/export/starexec/sandbox2/solver/bin/starexec_run_default /export/starexec/sandbox2/benchmark/theBenchmark.c /export/starexec/sandbox2/output/output_files -------------------------------------------------------------------------------- MAYBE Ultimate: Cannot open display: This is Ultimate 0.1.25-34f2e62 [2020-07-01 11:46:52,114 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-01 11:46:52,116 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-01 11:46:52,127 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-01 11:46:52,127 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-01 11:46:52,128 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-01 11:46:52,130 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-01 11:46:52,131 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-01 11:46:52,133 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-01 11:46:52,133 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-01 11:46:52,134 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-01 11:46:52,135 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-01 11:46:52,135 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-01 11:46:52,136 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-01 11:46:52,137 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-01 11:46:52,138 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-01 11:46:52,139 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-01 11:46:52,140 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-01 11:46:52,142 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-01 11:46:52,144 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-01 11:46:52,145 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-01 11:46:52,146 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-01 11:46:52,147 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-01 11:46:52,148 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-01 11:46:52,150 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-01 11:46:52,151 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-01 11:46:52,151 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-01 11:46:52,152 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-01 11:46:52,152 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-01 11:46:52,153 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-01 11:46:52,153 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-01 11:46:52,154 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-01 11:46:52,155 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-01 11:46:52,155 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-01 11:46:52,156 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-01 11:46:52,157 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-01 11:46:52,157 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-01 11:46:52,157 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-01 11:46:52,158 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-01 11:46:52,158 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-01 11:46:52,159 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-01 11:46:52,160 INFO L101 SettingsManager]: Beginning loading settings from /export/starexec/sandbox2/solver/bin/./../termcomp2017.epf [2020-07-01 11:46:52,174 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-01 11:46:52,175 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-01 11:46:52,176 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-01 11:46:52,176 INFO L138 SettingsManager]: * Rewrite not-equals=true [2020-07-01 11:46:52,176 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-01 11:46:52,176 INFO L138 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE [2020-07-01 11:46:52,177 INFO L138 SettingsManager]: * Use SBE=true [2020-07-01 11:46:52,177 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-07-01 11:46:52,177 INFO L138 SettingsManager]: * Use old map elimination=false [2020-07-01 11:46:52,177 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-07-01 11:46:52,177 INFO L138 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION [2020-07-01 11:46:52,178 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-07-01 11:46:52,178 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-07-01 11:46:52,178 INFO L138 SettingsManager]: * Construct termination proof for TermComp=true [2020-07-01 11:46:52,178 INFO L138 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:46:52,178 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-01 11:46:52,178 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-07-01 11:46:52,179 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-01 11:46:52,179 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-01 11:46:52,179 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-07-01 11:46:52,179 INFO L138 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE [2020-07-01 11:46:52,179 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-01 11:46:52,180 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-01 11:46:52,180 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-07-01 11:46:52,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 [2020-07-01 11:46:52,180 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-01 11:46:52,180 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-01 11:46:52,180 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-01 11:46:52,181 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-01 11:46:52,342 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-01 11:46:52,355 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-01 11:46:52,358 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-01 11:46:52,360 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-01 11:46:52,360 INFO L275 PluginConnector]: CDTParser initialized [2020-07-01 11:46:52,361 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox2/benchmark/theBenchmark.c [2020-07-01 11:46:52,427 INFO L220 CDTParser]: Created temporary CDT project at /export/starexec/sandbox2/tmp/BenchExec_run_0l6RDQ/tmp/4e235ddccc484e46854f2ef5db9c6ccc/FLAG6c2cfba41 [2020-07-01 11:46:52,751 INFO L306 CDTParser]: Found 1 translation units. [2020-07-01 11:46:52,752 INFO L160 CDTParser]: Scanning /export/starexec/sandbox2/benchmark/theBenchmark.c [2020-07-01 11:46:52,758 INFO L349 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox2/tmp/BenchExec_run_0l6RDQ/tmp/4e235ddccc484e46854f2ef5db9c6ccc/FLAG6c2cfba41 [2020-07-01 11:46:53,176 INFO L357 CDTParser]: Successfully deleted /export/starexec/sandbox2/tmp/BenchExec_run_0l6RDQ/tmp/4e235ddccc484e46854f2ef5db9c6ccc [2020-07-01 11:46:53,187 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-01 11:46:53,188 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. [2020-07-01 11:46:53,189 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-01 11:46:53,190 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-01 11:46:53,193 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-01 11:46:53,194 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.07 11:46:53" (1/1) ... [2020-07-01 11:46:53,197 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a165e30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:46:53, skipping insertion in model container [2020-07-01 11:46:53,197 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.07 11:46:53" (1/1) ... [2020-07-01 11:46:53,205 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-01 11:46:53,222 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-01 11:46:53,453 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-01 11:46:53,457 INFO L203 MainTranslator]: Completed pre-run [2020-07-01 11:46:53,473 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-01 11:46:53,487 INFO L208 MainTranslator]: Completed translation [2020-07-01 11:46:53,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:46:53 WrapperNode [2020-07-01 11:46:53,488 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-01 11:46:53,488 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-01 11:46:53,489 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-01 11:46:53,489 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-01 11:46:53,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:46:53" (1/1) ... [2020-07-01 11:46:53,504 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:46:53" (1/1) ... [2020-07-01 11:46:53,524 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-01 11:46:53,524 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-01 11:46:53,524 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-01 11:46:53,524 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-01 11:46:53,534 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:46:53" (1/1) ... [2020-07-01 11:46:53,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:46:53" (1/1) ... [2020-07-01 11:46:53,535 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:46:53" (1/1) ... [2020-07-01 11:46:53,535 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:46:53" (1/1) ... [2020-07-01 11:46:53,537 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:46:53" (1/1) ... [2020-07-01 11:46:53,542 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:46:53" (1/1) ... [2020-07-01 11:46:53,543 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:46:53" (1/1) ... [2020-07-01 11:46:53,544 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-01 11:46:53,544 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-01 11:46:53,545 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-01 11:46:53,545 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-01 11:46:53,546 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:46:53" (1/1) ... No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 [2020-07-01 11:46:53,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-01 11:46:53,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-01 11:46:53,760 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-01 11:46:53,760 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-01 11:46:53,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 11:46:53 BoogieIcfgContainer [2020-07-01 11:46:53,764 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-01 11:46:53,764 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- [2020-07-01 11:46:53,764 INFO L271 PluginConnector]: Initializing BlockEncodingV2... [2020-07-01 11:46:53,767 INFO L275 PluginConnector]: BlockEncodingV2 initialized [2020-07-01 11:46:53,767 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 11:46:53" (1/1) ... [2020-07-01 11:46:53,779 INFO L313 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2020-07-01 11:46:53,781 INFO L258 BlockEncoder]: Using Remove infeasible edges [2020-07-01 11:46:53,781 INFO L263 BlockEncoder]: Using Maximize final states [2020-07-01 11:46:53,782 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false [2020-07-01 11:46:53,782 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE [2020-07-01 11:46:53,784 INFO L296 BlockEncoder]: Using Remove sink states [2020-07-01 11:46:53,785 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true [2020-07-01 11:46:53,785 INFO L179 BlockEncoder]: Using Rewrite not-equals [2020-07-01 11:46:53,797 INFO L185 BlockEncoder]: Using Use SBE [2020-07-01 11:46:53,804 INFO L200 BlockEncoder]: SBE split 0 edges [2020-07-01 11:46:53,810 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility [2020-07-01 11:46:53,812 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-07-01 11:46:53,827 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2020-07-01 11:46:53,829 INFO L70 RemoveSinkStates]: Removed 1 edges and 1 locations by removing sink states [2020-07-01 11:46:53,830 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility [2020-07-01 11:46:53,831 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-07-01 11:46:53,831 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2020-07-01 11:46:53,831 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states [2020-07-01 11:46:53,831 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 2 edges [2020-07-01 11:46:53,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 01.07 11:46:53 BasicIcfg [2020-07-01 11:46:53,832 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- [2020-07-01 11:46:53,833 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-01 11:46:53,833 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-01 11:46:53,837 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-01 11:46:53,837 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.07 11:46:53" (1/4) ... [2020-07-01 11:46:53,838 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53e0405a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 11:46:53, skipping insertion in model container [2020-07-01 11:46:53,838 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:46:53" (2/4) ... [2020-07-01 11:46:53,838 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53e0405a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 11:46:53, skipping insertion in model container [2020-07-01 11:46:53,838 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 11:46:53" (3/4) ... [2020-07-01 11:46:53,839 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53e0405a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 11:46:53, skipping insertion in model container [2020-07-01 11:46:53,839 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 01.07 11:46:53" (4/4) ... [2020-07-01 11:46:53,840 INFO L109 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-07-01 11:46:53,851 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2020-07-01 11:46:53,858 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2020-07-01 11:46:53,872 INFO L251 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2020-07-01 11:46:53,894 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-01 11:46:53,895 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-01 11:46:53,895 INFO L377 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2020-07-01 11:46:53,895 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-01 11:46:53,895 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-01 11:46:53,895 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-01 11:46:53,895 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-01 11:46:53,895 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-01 11:46:53,909 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. [2020-07-01 11:46:53,914 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-01 11:46:53,917 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. [2020-07-01 11:46:53,968 INFO L268 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-07-01 11:46:53,968 INFO L271 CegarLoopResult]: At program point L26-2(lines 26 30) the Hoare annotation is: true [2020-07-01 11:46:53,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 11:46:53 BasicIcfg [2020-07-01 11:46:53,977 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-01 11:46:53,977 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-07-01 11:46:53,977 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-07-01 11:46:53,981 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-07-01 11:46:53,981 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 11:46:53,982 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 01.07 11:46:53" (1/5) ... [2020-07-01 11:46:53,982 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@42e3829f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.07 11:46:53, skipping insertion in model container [2020-07-01 11:46:53,982 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 11:46:53,982 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:46:53" (2/5) ... [2020-07-01 11:46:53,983 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@42e3829f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.07 11:46:53, skipping insertion in model container [2020-07-01 11:46:53,983 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 11:46:53,983 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 11:46:53" (3/5) ... [2020-07-01 11:46:53,984 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@42e3829f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.07 11:46:53, skipping insertion in model container [2020-07-01 11:46:53,984 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 11:46:53,984 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 01.07 11:46:53" (4/5) ... [2020-07-01 11:46:53,984 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@42e3829f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.07 11:46:53, skipping insertion in model container [2020-07-01 11:46:53,984 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 11:46:53,985 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 11:46:53" (5/5) ... [2020-07-01 11:46:53,986 INFO L371 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-07-01 11:46:54,014 INFO L356 BuchiCegarLoop]: Interprodecural is true [2020-07-01 11:46:54,014 INFO L357 BuchiCegarLoop]: Hoare is true [2020-07-01 11:46:54,015 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-07-01 11:46:54,015 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-01 11:46:54,015 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-01 11:46:54,015 INFO L361 BuchiCegarLoop]: Difference is false [2020-07-01 11:46:54,015 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-01 11:46:54,015 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-07-01 11:46:54,019 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. [2020-07-01 11:46:54,037 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-07-01 11:46:54,037 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-01 11:46:54,037 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-01 11:46:54,043 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2020-07-01 11:46:54,043 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-07-01 11:46:54,043 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2020-07-01 11:46:54,043 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. [2020-07-01 11:46:54,044 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-07-01 11:46:54,044 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-01 11:46:54,044 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-01 11:46:54,044 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2020-07-01 11:46:54,044 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-07-01 11:46:54,049 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [19] ULTIMATE.startENTRY-->L26-2: Formula: (and (= v_ULTIMATE.start_main_~y~0_1 |v_ULTIMATE.start_main_#t~nondet1_4|) (= v_ULTIMATE.start_main_~x~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_1, ULTIMATE.start_main_~oldx~0=v_ULTIMATE.start_main_~oldx~0_1, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1} AuxVars[|v_ULTIMATE.start_main_#t~nondet1_4|, |v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#res, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~oldx~0, ULTIMATE.start_main_~x~0] 