/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 12:56:51,838 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-01 12:56:51,841 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-01 12:56:51,852 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-01 12:56:51,853 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-01 12:56:51,854 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-01 12:56:51,855 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-01 12:56:51,856 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-01 12:56:51,858 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-01 12:56:51,859 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-01 12:56:51,860 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-01 12:56:51,861 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-01 12:56:51,861 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-01 12:56:51,862 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-01 12:56:51,863 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-01 12:56:51,864 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-01 12:56:51,864 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-01 12:56:51,865 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-01 12:56:51,867 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-01 12:56:51,869 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-01 12:56:51,870 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-01 12:56:51,871 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-01 12:56:51,873 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-01 12:56:51,873 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-01 12:56:51,875 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-01 12:56:51,876 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-01 12:56:51,876 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-01 12:56:51,877 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-01 12:56:51,877 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-01 12:56:51,878 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-01 12:56:51,878 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-01 12:56:51,879 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-01 12:56:51,880 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-01 12:56:51,880 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-01 12:56:51,881 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-01 12:56:51,881 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-01 12:56:51,882 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-01 12:56:51,882 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-01 12:56:51,882 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-01 12:56:51,883 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-01 12:56:51,884 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-01 12:56:51,885 INFO L101 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf [2020-07-01 12:56:51,899 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-01 12:56:51,899 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-01 12:56:51,900 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-01 12:56:51,901 INFO L138 SettingsManager]: * Rewrite not-equals=true [2020-07-01 12:56:51,901 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-01 12:56:51,901 INFO L138 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE [2020-07-01 12:56:51,901 INFO L138 SettingsManager]: * Use SBE=true [2020-07-01 12:56:51,901 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-07-01 12:56:51,902 INFO L138 SettingsManager]: * Use old map elimination=false [2020-07-01 12:56:51,902 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-07-01 12:56:51,902 INFO L138 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION [2020-07-01 12:56:51,903 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-07-01 12:56:51,903 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-07-01 12:56:51,903 INFO L138 SettingsManager]: * Construct termination proof for TermComp=true [2020-07-01 12:56:51,903 INFO L138 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:56:51,903 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-01 12:56:51,903 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-07-01 12:56:51,904 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-01 12:56:51,904 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-01 12:56:51,904 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-07-01 12:56:51,904 INFO L138 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE [2020-07-01 12:56:51,904 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-01 12:56:51,905 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-01 12:56:51,905 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-07-01 12:56:51,905 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 [2020-07-01 12:56:51,905 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-01 12:56:51,905 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-01 12:56:51,905 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-01 12:56:51,906 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-01 12:56:52,067 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-01 12:56:52,080 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-01 12:56:52,083 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-01 12:56:52,085 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-01 12:56:52,085 INFO L275 PluginConnector]: CDTParser initialized [2020-07-01 12:56:52,086 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c [2020-07-01 12:56:52,153 INFO L220 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/BenchExec_run_ViFous/tmp/943ffc93a81d424797c11519479bdebf/FLAG0209b5860 [2020-07-01 12:56:52,482 INFO L306 CDTParser]: Found 1 translation units. [2020-07-01 12:56:52,482 INFO L160 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c [2020-07-01 12:56:52,489 INFO L349 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/BenchExec_run_ViFous/tmp/943ffc93a81d424797c11519479bdebf/FLAG0209b5860 [2020-07-01 12:56:52,886 INFO L357 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/BenchExec_run_ViFous/tmp/943ffc93a81d424797c11519479bdebf [2020-07-01 12:56:52,897 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-01 12:56:52,899 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. [2020-07-01 12:56:52,900 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-01 12:56:52,900 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-01 12:56:52,903 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-01 12:56:52,904 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.07 12:56:52" (1/1) ... [2020-07-01 12:56:52,908 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f85cb40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:56:52, skipping insertion in model container [2020-07-01 12:56:52,908 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.07 12:56:52" (1/1) ... [2020-07-01 12:56:52,916 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-01 12:56:52,933 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-01 12:56:53,159 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-01 12:56:53,163 INFO L203 MainTranslator]: Completed pre-run [2020-07-01 12:56:53,180 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-01 12:56:53,194 INFO L208 MainTranslator]: Completed translation [2020-07-01 12:56:53,195 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:56:53 WrapperNode [2020-07-01 12:56:53,195 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-01 12:56:53,196 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-01 12:56:53,196 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-01 12:56:53,196 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-01 12:56:53,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:56:53" (1/1) ... [2020-07-01 12:56:53,211 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:56:53" (1/1) ... [2020-07-01 12:56:53,230 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-01 12:56:53,231 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-01 12:56:53,231 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-01 12:56:53,231 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-01 12:56:53,241 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:56:53" (1/1) ... [2020-07-01 12:56:53,241 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:56:53" (1/1) ... [2020-07-01 12:56:53,242 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:56:53" (1/1) ... [2020-07-01 12:56:53,242 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:56:53" (1/1) ... [2020-07-01 12:56:53,244 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:56:53" (1/1) ... [2020-07-01 12:56:53,249 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:56:53" (1/1) ... [2020-07-01 12:56:53,249 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:56:53" (1/1) ... [2020-07-01 12:56:53,251 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-01 12:56:53,251 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-01 12:56:53,251 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-01 12:56:53,251 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-01 12:56:53,252 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:56:53" (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 12:56:53,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-01 12:56:53,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-01 12:56:53,463 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-01 12:56:53,463 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-01 12:56:53,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 12:56:53 BoogieIcfgContainer [2020-07-01 12:56:53,467 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-01 12:56:53,467 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- [2020-07-01 12:56:53,468 INFO L271 PluginConnector]: Initializing BlockEncodingV2... [2020-07-01 12:56:53,470 INFO L275 PluginConnector]: BlockEncodingV2 initialized [2020-07-01 12:56:53,471 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 12:56:53" (1/1) ... [2020-07-01 12:56:53,483 INFO L313 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2020-07-01 12:56:53,484 INFO L258 BlockEncoder]: Using Remove infeasible edges [2020-07-01 12:56:53,485 INFO L263 BlockEncoder]: Using Maximize final states [2020-07-01 12:56:53,485 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false [2020-07-01 12:56:53,486 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE [2020-07-01 12:56:53,487 INFO L296 BlockEncoder]: Using Remove sink states [2020-07-01 12:56:53,488 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true [2020-07-01 12:56:53,488 INFO L179 BlockEncoder]: Using Rewrite not-equals [2020-07-01 12:56:53,502 INFO L185 BlockEncoder]: Using Use SBE [2020-07-01 12:56:53,516 INFO L200 BlockEncoder]: SBE split 1 edges [2020-07-01 12:56:53,520 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility [2020-07-01 12:56:53,522 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-07-01 12:56:53,536 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2020-07-01 12:56:53,537 INFO L70 RemoveSinkStates]: Removed 1 edges and 1 locations by removing sink states [2020-07-01 12:56:53,539 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility [2020-07-01 12:56:53,539 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-07-01 12:56:53,539 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2020-07-01 12:56:53,539 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states [2020-07-01 12:56:53,540 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 3 edges [2020-07-01 12:56:53,540 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 01.07 12:56:53 BasicIcfg [2020-07-01 12:56:53,540 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- [2020-07-01 12:56:53,541 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-01 12:56:53,542 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-01 12:56:53,545 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-01 12:56:53,545 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.07 12:56:52" (1/4) ... [2020-07-01 12:56:53,546 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@244faecc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 12:56:53, skipping insertion in model container [2020-07-01 12:56:53,546 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:56:53" (2/4) ... [2020-07-01 12:56:53,547 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@244faecc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 12:56:53, skipping insertion in model container [2020-07-01 12:56:53,547 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 12:56:53" (3/4) ... [2020-07-01 12:56:53,547 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@244faecc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 12:56:53, skipping insertion in model container [2020-07-01 12:56:53,547 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 01.07 12:56:53" (4/4) ... [2020-07-01 12:56:53,549 INFO L109 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-07-01 12:56:53,560 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2020-07-01 12:56:53,567 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2020-07-01 12:56:53,581 INFO L251 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2020-07-01 12:56:53,604 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-01 12:56:53,604 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-01 12:56:53,604 INFO L377 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2020-07-01 12:56:53,605 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-01 12:56:53,605 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-01 12:56:53,605 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-01 12:56:53,605 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-01 12:56:53,605 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-01 12:56:53,619 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. [2020-07-01 12:56:53,624 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-01 12:56:53,627 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. [2020-07-01 12:56:53,681 INFO L268 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-07-01 12:56:53,682 INFO L271 CegarLoopResult]: At program point L13-2(lines 13 16) the Hoare annotation is: true [2020-07-01 12:56:53,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 12:56:53 BasicIcfg [2020-07-01 12:56:53,690 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-01 12:56:53,691 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-07-01 12:56:53,691 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-07-01 12:56:53,695 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-07-01 12:56:53,695 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 12:56:53,696 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 01.07 12:56:52" (1/5) ... [2020-07-01 12:56:53,696 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@28fa28d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.07 12:56:53, skipping insertion in model container [2020-07-01 12:56:53,696 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 12:56:53,697 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:56:53" (2/5) ... [2020-07-01 12:56:53,697 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@28fa28d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.07 12:56:53, skipping insertion in model container [2020-07-01 12:56:53,697 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 12:56:53,697 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 12:56:53" (3/5) ... [2020-07-01 12:56:53,698 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@28fa28d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.07 12:56:53, skipping insertion in model container [2020-07-01 12:56:53,698 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 12:56:53,698 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 01.07 12:56:53" (4/5) ... [2020-07-01 12:56:53,699 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@28fa28d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.07 12:56:53, skipping insertion in model container [2020-07-01 12:56:53,699 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 12:56:53,699 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 12:56:53" (5/5) ... [2020-07-01 12:56:53,700 INFO L371 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-07-01 12:56:53,729 INFO L356 BuchiCegarLoop]: Interprodecural is true [2020-07-01 12:56:53,729 INFO L357 BuchiCegarLoop]: Hoare is true [2020-07-01 12:56:53,730 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-07-01 12:56:53,730 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-01 12:56:53,732 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-01 12:56:53,732 INFO L361 BuchiCegarLoop]: Difference is false [2020-07-01 12:56:53,732 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-01 12:56:53,732 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-07-01 12:56:53,736 