 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:36:57,927 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:57,935 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:57,973 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:57,975 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:36:57,975 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:36:57,975 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:57,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:57,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:57,976 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:36:57,978 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:36:57,978 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:57,982 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:36:58,012 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:58,016 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:58,019 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:36:58,020 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:36:58,020 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:58,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:58,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:58,020 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:36:58,030 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:36:58,030 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:58,042 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:58,075 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:58,078 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:36:58,078 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:36:58,078 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:58,079 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:58,079 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:58,079 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:36:58,081 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:36:58,081 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:58,087 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:36:58,140 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 11:36:58,140 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 11:36:58,140 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 11:36:58,140 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 11:36:58,140 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-07-01 11:36:58,140 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:36:58,140 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 11:36:58,141 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 11:36:58,141 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration3_Lasso [2020-07-01 11:36:58,141 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 11:36:58,141 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 11:36:58,143 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:36:58,146 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:36:58,149 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:36:58,152 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:36:58,156 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:36:58,169 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:36:58,232 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 11:36:58,233 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:36:58,237 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 11:36:58,237 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 11:36:58,241 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 11:36:58,241 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:36:58,276 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 11:36:58,276 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 11:36:58,280 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 11:36:58,280 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:36:58,312 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 11:36:58,313 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 11:36:58,316 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 11:36:58,316 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet2=0} Honda state: {ULTIMATE.start_main_#t~nondet2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:36:58,349 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 11:36:58,350 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 11:36:58,353 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 11:36:58,353 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:36:58,386 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 11:36:58,386 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:36:58,423 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-07-01 11:36:58,423 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 11:36:58,429 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-07-01 11:36:58,459 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 11:36:58,459 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 11:36:58,459 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 11:36:58,459 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 11:36:58,459 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-07-01 11:36:58,459 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:58,459 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 11:36:58,460 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 11:36:58,460 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration3_Lasso [2020-07-01 11:36:58,460 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 11:36:58,460 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 11:36:58,462 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:36:58,464 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:36:58,467 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:36:58,470 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:36:58,488 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:36:58,492 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:36:58,559 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 11:36:58,560 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:58,569 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:58,572 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:58,572 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:58,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:58,572 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:58,572 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:36:58,573 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 11:36:58,573 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:58,575 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:58,608 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:58,610 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:58,611 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:58,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:58,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:58,611 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:36:58,611 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 11:36:58,612 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:58,613 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:58,646 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:58,648 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:58,648 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:58,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:58,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:58,648 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:36:58,649 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 11:36:58,649 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:58,651 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:58,684 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:58,686 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:58,686 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:58,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:58,686 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:58,686 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:36:58,687 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 11:36:58,688 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:58,691 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:58,724 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:58,726 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:58,726 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:58,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:58,727 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:58,727 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:36:58,727 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 11:36:58,728 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:58,729 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:58,762 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:58,764 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:58,764 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:58,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:58,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:58,765 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:36:58,765 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 11:36:58,765 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:58,767 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:36:58,797 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:58,801 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:58,803 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:58,803 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:58,803 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:58,803 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:58,804 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:36:58,804 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:36:58,804 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:58,806 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:58,839 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:58,841 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:58,842 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:58,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:58,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:58,842 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:36:58,843 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:36:58,843 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:58,845 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:58,878 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:58,880 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:58,881 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:58,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:58,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:58,881 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:36:58,882 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:36:58,882 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:58,884 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:58,916 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:58,919 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:58,919 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:58,919 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:58,919 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:58,919 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:36:58,921 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:36:58,922 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:58,926 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:58,959 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:58,961 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:58,961 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:58,961 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:58,961 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:58,962 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:36:58,962 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:36:58,962 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:58,964 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:58,997 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:59,000 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:59,000 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:59,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:59,000 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:59,000 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:36:59,001 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:36:59,001 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:59,003 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:36:59,033 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:59,037 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:59,039 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:59,039 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:59,040 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:59,040 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:59,040 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:36:59,041 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:36:59,041 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:59,043 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:59,077 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:59,079 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:59,079 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:59,079 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:59,080 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:59,080 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:36:59,080 