4#L26-2true [2020-07-01 11:46:54,050 INFO L796 eck$LassoCheckResult]: Loop: 4#L26-2true [23] L26-2-->L26-2: Formula: (and (< (* 5 v_ULTIMATE.start_main_~y~0_8) (* 4 v_ULTIMATE.start_main_~x~0_8)) (= v_ULTIMATE.start_main_~y~0_7 (* v_ULTIMATE.start_main_~oldx~0_4 4)) (= v_ULTIMATE.start_main_~oldx~0_4 v_ULTIMATE.start_main_~x~0_8) (= v_ULTIMATE.start_main_~x~0_7 (+ (* v_ULTIMATE.start_main_~oldx~0_4 2) (* v_ULTIMATE.start_main_~y~0_8 4)))) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_8, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_7, ULTIMATE.start_main_~oldx~0=v_ULTIMATE.start_main_~oldx~0_4, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~oldx~0, ULTIMATE.start_main_~x~0] 4#L26-2true [2020-07-01 11:46:54,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 11:46:54,057 INFO L82 PathProgramCache]: Analyzing trace with hash 50, now seen corresponding path program 1 times [2020-07-01 11:46:54,066 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 11:46:54,066 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1120479017] [2020-07-01 11:46:54,066 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 11:46:54,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:46:54,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:46:54,140 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 11:46:54,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 11:46:54,142 INFO L82 PathProgramCache]: Analyzing trace with hash 54, now seen corresponding path program 1 times [2020-07-01 11:46:54,142 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 11:46:54,142 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [957099485] [2020-07-01 11:46:54,142 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 11:46:54,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:46:54,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:46:54,167 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 11:46:54,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 11:46:54,168 INFO L82 PathProgramCache]: Analyzing trace with hash 1573, now seen corresponding path program 1 times [2020-07-01 11:46:54,169 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 11:46:54,169 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2110154993] [2020-07-01 11:46:54,169 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 11:46:54,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:46:54,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:46:54,188 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 11:46:54,237 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 11:46:54,237 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 11:46:54,238 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 11:46:54,238 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 11:46:54,238 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-07-01 11:46:54,238 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:46:54,238 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 11:46:54,238 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 11:46:54,239 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop [2020-07-01 11:46:54,239 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 11:46:54,239 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 11:46:54,259 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:46:54,269 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:46:54,274 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:46:54,389 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 11:46:54,389 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:46:54,397 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 11:46:54,397 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 11:46:54,409 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 11:46:54,409 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/sandbox2/solver/bin/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:46:54,444 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 11:46:54,444 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 11:46:54,449 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 11:46:54,450 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/sandbox2/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 11:46:54,485 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 11:46:54,485 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox2/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 11:46:54,531 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-07-01 11:46:54,531 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 11:47:06,569 INFO L442 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2020-07-01 11:47:06,573 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 11:47:06,573 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 11:47:06,573 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 11:47:06,573 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 11:47:06,574 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-07-01 11:47:06,574 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:06,574 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 11:47:06,574 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 11:47:06,574 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop [2020-07-01 11:47:06,574 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 11:47:06,574 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 11:47:06,576 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:47:06,581 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:47:06,585 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:47:06,661 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 11:47:06,666 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:06,672 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:06,674 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:47:06,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:06,675 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:06,675 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:47:06,680 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:47:06,681 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 11:47:06,686 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:06,721 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:06,723 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:47:06,724 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:06,724 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:06,724 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:47:06,728 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:47:06,728 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 11:47:06,733 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/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 11:47:06,767 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:06,769 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:47:06,769 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:47:06,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:06,770 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:06,770 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:47:06,773 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 11:47:06,773 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:47:06,777 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:47:06,807 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /export/starexec/sandbox2/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 11:47:06,813 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:06,816 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:47:06,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:06,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:06,816 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:47:06,821 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 11:47:06,822 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 11:47:06,828 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/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 11:47:06,862 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:06,865 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:47:06,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:06,865 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:06,865 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:47:06,870 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 11:47:06,870 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 11:47:06,876 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/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 11:47:06,910 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:06,913 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:47:06,913 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:47:06,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:06,914 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:06,914 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:47:06,917 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:47:06,917 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:47:06,922 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:47:06,952 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /export/starexec/sandbox2/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 11:47:06,956 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:06,959 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:47:06,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:06,959 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:06,959 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:47:06,965 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:47:06,965 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:47:06,972 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:07,008 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:07,011 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:47:07,011 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:07,011 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:07,011 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:47:07,017 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:47:07,017 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:47:07,024 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:07,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:07,061 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:47:07,061 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:47:07,061 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:07,061 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:07,062 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:47:07,065 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:47:07,065 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:47:07,071 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:47:07,101 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:07,106 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:07,108 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:47:07,108 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:07,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:07,109 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:47:07,115 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 11:47:07,115 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 11:47:07,123 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:07,157 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:07,160 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:47:07,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:07,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:07,160 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:47:07,166 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 11:47:07,166 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 11:47:07,174 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:07,207 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:07,210 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:47:07,210 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:47:07,211 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:07,211 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:07,211 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:47:07,215 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:47:07,215 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:47:07,223 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:47:07,253 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /export/starexec/sandbox2/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 11:47:07,257 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 11:47:07,260 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:47:07,260 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:47:07,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:07,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:07,260 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:47:07,265 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 11:47:07,265 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 11:47:07,272 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/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 11:47:07,306 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:07,308 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:47:07,308 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:47:07,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:07,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:07,308 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:47:07,313 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 11:47:07,313 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 11:47:07,320 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/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 11:47:07,353 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:07,356 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:47:07,356 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:47:07,356 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:47:07,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:07,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:07,357 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:47:07,361 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:47:07,361 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:47:07,543 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:47:07,573 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /export/starexec/sandbox2/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 11:47:07,578 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:07,580 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:47:07,580 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:47:07,581 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:07,581 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:07,581 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:47:07,585 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:47:07,585 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:47:07,594 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:07,628 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:07,630 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:47:07,630 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:47:07,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:07,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:07,631 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:47:07,635 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:47:07,635 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:47:07,645 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:07,678 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 11:47:07,682 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:47:07,682 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:47:07,682 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:47:07,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:07,682 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:07,682 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:47:07,689 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:47:07,689 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:47:19,734 INFO L520 LassoAnalysis]: Proving termination failed: SMT Solver returned 'unknown'. [2020-07-01 11:47:19,737 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:19,741 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:19,744 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:47:19,744 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:47:19,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:19,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:19,745 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:47:19,749 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 11:47:19,749 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 11:47:19,761 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:19,794 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:19,796 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:47:19,797 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:47:19,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:19,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:19,797 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:47:19,802 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 11:47:19,802 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 11:47:19,814 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:19,848 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:19,852 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:47:19,852 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:47:19,853 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:47:19,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:19,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:19,853 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:47:19,863 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:47:19,863 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:47:31,920 INFO L520 LassoAnalysis]: Proving termination failed: SMT Solver returned 'unknown'. [2020-07-01 11:47:31,923 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:31,927 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:31,929 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:47:31,929 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:47:31,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:31,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:31,930 