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. [2020-07-01 12:56:53,756 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-07-01 12:56:53,756 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-01 12:56:53,756 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-01 12:56:53,762 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2020-07-01 12:56:53,762 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-07-01 12:56:53,762 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2020-07-01 12:56:53,762 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. [2020-07-01 12:56:53,763 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-07-01 12:56:53,763 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-01 12:56:53,763 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-01 12:56:53,763 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2020-07-01 12:56:53,763 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-07-01 12:56:53,768 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [19] ULTIMATE.startENTRY-->L13-2: Formula: (and (= v_ULTIMATE.start_main_~fac~0_1 1) (= v_ULTIMATE.start_main_~i~0_1 1) (= v_ULTIMATE.start_main_~j~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_~fac~0=v_ULTIMATE.start_main_~fac~0_1, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_1, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|} AuxVars[|v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_~j~0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~fac~0, ULTIMATE.start_main_~i~0] 4#L13-2true [2020-07-01 12:56:53,769 INFO L796 eck$LassoCheckResult]: Loop: 4#L13-2true [26] L13-2-->L13-2: Formula: (and (= v_ULTIMATE.start_main_~fac~0_7 (* v_ULTIMATE.start_main_~fac~0_8 v_ULTIMATE.start_main_~i~0_7)) (= v_ULTIMATE.start_main_~i~0_6 (+ v_ULTIMATE.start_main_~i~0_7 1)) (> v_ULTIMATE.start_main_~fac~0_8 v_ULTIMATE.start_main_~j~0_7)) InVars {ULTIMATE.start_main_~fac~0=v_ULTIMATE.start_main_~fac~0_8, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_7} OutVars{ULTIMATE.start_main_~fac~0=v_ULTIMATE.start_main_~fac~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_6, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~fac~0, ULTIMATE.start_main_~i~0] 4#L13-2true [2020-07-01 12:56:53,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 12:56:53,775 INFO L82 PathProgramCache]: Analyzing trace with hash 50, now seen corresponding path program 1 times [2020-07-01 12:56:53,784 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 12:56:53,785 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535831258] [2020-07-01 12:56:53,785 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 12:56:53,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 12:56:53,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 12:56:53,860 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 12:56:53,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 12:56:53,861 INFO L82 PathProgramCache]: Analyzing trace with hash 57, now seen corresponding path program 1 times [2020-07-01 12:56:53,861 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 12:56:53,862 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [100007253] [2020-07-01 12:56:53,862 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 12:56:53,867 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-07-01 12:56:53,868 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [640730378] [2020-07-01 12:56:53,868 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 12:56:53,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 12:56:53,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 12:56:53,905 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 12:56:53,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 12:56:53,907 INFO L82 PathProgramCache]: Analyzing trace with hash 1576, now seen corresponding path program 1 times [2020-07-01 12:56:53,908 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 12:56:53,908 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811984338] [2020-07-01 12:56:53,908 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 12:56:53,913 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-07-01 12:56:53,913 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1312744821] [2020-07-01 12:56:53,913 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 12:56:53,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 12:56:53,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 12:56:53,945 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 12:56:54,000 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 12:56:54,001 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 12:56:54,001 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 12:56:54,002 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 12:56:54,002 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-07-01 12:56:54,002 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:56:54,002 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 12:56:54,002 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 12:56:54,003 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop [2020-07-01 12:56:54,003 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 12:56:54,003 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 12:56:54,026 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 12:56:54,035 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 12:56:54,040 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 12:56:54,129 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 12:56:54,130 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 12:56:54,140 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 12:56:54,140 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 12:56:54,148 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 12:56:54,149 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 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 12:56:54,184 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 12:56:54,184 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 12:56:54,189 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 12:56:54,190 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 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 12:56:54,225 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 12:56:54,225 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 12:56:54,264 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-07-01 12:56:54,264 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 12:56:54,274 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-07-01 12:56:54,304 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 12:56:54,304 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 12:56:54,304 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 12:56:54,304 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 12:56:54,304 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-07-01 12:56:54,304 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:56:54,305 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 12:56:54,305 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 12:56:54,305 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop [2020-07-01 12:56:54,305 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 12:56:54,305 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 12:56:54,307 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 12:56:54,312 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 12:56:54,316 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 12:56:54,387 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 12:56:54,393 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -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:1024 -smt2 -in -t:12000 [2020-07-01 12:56:54,399 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:54,402 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:54,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:54,402 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:54,402 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:56:54,408 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:56:54,408 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 12:56:54,415 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 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -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:1024 -smt2 -in -t:12000 [2020-07-01 12:56:54,448 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:54,451 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:54,451 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:54,451 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:54,451 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:56:54,455 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:56:54,455 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 12:56:54,461 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 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -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:1024 -smt2 -in -t:12000 [2020-07-01 12:56:54,495 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 12:56:54,497 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:54,497 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:56:54,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:54,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:54,498 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:56:54,500 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 12:56:54,501 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:56:54,504 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:56:54,534 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -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:1024 -smt2 -in -t:12000 [2020-07-01 12:56:54,539 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:54,541 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:54,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:54,542 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:54,542 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:56:54,547 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:56:54,547 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:56:54,554 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 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 12:56:54,588 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:54,590 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:54,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:54,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:54,591 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:56:54,596 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:56:54,596 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:56:54,603 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 12:56:54,637 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:54,640 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:54,640 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:56:54,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:54,640 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:54,641 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:56:54,643 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 12:56:54,643 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:56:54,649 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:56:54,679 INFO L489 LassoAnalysis]: Using template '3-nested'. 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 12:56:54,684 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:54,687 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:54,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:54,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:54,687 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:56:54,693 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:56:54,694 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:56:54,701 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 12:56:54,736 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:54,739 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:54,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:54,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:54,740 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:56:54,745 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:56:54,745 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:56:54,754 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 12:56:54,788 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:54,791 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:54,791 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:56:54,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:54,792 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:54,792 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:56:54,795 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:56:54,795 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:56:54,800 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:56:54,830 INFO L489 LassoAnalysis]: Using template '4-nested'. 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 12:56:54,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:54,837 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:54,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:54,838 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:54,838 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:56:54,844 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:56:54,844 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:56:54,853 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 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 12:56:54,887 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 12:56:54,890 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:54,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:54,891 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:54,891 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:56:54,895 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:56:54,896 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:56:54,904 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 12:56:54,939 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:54,942 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:54,943 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:56:54,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:54,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:54,943 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:56:54,947 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 12:56:54,947 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:56:54,952 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:56:54,981 INFO L489 LassoAnalysis]: Using template '2-phase'. 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 12:56:54,985 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:54,988 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:54,988 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:56:54,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:54,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:54,989 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:56:54,992 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:56:54,992 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:56:54,999 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 12:56:55,034 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:55,036 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:55,036 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:56:55,036 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:55,037 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:55,037 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:56:55,041 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:56:55,041 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:56:55,049 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 12:56:55,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:55,085 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:55,086 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:56:55,086 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:56:55,086 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:55,087 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:55,087 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:56:55,089 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 12:56:55,089 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:56:55,096 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:56:55,126 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:56:55,130 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:55,132 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:55,132 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:56:55,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:55,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:55,133 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:56:55,137 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:56:55,137 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:56:55,146 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 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 12:56:55,179 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 12:56:55,181 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:55,182 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:56:55,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:55,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:55,183 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:56:55,186 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:56:55,186 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:56:55,196 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 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 12:56:55,229 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 12:56:55,232 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:55,232 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:56:55,232 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:56:55,232 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:55,233 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:55,233 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:56:55,235 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:56:55,235 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:56:55,247 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:56:55,276 INFO L489 LassoAnalysis]: Using template '4-phase'. 