/export/starexec/sandbox/solver/bin/starexec_run_default /export/starexec/sandbox/benchmark/theBenchmark.c /export/starexec/sandbox/output/output_files -------------------------------------------------------------------------------- MAYBE Ultimate: Cannot open display: This is Ultimate 0.1.25-34f2e62 [2020-07-01 12:20:07,220 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-01 12:20:07,222 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-01 12:20:07,233 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-01 12:20:07,234 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-01 12:20:07,234 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-01 12:20:07,236 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-01 12:20:07,237 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-01 12:20:07,239 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-01 12:20:07,239 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-01 12:20:07,240 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-01 12:20:07,241 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-01 12:20:07,242 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-01 12:20:07,242 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-01 12:20:07,243 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-01 12:20:07,244 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-01 12:20:07,245 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-01 12:20:07,246 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-01 12:20:07,248 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-01 12:20:07,249 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-01 12:20:07,251 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-01 12:20:07,252 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-01 12:20:07,253 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-01 12:20:07,253 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-01 12:20:07,256 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-01 12:20:07,256 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-01 12:20:07,256 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-01 12:20:07,257 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-01 12:20:07,257 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-01 12:20:07,258 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-01 12:20:07,259 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-01 12:20:07,259 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-01 12:20:07,260 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-01 12:20:07,261 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-01 12:20:07,262 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-01 12:20:07,262 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-01 12:20:07,262 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-01 12:20:07,263 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-01 12:20:07,263 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-01 12:20:07,264 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-01 12:20:07,264 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-01 12:20:07,265 INFO L101 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf [2020-07-01 12:20:07,279 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-01 12:20:07,279 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-01 12:20:07,280 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-01 12:20:07,281 INFO L138 SettingsManager]: * Rewrite not-equals=true [2020-07-01 12:20:07,281 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-01 12:20:07,281 INFO L138 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE [2020-07-01 12:20:07,281 INFO L138 SettingsManager]: * Use SBE=true [2020-07-01 12:20:07,281 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-07-01 12:20:07,281 INFO L138 SettingsManager]: * Use old map elimination=false [2020-07-01 12:20:07,282 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-07-01 12:20:07,282 INFO L138 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION [2020-07-01 12:20:07,282 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-07-01 12:20:07,282 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-07-01 12:20:07,282 INFO L138 SettingsManager]: * Construct termination proof for TermComp=true [2020-07-01 12:20:07,282 INFO L138 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:20:07,283 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-01 12:20:07,283 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-07-01 12:20:07,283 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-01 12:20:07,283 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-01 12:20:07,283 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-07-01 12:20:07,284 INFO L138 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE [2020-07-01 12:20:07,284 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-01 12:20:07,284 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-01 12:20:07,284 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-07-01 12:20:07,284 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 [2020-07-01 12:20:07,285 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-01 12:20:07,285 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-01 12:20:07,285 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-01 12:20:07,285 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-01 12:20:07,448 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-01 12:20:07,462 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-01 12:20:07,465 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-01 12:20:07,467 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-01 12:20:07,467 INFO L275 PluginConnector]: CDTParser initialized [2020-07-01 12:20:07,468 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c [2020-07-01 12:20:07,530 INFO L220 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/BenchExec_run_0uiwcm/tmp/da7ee67b522b468194afbd13a89a1be3/FLAGa16034cc1 [2020-07-01 12:20:07,862 INFO L306 CDTParser]: Found 1 translation units. [2020-07-01 12:20:07,863 INFO L160 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c [2020-07-01 12:20:07,869 INFO L349 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/BenchExec_run_0uiwcm/tmp/da7ee67b522b468194afbd13a89a1be3/FLAGa16034cc1 [2020-07-01 12:20:08,267 INFO L357 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/BenchExec_run_0uiwcm/tmp/da7ee67b522b468194afbd13a89a1be3 [2020-07-01 12:20:08,278 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-01 12:20:08,280 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. [2020-07-01 12:20:08,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-01 12:20:08,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-01 12:20:08,284 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-01 12:20:08,285 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.07 12:20:08" (1/1) ... [2020-07-01 12:20:08,288 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e1c6da3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:20:08, skipping insertion in model container [2020-07-01 12:20:08,289 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.07 12:20:08" (1/1) ... [2020-07-01 12:20:08,296 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-01 12:20:08,313 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-01 12:20:08,534 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-01 12:20:08,538 INFO L203 MainTranslator]: Completed pre-run [2020-07-01 12:20:08,553 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-01 12:20:08,569 INFO L208 MainTranslator]: Completed translation [2020-07-01 12:20:08,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:20:08 WrapperNode [2020-07-01 12:20:08,570 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-01 12:20:08,570 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-01 12:20:08,570 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-01 12:20:08,571 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-01 12:20:08,580 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:20:08" (1/1) ... [2020-07-01 12:20:08,585 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:20:08" (1/1) ... [2020-07-01 12:20:08,604 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-01 12:20:08,605 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-01 12:20:08,605 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-01 12:20:08,605 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-01 12:20:08,615 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:20:08" (1/1) ... [2020-07-01 12:20:08,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:20:08" (1/1) ... [2020-07-01 12:20:08,615 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:20:08" (1/1) ... [2020-07-01 12:20:08,616 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:20:08" (1/1) ... [2020-07-01 12:20:08,617 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:20:08" (1/1) ... [2020-07-01 12:20:08,622 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:20:08" (1/1) ... [2020-07-01 12:20:08,623 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:20:08" (1/1) ... [2020-07-01 12:20:08,624 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-01 12:20:08,624 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-01 12:20:08,624 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-01 12:20:08,624 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-01 12:20:08,625 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:20:08" (1/1) ... No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 [2020-07-01 12:20:08,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-01 12:20:08,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-01 12:20:08,841 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-01 12:20:08,841 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-01 12:20:08,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 12:20:08 BoogieIcfgContainer [2020-07-01 12:20:08,845 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-01 12:20:08,845 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- [2020-07-01 12:20:08,845 INFO L271 PluginConnector]: Initializing BlockEncodingV2... [2020-07-01 12:20:08,848 INFO L275 PluginConnector]: BlockEncodingV2 initialized [2020-07-01 12:20:08,848 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 12:20:08" (1/1) ... [2020-07-01 12:20:08,860 INFO L313 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2020-07-01 12:20:08,862 INFO L258 BlockEncoder]: Using Remove infeasible edges [2020-07-01 12:20:08,862 INFO L263 BlockEncoder]: Using Maximize final states [2020-07-01 12:20:08,863 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false [2020-07-01 12:20:08,863 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE [2020-07-01 12:20:08,865 INFO L296 BlockEncoder]: Using Remove sink states [2020-07-01 12:20:08,866 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true [2020-07-01 12:20:08,866 INFO L179 BlockEncoder]: Using Rewrite not-equals [2020-07-01 12:20:08,878 INFO L185 BlockEncoder]: Using Use SBE [2020-07-01 12:20:08,885 INFO L200 BlockEncoder]: SBE split 0 edges [2020-07-01 12:20:08,890 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility [2020-07-01 12:20:08,892 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-07-01 12:20:08,906 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2020-07-01 12:20:08,908 INFO L70 RemoveSinkStates]: Removed 1 edges and 1 locations by removing sink states [2020-07-01 12:20:08,909 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility [2020-07-01 12:20:08,909 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-07-01 12:20:08,909 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2020-07-01 12:20:08,910 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states [2020-07-01 12:20:08,910 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 2 edges [2020-07-01 12:20:08,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 01.07 12:20:08 BasicIcfg [2020-07-01 12:20:08,911 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- [2020-07-01 12:20:08,912 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-01 12:20:08,912 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-01 12:20:08,915 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-01 12:20:08,915 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.07 12:20:08" (1/4) ... [2020-07-01 12:20:08,916 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d8a6cfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 12:20:08, skipping insertion in model container [2020-07-01 12:20:08,916 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:20:08" (2/4) ... [2020-07-01 12:20:08,917 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d8a6cfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 12:20:08, skipping insertion in model container [2020-07-01 12:20:08,917 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 12:20:08" (3/4) ... [2020-07-01 12:20:08,917 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d8a6cfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 12:20:08, skipping insertion in model container [2020-07-01 12:20:08,918 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 01.07 12:20:08" (4/4) ... [2020-07-01 12:20:08,919 INFO L109 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-07-01 12:20:08,929 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2020-07-01 12:20:08,936 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2020-07-01 12:20:08,951 INFO L251 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2020-07-01 12:20:08,973 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-01 12:20:08,974 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-01 12:20:08,974 INFO L377 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2020-07-01 12:20:08,974 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-01 12:20:08,974 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-01 12:20:08,974 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-01 12:20:08,975 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-01 12:20:08,975 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-01 12:20:08,988 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. [2020-07-01 12:20:08,994 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-01 12:20:08,996 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. [2020-07-01 12:20:09,048 INFO L271 CegarLoopResult]: At program point L17-2(lines 17 19) the Hoare annotation is: true [2020-07-01 12:20:09,048 INFO L268 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-07-01 12:20:09,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 12:20:09 BasicIcfg [2020-07-01 12:20:09,057 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-01 12:20:09,057 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-07-01 12:20:09,057 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-07-01 12:20:09,061 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-07-01 12:20:09,061 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 12:20:09,062 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 01.07 12:20:08" (1/5) ... [2020-07-01 12:20:09,062 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@353105e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.07 12:20:09, skipping insertion in model container [2020-07-01 12:20:09,063 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 12:20:09,063 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:20:08" (2/5) ... [2020-07-01 12:20:09,063 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@353105e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.07 12:20:09, skipping insertion in model container [2020-07-01 12:20:09,063 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 12:20:09,064 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 12:20:08" (3/5) ... [2020-07-01 12:20:09,064 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@353105e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.07 12:20:09, skipping insertion in model container [2020-07-01 12:20:09,064 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 12:20:09,064 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 01.07 12:20:08" (4/5) ... [2020-07-01 12:20:09,065 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@353105e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.07 