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:36:59,081 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:59,083 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:59,115 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:59,117 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:59,118 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:59,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:59,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:59,118 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:36:59,119 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:36:59,119 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:59,121 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:59,154 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:59,157 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:59,157 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:59,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:59,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:59,157 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:36:59,160 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:36:59,160 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:59,164 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:59,198 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:59,200 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:59,200 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:59,201 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:59,201 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:59,201 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:36:59,202 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:36:59,202 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:59,204 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:59,243 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:59,246 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:59,246 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:59,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:59,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:59,246 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:36:59,248 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:36:59,248 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:59,251 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:36:59,281 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:59,285 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:59,288 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:59,288 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:59,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:59,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:59,288 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:36:59,289 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:36:59,289 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:59,292 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:59,326 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:59,328 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:59,328 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:59,329 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:59,329 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:59,329 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:36:59,330 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:36:59,330 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:59,333 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:59,368 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:59,370 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:59,370 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:59,371 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:59,371 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:59,371 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:36:59,372 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:36:59,372 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:59,375 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:59,408 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:59,411 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:59,411 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:59,411 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:59,412 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:59,412 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:36:59,415 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:36:59,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:59,421 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:59,454 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:59,456 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:59,457 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:59,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:59,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:59,457 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:36:59,458 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:36:59,458 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:59,460 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:59,493 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:59,495 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:36:59,495 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:59,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:59,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:59,496 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:36:59,497 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:36:59,497 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:59,500 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:36:59,530 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:59,533 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:59,536 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:36:59,536 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:36:59,536 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:59,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:59,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:59,536 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:36:59,537 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:36:59,537 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:59,540 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:59,574 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:59,577 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:36:59,577 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:36:59,577 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:59,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:59,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:59,577 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:36:59,578 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:36:59,578 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:59,581 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:59,615 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:59,618 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:36:59,618 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:36:59,618 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:59,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:59,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:59,618 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:36:59,619 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:36:59,619 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:59,622 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:59,655 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:59,658 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:36:59,658 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:36:59,658 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:59,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:59,658 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:59,658 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:36:59,661 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:36:59,661 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:59,668 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:59,701 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:59,703 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:36:59,703 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:36:59,704 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:59,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:59,704 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:59,704 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:36:59,705 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:36:59,705 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:59,708 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:59,740 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:59,743 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:36:59,743 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:36:59,743 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:59,743 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:59,744 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:59,744 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:36:59,745 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:36:59,745 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:59,748 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:36:59,777 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:59,780 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:59,782 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:36:59,783 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:36:59,783 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:59,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:59,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:59,783 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:36:59,784 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:36:59,784 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:59,788 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:59,820 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:59,822 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:36:59,823 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:36:59,823 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:59,823 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:59,823 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:59,823 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:36:59,824 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:36:59,824 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:59,828 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:59,860 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:59,863 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:36:59,863 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:36:59,863 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:59,863 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:59,863 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:59,864 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:36:59,864 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:36:59,865 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:59,868 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:59,900 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:59,904 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:36:59,904 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:36:59,904 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:59,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:59,904 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:59,904 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:36:59,907 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:36:59,908 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:59,919 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:59,952 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:59,955 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:36:59,955 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:36:59,955 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:59,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:59,955 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:59,955 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:36:59,956 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:36:59,956 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:36:59,960 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:36:59,993 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:36:59,995 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:36:59,995 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:36:59,995 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:36:59,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:36:59,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:36:59,996 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:36:59,998 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:36:59,998 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:00,002 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:37:00,031 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:00,035 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:00,038 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:00,038 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:37:00,038 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:00,038 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:00,038 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:00,038 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:37:00,040 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:37:00,040 