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:47:31,934 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:47:31,934 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:47:31,941 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:31,977 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:31,979 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:47:31,979 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:47:31,979 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:31,979 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:31,980 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:47:31,983 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:47:31,984 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:47:31,992 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:32,026 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:32,028 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:47:32,028 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:47:32,029 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:47:32,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:32,029 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:32,029 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:47:32,032 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:47:32,032 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:47:32,060 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:47:32,090 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:32,112 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:32,118 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:47:32,118 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:47:32,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:32,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:32,119 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:47:32,124 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 11:47:32,124 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 11:47:32,134 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:32,167 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:32,169 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:47:32,170 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:47:32,170 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:32,170 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:32,170 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:47:32,175 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 11:47:32,175 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 11:47:32,185 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:32,218 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 11:47:32,220 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:47:32,221 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:47:32,221 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:47:32,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:32,221 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:32,221 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:47:32,227 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:47:32,227 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:47:32,495 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:47:32,539 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 11:47:32,540 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 11:47:32,540 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 11:47:32,540 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 11:47:32,540 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-07-01 11:47:32,540 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:47:32,540 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 11:47:32,540 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 11:47:32,540 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-07-01 11:47:32,541 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 11:47:32,541 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 11:47:32,543 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:47:32,546 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:47:32,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:47:32,553 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:47:32,556 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:47:32,560 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:47:32,636 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 11:47:32,637 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 33 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 33 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:47:32,640 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 11:47:32,641 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 11:47:32,645 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 11:47:32,645 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/sandbox2/solver/bin/z3 Starting monitored process 34 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 34 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:47:32,678 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 11:47:32,678 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 11:47:32,682 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 11:47:32,682 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/sandbox2/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 11:47:32,714 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 11:47:32,714 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 11:47:32,717 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 11:47:32,717 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/sandbox2/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 11:47:32,750 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 11:47:32,750 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 11:47:32,754 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 11:47:32,754 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox2/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 11:47:32,787 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 11:47:32,787 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 11:47:32,791 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 11:47:32,792 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox2/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 11:47:32,824 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 11:47:32,825 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox2/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 11:47:32,867 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-07-01 11:47:32,867 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 11:47:44,880 INFO L442 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2020-07-01 11:47:44,884 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 11:47:44,884 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 11:47:44,884 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 11:47:44,884 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 11:47:44,884 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-07-01 11:47:44,884 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:44,884 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 11:47:44,885 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 11:47:44,885 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-07-01 11:47:44,885 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 11:47:44,885 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 11:47:44,887 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:47:44,891 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:47:44,893 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:47:44,897 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:47:44,900 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:47:44,911 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:47:44,976 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 11:47:44,976 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /export/starexec/sandbox2/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 11:47:44,980 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:44,982 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:47:44,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:44,982 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:44,982 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:47:44,984 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:47:44,984 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 11:47:44,988 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/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 11:47:45,021 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 11:47:45,023 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:47:45,023 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:47:45,023 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:45,023 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:45,023 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:47:45,024 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 11:47:45,024 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:47:45,026 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/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 11:47:45,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:45,060 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:47:45,061 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:47:45,061 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:45,061 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:45,061 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:47:45,062 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 11:47:45,062 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:47:45,063 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/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 11:47:45,096 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:45,098 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:47:45,099 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:47:45,099 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:45,099 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:45,099 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:47:45,100 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 11:47:45,100 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:47:45,101 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/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 11:47:45,134 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:45,136 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:47:45,136 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:47:45,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:45,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:45,136 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:47:45,138 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 11:47:45,138 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:47:45,141 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/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 11:47:45,174 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:45,176 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:47:45,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:45,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:45,176 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:47:45,178 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:47:45,178 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 11:47:45,182 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:47:45,211 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:45,216 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:45,218 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:47:45,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:45,218 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:45,218 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:47:45,220 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 11:47:45,220 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 11:47:45,225 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:45,257 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 11:47:45,260 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:47:45,260 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:47:45,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:45,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:45,260 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:47:45,261 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:47:45,261 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:47:45,263 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:45,295 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:45,297 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:47:45,297 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:47:45,297 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:45,297 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:45,297 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:47:45,298 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:47:45,298 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:47:45,300 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:45,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:45,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:47:45,334 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:47:45,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:45,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:45,335 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:47:45,335 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:47:45,335 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:47:45,337 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:45,369 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:45,371 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:47:45,371 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:47:45,371 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:45,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:45,372 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:47:45,373 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:47:45,373 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:47:45,378 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:45,410 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:45,412 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:47:45,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:45,412 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:45,412 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:47:45,414 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 11:47:45,414 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 11:47:45,419 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:47:45,448 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:45,452 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:45,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:47:45,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:45,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:45,454 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:47:45,457 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:47:45,457 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:47:45,462 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:45,495 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:45,497 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:47:45,497 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:47:45,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:45,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:45,498 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:47:45,498 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:47:45,498 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:47:45,501 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:45,533 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:45,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:47:45,535 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:47:45,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:45,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:45,535 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:47:45,536 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:47:45,536 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:47:45,538 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:45,570 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:45,573 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:47:45,573 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:47:45,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:45,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:45,573 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:47:45,574 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:47:45,574 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:47:45,576 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:45,609 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:45,612 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:47:45,612 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:47:45,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:45,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:45,612 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:47:45,615 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:47:45,615 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:47:45,621 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:45,653 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:45,655 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:47:45,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:45,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:45,656 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:47:45,658 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:47:45,659 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:47:45,665 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:47:45,694 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:45,698 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 11:47:45,701 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:47:45,701 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:45,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:45,701 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:47:45,705 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 11:47:45,705 