12:20:09, skipping insertion in model container [2020-07-01 12:20:09,065 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 12:20:09,065 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 12:20:09" (5/5) ... [2020-07-01 12:20:09,066 INFO L371 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-07-01 12:20:09,094 INFO L356 BuchiCegarLoop]: Interprodecural is true [2020-07-01 12:20:09,095 INFO L357 BuchiCegarLoop]: Hoare is true [2020-07-01 12:20:09,095 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-07-01 12:20:09,095 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-01 12:20:09,095 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-01 12:20:09,095 INFO L361 BuchiCegarLoop]: Difference is false [2020-07-01 12:20:09,096 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-01 12:20:09,096 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-07-01 12:20:09,099 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. [2020-07-01 12:20:09,116 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-07-01 12:20:09,116 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-01 12:20:09,116 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-01 12:20:09,122 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2020-07-01 12:20:09,122 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-07-01 12:20:09,122 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2020-07-01 12:20:09,122 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. [2020-07-01 12:20:09,122 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-07-01 12:20:09,123 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-01 12:20:09,123 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-01 12:20:09,123 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2020-07-01 12:20:09,123 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-07-01 12:20:09,128 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue [21] ULTIMATE.startENTRY-->L17-2: Formula: (= v_ULTIMATE.start_main_~x~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|} AuxVars[|v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~x~0] 3#L17-2true [2020-07-01 12:20:09,128 INFO L796 eck$LassoCheckResult]: Loop: 3#L17-2true [20] L17-2-->L17-2: Formula: (and (= v_ULTIMATE.start_main_~x~0_7 (+ (* v_ULTIMATE.start_main_~x~0_8 (- 2)) 10)) (<= 0 v_ULTIMATE.start_main_~x~0_8)) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~x~0] 3#L17-2true [2020-07-01 12:20:09,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 12:20:09,135 INFO L82 PathProgramCache]: Analyzing trace with hash 52, now seen corresponding path program 1 times [2020-07-01 12:20:09,144 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 12:20:09,145 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [17088478] [2020-07-01 12:20:09,145 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 12:20:09,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 12:20:09,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 12:20:09,213 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 12:20:09,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 12:20:09,214 INFO L82 PathProgramCache]: Analyzing trace with hash 51, now seen corresponding path program 1 times [2020-07-01 12:20:09,214 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 12:20:09,215 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842565567] [2020-07-01 12:20:09,215 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 12:20:09,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 12:20:09,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 12:20:09,229 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 12:20:09,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 12:20:09,230 INFO L82 PathProgramCache]: Analyzing trace with hash 1632, now seen corresponding path program 1 times [2020-07-01 12:20:09,230 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 12:20:09,231 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443145452] [2020-07-01 12:20:09,231 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 12:20:09,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 12:20:09,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 12:20:09,240 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 12:20:09,286 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 12:20:09,286 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 12:20:09,287 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 12:20:09,287 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 12:20:09,287 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-07-01 12:20:09,287 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:20:09,287 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 12:20:09,287 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 12:20:09,288 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop [2020-07-01 12:20:09,288 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 12:20:09,288 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 12:20:09,307 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 12:20:09,317 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 12:20:09,321 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 12:20:09,397 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 12:20:09,398 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:20:09,406 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 12:20:09,406 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 12:20:09,417 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 12:20:09,417 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 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 12:20:09,474 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 12:20:09,474 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 12:20:09,480 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 12:20:09,480 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:20:09,512 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 12:20:09,512 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:20:09,549 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-07-01 12:20:09,550 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 12:20:09,604 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-07-01 12:20:09,607 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 12:20:09,607 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 12:20:09,607 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 12:20:09,608 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 12:20:09,608 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-07-01 12:20:09,608 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:09,608 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 12:20:09,608 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 12:20:09,608 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop [2020-07-01 12:20:09,608 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 12:20:09,608 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 12:20:09,611 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 12:20:09,616 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 12:20:09,623 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 12:20:09,688 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 12:20:09,694 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:09,698 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:09,701 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:09,702 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:09,702 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:09,702 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:20:09,709 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:20:09,709 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 12:20:09,716 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:09,749 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:09,751 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:09,752 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:09,752 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:09,752 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:20:09,756 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:20:09,756 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 12:20:09,762 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:09,798 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:09,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:09,801 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:09,802 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:09,802 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:09,802 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:20:09,804 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 12:20:09,804 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:09,809 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:20:09,839 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:09,842 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:09,844 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:09,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:09,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:09,845 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:20:09,851 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:20:09,851 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:20:09,858 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:09,891 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 12:20:09,893 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:09,894 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:09,894 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:09,894 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:20:09,899 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:20:09,899 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:20:09,907 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:09,941 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:09,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:09,944 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:09,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:09,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:09,944 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:20:09,946 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 12:20:09,947 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:09,951 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:20:09,981 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:09,984 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:09,987 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:09,987 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:09,987 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:09,988 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:09,993 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:20:09,994 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:20:10,001 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:10,034 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:10,037 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:10,037 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:10,037 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:10,037 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:10,042 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:20:10,042 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:20:10,051 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:10,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:10,086 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:10,086 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:10,086 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:10,087 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:10,087 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:10,089 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:20:10,089 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:10,093 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:20:10,123 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:10,126 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:10,129 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:10,129 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:10,130 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:10,130 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:20:10,136 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:20:10,136 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:20:10,145 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:10,178 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:10,180 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:10,180 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:10,181 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:10,181 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:20:10,187 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:20:10,187 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:20:10,195 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:10,228 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 12:20:10,230 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:10,231 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:10,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:10,231 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:10,231 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:20:10,234 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 12:20:10,234 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:10,238 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:20:10,268 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:10,271 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:10,274 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:10,274 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:20:10,274 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:10,274 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:10,274 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:20:10,278 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:20:10,278 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:20:10,286 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:10,318 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:10,320 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:10,321 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:20:10,321 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:10,321 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:10,321 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:20:10,324 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:20:10,325 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:20:10,331 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:10,375 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 12:20:10,378 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:10,378 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:20:10,378 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:10,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:10,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:10,379 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:20:10,381 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 12:20:10,381 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:10,386 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:20:10,416 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:10,419 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 12:20:10,422 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:10,422 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:20:10,422 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:10,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:10,423 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:10,428 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:20:10,428 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:20:10,440 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:10,473 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:10,475 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:10,476 