/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 12:54:07,412 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-01 12:54:07,415 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-01 12:54:07,426 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-01 12:54:07,427 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-01 12:54:07,428 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-01 12:54:07,429 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-01 12:54:07,430 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-01 12:54:07,432 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-01 12:54:07,433 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-01 12:54:07,433 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-01 12:54:07,435 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-01 12:54:07,435 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-01 12:54:07,436 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-01 12:54:07,437 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-01 12:54:07,438 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-01 12:54:07,438 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-01 12:54:07,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-01 12:54:07,441 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-01 12:54:07,443 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-01 12:54:07,444 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-01 12:54:07,446 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-01 12:54:07,447 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-01 12:54:07,447 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-01 12:54:07,450 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-01 12:54:07,450 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-01 12:54:07,450 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-01 12:54:07,451 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-01 12:54:07,451 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-01 12:54:07,452 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-01 12:54:07,453 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-01 12:54:07,453 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-01 12:54:07,454 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-01 12:54:07,455 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-01 12:54:07,456 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-01 12:54:07,456 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-01 12:54:07,457 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-01 12:54:07,457 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-01 12:54:07,457 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-01 12:54:07,458 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-01 12:54:07,458 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-01 12:54:07,459 INFO L101 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf [2020-07-01 12:54:07,474 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-01 12:54:07,474 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-01 12:54:07,475 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-01 12:54:07,475 INFO L138 SettingsManager]: * Rewrite not-equals=true [2020-07-01 12:54:07,476 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-01 12:54:07,476 INFO L138 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE [2020-07-01 12:54:07,476 INFO L138 SettingsManager]: * Use SBE=true [2020-07-01 12:54:07,476 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-07-01 12:54:07,476 INFO L138 SettingsManager]: * Use old map elimination=false [2020-07-01 12:54:07,477 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-07-01 12:54:07,477 INFO L138 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION [2020-07-01 12:54:07,477 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-07-01 12:54:07,477 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-07-01 12:54:07,477 INFO L138 SettingsManager]: * Construct termination proof for TermComp=true [2020-07-01 12:54:07,477 INFO L138 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:54:07,478 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-01 12:54:07,478 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-07-01 12:54:07,478 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-01 12:54:07,478 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-01 12:54:07,478 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-07-01 12:54:07,479 INFO L138 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE [2020-07-01 12:54:07,479 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-01 12:54:07,479 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-01 12:54:07,479 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-07-01 12:54:07,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 [2020-07-01 12:54:07,480 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-01 12:54:07,480 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-01 12:54:07,480 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-01 12:54:07,480 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-01 12:54:07,649 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-01 12:54:07,662 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-01 12:54:07,666 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-01 12:54:07,667 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-01 12:54:07,667 INFO L275 PluginConnector]: CDTParser initialized [2020-07-01 12:54:07,668 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c [2020-07-01 12:54:07,758 INFO L220 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/BenchExec_run_2k7Tz6/tmp/d92774d244e54d0b9c67cbeff19cf91c/FLAG3df3b0672 [2020-07-01 12:54:08,100 INFO L306 CDTParser]: Found 1 translation units. [2020-07-01 12:54:08,101 INFO L160 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c [2020-07-01 12:54:08,108 INFO L349 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/BenchExec_run_2k7Tz6/tmp/d92774d244e54d0b9c67cbeff19cf91c/FLAG3df3b0672 [2020-07-01 12:54:08,512 INFO L357 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/BenchExec_run_2k7Tz6/tmp/d92774d244e54d0b9c67cbeff19cf91c [2020-07-01 12:54:08,524 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-01 12:54:08,525 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. [2020-07-01 12:54:08,526 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-01 12:54:08,527 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-01 12:54:08,531 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-01 12:54:08,532 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.07 12:54:08" (1/1) ... [2020-07-01 12:54:08,535 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14a64873 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:54:08, skipping insertion in model container [2020-07-01 12:54:08,535 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.07 12:54:08" (1/1) ... [2020-07-01 12:54:08,543 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-01 12:54:08,560 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-01 12:54:08,774 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-01 12:54:08,778 INFO L203 MainTranslator]: Completed pre-run [2020-07-01 12:54:08,794 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-01 12:54:08,808 INFO L208 MainTranslator]: Completed translation [2020-07-01 12:54:08,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:54:08 WrapperNode [2020-07-01 12:54:08,809 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-01 12:54:08,810 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-01 12:54:08,810 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-01 12:54:08,810 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-01 12:54:08,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:54:08" (1/1) ... [2020-07-01 12:54:08,824 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:54:08" (1/1) ... [2020-07-01 12:54:08,843 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-01 12:54:08,843 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-01 12:54:08,843 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-01 12:54:08,843 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-01 12:54:08,853 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:54:08" (1/1) ... [2020-07-01 12:54:08,853 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:54:08" (1/1) ... [2020-07-01 12:54:08,853 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:54:08" (1/1) ... [2020-07-01 12:54:08,853 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:54:08" (1/1) ... [2020-07-01 12:54:08,855 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:54:08" (1/1) ... [2020-07-01 12:54:08,860 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:54:08" (1/1) ... [2020-07-01 12:54:08,860 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:54:08" (1/1) ... [2020-07-01 12:54:08,861 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-01 12:54:08,862 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-01 12:54:08,862 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-01 12:54:08,862 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-01 12:54:08,863 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:54:08" (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 12:54:08,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-01 12:54:08,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-01 12:54:09,074 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-01 12:54:09,074 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-01 12:54:09,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 12:54:09 BoogieIcfgContainer [2020-07-01 12:54:09,078 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-01 12:54:09,079 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- [2020-07-01 12:54:09,079 INFO L271 PluginConnector]: Initializing BlockEncodingV2... [2020-07-01 12:54:09,081 INFO L275 PluginConnector]: BlockEncodingV2 initialized [2020-07-01 12:54:09,082 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 12:54:09" (1/1) ... [2020-07-01 12:54:09,094 INFO L313 BlockEncoder]: Initial Icfg 7 locations, 9 edges [2020-07-01 12:54:09,095 INFO L258 BlockEncoder]: Using Remove infeasible edges [2020-07-01 12:54:09,096 INFO L263 BlockEncoder]: Using Maximize final states [2020-07-01 12:54:09,097 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false [2020-07-01 12:54:09,097 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE [2020-07-01 12:54:09,099 INFO L296 BlockEncoder]: Using Remove sink states [2020-07-01 12:54:09,099 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true [2020-07-01 12:54:09,100 INFO L179 BlockEncoder]: Using Rewrite not-equals [2020-07-01 12:54:09,114 INFO L185 BlockEncoder]: Using Use SBE [2020-07-01 12:54:09,128 INFO L200 BlockEncoder]: SBE split 1 edges [2020-07-01 12:54:09,132 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility [2020-07-01 12:54:09,134 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-07-01 12:54:09,144 INFO L100 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2020-07-01 12:54:09,146 INFO L70 RemoveSinkStates]: Removed 4 edges and 2 locations by removing sink states [2020-07-01 12:54:09,147 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility [2020-07-01 12:54:09,147 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-07-01 12:54:09,154 INFO L100 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2020-07-01 12:54:09,154 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states [2020-07-01 12:54:09,155 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility [2020-07-01 12:54:09,155 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-07-01 12:54:09,155 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2020-07-01 12:54:09,155 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states [2020-07-01 12:54:09,156 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 2 edges [2020-07-01 12:54:09,156 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 01.07 12:54:09 BasicIcfg [2020-07-01 12:54:09,156 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- [2020-07-01 12:54:09,157 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-01 12:54:09,157 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-01 12:54:09,161 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-01 12:54:09,161 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.07 12:54:08" (1/4) ... [2020-07-01 12:54:09,162 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d4ddb18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 12:54:09, skipping insertion in model container [2020-07-01 12:54:09,162 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:54:08" (2/4) ... [2020-07-01 12:54:09,163 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d4ddb18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 12:54:09, skipping insertion in model container [2020-07-01 12:54:09,163 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 12:54:09" (3/4) ... [2020-07-01 12:54:09,163 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d4ddb18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 12:54:09, skipping insertion in model container [2020-07-01 12:54:09,163 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 01.07 12:54:09" (4/4) ... [2020-07-01 12:54:09,165 INFO L109 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-07-01 12:54:09,175 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2020-07-01 12:54:09,182 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2020-07-01 12:54:09,197 INFO L251 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2020-07-01 12:54:09,220 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-01 12:54:09,220 