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 12:56:55,280 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:55,283 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:55,283 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:56:55,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:55,284 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:55,284 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:56:55,289 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:56:55,289 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:56:55,301 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) [2020-07-01 12:56:55,333 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 Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:56:55,336 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:55,336 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:56:55,336 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:55,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:55,337 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:56:55,342 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:56:55,342 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:56:55,355 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 12:56:55,387 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:55,390 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:55,391 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:56:55,391 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:56:55,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:55,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:55,392 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:56:55,395 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 12:56:55,396 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:56:55,414 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:56:55,443 INFO L489 LassoAnalysis]: Using template '2-lex'. 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 12:56:55,448 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:55,450 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:55,450 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:56:55,451 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:55,451 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:55,451 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:56:55,454 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:56:55,455 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:56:55,461 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 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 12:56:55,495 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 12:56:55,497 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:55,497 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:56:55,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:55,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:55,498 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:56:55,501 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:56:55,501 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:56:55,509 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 12:56:55,542 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:55,545 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:55,545 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:56:55,546 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:56:55,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:55,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:55,546 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:56:55,549 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:56:55,549 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:56:55,556 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:56:55,586 INFO L489 LassoAnalysis]: Using template '3-lex'. 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 12:56:55,592 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:55,595 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:55,595 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:56:55,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:55,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:55,595 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:56:55,601 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 12:56:55,601 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 12:56:55,611 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 12:56:55,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:55,672 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:55,672 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:56:55,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:55,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:55,672 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:56:55,677 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 12:56:55,677 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 12:56:55,687 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 12:56:55,720 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:55,723 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:55,723 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:56:55,723 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:56:55,723 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:55,723 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:55,723 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:56:55,727 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:56:55,727 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:56:55,737 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:56:55,786 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 12:56:55,787 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 12:56:55,787 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 12:56:55,787 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 12:56:55,787 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-07-01 12:56:55,787 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:56:55,787 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 12:56:55,787 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 12:56:55,787 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-07-01 12:56:55,788 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 12:56:55,788 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 12:56:55,790 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 12:56:55,819 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 12:56:55,823 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 12:56:55,826 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 12:56:55,844 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 12:56:55,918 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 12:56:55,918 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 35 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 35 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:56:55,922 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 12:56:55,922 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 12:56:55,927 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 12:56:55,927 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 36 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 36 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:56:55,961 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 12:56:55,962 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 12:56:55,966 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 12:56:55,966 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 37 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 37 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:56:56,000 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 12:56:56,000 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 12:56:56,004 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 12:56:56,005 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 38 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 38 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:56:56,038 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 12:56:56,038 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 39 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 39 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:56:56,075 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-07-01 12:56:56,076 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 12:56:56,082 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-07-01 12:56:56,112 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 12:56:56,112 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 12:56:56,112 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 12:56:56,112 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 12:56:56,112 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-07-01 12:56:56,112 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:56:56,113 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 12:56:56,113 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 12:56:56,113 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-07-01 12:56:56,113 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 12:56:56,113 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 12:56:56,115 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 12:56:56,119 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 12:56:56,122 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 12:56:56,124 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 12:56:56,137 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 12:56:56,209 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 12:56:56,209 INFO L489 LassoAnalysis]: Using template 'affine'. 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 12:56:56,215 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:56,217 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:56,217 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:56,218 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:56,218 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:56:56,220 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:56:56,220 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 12:56:56,223 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 12:56:56,257 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:56,259 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:56,259 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:56:56,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:56,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:56,260 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:56:56,260 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 12:56:56,260 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:56:56,262 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 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 12:56:56,294 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:56,296 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:56,296 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:56:56,296 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:56,296 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:56,296 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:56:56,297 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 12:56:56,297 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:56:56,299 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 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 12:56:56,331 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:56,333 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:56,333 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:56,333 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:56,333 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:56:56,336 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:56:56,337 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 12:56:56,344 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 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 12:56:56,376 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 12:56:56,378 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:56,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:56,378 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:56,378 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:56:56,380 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:56:56,380 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 12:56:56,384 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:56:56,413 INFO L489 LassoAnalysis]: Using template '2-nested'. 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 12:56:56,416 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:56,418 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:56,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:56,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:56,419 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:56:56,421 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:56:56,421 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:56:56,425 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 12:56:56,458 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:56,460 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:56,460 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:56:56,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:56,461 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:56,461 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:56:56,461 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 12:56:56,461 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:56:56,463 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 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 12:56:56,495 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 12:56:56,497 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:56,497 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:56:56,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:56,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:56,498 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:56:56,498 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 12:56:56,498 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:56:56,500 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:56:56,533 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:56,536 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:56,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:56,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:56,536 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:56:56,541 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:56:56,541 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:56:56,552 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 12:56:56,584 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:56,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:56,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:56,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:56,586 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:56:56,589 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:56:56,589 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:56:56,594 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:56:56,623 INFO L489 LassoAnalysis]: Using template '3-nested'. 