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:20:10,476 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:10,476 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:10,476 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:10,480 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:20:10,480 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:20:10,490 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:10,521 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:10,524 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:10,524 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:20:10,524 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:10,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:10,525 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:10,525 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:10,527 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:20:10,527 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:10,534 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:20:10,564 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:10,567 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:10,569 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:10,570 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:20:10,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:10,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:10,570 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:20:10,575 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:20:10,575 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:20:10,587 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:10,620 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:10,623 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:10,623 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:20:10,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:10,624 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:10,624 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:20:10,630 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:20:10,630 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:20:10,642 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:10,675 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:10,678 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:10,678 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:20:10,679 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:10,679 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:10,679 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:10,679 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:20:10,682 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 12:20:10,682 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:10,692 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:20:10,722 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:10,725 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 12:20:10,727 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:10,727 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:20:10,728 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:10,728 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:10,728 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:10,731 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:20:10,731 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:20:10,739 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:10,772 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:10,775 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:10,775 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:20:10,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:10,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:10,775 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:10,779 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:20:10,779 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:20:10,786 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:10,818 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:10,820 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:10,821 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:20:10,821 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:10,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:10,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:10,821 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:10,823 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:20:10,823 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:10,828 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:20:10,857 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:10,861 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:10,863 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:10,863 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:20:10,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:10,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:10,864 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:20:10,869 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 12:20:10,869 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 12:20:10,879 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:10,912 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:10,915 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:10,915 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:20:10,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:10,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:10,915 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:20:10,920 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 12:20:10,921 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 12:20:10,930 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:10,963 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:10,966 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:10,966 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:20:10,966 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:10,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:10,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:10,967 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:20:10,969 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:20:10,969 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:10,978 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:20:11,019 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 12:20:11,019 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 12:20:11,019 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 12:20:11,020 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 12:20:11,020 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-07-01 12:20:11,020 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:20:11,020 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 12:20:11,020 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 12:20:11,020 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-07-01 12:20:11,020 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 12:20:11,020 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 12:20:11,022 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 12:20:11,026 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 12:20:11,028 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 12:20:11,031 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 12:20:11,034 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 12:20:11,084 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 12:20:11,084 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox/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 12:20:11,088 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 12:20:11,088 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 12:20:11,093 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 12:20:11,094 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 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 12:20:11,127 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 12:20:11,127 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 12:20:11,131 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 12:20:11,131 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:20:11,163 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 12:20:11,164 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 12:20:11,168 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 12:20:11,168 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/sandbox/solver/bin/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:20:11,201 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 12:20:11,202 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 12:20:11,205 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 12:20:11,206 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:20:11,239 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 12:20:11,239 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:20:11,275 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-07-01 12:20:11,275 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 12:20:11,327 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-07-01 12:20:11,329 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 12:20:11,329 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 12:20:11,329 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 12:20:11,330 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 12:20:11,330 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-07-01 12:20:11,330 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:11,330 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 12:20:11,330 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 12:20:11,330 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-07-01 12:20:11,330 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 12:20:11,330 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 12:20:11,332 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 12:20:11,337 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 12:20:11,339 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 12:20:11,347 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 12:20:11,350 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 12:20:11,397 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 12:20:11,397 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:11,404 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:11,406 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:11,407 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:11,407 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:11,407 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:20:11,409 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:20:11,409 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 12:20:11,414 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:11,447 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:11,449 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:11,449 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:11,449 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:11,450 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:11,450 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:20:11,450 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 12:20:11,450 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:11,452 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:11,486 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:11,488 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:11,488 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:11,488 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:11,488 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:11,488 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:20:11,489 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 12:20:11,489 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:11,492 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:11,525 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:11,527 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:11,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:11,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:11,528 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:20:11,530 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:20:11,530 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 12:20:11,534 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:11,567 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:11,569 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:11,569 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:11,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:11,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:11,570 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:20:11,570 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 12:20:11,570 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:11,572 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:20:11,602 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:11,605 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:11,607 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:11,607 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:11,607 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:11,608 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:20:11,610 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:20:11,610 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:20:11,616 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:11,648 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:11,650 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:11,650 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:11,650 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:11,650 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:11,651 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:20:11,651 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 12:20:11,651 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:11,653 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:11,685 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:11,687 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:11,687 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:11,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:11,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:11,688 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:20:11,689 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 12:20:11,689 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:11,692 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:11,723 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:11,725 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:11,725 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:11,725 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:11,725 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:20:11,728 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:20:11,728 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:20:11,733 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:11,766 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:11,768 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:11,769 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:11,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:11,769 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:11,769 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:20:11,770 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 12:20:11,770 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:11,772 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:20:11,801 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:11,804 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:11,806 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:11,806 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:11,806 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:11,807 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:11,809 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:20:11,809 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:20:11,815 