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:00,045 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:00,078 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:00,081 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:00,081 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:37:00,081 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:00,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:00,082 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:00,082 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:37:00,083 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:37:00,083 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:00,089 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:00,122 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:00,125 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:00,125 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:37:00,125 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:00,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:00,125 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:00,125 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:37:00,126 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:37:00,127 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:00,131 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:00,163 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:00,167 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:00,167 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:37:00,167 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:00,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:00,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:00,168 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:37:00,172 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:37:00,172 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:00,193 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:00,249 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:00,252 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:00,252 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:37:00,252 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:00,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:00,253 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:00,253 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:37:00,254 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:37:00,254 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:00,258 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:00,290 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:00,293 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:00,293 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:37:00,294 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:00,294 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:00,294 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:00,294 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:37:00,296 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:37:00,296 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:00,301 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:37:00,330 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:00,334 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:00,336 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:00,336 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:37:00,336 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:00,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:00,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:00,337 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:37:00,337 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:37:00,338 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:00,340 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:00,373 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:00,375 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:00,375 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:37:00,375 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:00,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:00,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:00,375 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:37:00,376 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:37:00,376 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:00,379 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:00,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:00,413 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:00,413 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:37:00,413 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:00,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:00,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:00,414 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:37:00,415 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:37:00,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:00,418 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:00,450 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:00,453 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:00,453 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:37:00,453 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:00,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:00,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:00,453 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:37:00,456 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:37:00,456 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:00,463 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:00,495 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:00,497 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:00,497 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:37:00,498 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:00,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:00,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:00,498 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:37:00,499 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:37:00,499 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:00,502 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:00,534 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:00,536 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:00,536 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:37:00,536 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:00,537 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:00,537 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:00,537 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:37:00,538 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:37:00,538 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:00,542 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:37:00,571 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:00,574 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:00,576 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:00,577 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:37:00,577 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:00,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:00,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:00,577 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:37:00,648 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:37:00,648 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:00,652 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:00,684 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:00,686 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:00,687 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:37:00,687 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:00,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:00,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:00,687 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:37:00,688 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:37:00,689 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:00,693 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:00,726 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:00,728 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:00,728 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:37:00,728 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:00,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:00,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:00,729 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:37:00,730 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:37:00,730 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:00,734 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:00,768 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:00,771 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:00,771 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:37:00,771 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:00,771 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:00,772 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:00,772 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:37:00,775 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:37:00,775 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:00,787 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:00,820 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:00,823 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:00,823 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:37:00,823 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:00,823 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:00,823 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:00,824 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:37:00,825 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:37:00,825 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:00,829 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:00,863 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:00,865 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:00,866 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:37:00,866 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:00,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:00,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:00,866 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:37:00,868 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:37:00,868 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:00,874 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:37:00,903 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2020-07-01 11:37:00,904 INFO L794 eck$LassoCheckResult]: Stem: 144#ULTIMATE.startENTRY [24] ULTIMATE.startENTRY-->L16-2: Formula: (and (= v_ULTIMATE.start_main_~y~0_1 |v_ULTIMATE.start_main_#t~nondet1_4|) (= v_ULTIMATE.start_main_~x~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|) (= v_ULTIMATE.start_main_~z~0_1 |v_ULTIMATE.start_main_#t~nondet2_4|)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_1|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_1|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_1, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_1, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1} AuxVars[|v_ULTIMATE.start_main_#t~nondet2_4|, |v_ULTIMATE.start_main_#t~nondet1_4|, |v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#res, ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~z~0, ULTIMATE.start_main_~x~0] 141#L16-2 [31] L16-2-->L16: Formula: (<= v_ULTIMATE.start_main_~y~0_5 v_ULTIMATE.start_main_~x~0_5) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_5, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_5, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} AuxVars[] AssignedVars[] 140#L16 [26] L16-->L16-2: Formula: (and (= v_ULTIMATE.start_main_~x~0_8 (+ (* v_ULTIMATE.start_main_~z~0_5 (- 1)) v_ULTIMATE.start_main_~x~0_9)) (= v_ULTIMATE.start_main_~z~0_4 (+ v_ULTIMATE.start_main_~z~0_5 (- 1))) (= v_ULTIMATE.start_main_~y~0_8 (+ (* v_ULTIMATE.start_main_~z~0_5 v_ULTIMATE.start_main_~z~0_5) v_ULTIMATE.start_main_~y~0_9)) (= 0 |v_ULTIMATE.start_main_#t~nondet3_5|)) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_9, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_5, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_9, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_5|} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_8, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_4, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~z~0, ULTIMATE.start_main_~x~0] 141#L16-2 [2020-07-01 11:37:00,904 INFO L796 eck$LassoCheckResult]: Loop: 141#L16-2 [31] L16-2-->L16: Formula: (<= v_ULTIMATE.start_main_~y~0_5 v_ULTIMATE.start_main_~x~0_5) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_5, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_5, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} AuxVars[] AssignedVars[] 140#L16 [26] L16-->L16-2: Formula: (and (= v_ULTIMATE.start_main_~x~0_8 (+ (* v_ULTIMATE.start_main_~z~0_5 (- 1)) v_ULTIMATE.start_main_~x~0_9)) (= v_ULTIMATE.start_main_~z~0_4 (+ v_ULTIMATE.start_main_~z~0_5 (- 1))) (= v_ULTIMATE.start_main_~y~0_8 (+ (* v_ULTIMATE.start_main_~z~0_5 v_ULTIMATE.start_main_~z~0_5) v_ULTIMATE.start_main_~y~0_9)) (= 0 |v_ULTIMATE.start_main_#t~nondet3_5|)) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_9, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_5, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_9, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_5|} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_8, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_4, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~z~0, ULTIMATE.start_main_~x~0] 141#L16-2 [2020-07-01 