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-01 12:54:09,220 INFO L377 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2020-07-01 12:54:09,220 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-01 12:54:09,220 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-01 12:54:09,221 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-01 12:54:09,221 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-01 12:54:09,221 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-01 12:54:09,235 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. [2020-07-01 12:54:09,240 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-01 12:54:09,243 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. [2020-07-01 12:54:09,295 INFO L268 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-07-01 12:54:09,296 INFO L271 CegarLoopResult]: At program point L15-2(lines 15 18) the Hoare annotation is: true [2020-07-01 12:54:09,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 12:54:09 BasicIcfg [2020-07-01 12:54:09,304 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-01 12:54:09,305 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-07-01 12:54:09,305 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-07-01 12:54:09,308 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-07-01 12:54:09,309 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 12:54:09,309 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 01.07 12:54:08" (1/5) ... [2020-07-01 12:54:09,310 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7c8e2b78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.07 12:54:09, skipping insertion in model container [2020-07-01 12:54:09,310 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 12:54:09,310 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:54:08" (2/5) ... [2020-07-01 12:54:09,310 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7c8e2b78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.07 12:54:09, skipping insertion in model container [2020-07-01 12:54:09,310 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 12:54:09,311 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 12:54:09" (3/5) ... [2020-07-01 12:54:09,311 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7c8e2b78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.07 12:54:09, skipping insertion in model container [2020-07-01 12:54:09,311 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 12:54:09,311 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 01.07 12:54:09" (4/5) ... [2020-07-01 12:54:09,312 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7c8e2b78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.07 12:54:09, skipping insertion in model container [2020-07-01 12:54:09,312 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 12:54:09,312 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 12:54:09" (5/5) ... [2020-07-01 12:54:09,313 INFO L371 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-07-01 12:54:09,342 INFO L356 BuchiCegarLoop]: Interprodecural is true [2020-07-01 12:54:09,342 INFO L357 BuchiCegarLoop]: Hoare is true [2020-07-01 12:54:09,342 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-07-01 12:54:09,343 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-01 12:54:09,343 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-01 12:54:09,343 INFO L361 BuchiCegarLoop]: Difference is false [2020-07-01 12:54:09,343 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-01 12:54:09,343 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-07-01 12:54:09,346 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. [2020-07-01 12:54:09,365 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-07-01 12:54:09,365 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-01 12:54:09,365 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-01 12:54:09,370 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2020-07-01 12:54:09,370 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-07-01 12:54:09,371 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2020-07-01 12:54:09,371 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. [2020-07-01 12:54:09,371 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-07-01 12:54:09,371 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-01 12:54:09,371 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-01 12:54:09,372 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2020-07-01 12:54:09,372 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-07-01 12:54:09,377 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [38] ULTIMATE.startENTRY-->L15-2: Formula: (and (= 2 v_ULTIMATE.start_main_~y~0_11) (<= 0 v_ULTIMATE.start_main_~x~0_10) (= 1 v_ULTIMATE.start_main_~res~0_8) (<= 1 v_ULTIMATE.start_main_~y~0_11)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_6|, ULTIMATE.start_main_~res~0=v_ULTIMATE.start_main_~res~0_8, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_6|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_11, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_10} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_~res~0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0] 4#L15-2true [2020-07-01 12:54:09,377 INFO L796 eck$LassoCheckResult]: Loop: 4#L15-2true [30] L15-2-->L15-2: Formula: (and (< v_ULTIMATE.start_main_~y~0_10 v_ULTIMATE.start_main_~x~0_9) (= v_ULTIMATE.start_main_~res~0_6 (* v_ULTIMATE.start_main_~res~0_7 2)) (= v_ULTIMATE.start_main_~y~0_9 (* v_ULTIMATE.start_main_~y~0_10 v_ULTIMATE.start_main_~y~0_10))) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_10, ULTIMATE.start_main_~res~0=v_ULTIMATE.start_main_~res~0_7, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_9} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_9, ULTIMATE.start_main_~res~0=v_ULTIMATE.start_main_~res~0_6, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_9} AuxVars[] AssignedVars[ULTIMATE.start_main_~res~0, ULTIMATE.start_main_~y~0] 4#L15-2true [2020-07-01 12:54:09,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 12:54:09,383 INFO L82 PathProgramCache]: Analyzing trace with hash 69, now seen corresponding path program 1 times [2020-07-01 12:54:09,393 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 12:54:09,393 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555425015] [2020-07-01 12:54:09,393 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 12:54:09,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 12:54:09,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 12:54:09,468 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 12:54:09,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 12:54:09,469 INFO L82 PathProgramCache]: Analyzing trace with hash 61, now seen corresponding path program 1 times [2020-07-01 12:54:09,469 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 12:54:09,469 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998009905] [2020-07-01 12:54:09,470 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 12:54:09,475 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-07-01 12:54:09,475 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [151337666] [2020-07-01 12:54:09,476 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-01 12:54:09,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 12:54:09,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 12:54:09,511 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 12:54:09,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 12:54:09,513 INFO L82 PathProgramCache]: Analyzing trace with hash 2169, now seen corresponding path program 1 times [2020-07-01 12:54:09,513 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 12:54:09,514 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337384866] [2020-07-01 12:54:09,514 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 12:54:09,519 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-07-01 12:54:09,519 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1459565135] [2020-07-01 12:54:09,519 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-01 12:54:09,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 12:54:09,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 12:54:09,553 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 12:54:09,625 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 12:54:09,626 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 12:54:09,626 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 12:54:09,626 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 12:54:09,626 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-07-01 12:54:09,627 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:54:09,627 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 12:54:09,627 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 12:54:09,627 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-07-01 12:54:09,627 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 12:54:09,627 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 12:54:09,651 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 12:54:09,659 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 12:54:09,664 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 12:54:09,675 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 12:54:09,681 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 12:54:09,690 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 12:54:09,821 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 12:54:09,821 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 4 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 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:54:09,827 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 12:54:09,827 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 12:54:09,835 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 12:54:09,835 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 5 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 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:54:09,869 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 12:54:09,869 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 12:54:09,874 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 12:54:09,874 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 6 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 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:54:09,910 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 12:54:09,910 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 7 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 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:54:09,946 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-07-01 12:54:09,947 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 12:54:09,963 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 12:54:09,963 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~res~0=0} Honda state: {ULTIMATE.start_main_~res~0=1} Generalized eigenvectors: [{ULTIMATE.start_main_~res~0=-4}, {ULTIMATE.start_main_~res~0=4}, {ULTIMATE.start_main_~res~0=1}] Lambdas: [2, 2, 2] Nus: [0, 0] No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 8 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 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:54:09,996 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 12:54:09,996 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 12:54:10,000 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 12:54:10,000 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 9 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 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:54:10,032 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 12:54:10,032 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 12:54:10,037 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 12:54:10,037 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 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 12:54:10,070 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 12:54:10,070 INFO L160 nArgumentSynthesizer]: Using integer mode. 