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 12:56:56,626 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:56,628 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:56,629 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:56,629 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:56,629 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:56:56,631 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:56:56,632 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:56:56,637 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 12:56:56,669 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:56,671 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:56,672 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:56:56,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:56,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:56,672 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:56:56,673 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:56:56,673 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:56:56,675 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 12:56:56,707 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:56,709 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:56,709 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:56:56,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:56,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:56,710 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:56:56,710 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:56:56,710 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:56:56,712 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 12:56:56,745 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:56,747 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:56,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:56,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:56,748 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:56:56,754 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:56:56,754 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:56:56,767 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:56:56,799 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:56,802 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:56,802 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:56,802 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:56,802 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:56:56,805 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:56:56,805 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:56:56,811 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:56:56,839 INFO L489 LassoAnalysis]: Using template '4-nested'. 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 12:56:56,843 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:56,845 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:56,846 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:56,846 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:56,846 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:56:56,849 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:56:56,849 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:56:56,855 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 12:56:56,888 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:56,890 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:56,890 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:56:56,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:56,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:56,890 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:56:56,891 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 12:56:56,891 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:56:56,894 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 12:56:56,926 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:56,928 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:56,929 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:56:56,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:56,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:56,929 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:56:56,930 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 12:56:56,930 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:56:56,932 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 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 12:56:56,964 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:56,967 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:56,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:56,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:56,967 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:56:56,974 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:56:56,974 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:56:56,989 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 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 12:56:57,021 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:57,023 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:57,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:57,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:57,024 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:56:57,027 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:56:57,027 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:56:57,034 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:56:57,063 INFO L489 LassoAnalysis]: Using template '2-phase'. 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 12:56:57,067 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:57,069 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:57,070 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:56:57,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:57,070 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:57,070 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:56:57,072 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:56:57,072 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:56:57,078 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 12:56:57,110 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:57,112 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:57,112 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:56:57,112 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:56:57,112 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:57,112 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:57,113 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:56:57,113 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 12:56:57,113 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:56:57,116 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 12:56:57,148 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:57,150 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:57,150 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:56:57,150 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:56:57,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:57,151 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:57,151 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:56:57,151 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 12:56:57,151 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:56:57,154 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 12:56:57,186 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:57,189 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:57,189 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:56:57,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:57,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:57,189 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:56:57,193 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:56:57,193 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:56:57,210 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 12:56:57,244 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:57,246 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:57,246 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:56:57,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:57,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:57,247 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:56:57,249 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:56:57,249 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:56:57,255 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:56:57,284 INFO L489 LassoAnalysis]: Using template '3-phase'. 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 12:56:57,288 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:57,291 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:57,292 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:56:57,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:57,292 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:57,292 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:56:57,295 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:56:57,295 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:56:57,303 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:56:57,337 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:57,339 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:57,339 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:56:57,339 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:56:57,340 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:57,340 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:57,340 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:56:57,341 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:56:57,341 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:56:57,344 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 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:56:57,377 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:57,379 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:57,379 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:56:57,379 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:56:57,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:57,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:57,380 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:56:57,381 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:56:57,381 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:56:57,384 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:56:57,417 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:57,420 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:57,420 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:56:57,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:57,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:57,420 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:56:57,427 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:56:57,427 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:56:57,453 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 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:56:57,487 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:57,489 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:57,489 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:56:57,490 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:57,490 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:57,490 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:56:57,493 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:56:57,493 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:56:57,502 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:56:57,532 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:56:57,537 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:57,539 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:57,539 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:56:57,540 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:57,540 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:57,540 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:56:57,543 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:56:57,543 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:56:57,554 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:56:57,587 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:57,590 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:57,590 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:56:57,590 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:56:57,590 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:57,590 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:57,590 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:56:57,592 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 12:56:57,592 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:56:57,597 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:56:57,630 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 12:56:57,633 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:57,633 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:56:57,633 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:56:57,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:57,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:57,633 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:56:57,635 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 12:56:57,635 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:56:57,640 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 12:56:57,674 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:57,677 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:57,678 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:56:57,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:57,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:57,678 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:56:57,687 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:56:57,688 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:56:57,731 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 12:56:57,764 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:57,767 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:57,768 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:56:57,768 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:57,768 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:57,768 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:56:57,772 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:56:57,772 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:56:57,785 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:56:57,815 INFO L489 LassoAnalysis]: Using template '2-lex'. 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 12:56:57,819 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:57,821 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:57,821 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:56:57,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:57,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:57,822 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:56:57,824 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:56:57,824 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:56:57,831 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 12:56:57,863 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 12:56:57,865 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:57,865 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:56:57,866 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:56:57,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:57,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:57,866 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:56:57,867 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:56:57,867 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:56:57,869 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 12:56:57,901 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:57,903 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:57,903 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:56:57,904 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:56:57,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:57,904 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:57,904 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:56:57,905 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:56:57,905 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:56:57,908 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:56:57,940 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:57,943 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:57,943 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:56:57,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:57,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:57,943 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:56:57,948 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:56:57,948 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:56:57,965 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 12:56:57,998 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:58,000 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:58,000 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:56:58,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:58,000 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:58,000 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:56:58,003 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:56:58,003 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:56:58,010 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:56:58,038 INFO L489 LassoAnalysis]: Using template '3-lex'. 