11:37:00,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 11:37:00,904 INFO L82 PathProgramCache]: Analyzing trace with hash 53842, now seen corresponding path program 3 times [2020-07-01 11:37:00,905 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 11:37:00,905 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258206896] [2020-07-01 11:37:00,905 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 11:37:00,909 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-07-01 11:37:00,909 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [766343592] [2020-07-01 11:37:00,909 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 100 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 100 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-01 11:37:00,928 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2020-07-01 11:37:00,929 INFO L250 tOrderPrioritization]: Conjunction of SSA is sat [2020-07-01 11:37:00,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:37:00,934 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 11:37:00,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 11:37:00,935 INFO L82 PathProgramCache]: Analyzing trace with hash 1948, now seen corresponding path program 2 times [2020-07-01 11:37:00,935 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 11:37:00,935 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2005253641] [2020-07-01 11:37:00,935 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 11:37:00,937 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-07-01 11:37:00,937 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1929416062] [2020-07-01 11:37:00,938 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 101 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 101 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-01 11:37:00,955 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-07-01 11:37:00,955 INFO L250 tOrderPrioritization]: Conjunction of SSA is sat [2020-07-01 11:37:00,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:37:00,959 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 11:37:00,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 11:37:00,959 INFO L82 PathProgramCache]: Analyzing trace with hash 51743149, now seen corresponding path program 4 times [2020-07-01 11:37:00,960 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 11:37:00,960 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250561196] [2020-07-01 11:37:00,960 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 11:37:00,963 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-07-01 11:37:00,963 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [961356159] [2020-07-01 11:37:00,963 INFO L92 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 102 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 102 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-01 11:37:00,984 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-07-01 11:37:00,984 INFO L250 tOrderPrioritization]: Conjunction of SSA is sat [2020-07-01 11:37:00,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:37:00,991 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 11:37:01,020 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 11:37:01,020 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 11:37:01,020 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 11:37:01,020 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 11:37:01,020 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-07-01 11:37:01,020 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:37:01,021 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 11:37:01,021 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 11:37:01,021 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration3_Loop [2020-07-01 11:37:01,021 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 11:37:01,021 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 11:37:01,022 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:37:01,026 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:37:01,075 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 11:37:01,076 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:37:01,080 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 11:37:01,080 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 11:37:01,083 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 11:37:01,083 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet3=0} Honda state: {ULTIMATE.start_main_#t~nondet3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:37:01,116 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 11:37:01,116 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:37:01,153 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-07-01 11:37:01,153 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 11:37:01,159 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-07-01 11:37:01,188 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 11:37:01,188 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 11:37:01,188 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 11:37:01,188 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 11:37:01,189 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-07-01 11:37:01,189 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:01,189 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 11:37:01,189 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 11:37:01,189 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration3_Loop [2020-07-01 11:37:01,189 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 11:37:01,189 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 11:37:01,190 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:37:01,194 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:37:01,258 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 11:37:01,258 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:01,262 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:01,264 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:37:01,264 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:01,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:01,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:01,264 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:37:01,265 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 11:37:01,265 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:01,266 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:01,299 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:01,301 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:37:01,301 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:01,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:01,302 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:01,302 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:37:01,303 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 11:37:01,303 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:01,306 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:37:01,335 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:01,339 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:01,341 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:37:01,341 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:01,341 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:01,342 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:01,342 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:37:01,342 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:37:01,343 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:01,345 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:01,378 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:01,380 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:37:01,380 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:01,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:01,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:01,381 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:37:01,383 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:37:01,383 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:01,387 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:37:01,417 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:01,421 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:01,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:37:01,423 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:01,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:01,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:01,424 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:37:01,425 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:37:01,425 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:01,427 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:01,461 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:01,463 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:37:01,464 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:01,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:01,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:01,464 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:37:01,466 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:37:01,466 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:01,471 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:37:01,500 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:01,504 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:01,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:37:01,507 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:01,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:01,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:01,507 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:37:01,508 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:37:01,508 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:01,511 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 113 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 113 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:01,545 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:01,548 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:37:01,548 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:01,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:01,549 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:01,549 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:37:01,552 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:37:01,552 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:01,558 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:37:01,588 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 114 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 114 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:01,593 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:01,595 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:01,595 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:37:01,596 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:01,596 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:01,596 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:01,596 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:37:01,597 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:37:01,597 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:01,600 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 115 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 115 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:01,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:01,636 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:01,637 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:37:01,637 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:01,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:01,637 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:01,637 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:37:01,639 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:37:01,639 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:01,647 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:37:01,678 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 116 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 116 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:01,682 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:01,685 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:01,685 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:37:01,685 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:01,685 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:01,685 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:01,686 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:37:01,687 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:37:01,687 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:01,691 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 117 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 117 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:01,727 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:01,730 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:01,730 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:37:01,730 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:01,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:01,731 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:01,731 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:37:01,734 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:37:01,734 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:01,745 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:37:01,777 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 118 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 118 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:01,781 