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:11,847 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 12:20:11,850 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:11,850 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:11,850 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:11,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:11,850 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:11,851 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:20:11,851 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:11,853 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:11,885 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:11,888 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:11,888 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:11,888 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:11,888 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:11,888 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:11,889 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:20:11,890 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:11,893 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:11,925 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:11,928 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:11,928 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:11,928 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:11,928 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:11,931 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:20:11,931 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:20:11,938 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:11,970 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:11,973 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:11,973 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:11,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:11,973 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:11,973 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:11,974 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:20:11,975 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:11,977 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:20:12,006 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:12,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:12,011 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:12,011 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:12,012 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:12,012 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:20:12,015 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:20:12,015 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:20:12,022 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:12,054 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:12,056 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:12,056 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:12,057 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:12,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:12,057 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:20:12,058 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 12:20:12,058 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:12,060 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:12,092 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:12,095 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:12,095 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:12,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:12,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:12,095 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:20:12,097 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 12:20:12,097 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:12,101 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:12,132 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:12,135 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:12,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:12,135 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:12,135 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:20:12,139 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:20:12,139 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:20:12,146 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:12,178 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:12,180 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:12,181 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:12,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:12,181 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:12,181 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:20:12,182 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 12:20:12,182 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:12,184 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:20:12,213 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:12,228 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 12:20:12,230 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:12,231 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:20:12,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:12,231 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:12,231 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:20:12,234 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:20:12,234 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:20:12,240 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:12,271 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:12,273 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:12,274 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:20:12,274 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:12,274 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:12,274 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:12,274 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:20:12,275 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 12:20:12,275 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:12,278 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:12,310 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:12,312 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:12,312 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:20:12,312 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:12,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:12,313 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:12,313 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:20:12,314 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 12:20:12,314 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:12,319 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:12,352 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:12,354 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:12,354 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:20:12,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:12,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:12,355 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:20:12,357 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:20:12,357 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:20:12,363 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:12,395 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:12,397 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:12,397 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:20:12,397 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:12,398 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:12,398 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:12,398 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:20:12,399 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 12:20:12,399 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:12,401 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:20:12,430 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:12,434 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:12,436 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:12,437 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:20:12,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:12,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:12,437 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:12,440 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:20:12,441 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:20:12,449 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:12,481 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:12,484 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:12,484 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:20:12,484 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:12,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:12,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:12,484 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:12,485 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:20:12,486 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:12,489 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:12,521 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:12,524 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:12,524 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:20:12,524 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:12,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:12,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:12,524 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:12,526 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:20:12,526 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:12,534 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:12,566 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:12,569 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:12,569 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:20:12,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:12,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:12,570 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:12,573 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:20:12,573 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:20:12,582 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:12,615 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:12,617 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:12,618 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:20:12,618 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:12,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:12,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:12,618 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:12,619 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:20:12,619 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:12,623 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:20:12,652 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:12,656 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:12,658 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:12,658 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:20:12,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:12,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:12,659 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:20:12,662 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:20:12,663 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:20:12,673 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:12,705 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:12,708 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:12,708 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:20:12,708 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:12,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:12,709 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:12,709 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:20:12,710 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 12:20:12,710 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:12,715 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:12,748 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:12,751 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:12,751 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:20:12,751 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:12,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:12,751 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:12,751 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:20:12,753 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 12:20:12,753 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:12,763 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:12,796 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:12,798 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:12,799 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:20:12,799 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:12,799 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:12,799 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:20:12,802 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:20:12,803 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:20:12,814 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:12,847 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 12:20:12,849 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:12,850 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:20:12,850 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:12,850 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:12,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:12,850 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:20:12,851 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 12:20:12,852 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:12,856 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:20:12,886 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:12,889 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:12,891 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:12,891 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:20:12,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:12,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:12,892 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:12,895 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:20:12,895 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:20:12,901 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:12,934 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:12,936 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:12,936 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:20:12,936 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:12,936 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:12,937 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:12,937 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:12,938 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:20:12,938 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:12,941 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:12,974 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:12,977 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:12,977 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:20:12,977 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:12,977 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:12,977 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:12,977 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:12,979 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:20:12,979 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:12,984 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:13,018 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:13,020 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:13,021 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:20:13,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:13,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:13,021 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:13,023 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:20:13,024 