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 12:54:10,106 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-07-01 12:54:10,107 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 12:54:10,114 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-07-01 12:54:10,144 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 12:54:10,145 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 12:54:10,145 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 12:54:10,145 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 12:54:10,145 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-07-01 12:54:10,145 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:54:10,145 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 12:54:10,145 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 12:54:10,146 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-07-01 12:54:10,146 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 12:54:10,146 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 12:54:10,149 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 12:54:10,153 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 12:54:10,157 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 12:54:10,162 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 12:54:10,170 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 12:54:10,175 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 12:54:10,272 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 12:54:10,278 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 12 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 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:54:10,282 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 12:54:10,285 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:10,285 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:54:10,285 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:10,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:10,286 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:54:10,288 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 12:54:10,288 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:54:10,291 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 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 12:54:10,324 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 12:54:10,326 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:10,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:10,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:10,326 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:54:10,331 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:54:10,331 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 12:54:10,338 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 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 12:54:10,372 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 12:54:10,374 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:10,374 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:54:10,374 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:10,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:10,375 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:54:10,376 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 12:54:10,376 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:54:10,378 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 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 12:54:10,411 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 12:54:10,413 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:10,413 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:10,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:10,413 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:54:10,419 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:54:10,419 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 12:54:10,427 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 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 12:54:10,463 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 12:54:10,465 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:10,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:10,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:10,466 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:54:10,469 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:54:10,470 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 12:54:10,475 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 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 12:54:10,511 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 12:54:10,513 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:10,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:10,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:10,514 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:54:10,520 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:54:10,520 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 12:54:10,528 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:54:10,558 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 18 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 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:54:10,562 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 12:54:10,565 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:10,565 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:54:10,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:10,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:10,565 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:54:10,566 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 12:54:10,567 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:54:10,569 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 19 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 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:54:10,604 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 12:54:10,606 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:10,606 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:10,606 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:10,606 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:54:10,611 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:54:10,612 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:54:10,619 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 20 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 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:54:10,653 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 12:54:10,656 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:10,656 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:54:10,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:10,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:10,657 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:54:10,658 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 12:54:10,659 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:54:10,667 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 21 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 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:54:10,700 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 12:54:10,702 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:10,702 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:10,702 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:10,703 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:54:10,709 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:54:10,709 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:54:10,719 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 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 12:54:10,755 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 12:54:10,757 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:10,758 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:10,758 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:10,758 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:54:10,762 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:54:10,762 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:54:10,770 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) [2020-07-01 12:54:10,804 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 Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:54:10,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:10,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:10,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:10,808 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:54:10,814 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:54:10,814 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:54:10,825 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:54:10,856 INFO L489 LassoAnalysis]: Using template '3-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 12:54:10,860 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 12:54:10,863 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:10,863 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:54:10,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:10,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:10,864 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:54:10,865 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:54:10,865 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:54:10,868 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 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 12:54:10,902 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 12:54:10,905 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:10,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:10,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:10,906 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:54:10,910 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:54:10,910 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:54:10,918 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 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 12:54:10,952 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 12:54:10,954 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:10,955 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:54:10,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:10,956 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:10,956 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:54:10,957 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:54:10,957 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:54:10,959 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 12:54:10,992 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 12:54:10,995 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:10,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:10,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:10,995 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:54:11,001 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:54:11,002 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:54:11,013 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 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 12:54:11,045 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 12:54:11,047 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:11,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:11,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:11,048 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:54:11,052 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:54:11,052 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:54:11,059 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 12:54:11,090 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 12:54:11,093 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:11,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:11,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:11,093 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:54:11,099 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:54:11,099 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:54:11,110 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:54:11,139 INFO L489 LassoAnalysis]: Using template '4-nested'. 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 12:54:11,143 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 12:54:11,145 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:11,145 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:54:11,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:11,146 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:11,146 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:54:11,147 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 12:54:11,147 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:54:11,150 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 12:54:11,182 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 12:54:11,184 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:11,184 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:11,184 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:11,184 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:54:11,189 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:54:11,189 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:54:11,196 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 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 12:54:11,229 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 12:54:11,231 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:11,231 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:54:11,232 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:11,232 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:11,232 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:54:11,233 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 12:54:11,233 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:54:11,236 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 12:54:11,268 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 12:54:11,270 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:11,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:11,271 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:11,271 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:54:11,277 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:54:11,277 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:54:11,292 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 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 12:54:11,324 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 12:54:11,327 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:11,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:11,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:11,327 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:54:11,331 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:54:11,331 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:54:11,338 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 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 12:54:11,385 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 12:54:11,389 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:11,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:11,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:11,390 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:54:11,399 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:54:11,399 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:54:11,411 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:54:11,441 INFO L489 LassoAnalysis]: Using template '2-phase'. 