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:01,784 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:01,785 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:37:01,785 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:01,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:01,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:01,785 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:37:01,787 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:37:01,787 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:01,793 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 119 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 119 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:01,829 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:01,833 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:01,833 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:37:01,833 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:01,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:01,833 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:01,833 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:37:01,837 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:37:01,838 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:01,857 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:37:01,888 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 120 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 120 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:01,892 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:01,895 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:01,895 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:37:01,895 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:01,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:01,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:01,896 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:37:01,897 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:37:01,897 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:01,901 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 121 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 121 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:01,934 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:01,937 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:01,937 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:37:01,937 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:01,937 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:01,937 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:01,937 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:37:01,939 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:37:01,940 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:01,946 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:37:01,975 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 122 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 122 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:01,979 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:01,982 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:01,982 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:37:01,982 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:01,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:01,982 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:01,982 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:37:01,984 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:37:01,984 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:01,989 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 123 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 123 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:02,023 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:02,025 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:02,025 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:37:02,026 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:02,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:02,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:02,026 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:37:02,029 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:37:02,029 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:02,041 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:37:02,107 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 11:37:02,107 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 11:37:02,107 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 11:37:02,107 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 11:37:02,107 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-07-01 11:37:02,107 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:37:02,108 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 11:37:02,108 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 11:37:02,108 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration3_Lasso [2020-07-01 11:37:02,108 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 11:37:02,108 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 11:37:02,110 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:37:02,123 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:37:02,126 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:37:02,127 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:37:02,129 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:37:02,131 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:37:02,188 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 11:37:02,188 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 124 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 124 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:37:02,192 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 11:37:02,192 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 125 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 125 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:37:02,229 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-07-01 11:37:02,229 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 11:37:02,235 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-07-01 11:37:02,265 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 11:37:02,265 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 11:37:02,265 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 11:37:02,265 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 11:37:02,265 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-07-01 11:37:02,266 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:02,266 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 11:37:02,266 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 11:37:02,266 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration3_Lasso [2020-07-01 11:37:02,266 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 11:37:02,266 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 11:37:02,268 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:37:02,282 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:37:02,284 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:37:02,286 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:37:02,288 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:37:02,291 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:37:02,350 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 11:37:02,350 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 126 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 126 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:02,354 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:02,356 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:37:02,356 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:02,356 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:02,356 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:02,356 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:37:02,357 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 11:37:02,358 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:02,361 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 127 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 127 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:02,393 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:02,395 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:37:02,395 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:02,396 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:02,396 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:02,396 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:37:02,396 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 11:37:02,396 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:02,398 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 128 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 128 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:02,431 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:02,433 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:37:02,433 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:02,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:02,433 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:02,434 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:37:02,434 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 11:37:02,434 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:02,436 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:02,468 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:02,470 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:37:02,471 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:02,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:02,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:02,471 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:37:02,471 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 11:37:02,471 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:02,473 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 130 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 130 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:02,506 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:02,508 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:37:02,508 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:02,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:02,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:02,508 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:37:02,509 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 11:37:02,509 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:02,511 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:02,544 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:02,546 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:37:02,546 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:02,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:02,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:02,546 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:37:02,547 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 11:37:02,547 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:02,549 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:37:02,578 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:02,582 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:02,584 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:37:02,584 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:02,585 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:02,585 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:02,585 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:37:02,586 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:37:02,586 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:02,591 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 133 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 133 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:02,623 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:02,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:37:02,625 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:02,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:02,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:02,626 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:37:02,626 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:37:02,626 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:02,628 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 134 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 134 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:02,661 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:02,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:37:02,663 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:02,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:02,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:02,664 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:37:02,664 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:37:02,664 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:02,666 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 135 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 135 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:02,699 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:02,701 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:37:02,701 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:02,701 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:02,702 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:02,702 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:37:02,702 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:37:02,702 