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:20:13,030 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:13,065 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:13,067 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:13,068 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:20:13,068 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:13,068 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:13,068 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:13,068 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:13,069 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:20:13,069 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:13,072 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:20:13,102 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:13,105 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:13,107 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:13,107 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:20:13,108 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:13,108 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:13,108 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:20:13,111 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 12:20:13,112 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 12:20:13,120 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:13,153 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:13,156 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:13,156 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:20:13,156 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:13,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:13,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:13,157 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:20:13,158 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:20:13,158 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:13,162 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:13,195 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:13,198 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:13,198 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:20:13,198 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:13,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:13,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:13,198 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:20:13,201 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:20:13,201 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:13,209 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:13,241 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:13,244 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:13,244 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:20:13,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:13,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:13,244 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:20:13,248 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 12:20:13,248 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 12:20:13,258 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:13,289 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:13,292 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:13,292 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:20:13,292 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:13,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:13,292 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:13,292 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:20:13,293 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:20:13,294 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:13,297 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:20:13,326 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2020-07-01 12:20:13,327 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue [21] ULTIMATE.startENTRY-->L17-2: Formula: (= v_ULTIMATE.start_main_~x~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|} AuxVars[|v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~x~0] 3#L17-2true [20] L17-2-->L17-2: Formula: (and (= v_ULTIMATE.start_main_~x~0_7 (+ (* v_ULTIMATE.start_main_~x~0_8 (- 2)) 10)) (<= 0 v_ULTIMATE.start_main_~x~0_8)) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~x~0] 3#L17-2true [2020-07-01 12:20:13,327 INFO L796 eck$LassoCheckResult]: Loop: 3#L17-2true [20] L17-2-->L17-2: Formula: (and (= v_ULTIMATE.start_main_~x~0_7 (+ (* v_ULTIMATE.start_main_~x~0_8 (- 2)) 10)) (<= 0 v_ULTIMATE.start_main_~x~0_8)) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~x~0] 3#L17-2true [2020-07-01 12:20:13,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 12:20:13,328 INFO L82 PathProgramCache]: Analyzing trace with hash 1632, now seen corresponding path program 2 times [2020-07-01 12:20:13,328 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 12:20:13,328 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067874713] [2020-07-01 12:20:13,328 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 12:20:13,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 12:20:13,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 12:20:13,336 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 12:20:13,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 12:20:13,336 INFO L82 PathProgramCache]: Analyzing trace with hash 51, now seen corresponding path program 2 times [2020-07-01 12:20:13,337 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 12:20:13,337 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146309521] [2020-07-01 12:20:13,337 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 12:20:13,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 12:20:13,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 12:20:13,343 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 12:20:13,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 12:20:13,343 INFO L82 PathProgramCache]: Analyzing trace with hash 50612, now seen corresponding path program 3 times [2020-07-01 12:20:13,343 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 12:20:13,343 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [738850052] [2020-07-01 12:20:13,343 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 12:20:13,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 12:20:13,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 12:20:13,358 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 12:20:13,373 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 12:20:13,373 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 12:20:13,373 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 12:20:13,373 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 12:20:13,374 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-07-01 12:20:13,374 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:20:13,374 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 12:20:13,374 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 12:20:13,374 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop [2020-07-01 12:20:13,374 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 12:20:13,374 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 12:20:13,375 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 12:20:13,379 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 12:20:13,390 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 12:20:13,424 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 12:20:13,424 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 84 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 84 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:20:13,431 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 12:20:13,431 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 12:20:13,435 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 12:20:13,436 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/sandbox/solver/bin/z3 Starting monitored process 85 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 85 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:20:13,467 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 12:20:13,468 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 86 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 86 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:20:13,502 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-07-01 12:20:13,503 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 12:20:13,554 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-07-01 12:20:13,556 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 12:20:13,556 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 12:20:13,556 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 12:20:13,556 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 12:20:13,556 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-07-01 12:20:13,556 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:13,556 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 12:20:13,556 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 12:20:13,557 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop [2020-07-01 12:20:13,557 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 12:20:13,557 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 12:20:13,558 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 12:20:13,562 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 12:20:13,567 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 12:20:13,597 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 12:20:13,597 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:13,600 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:13,601 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:13,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:13,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:13,602 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:20:13,603 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:20:13,603 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 12:20:13,607 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:13,638 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:13,640 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:13,640 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:13,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:13,640 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:13,641 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:20:13,641 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 12:20:13,641 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:13,644 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:13,675 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:13,677 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:13,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:13,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:13,677 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:20:13,678 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:20:13,679 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 12:20:13,682 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:20:13,711 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:13,714 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:13,716 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:13,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:13,716 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:13,716 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:20:13,718 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:20:13,718 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:20:13,722 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:13,755 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:13,757 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:13,757 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:13,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:13,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:13,757 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:20:13,758 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 12:20:13,758 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:13,761 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:13,792 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:13,794 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:13,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:13,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:13,795 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:20:13,796 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:20:13,796 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:20:13,801 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:20:13,830 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:13,846 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:13,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:13,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:13,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:13,850 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:13,852 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:20:13,852 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:20:13,858 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:13,890 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:13,892 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:13,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:13,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:13,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:13,892 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:13,893 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:20:13,894 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:13,897 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:13,928 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 12:20:13,930 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:13,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:13,931 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:13,931 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:13,933 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:20:13,933 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:20:13,938 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:20:13,967 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:13,969 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:13,971 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:13,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:13,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:13,972 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:20:13,974 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:20:13,974 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:20:13,981 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:14,013 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:14,015 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:14,015 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:14,016 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:14,016 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:14,016 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:20:14,017 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 12:20:14,017 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:14,021 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:14,052 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:14,054 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:14,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:14,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:14,054 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:20:14,057 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:20:14,057 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:20:14,063 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:20:14,092 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:14,095 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:14,097 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:14,097 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:20:14,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:14,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:14,098 