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 12:54:11,445 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 12:54:11,447 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:11,447 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:54:11,447 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:54:11,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:11,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:11,448 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:54:11,449 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 12:54:11,449 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:54:11,452 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 12:54:11,484 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 12:54:11,487 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:11,487 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:54:11,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:11,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:11,487 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:54:11,490 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:54:11,490 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:54:11,497 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 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 12:54:11,530 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 12:54:11,532 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:11,532 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:54:11,532 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:54:11,533 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:11,533 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:11,533 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:54:11,534 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 12:54:11,534 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:54:11,540 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 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 12:54:11,572 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 12:54:11,574 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:11,574 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:54:11,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:11,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:11,575 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:54:11,578 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:54:11,578 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:54:11,598 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 40 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 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:54:11,630 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 12:54:11,632 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:11,632 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:54:11,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:11,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:11,633 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:54:11,635 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:54:11,635 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:54:11,642 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 41 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 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:54:11,673 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 12:54:11,675 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:11,676 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:54:11,676 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:11,676 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:11,676 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:54:11,680 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:54:11,680 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:54:11,690 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:54:11,719 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 42 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 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:54:11,722 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 12:54:11,724 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:11,724 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:54:11,725 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:54:11,725 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:11,725 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:11,725 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:54:11,726 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:54:11,726 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:54:11,730 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 43 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 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:54:11,761 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 12:54:11,763 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:11,764 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:54:11,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:11,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:11,764 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:54:11,767 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:54:11,767 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:54:11,775 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 44 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 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:54:11,807 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 12:54:11,809 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:11,809 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:54:11,809 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:54:11,810 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:11,810 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:11,810 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:54:11,811 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:54:11,811 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:54:11,815 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 45 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 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:54:11,889 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 12:54:11,891 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:11,891 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:54:11,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:11,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:11,892 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:54:11,897 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:54:11,897 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:54:11,957 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 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 12:54:11,989 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 12:54:11,991 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:11,991 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:54:11,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:11,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:11,992 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:54:11,995 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:54:11,995 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:54:12,004 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 12:54:12,036 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 12:54:12,039 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:12,039 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:54:12,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:12,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:12,040 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:54:12,045 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:54:12,046 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:54:12,060 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:54:12,089 INFO L489 LassoAnalysis]: Using template '4-phase'. 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 12:54:12,092 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 12:54:12,095 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:12,095 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:54:12,095 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:54:12,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:12,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:12,095 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:54:12,097 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 12:54:12,097 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:54:12,102 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 12:54:12,134 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 12:54:12,136 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:12,137 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:54:12,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:12,137 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:12,137 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:54:12,141 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:54:12,142 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:54:12,152 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 12:54:12,184 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 12:54:12,186 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:12,187 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:54:12,187 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:54:12,187 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:12,187 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:12,187 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:54:12,189 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 12:54:12,189 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:54:12,194 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 12:54:12,226 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 12:54:12,228 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:12,229 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:54:12,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:12,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:12,229 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:54:12,237 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:54:12,238 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:54:12,453 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 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 12:54:12,485 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 12:54:12,489 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:12,489 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:54:12,490 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:12,490 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:12,490 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:54:12,494 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:54:12,494 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:54:12,506 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 12:54:12,538 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 12:54:12,542 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:12,542 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:54:12,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:12,542 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:12,542 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:54:12,549 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:54:12,549 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:54:12,567 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:54:12,597 INFO L489 LassoAnalysis]: Using template '2-lex'. 