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:02,704 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 136 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 136 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:02,737 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:02,739 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:37:02,739 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:02,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:02,740 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:02,740 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:37:02,740 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:37:02,740 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:02,743 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 137 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 137 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:02,775 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:02,777 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:37:02,777 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:02,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:02,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:02,778 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:37:02,778 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:37:02,778 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:02,780 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:37:02,809 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 138 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 138 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:02,813 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:02,816 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:37:02,816 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:02,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:02,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:02,816 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:37:02,818 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:37:02,818 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:02,823 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 139 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 139 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:02,856 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:02,858 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:37:02,858 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:02,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:02,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:02,859 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:37:02,859 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:37:02,860 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:02,862 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 140 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 140 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:02,894 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:02,896 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:37:02,897 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:02,897 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:02,897 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:02,897 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:37:02,898 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:37:02,898 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:02,900 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 141 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 141 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:02,933 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:02,935 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:37:02,935 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:02,935 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:02,936 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:02,936 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:37:02,936 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:37:02,937 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:02,939 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 142 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 142 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:02,971 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:02,973 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:37:02,973 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:02,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:02,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:02,974 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:37:02,975 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:37:02,975 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:02,977 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 143 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 143 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:03,010 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:03,012 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:37:03,012 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:03,013 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:03,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:03,013 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:37:03,013 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:37:03,014 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:03,016 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:37:03,045 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 144 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 144 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:03,048 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:03,051 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:37:03,051 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:03,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:03,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:03,052 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:37:03,054 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:37:03,054 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:03,060 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 145 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 145 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:03,093 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:03,095 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:37:03,095 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:03,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:03,096 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:03,096 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:37:03,096 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:37:03,096 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:03,099 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 146 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 146 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:03,132 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:03,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:37:03,134 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:03,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:03,135 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:03,135 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:37:03,135 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:37:03,136 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:03,138 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 147 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 147 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:03,170 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:03,173 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:37:03,173 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:03,173 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:03,173 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:03,173 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:37:03,174 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:37:03,174 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:03,176 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 148 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 148 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:03,209 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:03,211 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:37:03,211 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:03,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:03,212 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:03,212 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:37:03,213 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:37:03,213 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:03,216 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 149 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 149 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:03,249 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:03,251 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:37:03,251 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:03,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:03,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:03,252 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:37:03,253 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:37:03,253 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:03,255 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:37:03,284 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 150 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 150 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:03,288 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:03,290 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:03,291 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:37:03,291 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:03,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:03,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:03,291 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:37:03,293 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:37:03,293 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:03,299 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 151 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 151 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:03,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:03,334 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:03,335 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:37:03,335 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:03,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:03,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:03,335 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:37:03,336 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:37:03,336 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:03,338 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 152 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 152 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:03,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:03,373 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:03,374 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:37:03,374 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:03,374 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:03,374 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:03,374 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:37:03,375 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:37:03,375 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:03,378 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 153 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 153 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:03,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:03,413 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:03,414 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:37:03,414 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:03,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:03,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:03,414 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:37:03,415 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:37:03,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:03,417 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 154 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 154 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:03,451 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:03,453 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:03,453 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:37:03,453 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:03,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:03,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:03,454 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:37:03,455 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:37:03,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:03,458 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 155 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 155 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:03,491 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:03,493 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:03,493 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:37:03,494 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:03,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:03,494 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:03,494 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:37:03,495 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:37:03,495 