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 11:47:45,712 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:45,745 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 11:47:45,748 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:47:45,748 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:47:45,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:45,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:45,748 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:47:45,749 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:47:45,749 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:47:45,752 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:45,784 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:45,787 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:47:45,787 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:47:45,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:45,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:45,787 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:47:45,788 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:47:45,788 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:47:45,790 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:45,822 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:45,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:47:45,825 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:47:45,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:45,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:45,825 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:47:45,826 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:47:45,826 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:47:45,829 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:45,861 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 11:47:45,863 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:47:45,863 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:47:45,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:45,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:45,864 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:47:45,866 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:47:45,866 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:47:45,873 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:45,906 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:45,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:47:45,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:45,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:45,908 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:47:45,911 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 11:47:45,911 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 11:47:45,918 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:47:45,947 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:45,951 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:45,953 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:47:45,953 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:47:45,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:45,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:45,953 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:47:45,955 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 11:47:45,955 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 11:47:45,962 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:45,994 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:45,996 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:47:45,996 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:47:45,996 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:47:45,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:45,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:45,997 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:47:45,997 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:47:45,997 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:47:46,000 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:46,033 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:46,035 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:47:46,035 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:47:46,035 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:47:46,035 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:46,035 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:46,036 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:47:46,036 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:47:46,036 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:47:46,039 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:46,072 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:46,074 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:47:46,074 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:47:46,075 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:47:46,075 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:46,075 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:46,075 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:47:46,076 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:47:46,076 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:47:46,078 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:46,110 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 11:47:46,113 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:47:46,113 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:47:46,113 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:47:46,113 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:46,113 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:46,114 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:47:46,116 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:47:46,116 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:47:46,338 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:46,370 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:46,374 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:47:46,374 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:47:46,374 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:46,374 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:46,374 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:47:46,377 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 11:47:46,377 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 11:47:46,383 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:47:46,412 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:46,416 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 11:47:46,418 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:47:46,419 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:47:46,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:46,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:46,419 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:47:46,422 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:47:46,422 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:47:46,431 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:46,463 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:46,465 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:47:46,466 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:47:46,466 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:47:46,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:46,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:46,466 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:47:46,467 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:47:46,467 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:47:46,471 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:46,503 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:46,506 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:47:46,506 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:47:46,506 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:47:46,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:46,506 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:46,507 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:47:46,507 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:47:46,507 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:47:46,511 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:46,543 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 11:47:46,545 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:47:46,545 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:47:46,546 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:47:46,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:46,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:46,546 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:47:46,547 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:47:46,547 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:47:46,550 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:46,583 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:46,585 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:47:46,586 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:47:46,586 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:47:46,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:46,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:46,586 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:47:46,590 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:47:46,590 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:47:58,637 INFO L520 LassoAnalysis]: Proving termination failed: SMT Solver returned 'unknown'. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:58,643 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:58,645 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:47:58,645 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:47:58,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:58,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:58,646 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:47:58,648 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:47:58,649 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:47:58,657 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:47:58,686 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:58,690 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:58,693 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:47:58,693 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:47:58,694 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:58,694 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:58,694 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:47:58,698 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 11:47:58,698 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 11:47:58,709 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:58,743 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:58,745 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:47:58,745 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:47:58,745 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:47:58,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:58,746 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:58,746 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:47:58,747 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:47:58,747 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:47:58,752 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:58,784 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:58,786 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:47:58,787 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:47:58,787 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:47:58,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:58,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:58,787 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:47:58,788 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:47:58,788 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:47:58,793 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:58,826 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:58,828 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:47:58,828 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:47:58,828 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:47:58,829 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:58,829 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:58,829 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:47:58,830 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:47:58,830 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:47:58,835 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:47:58,869 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:47:58,872 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:47:58,873 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:47:58,873 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:47:58,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:47:58,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:47:58,873 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:47:58,881 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:47:58,881 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:48:10,935 INFO L520 LassoAnalysis]: Proving termination failed: SMT Solver returned 'unknown'. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:48:10,942 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:48:10,944 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:48:10,945 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:48:10,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:10,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:10,945 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:48:10,949 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 11:48:10,949 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 11:48:10,962 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:48:10,992 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:48:10,996 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:48:10,998 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:48:10,998 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:48:10,999 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:10,999 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:10,999 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:48:11,001 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:48:11,001 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:48:11,008 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:48:11,041 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:48:11,043 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:48:11,044 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:48:11,044 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:48:11,044 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:11,044 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:11,044 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:48:11,045 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:48:11,045 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:48:11,048 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:48:11,107 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:48:11,111 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:48:11,111 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:48:11,111 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:48:11,111 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:11,111 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:11,111 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:48:11,113 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:48:11,113 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:48:11,116 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:48:11,149 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:48:11,152 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:48:11,152 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:48:11,152 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:48:11,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:11,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:11,152 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:48:11,153 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:48:11,153 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:48:11,156 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:48:11,191 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:48:11,193 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:48:11,193 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:48:11,193 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:48:11,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:11,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:11,194 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:48:11,196 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:48:11,197 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:48:11,215 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:48:11,248 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:48:11,250 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:48:11,250 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:48:11,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:11,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:11,251 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:48:11,253 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:48:11,253 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:48:11,260 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:48:11,289 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:48:11,292 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:48:11,295 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:48:11,295 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:48:11,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:11,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:11,295 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:48:11,299 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 11:48:11,299 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 11:48:11,307 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:48:11,340 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:48:11,342 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:48:11,342 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:48:11,343 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:48:11,343 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:11,343 