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 12:56:58,042 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:58,045 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:58,045 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:56:58,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:58,045 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:58,045 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:56:58,049 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 12:56:58,049 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 12:56:58,058 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 12:56:58,090 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 12:56:58,092 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:58,093 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:56:58,093 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:56:58,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:58,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:58,093 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:56:58,094 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:56:58,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:56:58,098 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 12:56:58,130 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:58,132 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:58,132 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:56:58,132 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:56:58,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:58,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:58,133 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:56:58,134 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:56:58,134 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:56:58,137 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 12:56:58,169 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 12:56:58,172 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:58,172 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:56:58,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:58,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:58,172 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:56:58,180 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 12:56:58,180 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 12:56:58,214 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:56:58,247 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:58,249 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:58,249 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:56:58,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:58,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:58,250 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:56:58,254 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 12:56:58,254 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 12:56:58,263 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:56:58,292 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2020-07-01 12:56:58,293 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [19] ULTIMATE.startENTRY-->L13-2: Formula: (and (= v_ULTIMATE.start_main_~fac~0_1 1) (= v_ULTIMATE.start_main_~i~0_1 1) (= v_ULTIMATE.start_main_~j~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_~fac~0=v_ULTIMATE.start_main_~fac~0_1, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_1, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|} AuxVars[|v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_~j~0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~fac~0, ULTIMATE.start_main_~i~0] 4#L13-2true [26] L13-2-->L13-2: Formula: (and (= v_ULTIMATE.start_main_~fac~0_7 (* v_ULTIMATE.start_main_~fac~0_8 v_ULTIMATE.start_main_~i~0_7)) (= v_ULTIMATE.start_main_~i~0_6 (+ v_ULTIMATE.start_main_~i~0_7 1)) (> v_ULTIMATE.start_main_~fac~0_8 v_ULTIMATE.start_main_~j~0_7)) InVars {ULTIMATE.start_main_~fac~0=v_ULTIMATE.start_main_~fac~0_8, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_7} OutVars{ULTIMATE.start_main_~fac~0=v_ULTIMATE.start_main_~fac~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_6, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~fac~0, ULTIMATE.start_main_~i~0] 4#L13-2true [2020-07-01 12:56:58,293 INFO L796 eck$LassoCheckResult]: Loop: 4#L13-2true [26] L13-2-->L13-2: Formula: (and (= v_ULTIMATE.start_main_~fac~0_7 (* v_ULTIMATE.start_main_~fac~0_8 v_ULTIMATE.start_main_~i~0_7)) (= v_ULTIMATE.start_main_~i~0_6 (+ v_ULTIMATE.start_main_~i~0_7 1)) (> v_ULTIMATE.start_main_~fac~0_8 v_ULTIMATE.start_main_~j~0_7)) InVars {ULTIMATE.start_main_~fac~0=v_ULTIMATE.start_main_~fac~0_8, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_7} OutVars{ULTIMATE.start_main_~fac~0=v_ULTIMATE.start_main_~fac~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_6, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~fac~0, ULTIMATE.start_main_~i~0] 4#L13-2true [2020-07-01 12:56:58,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 12:56:58,293 INFO L82 PathProgramCache]: Analyzing trace with hash 1576, now seen corresponding path program 2 times [2020-07-01 12:56:58,294 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 12:56:58,294 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844066152] [2020-07-01 12:56:58,294 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 12:56:58,298 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-07-01 12:56:58,298 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [794274234] [2020-07-01 12:56:58,298 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 85 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 85 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-01 12:56:58,317 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-07-01 12:56:58,318 INFO L250 tOrderPrioritization]: Conjunction of SSA is sat [2020-07-01 12:56:58,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 12:56:58,322 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 12:56:58,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 12:56:58,323 INFO L82 PathProgramCache]: Analyzing trace with hash 57, now seen corresponding path program 2 times [2020-07-01 12:56:58,324 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 12:56:58,324 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1199808867] [2020-07-01 12:56:58,324 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 12:56:58,327 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-07-01 12:56:58,327 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [999928457] [2020-07-01 12:56:58,327 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 86 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 86 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-01 12:56:58,346 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-07-01 12:56:58,347 INFO L250 tOrderPrioritization]: Conjunction of SSA is sat [2020-07-01 12:56:58,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 12:56:58,351 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 12:56:58,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 12:56:58,351 INFO L82 PathProgramCache]: Analyzing trace with hash 48882, now seen corresponding path program 3 times [2020-07-01 12:56:58,352 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 12:56:58,352 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324531403] [2020-07-01 12:56:58,352 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 12:56:58,355 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-07-01 12:56:58,356 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2140833686] [2020-07-01 12:56:58,356 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 87 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 87 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-01 12:56:58,379 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2020-07-01 12:56:58,379 INFO L250 tOrderPrioritization]: Conjunction of SSA is sat [2020-07-01 12:56:58,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 12:56:58,385 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 12:56:58,401 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 12:56:58,401 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 12:56:58,401 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 12:56:58,401 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 12:56:58,401 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-07-01 12:56:58,401 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:56:58,402 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 12:56:58,402 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 12:56:58,402 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop [2020-07-01 12:56:58,402 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 12:56:58,402 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 12:56:58,405 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 12:56:58,417 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 12:56:58,420 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 12:56:58,493 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 12:56:58,494 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 88 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 88 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:56:58,497 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 12:56:58,498 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 89 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 89 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:56:58,534 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-07-01 12:56:58,534 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 12:56:58,540 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-07-01 12:56:58,568 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 12:56:58,569 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 12:56:58,569 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 12:56:58,569 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 12:56:58,569 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-07-01 12:56:58,569 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:56:58,569 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 12:56:58,569 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 12:56:58,569 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop [2020-07-01 12:56:58,569 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 12:56:58,570 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 12:56:58,571 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 12:56:58,580 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 12:56:58,582 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 12:56:58,655 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 12:56:58,656 INFO L489 LassoAnalysis]: Using template 'affine'. 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 12:56:58,659 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:58,661 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:58,661 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:56:58,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:58,662 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:58,662 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:56:58,662 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 12:56:58,663 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:56:58,665 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 12:56:58,698 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:58,699 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:58,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:58,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:58,700 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:56:58,701 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:56:58,701 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 12:56:58,705 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 12:56:58,737 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:58,739 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:58,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:58,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:58,739 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:56:58,740 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:56:58,740 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 12:56:58,744 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:56:58,773 INFO L489 LassoAnalysis]: Using template '2-nested'. 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 12:56:58,777 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:58,779 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:58,779 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:56:58,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:58,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:58,780 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:56:58,781 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 12:56:58,781 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:56:58,785 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 12:56:58,818 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:58,820 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:58,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:58,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:58,820 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:56:58,822 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:56:58,822 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:56:58,827 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 12:56:58,859 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:58,861 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:58,862 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:58,862 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:58,862 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:56:58,864 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:56:58,864 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:56:58,869 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:56:58,899 INFO L489 LassoAnalysis]: Using template '3-nested'. 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 12:56:58,903 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:58,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:58,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:56:58,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:58,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:58,909 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:56:58,910 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:56:58,910 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:56:58,915 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 12:56:58,947 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:58,949 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:58,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:58,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:58,950 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:56:58,952 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:56:58,952 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:56:58,958 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 12:56:58,990 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:58,993 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:58,993 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:58,993 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:58,993 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:56:58,996 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:56:58,996 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:56:59,001 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:56:59,030 INFO L489 LassoAnalysis]: Using template '4-nested'. 