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:03,498 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:37:03,527 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 156 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 156 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:03,531 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:03,534 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:03,534 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:37:03,534 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:03,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:03,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:03,534 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:37:03,538 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:37:03,538 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:03,550 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 157 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 157 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:03,583 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:03,586 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:03,586 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:37:03,586 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:03,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:03,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:03,587 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:37:03,588 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:37:03,588 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:03,592 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 158 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 158 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:03,650 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:03,652 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:03,652 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:37:03,652 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:03,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:03,652 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:03,653 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:37:03,653 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:37:03,653 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:03,657 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 159 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 159 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:03,690 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:03,692 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:03,692 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:37:03,692 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:03,693 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:03,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:03,693 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:37:03,694 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:37:03,694 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:03,697 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 160 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 160 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:03,730 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:03,732 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:03,733 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:37:03,733 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:03,733 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:03,733 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:03,733 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:37:03,734 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:37:03,734 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:03,738 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 161 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 161 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:03,771 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:03,773 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:03,774 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:37:03,774 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:03,774 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:03,774 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:03,774 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:37:03,775 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:37:03,775 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:03,778 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:37:03,808 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 162 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 162 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:03,812 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:03,815 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:03,815 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:37:03,815 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:03,815 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:03,815 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:03,816 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:37:03,818 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:37:03,819 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:03,840 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 163 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 163 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:03,873 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:03,876 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:03,876 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:37:03,876 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:03,876 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:03,876 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:03,876 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:37:03,878 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:37:03,878 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:03,883 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 164 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 164 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:03,916 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:03,918 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:03,918 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:37:03,918 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:03,919 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:03,919 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:03,919 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:37:03,920 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:37:03,920 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:03,925 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 165 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 165 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:03,958 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:03,962 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:03,962 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:37:03,962 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:03,962 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:03,962 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:03,962 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:37:03,964 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:37:03,964 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:03,969 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 166 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 166 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:04,003 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:04,006 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:04,006 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:37:04,007 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:04,007 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:04,007 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:04,007 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:37:04,009 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:37:04,009 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:04,014 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 167 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 167 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:04,048 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:04,051 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:04,051 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:37:04,051 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:04,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:04,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:04,051 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:37:04,053 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:37:04,053 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:04,058 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:37:04,088 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 168 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 168 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:04,092 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:04,094 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:04,095 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:37:04,095 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:04,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:04,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:04,095 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:37:04,097 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:37:04,097 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:04,103 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 169 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 169 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:04,136 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:04,138 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:04,139 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:37:04,139 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:04,139 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:04,139 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:04,139 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:37:04,140 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:37:04,140 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:04,143 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 170 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 170 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:04,175 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:04,178 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:04,178 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:37:04,178 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:04,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:04,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:04,178 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:37:04,179 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:37:04,179 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:04,182 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 171 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-01 11:37:04,230 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:04,234 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:04,235 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:37:04,235 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:04,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:04,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:04,235 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 171 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:04,240 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:37:04,240 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:04,243 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 172 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 172 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:04,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:04,279 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:04,279 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:37:04,279 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:04,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:04,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:04,280 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:37:04,281 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:37:04,281 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:04,285 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 173 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 173 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:04,317 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:04,319 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:04,320 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:37:04,320 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:04,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:04,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:04,320 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:37:04,321 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:37:04,321 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:04,324 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:37:04,353 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 174 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 174 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:04,357 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:04,360 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:04,360 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:37:04,360 