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 12:54:12,600 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 12:54:12,602 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:12,603 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:54:12,603 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:54:12,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:12,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:12,603 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:54:12,604 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:54:12,604 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:54:12,607 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 12:54:12,639 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 12:54:12,646 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:12,646 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:54:12,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:12,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:12,647 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:54:12,650 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:54:12,650 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:54:12,656 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 12:54:12,689 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 12:54:12,692 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:12,692 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:54:12,692 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:54:12,692 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:12,692 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:12,692 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:54:12,693 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:54:12,693 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:54:12,696 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 12:54:12,729 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 12:54:12,731 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:12,731 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:54:12,731 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:12,731 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:12,731 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:54:12,735 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:54:12,735 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:54:12,758 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 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 12:54:12,790 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 12:54:12,792 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:12,792 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:54:12,792 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:12,792 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:12,792 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:54:12,796 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:54:12,796 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:54:12,803 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 12:54:12,834 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 12:54:12,836 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:12,836 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:54:12,837 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:12,837 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:12,837 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:54:12,840 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:54:12,841 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:54:12,852 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:54:12,880 INFO L489 LassoAnalysis]: Using template '3-lex'. 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 12:54:12,883 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 12:54:12,886 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:12,886 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:54:12,886 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:54:12,886 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:12,886 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:12,886 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:54:12,887 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:54:12,887 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:54:12,891 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 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 12:54:12,922 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 12:54:12,924 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:12,924 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:54:12,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:12,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:12,925 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:54:12,929 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 12:54:12,929 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 12:54:12,938 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 12:54:12,970 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 12:54:12,972 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:12,972 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:54:12,973 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:54:12,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:12,973 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:12,973 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:54:12,974 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:54:12,974 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:54:12,978 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 12:54:13,009 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 12:54:13,011 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:13,011 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:54:13,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:13,012 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:13,012 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:54:13,017 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 12:54:13,017 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 12:54:13,102 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 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 12:54:13,133 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 12:54:13,136 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:13,136 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:54:13,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:13,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:13,136 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:54:13,140 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 12:54:13,140 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 12:54:13,149 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 12:54:13,180 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 12:54:13,182 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:13,183 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:54:13,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:13,183 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:13,183 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:54:13,189 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 12:54:13,189 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 12:54:13,206 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:54:13,235 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2020-07-01 12:54:13,236 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [38] ULTIMATE.startENTRY-->L15-2: Formula: (and (= 2 v_ULTIMATE.start_main_~y~0_11) (<= 0 v_ULTIMATE.start_main_~x~0_10) (= 1 v_ULTIMATE.start_main_~res~0_8) (<= 1 v_ULTIMATE.start_main_~y~0_11)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_6|, ULTIMATE.start_main_~res~0=v_ULTIMATE.start_main_~res~0_8, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_6|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_11, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_10} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_~res~0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0] 4#L15-2true [30] L15-2-->L15-2: Formula: (and (< v_ULTIMATE.start_main_~y~0_10 v_ULTIMATE.start_main_~x~0_9) (= v_ULTIMATE.start_main_~res~0_6 (* v_ULTIMATE.start_main_~res~0_7 2)) (= v_ULTIMATE.start_main_~y~0_9 (* v_ULTIMATE.start_main_~y~0_10 v_ULTIMATE.start_main_~y~0_10))) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_10, ULTIMATE.start_main_~res~0=v_ULTIMATE.start_main_~res~0_7, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_9} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_9, ULTIMATE.start_main_~res~0=v_ULTIMATE.start_main_~res~0_6, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_9} AuxVars[] AssignedVars[ULTIMATE.start_main_~res~0, ULTIMATE.start_main_~y~0] 4#L15-2true [2020-07-01 12:54:13,236 INFO L796 eck$LassoCheckResult]: Loop: 4#L15-2true [30] L15-2-->L15-2: Formula: (and (< v_ULTIMATE.start_main_~y~0_10 v_ULTIMATE.start_main_~x~0_9) (= v_ULTIMATE.start_main_~res~0_6 (* v_ULTIMATE.start_main_~res~0_7 2)) (= v_ULTIMATE.start_main_~y~0_9 (* v_ULTIMATE.start_main_~y~0_10 v_ULTIMATE.start_main_~y~0_10))) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_10, ULTIMATE.start_main_~res~0=v_ULTIMATE.start_main_~res~0_7, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_9} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_9, ULTIMATE.start_main_~res~0=v_ULTIMATE.start_main_~res~0_6, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_9} AuxVars[] AssignedVars[ULTIMATE.start_main_~res~0, ULTIMATE.start_main_~y~0] 4#L15-2true [2020-07-01 12:54:13,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 12:54:13,237 INFO L82 PathProgramCache]: Analyzing trace with hash 2169, now seen corresponding path program 2 times [2020-07-01 12:54:13,237 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 12:54:13,237 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [524292855] [2020-07-01 12:54:13,237 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 12:54:13,242 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-07-01 12:54:13,243 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1809351835] [2020-07-01 12:54:13,243 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 66 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 66 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-01 12:54:13,262 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-07-01 12:54:13,262 INFO L250 tOrderPrioritization]: Conjunction of SSA is sat [2020-07-01 12:54:13,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 12:54:13,269 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 12:54:13,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 12:54:13,269 INFO L82 PathProgramCache]: Analyzing trace with hash 61, now seen corresponding path program 2 times [2020-07-01 12:54:13,269 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 12:54:13,270 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1645513657] [2020-07-01 12:54:13,270 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 12:54:13,272 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-07-01 12:54:13,272 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1440485163] [2020-07-01 12:54:13,273 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 67 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 67 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-01 12:54:13,288 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-07-01 12:54:13,289 INFO L250 tOrderPrioritization]: Conjunction of SSA is sat [2020-07-01 12:54:13,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 12:54:13,292 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 12:54:13,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 12:54:13,293 INFO L82 PathProgramCache]: Analyzing trace with hash 67269, now seen corresponding path program 3 times [2020-07-01 12:54:13,293 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 12:54:13,293 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844721769] [2020-07-01 12:54:13,293 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 12:54:13,297 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-07-01 12:54:13,297 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2142979340] [2020-07-01 12:54:13,297 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 68 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 68 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-01 12:54:13,318 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2020-07-01 12:54:13,318 INFO L250 tOrderPrioritization]: Conjunction of SSA is sat [2020-07-01 12:54:13,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 12:54:13,325 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 12:54:13,390 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 12:54:13,391 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 12:54:13,391 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 12:54:13,391 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 12:54:13,391 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-07-01 12:54:13,391 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:54:13,391 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 12:54:13,391 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 12:54:13,391 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-07-01 12:54:13,392 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 12:54:13,392 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 12:54:13,394 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 12:54:13,397 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 12:54:13,407 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 12:54:13,411 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 12:54:13,414 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 12:54:13,416 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 12:54:13,481 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 12:54:13,481 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 69 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 69 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:54:13,485 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 12:54:13,485 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 12:54:13,489 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 12:54:13,489 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 70 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 70 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:54:13,521 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 12:54:13,521 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 71 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 71 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:54:13,555 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-07-01 12:54:13,555 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 12:54:13,560 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-07-01 12:54:13,589 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 12:54:13,589 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 12:54:13,589 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 12:54:13,589 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 12:54:13,589 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-07-01 12:54:13,589 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:54:13,590 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 12:54:13,590 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 12:54:13,590 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-07-01 12:54:13,590 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 12:54:13,590 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 12:54:13,592 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 12:54:13,596 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 12:54:13,600 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 12:54:13,610 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 12:54:13,616 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 12:54:13,625 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 12:54:13,688 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 12:54:13,689 INFO L489 LassoAnalysis]: Using template 'affine'. 