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 12:56:59,035 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:59,038 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:59,038 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:56:59,038 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:59,038 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:59,038 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:56:59,041 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 12:56:59,041 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:56:59,046 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 12:56:59,079 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:59,081 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:59,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:59,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:59,081 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:56:59,084 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:56:59,084 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:56:59,091 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 12:56:59,126 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:59,128 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:56:59,128 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:59,129 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:59,129 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:56:59,135 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:56:59,135 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:56:59,142 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:56:59,171 INFO L489 LassoAnalysis]: Using template '2-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 12:56:59,175 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:59,177 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:59,177 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:56:59,177 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:56:59,177 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:59,177 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:59,178 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:56:59,179 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 12:56:59,179 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:56:59,185 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 12:56:59,218 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:59,220 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:59,220 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:56:59,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:59,221 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:59,221 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:56:59,223 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:56:59,223 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:56:59,229 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 12:56:59,261 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:59,263 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:59,264 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:56:59,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:59,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:59,264 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:56:59,266 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:56:59,266 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:56:59,272 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:56:59,300 INFO L489 LassoAnalysis]: Using template '3-phase'. 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 12:56:59,304 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:59,307 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:59,307 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:56:59,307 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:56:59,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:59,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:59,308 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:56:59,309 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:56:59,309 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:56:59,318 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 12:56:59,351 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:59,353 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:59,353 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:56:59,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:59,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:59,354 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:56:59,356 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:56:59,356 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:56:59,364 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 12:56:59,397 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:59,399 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:59,399 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:56:59,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:59,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:59,400 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:56:59,402 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:56:59,402 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:56:59,409 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:56:59,438 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 12:56:59,442 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:59,444 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:59,444 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:56:59,444 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:56:59,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:59,445 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:59,445 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:56:59,447 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 12:56:59,447 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:56:59,462 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 12:56:59,495 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 12:56:59,497 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:59,497 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:56:59,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:59,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:59,498 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:56:59,500 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:56:59,501 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:56:59,510 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 12:56:59,543 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:59,545 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:59,545 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:56:59,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:59,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:59,546 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:56:59,548 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:56:59,549 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:56:59,559 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:56:59,588 INFO L489 LassoAnalysis]: Using template '2-lex'. 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 12:56:59,593 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:59,595 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:59,595 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:56:59,595 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:56:59,596 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:59,596 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:59,596 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:56:59,597 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:56:59,597 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:56:59,602 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 12:56:59,635 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:59,637 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:59,637 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:56:59,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:59,637 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:59,637 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:56:59,640 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:56:59,640 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:56:59,646 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 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 12:56:59,678 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 12:56:59,680 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:59,680 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:56:59,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:59,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:59,680 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:56:59,683 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:56:59,683 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:56:59,689 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:56:59,719 INFO L489 LassoAnalysis]: Using template '3-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 12:56:59,723 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:59,726 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:59,726 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:56:59,726 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:56:59,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:59,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:59,726 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:56:59,729 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:56:59,729 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:56:59,738 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 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 12:56:59,774 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:59,776 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:59,776 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:56:59,777 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:59,777 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:59,777 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:56:59,781 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 12:56:59,781 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 12:56:59,790 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 12:56:59,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:56:59,826 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:56:59,827 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:56:59,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:56:59,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:56:59,827 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:56:59,831 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 12:56:59,831 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 12:56:59,840 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:56:59,902 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 12:56:59,902 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 12:56:59,902 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 12:56:59,902 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 12:56:59,902 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-07-01 12:56:59,902 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:56:59,902 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 12:56:59,903 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 12:56:59,903 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-07-01 12:56:59,903 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 12:56:59,903 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 12:56:59,905 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 12:56:59,919 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 12:56:59,922 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 12:56:59,925 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 12:56:59,928 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 12:56:59,993 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 12:56:59,993 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 117 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 117 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:57:00,001 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 12:57:00,001 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 118 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 118 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:57:00,037 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-07-01 12:57:00,037 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 12:57:00,043 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-07-01 12:57:00,073 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 12:57:00,073 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 12:57:00,073 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 12:57:00,073 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 12:57:00,073 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-07-01 12:57:00,073 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:00,074 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 12:57:00,074 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 12:57:00,074 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-07-01 12:57:00,074 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 12:57:00,074 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 12:57:00,076 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 12:57:00,079 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 12:57:00,091 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 12:57:00,093 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 12:57:00,095 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 12:57:00,155 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 12:57:00,155 INFO L489 LassoAnalysis]: Using template 'affine'. 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 12:57:00,159 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:00,161 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:57:00,161 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:00,161 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:00,161 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:57:00,163 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:57:00,163 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 12:57:00,166 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 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 12:57:00,198 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:00,200 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:57:00,201 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:00,201 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:00,201 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:57:00,203 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:57:00,204 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 12:57:00,211 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 12:57:00,244 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:00,245 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:57:00,246 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:57:00,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:00,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:00,246 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:57:00,246 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 12:57:00,246 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:57:00,248 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 12:57:00,280 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:00,282 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:57:00,282 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:00,282 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:00,283 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:57:00,284 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:57:00,284 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 12:57:00,288 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 12:57:00,320 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:00,322 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:57:00,322 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:57:00,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:00,322 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:00,322 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:57:00,323 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 12:57:00,323 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:57:00,325 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:57:00,353 INFO L489 LassoAnalysis]: Using template '2-nested'. 