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:04,360 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:04,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:04,361 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:37:04,364 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:37:04,364 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:04,376 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 175 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 175 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:04,409 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:04,411 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:04,412 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:37:04,412 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:04,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:04,412 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:04,412 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:37:04,413 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:37:04,413 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:04,417 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 176 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 176 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:04,449 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:04,452 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:04,452 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:37:04,452 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:04,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:04,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:04,452 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:37:04,453 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:37:04,453 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:04,457 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 177 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 177 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:04,489 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:04,492 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:04,492 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:37:04,492 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:04,492 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:04,492 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:04,492 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:37:04,493 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:37:04,493 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:04,497 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 178 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 178 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:04,530 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:04,532 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:04,533 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:37:04,533 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:04,533 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:04,533 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:04,533 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:37:04,534 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:37:04,534 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:04,539 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 179 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 179 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:37:04,572 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:37:04,575 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:37:04,575 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:37:04,575 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:37:04,575 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:37:04,575 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:37:04,575 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:37:04,576 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:37:04,576 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:37:04,580 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:37:04,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.07 11:37:04 BasicIcfg [2020-07-01 11:37:04,616 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-07-01 11:37:04,618 INFO L168 Benchmark]: Toolchain (without parser) took 27369.28 ms. Allocated memory was 649.6 MB in the beginning and 828.9 MB in the end (delta: 179.3 MB). Free memory was 557.7 MB in the beginning and 668.9 MB in the end (delta: -111.2 MB). Peak memory consumption was 315.9 MB. Max. memory is 50.3 GB. [2020-07-01 11:37:04,618 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 649.6 MB. Free memory is still 578.0 MB. There was no memory consumed. Max. memory is 50.3 GB. [2020-07-01 11:37:04,619 INFO L168 Benchmark]: CACSL2BoogieTranslator took 301.42 ms. Allocated memory was 649.6 MB in the beginning and 673.2 MB in the end (delta: 23.6 MB). Free memory was 556.3 MB in the beginning and 637.6 MB in the end (delta: -81.3 MB). Peak memory consumption was 28.6 MB. Max. memory is 50.3 GB. [2020-07-01 11:37:04,619 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.88 ms. Allocated memory is still 673.2 MB. Free memory was 637.6 MB in the beginning and 636.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. [2020-07-01 11:37:04,620 INFO L168 Benchmark]: Boogie Preprocessor took 20.71 ms. Allocated memory is still 673.2 MB. Free memory was 636.3 MB in the beginning and 634.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. [2020-07-01 11:37:04,620 INFO L168 Benchmark]: RCFGBuilder took 246.45 ms. Allocated memory is still 673.2 MB. Free memory was 634.9 MB in the beginning and 619.3 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 50.3 GB. [2020-07-01 11:37:04,620 INFO L168 Benchmark]: BlockEncodingV2 took 76.33 ms. Allocated memory is still 673.2 MB. Free memory was 619.3 MB in the beginning and 613.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. [2020-07-01 11:37:04,621 INFO L168 Benchmark]: TraceAbstraction took 147.51 ms. Allocated memory is still 673.2 MB. Free memory was 613.9 MB in the beginning and 604.5 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 50.3 GB. [2020-07-01 11:37:04,621 INFO L168 Benchmark]: BuchiAutomizer took 26535.50 ms. Allocated memory was 673.2 MB in the beginning and 828.9 MB in the end (delta: 155.7 MB). Free memory was 604.5 MB in the beginning and 668.9 MB in the end (delta: -64.4 MB). Peak memory consumption was 339.1 MB. Max. memory is 50.3 GB. [2020-07-01 11:37:04,624 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: - StatisticsResult: Initial Icfg 7 locations, 9 edges - StatisticsResult: Encoded RCFG 3 locations, 5 edges * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 649.6 MB. Free memory is still 578.0 MB. There was no memory consumed. Max. memory is 50.3 GB. * CACSL2BoogieTranslator took 301.42 ms. Allocated memory was 649.6 MB in the beginning and 673.2 MB in the end (delta: 23.6 MB). Free memory was 556.3 MB in the beginning and 637.6 MB in the end (delta: -81.3 MB). Peak memory consumption was 28.6 MB. Max. memory is 50.3 GB. * Boogie Procedure Inliner took 34.88 ms. Allocated memory is still 673.2 MB. Free memory was 637.6 MB in the beginning and 636.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. * Boogie Preprocessor took 20.71 ms. Allocated memory is still 673.2 MB. Free memory was 636.3 MB in the beginning and 634.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. * RCFGBuilder took 246.45 ms. Allocated memory is still 673.2 MB. Free memory was 634.9 MB in the beginning and 619.3 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 50.3 GB. * BlockEncodingV2 took 76.33 ms. Allocated memory is still 673.2 MB. Free memory was 619.3 MB in the beginning and 613.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. * TraceAbstraction took 147.51 ms. Allocated memory is still 673.2 MB. Free memory was 613.9 MB in the beginning and 604.5 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 50.3 GB. * BuchiAutomizer took 26535.50 ms. Allocated memory was 673.2 MB in the beginning and 828.9 MB in the end (delta: 155.7 MB). Free memory was 604.5 MB in the beginning and 668.9 MB in the end (delta: -64.4 MB). Peak memory consumption was 339.1 MB. Max. memory is 50.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. - InvariantResult [Line: 15]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 3 locations, 0 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 1 NumberOfFragments, 1 HoareAnnotationTreeSize, 1 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 1 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (0 trivial, 0 deterministic, 2 nondeterministic) and one module whose termination is unknown.One nondeterministic module has 2-nested ranking function (if -2 * x + 1 > 0 then 1 else 0), (if -2 * x + 1 > 0 then -2 * x + 1 else -2 * y + 2 * x + 1) and consists of 5 locations. One nondeterministic module has 2-nested ranking function (if -2 * x + 1 > 0 then 1 else 0), (if -2 * x + 1 > 0 then -2 * x + 1 else -2 * y + 2 * x + 1) and consists of 5 locations. The remainder module has 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 26.5s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 9.4s. Construction of modules took 0.0s. Büchi inclusion checks took 16.8s. Highest rank in rank-based complementation 3. Minimization of det autom 0. Minimization of nondet autom 2. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 8 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 7 states and ocurred in iteration 1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 6 SDtfs, 23 SDslu, 0 SDs, 0 SdLazy, 60 SolverSat, 16 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT2 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital25 mio100 ax100 hnf96 lsp86 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq178 hnf93 smp100 dnf100 smp100 tf105 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 13ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 4 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.8s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "[24] ULTIMATE.startENTRY-->L16-2: Formula: (and (= v_ULTIMATE.start_main_~y~0_1 |v_ULTIMATE.start_main_#t~nondet1_4|) (= v_ULTIMATE.start_main_~x~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|) (= v_ULTIMATE.start_main_~z~0_1 |v_ULTIMATE.start_main_#t~nondet2_4|)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_1|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_1|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_1, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_1, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1} AuxVars[|v_ULTIMATE.start_main_#t~nondet2_4|, |v_ULTIMATE.start_main_#t~nondet1_4|, |v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#res, ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~z~0, ULTIMATE.start_main_~x~0]" "[31] L16-2-->L16: Formula: (<= v_ULTIMATE.start_main_~y~0_5 v_ULTIMATE.start_main_~x~0_5) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_5, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_5, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} AuxVars[] AssignedVars[]" "[26] L16-->L16-2: Formula: (and (= v_ULTIMATE.start_main_~x~0_8 (+ (* v_ULTIMATE.start_main_~z~0_5 (- 1)) v_ULTIMATE.start_main_~x~0_9)) (= v_ULTIMATE.start_main_~z~0_4 (+ v_ULTIMATE.start_main_~z~0_5 (- 1))) (= v_ULTIMATE.start_main_~y~0_8 (+ (* v_ULTIMATE.start_main_~z~0_5 v_ULTIMATE.start_main_~z~0_5) v_ULTIMATE.start_main_~y~0_9)) (= 0 |v_ULTIMATE.start_main_#t~nondet3_5|)) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_9, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_5, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_9, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_5|} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_8, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_4, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~z~0, ULTIMATE.start_main_~x~0]" Loop: "[31] L16-2-->L16: Formula: (<= v_ULTIMATE.start_main_~y~0_5 v_ULTIMATE.start_main_~x~0_5) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_5, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_5, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} AuxVars[] AssignedVars[]" "[26] L16-->L16-2: Formula: (and (= v_ULTIMATE.start_main_~x~0_8 (+ (* v_ULTIMATE.start_main_~z~0_5 (- 1)) v_ULTIMATE.start_main_~x~0_9)) (= v_ULTIMATE.start_main_~z~0_4 (+ v_ULTIMATE.start_main_~z~0_5 (- 1))) (= v_ULTIMATE.start_main_~y~0_8 (+ (* v_ULTIMATE.start_main_~z~0_5 v_ULTIMATE.start_main_~z~0_5) v_ULTIMATE.start_main_~y~0_9)) (= 0 |v_ULTIMATE.start_main_#t~nondet3_5|)) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_9, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_5, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_9, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_5|} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_8, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_4, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~z~0, ULTIMATE.start_main_~x~0]" RESULT: Ultimate could not prove your program: unable to determine termination !SESSION 2020-07-01 11:36:33.864 ----------------------------------------------- eclipse.buildId=unknown java.version=1.8.0_242 java.vendor=Oracle Corporation BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c Command-line arguments: -os linux -ws gtk -arch x86_64 -consoleLog -data @user.home/.ultimate -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -data /export/starexec/sandbox/tmp/BenchExec_run_FTZval/tmp -i /export/starexec/sandbox/benchmark/theBenchmark.c !ENTRY org.eclipse.core.resources 2 10035 2020-07-01 11:37:06.258 !MESSAGE The workspace will exit with unsaved changes in this session. Received shutdown request... Ultimate: GTK+ Version Check