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 12:54:13,692 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 12:54:13,694 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:13,694 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:13,694 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:13,694 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:54:13,695 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:54:13,695 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 12:54:13,699 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 12:54:13,730 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 12:54:13,732 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:13,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:13,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:13,732 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:54:13,734 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:54:13,734 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 12:54:13,740 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 12:54:13,772 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 12:54:13,774 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:13,774 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:13,774 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:13,774 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:54:13,776 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:54:13,776 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 12:54:13,781 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 12:54:13,813 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 12:54:13,814 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:13,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:13,815 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:13,815 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:54:13,816 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:54:13,816 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 12:54:13,820 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 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 12:54:13,852 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 12:54:13,853 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:13,854 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:54:13,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:13,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:13,854 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:54:13,854 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 12:54:13,855 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:54:13,856 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 12:54:13,887 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 12:54:13,889 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:13,889 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:54:13,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:13,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:13,890 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:54:13,890 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 12:54:13,890 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:54:13,892 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:54:13,920 INFO L489 LassoAnalysis]: Using template '2-nested'. 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 12:54:13,923 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 12:54:13,925 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:13,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:13,926 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:13,926 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:54:13,927 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:54:13,928 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:54:13,932 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 12:54:13,965 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 12:54:13,967 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:13,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:13,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:13,967 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:54:13,969 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:54:13,969 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:54:13,979 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 12:54:14,010 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 12:54:14,012 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:14,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:14,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:14,013 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:54:14,015 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:54:14,016 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:54:14,023 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 12:54:14,055 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 12:54:14,057 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:14,057 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:14,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:14,057 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:54:14,059 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:54:14,059 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:54:14,064 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 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 12:54:14,096 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 12:54:14,098 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:14,098 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:54:14,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:14,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:14,098 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:54:14,099 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 12:54:14,099 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:54:14,101 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 12:54:14,132 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 12:54:14,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:14,134 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:54:14,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:14,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:14,135 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:54:14,135 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 12:54:14,135 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:54:14,137 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:54:14,166 INFO L489 LassoAnalysis]: Using template '3-nested'. 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 12:54:14,169 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 12:54:14,171 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:14,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:14,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:14,172 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:54:14,174 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:54:14,174 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:54:14,179 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 12:54:14,238 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 12:54:14,240 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:14,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:14,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:14,241 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:54:14,244 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:54:14,244 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:54:14,255 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 12:54:14,286 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 12:54:14,288 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:14,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:14,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:14,289 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:54:14,292 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:54:14,293 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:54:14,302 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 12:54:14,333 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 12:54:14,335 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:14,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:14,336 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:14,336 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:54:14,338 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:54:14,338 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:54:14,344 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 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 12:54:14,376 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 12:54:14,378 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:14,378 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:54:14,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:14,378 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:14,378 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:54:14,379 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:54:14,379 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:54:14,381 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 12:54:14,414 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 12:54:14,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:14,416 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:54:14,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:14,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:14,417 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:54:14,417 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:54:14,417 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:54:14,419 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:54:14,448 INFO L489 LassoAnalysis]: Using template '4-nested'. 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 12:54:14,451 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 12:54:14,453 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:14,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:14,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:14,453 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:54:14,456 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:54:14,457 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:54:14,463 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 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 12:54:14,495 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 12:54:14,497 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:14,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:14,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:14,497 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:54:14,501 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:54:14,502 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:54:14,516 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 12:54:14,547 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 12:54:14,549 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:14,550 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:14,550 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:14,550 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:54:14,554 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:54:14,554 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:54:14,565 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 12:54:14,597 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 12:54:14,599 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:14,599 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:14,599 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:14,599 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:54:14,602 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:54:14,602 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:54:14,609 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 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 12:54:14,641 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 12:54:14,643 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:14,643 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:54:14,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:14,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:14,643 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:54:14,644 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 12:54:14,644 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:54:14,646 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 12:54:14,678 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 12:54:14,680 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:54:14,680 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:54:14,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:14,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:14,681 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:54:14,681 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 12:54:14,681 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:54:14,684 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:54:14,713 INFO L489 LassoAnalysis]: Using template '2-phase'. 