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:20:14,099 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:20:14,100 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:20:14,106 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:14,137 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:14,139 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:14,139 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:20:14,139 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:14,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:14,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:14,140 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:20:14,141 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 12:20:14,141 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:14,146 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:14,177 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:14,179 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:14,179 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:20:14,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:14,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:14,180 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:20:14,181 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:20:14,182 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:20:14,187 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:20:14,217 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:14,219 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:14,222 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:14,222 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:20:14,222 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:14,222 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:14,222 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:14,228 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:20:14,228 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:20:14,237 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:14,269 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:14,271 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:14,271 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:20:14,272 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:14,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:14,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:14,272 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:14,273 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:20:14,273 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:14,280 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:14,312 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:14,314 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:14,314 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:20:14,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:14,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:14,315 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:14,317 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:20:14,317 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:20:14,325 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:20:14,354 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:14,356 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:14,359 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:14,359 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:20:14,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:14,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:14,359 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:20:14,363 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:20:14,363 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:20:14,373 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:14,405 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:14,407 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:14,407 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:20:14,408 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:14,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:14,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:14,408 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:20:14,410 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 12:20:14,410 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:14,419 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:14,453 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:14,456 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:14,456 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:20:14,456 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:14,456 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:14,456 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:20:14,459 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:20:14,459 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:20:14,469 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:20:14,498 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:14,501 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 12:20:14,503 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:14,503 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:20:14,503 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:14,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:14,503 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:14,505 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:20:14,506 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:20:14,512 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:14,544 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:14,546 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:14,546 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:20:14,546 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:14,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:14,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:14,546 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:14,547 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:20:14,547 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:14,552 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:14,584 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:14,585 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:14,585 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:20:14,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:14,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:14,586 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:14,588 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:20:14,588 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:20:14,594 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:20:14,623 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:14,626 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:14,629 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:14,629 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:20:14,629 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:14,629 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:14,629 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:20:14,633 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 12:20:14,633 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 12:20:14,642 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:14,674 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:14,676 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:14,676 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:20:14,676 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:14,676 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:14,676 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:14,677 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:20:14,678 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:20:14,678 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:14,686 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 113 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 113 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:14,718 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:14,720 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:14,720 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:20:14,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:14,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:14,721 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:20:14,724 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 12:20:14,725 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 12:20:14,734 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:20:14,791 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 12:20:14,791 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 12:20:14,791 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 12:20:14,791 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 12:20:14,791 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-07-01 12:20:14,791 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:20:14,791 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 12:20:14,791 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 12:20:14,792 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-07-01 12:20:14,792 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 12:20:14,792 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 12:20:14,793 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 12:20:14,796 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 12:20:14,799 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 12:20:14,802 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 12:20:14,813 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 12:20:14,900 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 12:20:14,900 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 114 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 114 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:20:14,903 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 12:20:14,903 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 12:20:14,906 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 12:20:14,907 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 115 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 115 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:20:14,938 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 12:20:14,938 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 12:20:14,942 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 12:20:14,942 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_7=1} Honda state: {v_rep~unnamed0~0~true_7=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 116 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 116 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:20:14,974 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 12:20:14,974 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 12:20:14,978 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 12:20:14,978 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/sandbox/solver/bin/z3 Starting monitored process 117 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 117 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:20:15,009 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 12:20:15,010 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 118 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 118 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:20:15,046 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-07-01 12:20:15,046 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 12:20:15,099 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-07-01 12:20:15,101 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 12:20:15,101 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 12:20:15,101 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 12:20:15,101 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 12:20:15,101 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-07-01 12:20:15,101 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:15,102 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 12:20:15,102 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 12:20:15,102 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-07-01 12:20:15,102 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 12:20:15,102 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 12:20:15,104 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 12:20:15,106 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 12:20:15,116 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 12:20:15,119 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 12:20:15,121 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 12:20:15,195 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 12:20:15,196 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 119 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 119 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:15,201 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:15,203 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:15,203 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:15,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:15,204 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:15,204 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:20:15,204 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 12:20:15,205 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:15,206 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 120 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 120 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:15,238 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:15,240 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:15,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:15,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:15,241 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:20:15,243 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:20:15,243 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 12:20:15,249 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 121 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 121 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:15,281 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:15,283 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:15,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:15,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:15,283 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:20:15,285 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:20:15,285 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 12:20:15,289 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 122 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 122 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:15,321 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:15,323 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:15,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:15,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:15,323 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:20:15,325 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:20:15,325 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 12:20:15,329 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 123 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 123 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:15,361 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:15,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:15,363 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:15,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:15,364 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:15,364 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 12:20:15,364 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 12:20:15,364 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:15,366 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:20:15,394 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 124 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 124 