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:11,343 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:48:11,344 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:48:11,344 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:48:11,347 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:48:11,380 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:48:11,383 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:48:11,383 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:48:11,383 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:48:11,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:11,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:11,383 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:48:11,384 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:48:11,384 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:48:11,388 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:48:11,422 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:48:11,425 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:48:11,425 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:48:11,425 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:48:11,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:11,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:11,426 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:48:11,427 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:48:11,427 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:48:11,431 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:48:11,465 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:48:11,467 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:48:11,468 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:48:11,468 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:48:11,468 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:11,468 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:11,468 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:48:11,473 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:48:11,474 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:48:11,703 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:48:11,736 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 11:48:11,739 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:48:11,739 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:48:11,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:11,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:11,739 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:48:11,744 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 11:48:11,745 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 11:48:11,753 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:48:11,783 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2020-07-01 11:48:11,783 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [19] ULTIMATE.startENTRY-->L26-2: Formula: (and (= v_ULTIMATE.start_main_~y~0_1 |v_ULTIMATE.start_main_#t~nondet1_4|) (= v_ULTIMATE.start_main_~x~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_1, ULTIMATE.start_main_~oldx~0=v_ULTIMATE.start_main_~oldx~0_1, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1} AuxVars[|v_ULTIMATE.start_main_#t~nondet1_4|, |v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#res, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~oldx~0, ULTIMATE.start_main_~x~0] 4#L26-2true [23] L26-2-->L26-2: Formula: (and (< (* 5 v_ULTIMATE.start_main_~y~0_8) (* 4 v_ULTIMATE.start_main_~x~0_8)) (= v_ULTIMATE.start_main_~y~0_7 (* v_ULTIMATE.start_main_~oldx~0_4 4)) (= v_ULTIMATE.start_main_~oldx~0_4 v_ULTIMATE.start_main_~x~0_8) (= v_ULTIMATE.start_main_~x~0_7 (+ (* v_ULTIMATE.start_main_~oldx~0_4 2) (* v_ULTIMATE.start_main_~y~0_8 4)))) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_8, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_7, ULTIMATE.start_main_~oldx~0=v_ULTIMATE.start_main_~oldx~0_4, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~oldx~0, ULTIMATE.start_main_~x~0] 4#L26-2true [2020-07-01 11:48:11,784 INFO L796 eck$LassoCheckResult]: Loop: 4#L26-2true [23] L26-2-->L26-2: Formula: (and (< (* 5 v_ULTIMATE.start_main_~y~0_8) (* 4 v_ULTIMATE.start_main_~x~0_8)) (= v_ULTIMATE.start_main_~y~0_7 (* v_ULTIMATE.start_main_~oldx~0_4 4)) (= v_ULTIMATE.start_main_~oldx~0_4 v_ULTIMATE.start_main_~x~0_8) (= v_ULTIMATE.start_main_~x~0_7 (+ (* v_ULTIMATE.start_main_~oldx~0_4 2) (* v_ULTIMATE.start_main_~y~0_8 4)))) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_8, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_7, ULTIMATE.start_main_~oldx~0=v_ULTIMATE.start_main_~oldx~0_4, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~oldx~0, ULTIMATE.start_main_~x~0] 4#L26-2true [2020-07-01 11:48:11,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 11:48:11,784 INFO L82 PathProgramCache]: Analyzing trace with hash 1573, now seen corresponding path program 2 times [2020-07-01 11:48:11,784 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 11:48:11,785 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676521846] [2020-07-01 11:48:11,785 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 11:48:11,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:48:11,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:48:11,798 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 11:48:11,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 11:48:11,799 INFO L82 PathProgramCache]: Analyzing trace with hash 54, now seen corresponding path program 2 times [2020-07-01 11:48:11,799 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 11:48:11,799 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [454057179] [2020-07-01 11:48:11,799 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 11:48:11,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:48:11,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:48:11,808 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 11:48:11,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 11:48:11,809 INFO L82 PathProgramCache]: Analyzing trace with hash 48786, now seen corresponding path program 3 times [2020-07-01 11:48:11,809 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 11:48:11,809 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412712007] [2020-07-01 11:48:11,809 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 11:48:11,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:48:11,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:48:11,831 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 11:48:11,855 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 11:48:11,855 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 11:48:11,855 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 11:48:11,855 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 11:48:11,856 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-07-01 11:48:11,856 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:48:11,856 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 11:48:11,856 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 11:48:11,856 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop [2020-07-01 11:48:11,856 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 11:48:11,856 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 11:48:11,858 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:48:11,862 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:48:11,877 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:48:11,933 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 11:48:11,933 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 94 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 94 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:48:11,938 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 11:48:11,938 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 11:48:11,943 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 11:48:11,943 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_5=1} Honda state: {v_rep~unnamed0~0~true_5=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 95 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 95 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:48:11,975 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 11:48:11,975 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 96 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 96 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:48:12,018 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-07-01 11:48:12,018 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 11:48:24,065 INFO L442 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2020-07-01 11:48:24,068 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 11:48:24,068 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 11:48:24,068 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 11:48:24,068 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 11:48:24,069 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-07-01 11:48:24,069 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:48:24,069 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 11:48:24,069 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 11:48:24,069 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop [2020-07-01 11:48:24,069 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 11:48:24,069 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 11:48:24,071 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:48:24,081 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:48:24,084 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:48:24,130 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 11:48:24,130 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:48:24,134 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:48:24,136 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:48:24,137 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:48:24,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:24,137 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:24,137 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:48:24,138 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 11:48:24,138 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:48:24,142 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:48:24,173 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:48:24,175 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:48:24,175 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:24,175 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:24,175 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:48:24,177 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:48:24,177 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 11:48:24,181 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:48:24,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:48:24,214 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:48:24,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:24,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:24,215 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:48:24,216 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:48:24,216 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 11:48:24,220 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:48:24,249 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /export/starexec/sandbox2/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 11:48:24,252 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:48:24,254 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:48:24,254 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:48:24,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:24,254 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:24,255 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:48:24,256 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:48:24,256 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:48:24,260 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/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 11:48:24,293 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:48:24,295 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:48:24,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:24,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:24,295 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:48:24,297 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 11:48:24,297 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 11:48:24,302 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/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 11:48:24,334 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:48:24,336 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:48:24,336 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:24,336 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:24,336 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:48:24,338 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 11:48:24,338 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 11:48:24,342 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:48:24,371 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /export/starexec/sandbox2/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 11:48:24,375 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:48:24,377 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:48:24,377 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:48:24,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:24,378 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:24,378 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:48:24,380 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:48:24,380 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:48:24,386 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/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 11:48:24,419 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:48:24,421 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:48:24,421 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:24,421 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:24,421 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:48:24,424 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:48:24,424 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:48:24,431 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/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 11:48:24,462 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:48:24,464 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:48:24,465 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:24,465 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:24,465 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:48:24,467 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:48:24,467 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:48:24,472 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:48:24,501 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:48:24,504 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:48:24,506 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:48:24,506 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:48:24,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:24,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:24,507 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:48:24,509 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:48:24,509 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:48:24,516 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:48:24,548 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:48:24,550 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:48:24,550 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:24,550 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:24,551 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:48:24,553 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 11:48:24,553 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 11:48:24,560 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:48:24,592 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 11:48:24,594 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:48:24,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:24,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:24,595 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:48:24,597 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 11:48:24,598 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 11:48:24,604 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:48:24,633 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:48:24,636 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:48:24,638 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:48:24,638 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:48:24,638 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:48:24,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:24,639 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:24,639 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:48:24,641 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:48:24,641 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:48:24,854 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:48:24,886 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:48:24,889 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:48:24,889 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:48:24,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:24,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:24,889 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:48:24,891 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 11:48:24,891 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 11:48:24,897 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:48:24,928 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:48:24,930 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:48:24,931 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:48:24,931 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:24,931 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:24,931 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:48:24,933 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 11:48:24,933 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 11:48:24,938 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:48:24,967 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:48:24,970 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:48:24,973 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:48:24,973 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:48:24,973 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:48:24,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:24,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:24,974 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:48:24,977 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:48:24,977 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:48:37,019 INFO L520 LassoAnalysis]: Proving termination failed: SMT Solver returned 'unknown'. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 113 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 113 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:48:37,025 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:48:37,028 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:48:37,028 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:48:37,028 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:37,028 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:37,028 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:48:37,030 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:48:37,030 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:48:37,038 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 114 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 114 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:48:37,070 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:48:37,073 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:48:37,073 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:48:37,073 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:37,073 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:37,073 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:48:37,076 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:48:37,076 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:48:37,083 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:48:37,112 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 115 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 115 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:48:37,115 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:48:37,118 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:48:37,118 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:48:37,118 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:48:37,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:37,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:37,118 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:48:37,124 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:48:37,124 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:48:49,173 INFO L520 LassoAnalysis]: Proving termination failed: SMT Solver returned 'unknown'. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 116 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 116 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:48:49,179 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 11:48:49,181 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:48:49,182 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:48:49,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:49,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:49,182 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:48:49,185 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 11:48:49,185 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 11:48:49,196 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 117 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 117 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:48:49,228 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:48:49,230 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:48:49,230 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:48:49,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:49,231 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:49,231 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:48:49,234 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 11:48:49,234 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 11:48:49,244 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:48:49,273 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 118 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 118 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:48:49,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:48:49,279 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:48:49,279 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:48:49,279 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:48:49,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:49,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:49,280 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:48:49,282 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:48:49,282 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:48:49,305 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 119 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 119 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:48:49,337 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 11:48:49,340 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:48:49,340 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:48:49,340 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:49,340 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:49,340 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:48:49,342 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:48:49,342 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:48:49,348 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 120 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 120 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:48:49,380 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:48:49,383 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:48:49,383 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:48:49,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:49,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:49,383 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:48:49,385 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:48:49,385 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:48:49,392 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:48:49,420 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 121 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 121 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:48:49,424 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:48:49,426 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:48:49,426 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:48:49,426 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:48:49,427 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:49,427 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:49,427 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:48:49,430 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:48:49,431 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:48:49,602 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 122 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 122 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:48:49,635 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 11:48:49,637 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:48:49,637 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:48:49,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:49,637 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:49,637 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:48:49,640 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 11:48:49,641 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 11:48:49,650 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 123 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 123 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:48:49,683 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:48:49,685 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:48:49,685 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:48:49,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:48:49,686 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:48:49,686 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:48:49,689 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 11:48:49,689 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 11:48:49,698 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:48:49,763 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 11:48:49,764 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 11:48:49,764 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 11:48:49,764 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 11:48:49,764 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-07-01 11:48:49,764 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:48:49,764 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 11:48:49,764 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 11:48:49,764 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-07-01 11:48:49,764 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 11:48:49,765 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 11:48:49,766 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:48:49,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:48:49,798 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:48:49,801 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:48:49,803 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:48:49,806 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:48:49,966 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 11:48:49,966 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 124 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 124 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:48:49,969 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 11:48:49,969 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 11:48:49,973 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 11:48:49,974 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_7=0} Honda state: {v_rep~unnamed0~0~false_7=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 125 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 125 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:48:50,006 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 11:48:50,006 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 126 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 126 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:48:50,053 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-07-01 11:48:50,054 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 11:49:02,084 INFO L442 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2020-07-01 11:49:02,087 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 11:49:02,117 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 11:49:02,117 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 11:49:02,117 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 11:49:02,117 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-07-01 11:49:02,117 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:02,117 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 11:49:02,117 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 11:49:02,117 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-07-01 11:49:02,118 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 11:49:02,118 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 11:49:02,119 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 11:49:02,123 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:49:02,127 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:49:02,130 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:49:02,133 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:49:02,153 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 11:49:02,296 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 11:49:02,296 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 127 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 127 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:02,300 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:02,302 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:49:02,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:02,302 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:02,302 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:49:02,303 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:49:02,304 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 11:49:02,307 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 128 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 128 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:02,339 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:02,341 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:49:02,341 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:49:02,341 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:02,341 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:02,341 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:49:02,342 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 11:49:02,342 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:49:02,343 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:02,375 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:02,377 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:49:02,377 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:49:02,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:02,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:02,377 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:49:02,378 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 11:49:02,378 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:49:02,380 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 130 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 130 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:02,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:02,413 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:49:02,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:02,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:02,414 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:49:02,415 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:49:02,415 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 11:49:02,419 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:02,452 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:02,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:49:02,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:02,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:02,454 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:49:02,458 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:49:02,458 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 11:49:02,469 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:02,501 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:02,502 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:49:02,503 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:49:02,503 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:02,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:02,503 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:49:02,503 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 11:49:02,503 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:49:02,505 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:49:02,534 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 133 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 133 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:02,537 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 11:49:02,540 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:49:02,540 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:02,540 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:02,540 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:49:02,542 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 11:49:02,542 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 11:49:02,547 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 134 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 134 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:02,581 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:02,583 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:49:02,583 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:49:02,583 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:02,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:02,583 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:49:02,584 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:49:02,584 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:49:02,586 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 135 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 135 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:02,619 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 11:49:02,621 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:49:02,622 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:49:02,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:02,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:02,622 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:49:02,623 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:49:02,623 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:49:02,625 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 136 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 136 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:02,657 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:02,659 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:49:02,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:02,660 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:02,660 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:49:02,661 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 11:49:02,661 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 11:49:02,666 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 137 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 137 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:02,698 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 11:49:02,700 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:49:02,701 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:02,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:02,701 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:49:02,706 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 11:49:02,706 