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 12:54:14,716 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 12:54:14,718 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:14,718 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:54:14,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:14,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:14,718 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:54:14,720 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:54:14,720 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:54:14,726 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 12:54:14,757 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 12:54:14,759 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:14,759 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:54:14,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:14,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:14,760 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:54:14,762 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:54:14,762 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:54:14,781 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 12:54:14,814 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 12:54:14,816 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:14,816 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:54:14,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:14,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:14,817 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:54:14,820 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:54:14,820 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:54:14,830 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 12:54:14,863 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 12:54:14,865 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:14,865 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:54:14,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:14,865 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:14,866 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:54:14,868 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:54:14,868 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:54:14,875 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 100 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 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:54:14,906 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 12:54:14,908 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:14,908 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:54:14,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:54:14,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:14,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:14,909 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:54:14,909 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 12:54:14,909 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:54:14,912 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 101 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 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:54:14,943 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 12:54:14,945 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:14,945 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:54:14,945 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:54:14,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:14,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:14,946 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:54:14,946 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 12:54:14,946 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:54:14,949 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:54:14,977 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 102 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 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:54:14,980 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 12:54:14,981 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:14,982 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:54:14,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:14,982 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:14,982 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:54:14,984 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:54:14,984 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:54:14,992 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 103 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 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:54:15,023 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 12:54:15,025 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:15,025 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:54:15,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:15,025 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:15,025 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:54:15,029 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:54:15,029 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:54:15,093 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 104 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 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:54:15,125 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 12:54:15,127 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:15,127 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:54:15,128 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:15,128 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:15,128 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:54:15,133 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:54:15,133 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:54:15,148 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 105 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 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:54:15,179 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 12:54:15,181 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:15,181 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:54:15,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:15,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:15,182 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:54:15,184 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:54:15,184 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:54:15,193 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 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 12:54:15,224 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 12:54:15,226 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:15,226 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:54:15,227 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:54:15,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:15,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:15,227 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:54:15,228 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:54:15,228 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:54:15,231 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 12:54:15,262 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 12:54:15,264 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:15,264 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:54:15,265 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:54:15,265 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:15,265 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:15,265 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:54:15,266 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:54:15,266 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:54:15,269 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:54:15,298 INFO L489 LassoAnalysis]: Using template '4-phase'. 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 12:54:15,300 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 12:54:15,303 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:15,303 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:54:15,303 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:15,303 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:15,303 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:54:15,306 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:54:15,306 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:54:15,316 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 12:54:15,348 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 12:54:15,350 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:15,350 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:54:15,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:15,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:15,351 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:54:15,356 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:54:15,357 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:54:15,573 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 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 12:54:15,607 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 12:54:15,609 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:15,609 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:54:15,610 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:15,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:15,610 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:54:15,614 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:54:15,615 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:54:15,632 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 12:54:15,664 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 12:54:15,667 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:15,667 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:54:15,667 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:15,667 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:15,667 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:54:15,671 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:54:15,671 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:54:15,682 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 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 12:54:15,714 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 12:54:15,716 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:15,716 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:54:15,717 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:54:15,717 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:15,717 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:15,717 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:54:15,718 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 12:54:15,718 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:54:15,723 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 12:54:15,754 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 12:54:15,757 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:15,757 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:54:15,757 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:54:15,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:15,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:15,757 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:54:15,758 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 12:54:15,758 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:54:15,763 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:54:15,792 INFO L489 LassoAnalysis]: Using template '2-lex'. 