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:15,397 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:15,400 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:15,400 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:15,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:15,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:15,401 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:20:15,401 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 12:20:15,401 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:15,403 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 125 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 125 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:15,434 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:15,436 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:15,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:15,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:15,437 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:20:15,440 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:20:15,440 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:20:15,447 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 126 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 126 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:15,478 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:15,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:15,480 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:15,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:15,481 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:20:15,482 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:20:15,482 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:20:15,500 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 127 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 127 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:15,533 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:15,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:15,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:15,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:15,535 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:20:15,537 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:20:15,537 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:20:15,541 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 128 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 128 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:15,573 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:15,575 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:15,575 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:15,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:15,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:15,576 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:20:15,576 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 12:20:15,576 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:15,578 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:20:15,607 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:15,610 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:15,612 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:15,612 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:15,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:15,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:15,612 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:15,613 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:20:15,613 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:15,615 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 130 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 130 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:15,647 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:15,649 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:15,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:15,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:15,649 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:15,653 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:20:15,653 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:20:15,663 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:15,694 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:15,696 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:15,696 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:15,696 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:15,696 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:15,699 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:20:15,699 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:20:15,705 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:15,738 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:15,740 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:15,740 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:15,741 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:15,741 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:15,743 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:20:15,743 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:20:15,749 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 133 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 133 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:15,782 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:15,785 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:15,785 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:15,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:15,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:15,785 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:15,786 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:20:15,786 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:15,789 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:20:15,818 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 134 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 134 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:15,821 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:15,823 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:15,823 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:15,823 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:15,823 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:15,823 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:20:15,824 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 12:20:15,824 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:15,826 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 135 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 135 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:15,858 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:15,861 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:15,861 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:15,861 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:15,861 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:20:15,866 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:20:15,867 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:20:15,879 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 136 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 136 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:15,911 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:15,913 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:15,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:15,914 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:15,914 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:20:15,916 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:20:15,916 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:20:15,923 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 137 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 137 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:15,955 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:15,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:15,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:15,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:15,958 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:20:15,960 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:20:15,960 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:20:15,967 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 138 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 138 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:15,999 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:16,001 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 12:20:16,001 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:16,001 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:16,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:16,002 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:20:16,002 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 12:20:16,002 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:16,005 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:20:16,033 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 139 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 139 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:16,036 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:16,038 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:16,038 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:20:16,038 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:16,038 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:16,038 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:16,039 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:20:16,039 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 12:20:16,039 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:16,042 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 140 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 140 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:16,073 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:16,075 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:16,076 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:20:16,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:16,076 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:16,076 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:20:16,079 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:20:16,079 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:20:16,090 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 141 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 141 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:16,122 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:16,124 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:16,124 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:20:16,124 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:16,125 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:16,125 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:20:16,127 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:20:16,127 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:20:16,133 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 142 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 142 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:16,165 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:16,167 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:16,167 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:20:16,167 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:16,167 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:16,167 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:20:16,169 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 12:20:16,169 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 12:20:16,175 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 143 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 143 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:16,207 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 12:20:16,208 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:16,209 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:20:16,209 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:16,209 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:16,209 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:16,209 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 12:20:16,210 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 12:20:16,210 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:16,213 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:20:16,242 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 144 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 144 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:16,245 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:16,247 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:16,247 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:20:16,247 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:16,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:16,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:16,248 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:16,248 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:20:16,248 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:16,252 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 145 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 145 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:16,284 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:16,286 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:16,286 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:20:16,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:16,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:16,286 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:16,290 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:20:16,291 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:20:16,305 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 146 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 146 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:16,338 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:16,340 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:16,340 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:20:16,341 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:16,341 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:16,341 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:16,343 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:20:16,343 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:20:16,351 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 147 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 147 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:16,383 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:16,385 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:16,386 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:20:16,386 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:16,386 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:16,386 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:16,389 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:20:16,389 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:20:16,397 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 148 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 148 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:16,429 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:16,432 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:16,432 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 12:20:16,432 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:16,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:16,432 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:16,432 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:16,433 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:20:16,434 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:16,437 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:20:16,466 