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 12:57:00,357 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:00,359 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:57:00,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:00,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:00,359 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:57:00,361 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:57:00,361 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:57:00,365 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 12:57:00,397 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:00,399 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:57:00,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:00,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:00,400 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:57:00,404 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:57:00,404 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:57:00,414 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 126 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 126 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:00,448 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:00,450 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:57:00,450 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:57:00,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:00,450 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:00,451 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:57:00,451 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 12:57:00,451 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:57:00,453 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 127 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 127 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:00,487 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:00,489 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:57:00,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:00,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:00,489 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:57:00,491 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:57:00,491 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:57:00,496 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 128 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 128 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:00,534 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:00,536 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:57:00,536 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:57:00,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:00,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:00,536 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:57:00,537 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 12:57:00,537 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:57:00,539 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:57:00,569 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:00,573 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:00,575 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:57:00,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:00,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:00,576 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:57:00,579 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:57:00,579 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:57:00,585 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 130 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 130 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:00,619 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:00,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:57:00,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:00,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:00,622 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:57:00,629 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:57:00,629 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:57:00,642 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 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:00,677 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:00,679 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:57:00,679 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:57:00,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:00,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:00,680 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:57:00,681 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:57:00,681 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:57:00,683 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 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:00,716 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 12:57:00,719 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:57:00,719 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:00,719 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:00,719 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:57:00,721 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:57:00,721 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:57:00,728 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 133 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 133 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:00,760 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:00,762 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:57:00,762 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:57:00,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:00,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:00,763 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:57:00,763 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:57:00,763 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:57:00,765 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:57:00,794 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 134 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 134 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:00,816 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:00,818 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:57:00,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:00,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:00,819 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:57:00,821 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:57:00,821 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:57:00,829 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 135 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 135 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:00,861 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:00,864 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:57:00,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:00,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:00,865 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:57:00,872 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:57:00,873 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:57:00,889 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 136 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 136 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:00,922 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 12:57:00,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:57:00,924 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:57:00,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:00,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:00,924 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:57:00,925 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 12:57:00,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:57:00,928 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 137 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 137 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:00,961 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:00,963 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:57:00,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:00,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:00,964 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:57:00,967 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:57:00,967 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:57:00,975 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 138 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 138 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:01,007 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:01,009 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:57:01,010 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:57:01,010 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:01,010 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:01,010 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:57:01,011 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 12:57:01,011 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:57:01,013 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:57:01,042 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 139 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 139 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:01,046 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:01,048 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:57:01,049 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:57:01,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:01,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:01,049 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:57:01,051 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:57:01,051 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:57:01,057 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 140 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 140 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:01,090 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 12:57:01,092 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:57:01,092 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:57:01,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:01,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:01,093 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:57:01,096 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:57:01,097 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:57:01,112 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 141 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 141 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:01,145 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:01,147 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:57:01,148 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:57:01,148 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:57:01,148 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:01,148 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:01,148 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:57:01,149 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 12:57:01,149 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:57:01,151 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 142 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 142 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:01,184 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 12:57:01,186 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:57:01,186 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:57:01,186 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:01,186 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:01,186 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:57:01,188 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:57:01,188 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:57:01,194 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 143 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 143 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:01,227 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:01,229 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:57:01,229 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:57:01,229 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:57:01,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:01,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:01,229 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:57:01,230 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 12:57:01,230 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:57:01,233 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:57:01,261 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 144 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 144 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:01,265 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:01,267 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:57:01,267 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:57:01,268 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:01,268 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:01,268 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:57:01,270 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:57:01,270 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:57:01,278 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 145 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 145 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:01,311 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:01,314 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:57:01,314 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:57:01,314 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:01,314 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:01,314 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:57:01,319 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:57:01,319 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:57:01,343 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 146 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 146 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:01,377 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:01,379 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:57:01,379 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:57:01,379 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:57:01,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:01,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:01,380 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:57:01,381 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:57:01,381 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:57:01,384 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 147 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 147 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:01,418 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:01,420 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:57:01,420 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:57:01,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:01,421 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:01,421 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:57:01,424 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:57:01,424 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:57:01,433 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 148 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 148 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:01,495 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 12:57:01,498 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:57:01,498 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:57:01,498 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:57:01,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:01,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:01,499 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:57:01,500 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:57:01,500 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:57:01,503 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:57:01,533 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 149 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 149 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:01,537 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:01,540 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:57:01,540 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:57:01,540 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:01,540 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:01,540 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:57:01,544 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:57:01,544 