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 11:49:02,722 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 138 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 138 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:02,754 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:02,756 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:49:02,756 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:49:02,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:02,756 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:02,757 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:49:02,757 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:49:02,757 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:49:02,759 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:49:02,788 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 139 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 139 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:02,791 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:02,793 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:49:02,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:02,793 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:02,793 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:49:02,795 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:49:02,795 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:49:02,801 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 140 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 140 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:02,833 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:02,835 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:49:02,835 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:49:02,835 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:02,835 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:02,835 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:49:02,836 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:49:02,836 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:49:02,838 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 141 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 141 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:02,870 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:02,872 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:49:02,873 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:49:02,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:02,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:02,873 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:49:02,874 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:49:02,874 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:49:02,876 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 142 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 142 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:02,907 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:02,910 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:49:02,910 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:02,910 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:02,910 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:49:02,912 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:49:02,912 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:49:02,918 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 143 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 143 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:02,950 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:02,952 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:49:02,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:02,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:02,953 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:49:02,959 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:49:02,959 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:49:02,983 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 144 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 144 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:03,015 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:03,018 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:49:03,018 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:49:03,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:03,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:03,018 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:49:03,019 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:49:03,019 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:49:03,021 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:49:03,050 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 145 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 145 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:03,053 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:03,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:49:03,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:03,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:03,055 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:49:03,058 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 11:49:03,058 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 11:49:03,064 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 146 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 146 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:03,096 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:03,098 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:49:03,098 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:49:03,099 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:03,099 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:03,099 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:49:03,100 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:49:03,100 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:49:03,102 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 147 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 147 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:03,134 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:03,137 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:49:03,137 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:49:03,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:03,137 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:03,137 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:49:03,138 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:49:03,139 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:49:03,141 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 148 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 148 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:03,173 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:03,175 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:49:03,175 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:03,175 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:03,175 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:49:03,178 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 11:49:03,178 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 11:49:03,184 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 149 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 149 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:03,217 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:03,219 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:49:03,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:03,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:03,220 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:49:03,228 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 11:49:03,228 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 11:49:03,260 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 150 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 150 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:03,293 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:03,295 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:49:03,295 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:49:03,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:03,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:03,295 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:49:03,296 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:49:03,296 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:49:03,298 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:49:03,327 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 151 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 151 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:03,330 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:03,332 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:49:03,332 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:49:03,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:03,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:03,333 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:49:03,334 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 11:49:03,334 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 11:49:03,340 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 152 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 152 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:03,372 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:03,375 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:49:03,375 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:49:03,375 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:49:03,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:03,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:03,375 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:49:03,376 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:49:03,376 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:49:03,379 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 153 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 153 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:03,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:03,413 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:49:03,413 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:49:03,413 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:49:03,413 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:03,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:03,414 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:49:03,414 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:49:03,414 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:49:03,417 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 154 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 154 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:03,449 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:03,451 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:49:03,451 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:49:03,451 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:03,451 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:03,451 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:49:03,453 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 11:49:03,453 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 11:49:03,459 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 155 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 155 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:03,491 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:03,493 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:49:03,493 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:49:03,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:03,494 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:03,494 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:49:03,499 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 11:49:03,500 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 11:49:04,202 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 156 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 156 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:04,235 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:04,237 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:49:04,238 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:49:04,238 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:49:04,238 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:04,238 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:04,238 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:49:04,239 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:49:04,239 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:49:04,241 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:49:04,270 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 157 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 157 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:04,274 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:04,276 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:49:04,276 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:49:04,276 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:04,276 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:04,277 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:49:04,279 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:49:04,279 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:49:04,287 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 158 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 158 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:04,319 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:04,321 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:49:04,321 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:49:04,321 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:49:04,321 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:04,321 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:04,321 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:49:04,322 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:49:04,322 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:49:04,325 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 159 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 159 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:04,357 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:04,360 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:49:04,360 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:49:04,360 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:49:04,360 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:04,360 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:04,361 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:49:04,361 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:49:04,361 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:49:04,365 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 160 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 160 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:04,396 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:04,398 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:49:04,398 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:49:04,398 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:04,399 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:04,399 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:49:04,401 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:49:04,401 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:49:04,409 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 161 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 161 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:04,441 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:04,443 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:49:04,443 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:49:04,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:04,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:04,444 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:49:04,452 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:49:04,452 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:49:16,499 INFO L520 LassoAnalysis]: Proving termination failed: SMT Solver returned 'unknown'. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 162 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 162 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:16,505 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:16,508 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:49:16,508 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:49:16,508 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:49:16,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:16,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:16,508 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:49:16,509 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:49:16,509 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:49:16,513 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:49:16,541 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 163 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 163 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:16,545 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:16,547 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:49:16,547 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:49:16,547 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:16,548 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:16,548 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:49:16,551 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 11:49:16,551 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 11:49:16,561 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 164 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 164 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:16,593 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:16,596 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:49:16,596 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:49:16,596 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:49:16,596 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:16,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:16,597 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:49:16,598 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:49:16,598 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:49:16,602 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 165 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 165 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:16,635 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 11:49:16,637 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:49:16,637 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:49:16,637 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:49:16,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:16,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:16,638 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:49:16,639 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:49:16,639 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:49:16,643 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 166 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 166 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:16,676 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:16,678 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:49:16,678 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:49:16,679 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:16,679 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:16,679 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:49:16,682 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 11:49:16,682 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 11:49:16,693 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 167 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 167 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:16,725 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:16,727 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:49:16,728 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:49:16,728 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:16,728 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:16,728 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:49:16,741 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 11:49:16,741 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 11:49:28,800 INFO L520 LassoAnalysis]: Proving termination failed: SMT Solver returned 'unknown'. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 168 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 168 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:28,806 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 11:49:28,809 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:49:28,809 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:49:28,809 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:49:28,809 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:28,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:28,809 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:49:28,810 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:49:28,810 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:49:28,815 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:49:28,843 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 169 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 169 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:28,847 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:28,849 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:49:28,849 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:49:28,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:28,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:28,849 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:49:28,851 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:49:28,851 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:49:28,858 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 170 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 170 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:28,891 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:28,893 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:49:28,893 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:49:28,893 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:49:28,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:28,893 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:28,893 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:49:28,894 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:49:28,894 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:49:28,897 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 171 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 171 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:28,930 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:28,932 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:49:28,932 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:49:28,932 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:49:28,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:28,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:28,932 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:49:28,933 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:49:28,933 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:49:28,936 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 172 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 172 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:28,968 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:28,970 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:49:28,970 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:49:28,970 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:28,970 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:28,970 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:49:28,972 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:49:28,972 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:49:28,979 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 173 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 173 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:29,011 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:29,014 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:49:29,014 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:49:29,014 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:29,014 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:29,014 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:49:29,021 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:49:29,021 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:49:29,115 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 174 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 174 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:29,149 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:29,151 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:49:29,151 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:49:29,151 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:49:29,151 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:29,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:29,152 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:49:29,152 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:49:29,152 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:49:29,155 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:49:29,184 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 175 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 175 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:29,188 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:29,190 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:49:29,190 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:49:29,191 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:29,191 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:29,191 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:49:29,194 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 11:49:29,194 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 11:49:29,226 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 176 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 176 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:29,259 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:29,261 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:49:29,261 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:49:29,261 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:49:29,261 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:29,261 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:29,262 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:49:29,263 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:49:29,263 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:49:29,266 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 177 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 177 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:29,300 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:29,302 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:49:29,303 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:49:29,303 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:49:29,303 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:29,303 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:29,303 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:49:29,304 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:49:29,304 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:49:29,308 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 178 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 178 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:29,340 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:29,343 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:49:29,343 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:49:29,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:29,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:29,344 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:49:29,347 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 11:49:29,347 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 11:49:29,356 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 179 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 179 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:29,388 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:29,390 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:49:29,390 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:49:29,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:29,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:29,391 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:49:29,401 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 11:49:29,402 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 11:49:30,594 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 180 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 180 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:49:30,627 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 11:49:30,630 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:49:30,630 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:49:30,630 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:49:30,630 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:49:30,630 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:49:30,631 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:49:30,631 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:49:30,631 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:49:30,635 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:49:30,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.07 11:49:30 BasicIcfg [2020-07-01 11:49:30,671 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-07-01 11:49:30,673 INFO L168 Benchmark]: Toolchain (without parser) took 157484.23 ms. Allocated memory was 649.6 MB in the beginning and 813.2 MB in the end (delta: 163.6 MB). Free memory was 561.8 MB in the beginning and 719.0 MB in the end (delta: -157.3 MB). Peak memory consumption was 379.9 MB. Max. memory is 50.3 GB. [2020-07-01 11:49:30,673 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 649.6 MB. Free memory is still 583.4 MB. There was no memory consumed. Max. memory is 50.3 GB. [2020-07-01 11:49:30,674 INFO L168 Benchmark]: CACSL2BoogieTranslator took 298.71 ms. Allocated memory was 649.6 MB in the beginning and 674.8 MB in the end (delta: 25.2 MB). Free memory was 561.8 MB in the beginning and 638.2 MB in the end (delta: -76.4 MB). Peak memory consumption was 28.7 MB. Max. memory is 50.3 GB. [2020-07-01 11:49:30,674 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.47 ms. Allocated memory is still 674.8 MB. Free memory was 638.2 MB in the beginning and 636.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. [2020-07-01 11:49:30,674 INFO L168 Benchmark]: Boogie Preprocessor took 19.81 ms. Allocated memory is still 674.8 MB. Free memory was 636.8 MB in the beginning and 635.5 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. [2020-07-01 11:49:30,674 INFO L168 Benchmark]: RCFGBuilder took 219.53 ms. Allocated memory is still 674.8 MB. Free memory was 635.5 MB in the beginning and 621.2 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 50.3 GB. [2020-07-01 11:49:30,675 INFO L168 Benchmark]: BlockEncodingV2 took 67.81 ms. Allocated memory is still 674.8 MB. Free memory was 621.2 MB in the beginning and 615.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. [2020-07-01 11:49:30,675 INFO L168 Benchmark]: TraceAbstraction took 143.62 ms. Allocated memory is still 674.8 MB. Free memory was 615.8 MB in the beginning and 607.7 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 50.3 GB. [2020-07-01 11:49:30,675 INFO L168 Benchmark]: BuchiAutomizer took 156693.47 ms. Allocated memory was 674.8 MB in the beginning and 813.2 MB in the end (delta: 138.4 MB). Free memory was 607.7 MB in the beginning and 719.0 MB in the end (delta: -111.3 MB). Peak memory consumption was 400.7 MB. Max. memory is 50.3 GB. [2020-07-01 11:49:30,679 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, 2 edges * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 649.6 MB. Free memory is still 583.4 MB. There was no memory consumed. Max. memory is 50.3 GB. * CACSL2BoogieTranslator took 298.71 ms. Allocated memory was 649.6 MB in the beginning and 674.8 MB in the end (delta: 25.2 MB). Free memory was 561.8 MB in the beginning and 638.2 MB in the end (delta: -76.4 MB). Peak memory consumption was 28.7 MB. Max. memory is 50.3 GB. * Boogie Procedure Inliner took 35.47 ms. Allocated memory is still 674.8 MB. Free memory was 638.2 MB in the beginning and 636.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. * Boogie Preprocessor took 19.81 ms. Allocated memory is still 674.8 MB. Free memory was 636.8 MB in the beginning and 635.5 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. * RCFGBuilder took 219.53 ms. Allocated memory is still 674.8 MB. Free memory was 635.5 MB in the beginning and 621.2 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 50.3 GB. * BlockEncodingV2 took 67.81 ms. Allocated memory is still 674.8 MB. Free memory was 621.2 MB in the beginning and 615.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. * TraceAbstraction took 143.62 ms. Allocated memory is still 674.8 MB. Free memory was 615.8 MB in the beginning and 607.7 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 50.3 GB. * BuchiAutomizer took 156693.47 ms. Allocated memory was 674.8 MB in the beginning and 813.2 MB in the end (delta: 138.4 MB). Free memory was 607.7 MB in the beginning and 719.0 MB in the end (delta: -111.3 MB). Peak memory consumption was 400.7 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: 26]: 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 156.6s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 156.6s. 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: inital39 mio100 ax134 hnf100 lsp74 ukn100 mio100 lsp100 div183 bol100 ite100 ukn100 eq157 hnf74 smp98 dnf100 smp100 tf102 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unknown Degree: 3 Time: 12078ms VariablesStem: 6 VariablesLoop: 5 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 5 MotzkinApplications: 15 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 24.1s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "[19] ULTIMATE.startENTRY-->L26-2: Formula: (and (= v_ULTIMATE.start_main_~y~0_1 |v_ULTIMATE.start_main_#t~nondet1_4|) (= v_ULTIMATE.start_main_~x~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_1, ULTIMATE.start_main_~oldx~0=v_ULTIMATE.start_main_~oldx~0_1, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1} AuxVars[|v_ULTIMATE.start_main_#t~nondet1_4|, |v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#res, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~oldx~0, ULTIMATE.start_main_~x~0]" "[23] L26-2-->L26-2: Formula: (and (< (* 5 v_ULTIMATE.start_main_~y~0_8) (* 4 v_ULTIMATE.start_main_~x~0_8)) (= v_ULTIMATE.start_main_~y~0_7 (* v_ULTIMATE.start_main_~oldx~0_4 4)) (= v_ULTIMATE.start_main_~oldx~0_4 v_ULTIMATE.start_main_~x~0_8) (= v_ULTIMATE.start_main_~x~0_7 (+ (* v_ULTIMATE.start_main_~oldx~0_4 2) (* v_ULTIMATE.start_main_~y~0_8 4)))) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_8, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_7, ULTIMATE.start_main_~oldx~0=v_ULTIMATE.start_main_~oldx~0_4, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~oldx~0, ULTIMATE.start_main_~x~0]" Loop: "[23] L26-2-->L26-2: Formula: (and (< (* 5 v_ULTIMATE.start_main_~y~0_8) (* 4 v_ULTIMATE.start_main_~x~0_8)) (= v_ULTIMATE.start_main_~y~0_7 (* v_ULTIMATE.start_main_~oldx~0_4 4)) (= v_ULTIMATE.start_main_~oldx~0_4 v_ULTIMATE.start_main_~x~0_8) (= v_ULTIMATE.start_main_~x~0_7 (+ (* v_ULTIMATE.start_main_~oldx~0_4 2) (* v_ULTIMATE.start_main_~y~0_8 4)))) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_8, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_7, ULTIMATE.start_main_~oldx~0=v_ULTIMATE.start_main_~oldx~0_4, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~oldx~0, ULTIMATE.start_main_~x~0]" RESULT: Ultimate could not prove your program: unable to determine termination !SESSION 2020-07-01 11:46:49.852 ----------------------------------------------- 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/sandbox2/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/sandbox2/tmp/BenchExec_run_0l6RDQ/tmp -i /export/starexec/sandbox2/benchmark/theBenchmark.c !ENTRY org.eclipse.core.resources 2 10035 2020-07-01 11:49:30.911 !MESSAGE The workspace will exit with unsaved changes in this session. Received shutdown request... Ultimate: GTK+ Version Check