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 12:54:15,796 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 12:54:15,797 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:15,798 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:54:15,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:15,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:15,798 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:54:15,800 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:54:15,800 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:54:15,806 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 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 12:54:15,838 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 12:54:15,840 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:15,840 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:54:15,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:15,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:15,840 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:54:15,844 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:54:15,844 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:54:15,867 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 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 12:54:15,900 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 12:54:15,902 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:15,902 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:54:15,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:15,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:15,902 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:54:15,907 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:54:15,907 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:54:15,918 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 12:54:15,950 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 12:54:15,952 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:15,952 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:54:15,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:15,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:15,952 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:54:15,954 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:54:15,955 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:54:15,961 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 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 12:54:15,992 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 12:54:15,994 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:15,994 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:54:15,995 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:54:15,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:15,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:15,995 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:54:15,996 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:54:15,996 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:54:15,998 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 12:54:16,030 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 12:54:16,032 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:16,032 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:54:16,032 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:54:16,032 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:16,032 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:16,033 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:54:16,033 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:54:16,033 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:54:16,036 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:54:16,065 INFO L489 LassoAnalysis]: Using template '3-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 12:54:16,068 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 12:54:16,070 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:16,070 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:54:16,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:16,070 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:16,071 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:54:16,074 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 12:54:16,074 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 12:54:16,082 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 12:54:16,114 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 12:54:16,116 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:16,117 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:54:16,117 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:16,117 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:16,117 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:54:16,122 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 12:54:16,122 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 12:54:16,274 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 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 12:54:16,307 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 12:54:16,309 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:16,310 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:54:16,310 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:16,310 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:16,310 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:54:16,316 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 12:54:16,316 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 12:54:16,332 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 12:54:16,365 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 12:54:16,367 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:16,367 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:54:16,367 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:16,367 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:16,368 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:54:16,371 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 12:54:16,371 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 12:54:16,380 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 124 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 124 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:54:16,412 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 12:54:16,414 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:16,414 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:54:16,414 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:54:16,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:16,415 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:16,415 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:54:16,416 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:54:16,416 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:54:16,419 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 125 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 125 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:54:16,450 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 12:54:16,453 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:54:16,453 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:54:16,453 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:54:16,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:54:16,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:54:16,453 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:54:16,454 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:54:16,454 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:54:16,458 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:54:16,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.07 12:54:16 BasicIcfg [2020-07-01 12:54:16,494 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-07-01 12:54:16,496 INFO L168 Benchmark]: Toolchain (without parser) took 7970.31 ms. Allocated memory was 649.6 MB in the beginning and 770.2 MB in the end (delta: 120.6 MB). Free memory was 562.7 MB in the beginning and 493.6 MB in the end (delta: 69.1 MB). Peak memory consumption was 302.9 MB. Max. memory is 50.3 GB. [2020-07-01 12:54:16,496 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 649.6 MB. Free memory is still 583.2 MB. There was no memory consumed. Max. memory is 50.3 GB. [2020-07-01 12:54:16,497 INFO L168 Benchmark]: CACSL2BoogieTranslator took 283.04 ms. Allocated memory was 649.6 MB in the beginning and 684.7 MB in the end (delta: 35.1 MB). Free memory was 562.7 MB in the beginning and 649.2 MB in the end (delta: -86.5 MB). Peak memory consumption was 28.4 MB. Max. memory is 50.3 GB. [2020-07-01 12:54:16,497 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.99 ms. Allocated memory is still 684.7 MB. Free memory was 649.2 MB in the beginning and 647.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. [2020-07-01 12:54:16,498 INFO L168 Benchmark]: Boogie Preprocessor took 18.50 ms. Allocated memory is still 684.7 MB. Free memory was 647.9 MB in the beginning and 646.5 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. [2020-07-01 12:54:16,498 INFO L168 Benchmark]: RCFGBuilder took 216.43 ms. Allocated memory is still 684.7 MB. Free memory was 646.5 MB in the beginning and 632.3 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 50.3 GB. [2020-07-01 12:54:16,498 INFO L168 Benchmark]: BlockEncodingV2 took 77.64 ms. Allocated memory is still 684.7 MB. Free memory was 632.3 MB in the beginning and 625.8 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 50.3 GB. [2020-07-01 12:54:16,499 INFO L168 Benchmark]: TraceAbstraction took 146.63 ms. Allocated memory is still 684.7 MB. Free memory was 624.4 MB in the beginning and 616.2 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 50.3 GB. [2020-07-01 12:54:16,499 INFO L168 Benchmark]: BuchiAutomizer took 7189.09 ms. Allocated memory was 684.7 MB in the beginning and 770.2 MB in the end (delta: 85.5 MB). Free memory was 616.2 MB in the beginning and 493.6 MB in the end (delta: 122.6 MB). Peak memory consumption was 321.3 MB. Max. memory is 50.3 GB. [2020-07-01 12:54:16,502 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 2 locations, 2 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 583.2 MB. There was no memory consumed. Max. memory is 50.3 GB. * CACSL2BoogieTranslator took 283.04 ms. Allocated memory was 649.6 MB in the beginning and 684.7 MB in the end (delta: 35.1 MB). Free memory was 562.7 MB in the beginning and 649.2 MB in the end (delta: -86.5 MB). Peak memory consumption was 28.4 MB. Max. memory is 50.3 GB. * Boogie Procedure Inliner took 32.99 ms. Allocated memory is still 684.7 MB. Free memory was 649.2 MB in the beginning and 647.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. * Boogie Preprocessor took 18.50 ms. Allocated memory is still 684.7 MB. Free memory was 647.9 MB in the beginning and 646.5 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. * RCFGBuilder took 216.43 ms. Allocated memory is still 684.7 MB. Free memory was 646.5 MB in the beginning and 632.3 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 50.3 GB. * BlockEncodingV2 took 77.64 ms. Allocated memory is still 684.7 MB. Free memory was 632.3 MB in the beginning and 625.8 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 50.3 GB. * TraceAbstraction took 146.63 ms. Allocated memory is still 684.7 MB. Free memory was 624.4 MB in the beginning and 616.2 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 50.3 GB. * BuchiAutomizer took 7189.09 ms. Allocated memory was 684.7 MB in the beginning and 770.2 MB in the end (delta: 85.5 MB). Free memory was 616.2 MB in the beginning and 493.6 MB in the end (delta: 122.6 MB). Peak memory consumption was 321.3 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, 2 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=2occurred 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 Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 7.1s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 7.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital24 mio100 ax150 hnf100 lsp44 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq162 hnf92 smp100 dnf100 smp100 tf100 neg100 sie116 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 16ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "[38] ULTIMATE.startENTRY-->L15-2: Formula: (and (= 2 v_ULTIMATE.start_main_~y~0_11) (<= 0 v_ULTIMATE.start_main_~x~0_10) (= 1 v_ULTIMATE.start_main_~res~0_8) (<= 1 v_ULTIMATE.start_main_~y~0_11)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_6|, ULTIMATE.start_main_~res~0=v_ULTIMATE.start_main_~res~0_8, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_6|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_11, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_10} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_~res~0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0]" "[30] L15-2-->L15-2: Formula: (and (< v_ULTIMATE.start_main_~y~0_10 v_ULTIMATE.start_main_~x~0_9) (= v_ULTIMATE.start_main_~res~0_6 (* v_ULTIMATE.start_main_~res~0_7 2)) (= v_ULTIMATE.start_main_~y~0_9 (* v_ULTIMATE.start_main_~y~0_10 v_ULTIMATE.start_main_~y~0_10))) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_10, ULTIMATE.start_main_~res~0=v_ULTIMATE.start_main_~res~0_7, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_9} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_9, ULTIMATE.start_main_~res~0=v_ULTIMATE.start_main_~res~0_6, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_9} AuxVars[] AssignedVars[ULTIMATE.start_main_~res~0, ULTIMATE.start_main_~y~0]" Loop: "[30] L15-2-->L15-2: Formula: (and (< v_ULTIMATE.start_main_~y~0_10 v_ULTIMATE.start_main_~x~0_9) (= v_ULTIMATE.start_main_~res~0_6 (* v_ULTIMATE.start_main_~res~0_7 2)) (= v_ULTIMATE.start_main_~y~0_9 (* v_ULTIMATE.start_main_~y~0_10 v_ULTIMATE.start_main_~y~0_10))) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_10, ULTIMATE.start_main_~res~0=v_ULTIMATE.start_main_~res~0_7, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_9} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_9, ULTIMATE.start_main_~res~0=v_ULTIMATE.start_main_~res~0_6, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_9} AuxVars[] AssignedVars[ULTIMATE.start_main_~res~0, ULTIMATE.start_main_~y~0]" RESULT: Ultimate could not prove your program: unable to determine termination !SESSION 2020-07-01 12:54:05.198 ----------------------------------------------- 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_2k7Tz6/tmp -i /export/starexec/sandbox/benchmark/theBenchmark.c !ENTRY org.eclipse.core.resources 2 10035 2020-07-01 12:54:17.738 !MESSAGE The workspace will exit with unsaved changes in this session. Received shutdown request... Ultimate: GTK+ Version Check