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:57:01,554 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 150 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 150 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:01,588 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:01,591 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:57:01,591 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:57:01,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:01,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:01,591 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:57:01,598 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:57:01,599 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:57:01,641 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 151 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 151 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:01,674 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:01,676 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:57:01,677 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:57:01,677 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:57:01,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:01,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:01,677 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:57:01,678 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 12:57:01,678 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:57:01,683 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 152 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 152 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:01,715 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:01,718 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:57:01,718 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:57:01,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:01,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:01,718 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:57:01,721 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:57:01,721 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:57:01,732 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 153 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 153 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:01,765 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:01,768 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:57:01,768 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:57:01,768 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:57:01,768 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:01,768 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:01,768 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:57:01,769 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 12:57:01,769 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:57:01,774 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:57:01,802 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 154 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 154 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:01,806 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:01,808 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:57:01,808 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:57:01,809 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:01,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:01,809 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:57:01,812 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:57:01,812 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:57:01,818 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 155 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 155 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:01,850 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:01,852 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:57:01,853 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:57:01,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:01,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:01,853 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:57:01,857 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:57:01,858 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:57:01,876 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 156 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 156 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:01,908 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:01,910 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:57:01,911 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:57:01,911 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:57:01,911 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:01,911 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:01,911 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:57:01,912 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:57:01,912 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:57:01,914 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 157 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 157 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:01,947 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:01,949 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:57:01,949 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:57:01,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:01,949 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:01,949 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:57:01,952 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:57:01,952 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:57:01,959 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 158 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 158 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:01,992 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 12:57:01,994 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:57:01,994 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:57:01,994 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:57:01,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:01,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:01,994 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:57:01,995 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:57:01,995 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:57:01,998 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:57:02,026 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 159 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 159 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:02,031 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:02,033 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:57:02,033 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:57:02,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:02,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:02,033 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:57:02,036 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 12:57:02,036 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 12:57:02,045 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 160 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 160 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:02,078 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:02,081 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:57:02,081 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:57:02,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:02,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:02,081 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:57:02,088 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 12:57:02,088 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 12:57:02,117 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 161 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 161 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:02,150 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:02,152 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:57:02,152 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:57:02,152 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:57:02,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:02,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:02,153 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:57:02,153 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:57:02,154 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:57:02,157 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 162 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 162 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:02,189 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:02,191 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:57:02,192 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:57:02,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:02,192 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:02,192 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:57:02,195 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 12:57:02,195 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 12:57:02,204 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 163 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 163 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:57:02,237 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:57:02,239 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:57:02,239 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:57:02,239 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:57:02,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:57:02,240 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:57:02,240 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:57:02,241 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:57:02,241 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:57:02,245 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:57:02,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.07 12:57:02 BasicIcfg [2020-07-01 12:57:02,281 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-07-01 12:57:02,283 INFO L168 Benchmark]: Toolchain (without parser) took 9383.76 ms. Allocated memory was 649.6 MB in the beginning and 854.1 MB in the end (delta: 204.5 MB). Free memory was 557.3 MB in the beginning and 697.5 MB in the end (delta: -140.2 MB). Peak memory consumption was 308.9 MB. Max. memory is 50.3 GB. [2020-07-01 12:57:02,284 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 649.6 MB. Free memory is still 577.8 MB. There was no memory consumed. Max. memory is 50.3 GB. [2020-07-01 12:57:02,284 INFO L168 Benchmark]: CACSL2BoogieTranslator took 295.75 ms. Allocated memory was 649.6 MB in the beginning and 683.1 MB in the end (delta: 33.6 MB). Free memory was 557.3 MB in the beginning and 647.1 MB in the end (delta: -89.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 50.3 GB. [2020-07-01 12:57:02,284 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.46 ms. Allocated memory is still 683.1 MB. Free memory was 647.1 MB in the beginning and 645.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 50.3 GB. [2020-07-01 12:57:02,285 INFO L168 Benchmark]: Boogie Preprocessor took 19.98 ms. Allocated memory is still 683.1 MB. Free memory was 645.0 MB in the beginning and 643.9 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 50.3 GB. [2020-07-01 12:57:02,285 INFO L168 Benchmark]: RCFGBuilder took 215.97 ms. Allocated memory is still 683.1 MB. Free memory was 643.9 MB in the beginning and 630.3 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 50.3 GB. [2020-07-01 12:57:02,285 INFO L168 Benchmark]: BlockEncodingV2 took 73.11 ms. Allocated memory is still 683.1 MB. Free memory was 630.3 MB in the beginning and 624.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 50.3 GB. [2020-07-01 12:57:02,286 INFO L168 Benchmark]: TraceAbstraction took 148.85 ms. Allocated memory is still 683.1 MB. Free memory was 623.5 MB in the beginning and 614.9 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 50.3 GB. [2020-07-01 12:57:02,286 INFO L168 Benchmark]: BuchiAutomizer took 8589.94 ms. Allocated memory was 683.1 MB in the beginning and 854.1 MB in the end (delta: 170.9 MB). Free memory was 614.9 MB in the beginning and 697.5 MB in the end (delta: -82.6 MB). Peak memory consumption was 333.0 MB. Max. memory is 50.3 GB. [2020-07-01 12:57:02,290 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: - StatisticsResult: Initial Icfg 6 locations, 7 edges - StatisticsResult: Encoded RCFG 2 locations, 3 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 577.8 MB. There was no memory consumed. Max. memory is 50.3 GB. * CACSL2BoogieTranslator took 295.75 ms. Allocated memory was 649.6 MB in the beginning and 683.1 MB in the end (delta: 33.6 MB). Free memory was 557.3 MB in the beginning and 647.1 MB in the end (delta: -89.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 50.3 GB. * Boogie Procedure Inliner took 34.46 ms. Allocated memory is still 683.1 MB. Free memory was 647.1 MB in the beginning and 645.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 50.3 GB. * Boogie Preprocessor took 19.98 ms. Allocated memory is still 683.1 MB. Free memory was 645.0 MB in the beginning and 643.9 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 50.3 GB. * RCFGBuilder took 215.97 ms. Allocated memory is still 683.1 MB. Free memory was 643.9 MB in the beginning and 630.3 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 50.3 GB. * BlockEncodingV2 took 73.11 ms. Allocated memory is still 683.1 MB. Free memory was 630.3 MB in the beginning and 624.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 50.3 GB. * TraceAbstraction took 148.85 ms. Allocated memory is still 683.1 MB. Free memory was 623.5 MB in the beginning and 614.9 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 50.3 GB. * BuchiAutomizer took 8589.94 ms. Allocated memory was 683.1 MB in the beginning and 854.1 MB in the end (delta: 170.9 MB). Free memory was 614.9 MB in the beginning and 697.5 MB in the end (delta: -82.6 MB). Peak memory consumption was 333.0 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: 13]: 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 8.5s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 8.5s. 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: inital20 mio100 ax163 hnf100 lsp61 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq182 hnf92 smp100 dnf100 smp100 tf103 neg100 sie108 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 19ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "[19] ULTIMATE.startENTRY-->L13-2: Formula: (and (= v_ULTIMATE.start_main_~fac~0_1 1) (= v_ULTIMATE.start_main_~i~0_1 1) (= v_ULTIMATE.start_main_~j~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_~fac~0=v_ULTIMATE.start_main_~fac~0_1, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_1, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|} AuxVars[|v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_~j~0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~fac~0, ULTIMATE.start_main_~i~0]" "[26] L13-2-->L13-2: Formula: (and (= v_ULTIMATE.start_main_~fac~0_7 (* v_ULTIMATE.start_main_~fac~0_8 v_ULTIMATE.start_main_~i~0_7)) (= v_ULTIMATE.start_main_~i~0_6 (+ v_ULTIMATE.start_main_~i~0_7 1)) (> v_ULTIMATE.start_main_~fac~0_8 v_ULTIMATE.start_main_~j~0_7)) InVars {ULTIMATE.start_main_~fac~0=v_ULTIMATE.start_main_~fac~0_8, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_7} OutVars{ULTIMATE.start_main_~fac~0=v_ULTIMATE.start_main_~fac~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_6, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~fac~0, ULTIMATE.start_main_~i~0]" Loop: "[26] L13-2-->L13-2: Formula: (and (= v_ULTIMATE.start_main_~fac~0_7 (* v_ULTIMATE.start_main_~fac~0_8 v_ULTIMATE.start_main_~i~0_7)) (= v_ULTIMATE.start_main_~i~0_6 (+ v_ULTIMATE.start_main_~i~0_7 1)) (> v_ULTIMATE.start_main_~fac~0_8 v_ULTIMATE.start_main_~j~0_7)) InVars {ULTIMATE.start_main_~fac~0=v_ULTIMATE.start_main_~fac~0_8, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_7} OutVars{ULTIMATE.start_main_~fac~0=v_ULTIMATE.start_main_~fac~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_6, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~fac~0, ULTIMATE.start_main_~i~0]" RESULT: Ultimate could not prove your program: unable to determine termination !SESSION 2020-07-01 12:56:49.648 ----------------------------------------------- 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_ViFous/tmp -i /export/starexec/sandbox/benchmark/theBenchmark.c !ENTRY org.eclipse.core.resources 2 10035 2020-07-01 12:57:03.525 !MESSAGE The workspace will exit with unsaved changes in this session. Received shutdown request... Ultimate: GTK+ Version Check