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 149 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 149 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:16,469 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:16,471 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:16,471 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:20:16,471 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:16,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:16,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:16,472 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:20:16,473 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 12:20:16,473 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:16,477 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 150 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 150 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:16,509 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:16,511 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:16,511 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:20:16,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:16,512 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:16,512 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:20:16,517 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:20:16,517 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:20:16,537 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 151 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 151 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:16,568 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:16,571 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:16,571 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:20:16,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:16,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:16,571 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:20:16,574 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:20:16,574 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:20:16,587 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 152 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 152 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:16,619 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:16,622 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:16,622 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:20:16,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:16,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:16,622 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:20:16,625 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 12:20:16,625 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 12:20:16,636 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 153 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 153 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:16,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:16,671 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:16,671 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:20:16,671 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:16,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:16,671 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:16,671 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 12:20:16,672 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 12:20:16,673 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:16,677 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:20:16,706 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 154 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 154 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:16,709 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:16,711 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:16,711 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:20:16,711 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:16,711 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:16,712 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:16,712 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:16,712 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:20:16,713 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:16,715 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 155 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 155 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:16,747 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:16,749 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:16,749 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:20:16,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:16,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:16,750 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:16,753 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:20:16,754 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:20:16,766 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 156 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 156 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:16,799 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:16,800 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:16,801 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:20:16,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:16,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:16,801 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:16,803 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:20:16,803 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:20:16,809 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 157 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 157 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:16,841 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:16,843 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:16,843 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:20:16,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:16,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:16,844 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:16,846 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 12:20:16,846 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 12:20:16,852 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 158 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 158 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:16,883 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:16,885 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:16,885 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 12:20:16,885 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:16,886 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:16,886 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:16,886 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 12:20:16,886 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 12:20:16,887 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:16,889 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:20:16,918 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 159 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 159 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:16,921 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:16,924 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:16,924 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:20:16,924 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:16,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:16,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:16,924 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:20:16,925 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:20:16,926 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:16,929 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 160 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 160 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:16,962 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:16,964 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:16,964 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:20:16,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:16,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:16,965 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:20:16,972 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 12:20:16,973 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 12:20:16,997 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 161 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 161 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:17,030 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:17,032 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:17,033 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:20:17,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:17,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:17,033 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:20:17,036 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 12:20:17,036 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 12:20:17,045 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 162 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 162 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:17,078 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:17,081 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:17,081 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:20:17,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:17,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:17,081 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:20:17,085 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 12:20:17,086 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 12:20:17,095 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 163 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 163 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 12:20:17,128 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 12:20:17,130 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 12:20:17,130 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 12:20:17,130 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 12:20:17,131 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 12:20:17,131 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 12:20:17,131 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 12:20:17,132 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 12:20:17,132 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 12:20:17,136 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 12:20:17,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.07 12:20:17 BasicIcfg [2020-07-01 12:20:17,193 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-07-01 12:20:17,195 INFO L168 Benchmark]: Toolchain (without parser) took 8914.65 ms. Allocated memory was 514.9 MB in the beginning and 685.8 MB in the end (delta: 170.9 MB). Free memory was 435.4 MB in the beginning and 646.4 MB in the end (delta: -211.0 MB). Peak memory consumption was 166.7 MB. Max. memory is 50.3 GB. [2020-07-01 12:20:17,196 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 514.9 MB. Free memory is still 455.8 MB. There was no memory consumed. Max. memory is 50.3 GB. [2020-07-01 12:20:17,196 INFO L168 Benchmark]: CACSL2BoogieTranslator took 289.13 ms. Allocated memory was 514.9 MB in the beginning and 562.6 MB in the end (delta: 47.7 MB). Free memory was 435.4 MB in the beginning and 532.4 MB in the end (delta: -97.0 MB). Peak memory consumption was 28.6 MB. Max. memory is 50.3 GB. [2020-07-01 12:20:17,196 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.02 ms. Allocated memory is still 562.6 MB. Free memory was 532.4 MB in the beginning and 530.9 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 50.3 GB. [2020-07-01 12:20:17,197 INFO L168 Benchmark]: Boogie Preprocessor took 19.18 ms. Allocated memory is still 562.6 MB. Free memory was 530.9 MB in the beginning and 529.4 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 50.3 GB. [2020-07-01 12:20:17,197 INFO L168 Benchmark]: RCFGBuilder took 220.64 ms. Allocated memory is still 562.6 MB. Free memory was 529.4 MB in the beginning and 518.6 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 50.3 GB. [2020-07-01 12:20:17,197 INFO L168 Benchmark]: BlockEncodingV2 took 65.56 ms. Allocated memory is still 562.6 MB. Free memory was 518.6 MB in the beginning and 513.8 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 50.3 GB. [2020-07-01 12:20:17,198 INFO L168 Benchmark]: TraceAbstraction took 144.87 ms. Allocated memory is still 562.6 MB. Free memory was 513.0 MB in the beginning and 505.3 MB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 50.3 GB. [2020-07-01 12:20:17,198 INFO L168 Benchmark]: BuchiAutomizer took 8135.33 ms. Allocated memory was 562.6 MB in the beginning and 685.8 MB in the end (delta: 123.2 MB). Free memory was 504.5 MB in the beginning and 646.4 MB in the end (delta: -141.9 MB). Peak memory consumption was 188.1 MB. Max. memory is 50.3 GB. [2020-07-01 12:20:17,202 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 514.9 MB. Free memory is still 455.8 MB. There was no memory consumed. Max. memory is 50.3 GB. * CACSL2BoogieTranslator took 289.13 ms. Allocated memory was 514.9 MB in the beginning and 562.6 MB in the end (delta: 47.7 MB). Free memory was 435.4 MB in the beginning and 532.4 MB in the end (delta: -97.0 MB). Peak memory consumption was 28.6 MB. Max. memory is 50.3 GB. * Boogie Procedure Inliner took 34.02 ms. Allocated memory is still 562.6 MB. Free memory was 532.4 MB in the beginning and 530.9 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 50.3 GB. * Boogie Preprocessor took 19.18 ms. Allocated memory is still 562.6 MB. Free memory was 530.9 MB in the beginning and 529.4 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 50.3 GB. * RCFGBuilder took 220.64 ms. Allocated memory is still 562.6 MB. Free memory was 529.4 MB in the beginning and 518.6 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 50.3 GB. * BlockEncodingV2 took 65.56 ms. Allocated memory is still 562.6 MB. Free memory was 518.6 MB in the beginning and 513.8 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 50.3 GB. * TraceAbstraction took 144.87 ms. Allocated memory is still 562.6 MB. Free memory was 513.0 MB in the beginning and 505.3 MB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 50.3 GB. * BuchiAutomizer took 8135.33 ms. Allocated memory was 562.6 MB in the beginning and 685.8 MB in the end (delta: 123.2 MB). Free memory was 504.5 MB in the beginning and 646.4 MB in the end (delta: -141.9 MB). Peak memory consumption was 188.1 MB. Max. memory is 50.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 2 locations, 0 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 1 NumberOfFragments, 1 HoareAnnotationTreeSize, 1 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 1 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 8.1s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 8.0s. 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: inital18 mio100 ax175 hnf100 lsp58 ukn100 mio100 lsp100 div264 bol100 ite100 ukn100 eq146 hnf70 smp97 dnf100 smp100 tf105 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 18ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 4 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "[21] ULTIMATE.startENTRY-->L17-2: Formula: (= 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_~x~0=v_ULTIMATE.start_main_~x~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|} AuxVars[|v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~x~0]" "[20] L17-2-->L17-2: Formula: (and (= v_ULTIMATE.start_main_~x~0_7 (+ (* v_ULTIMATE.start_main_~x~0_8 (- 2)) 10)) (<= 0 v_ULTIMATE.start_main_~x~0_8)) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~x~0]" Loop: "[20] L17-2-->L17-2: Formula: (and (= v_ULTIMATE.start_main_~x~0_7 (+ (* v_ULTIMATE.start_main_~x~0_8 (- 2)) 10)) (<= 0 v_ULTIMATE.start_main_~x~0_8)) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~x~0]" RESULT: Ultimate could not prove your program: unable to determine termination !SESSION 2020-07-01 12:20:05.043 ----------------------------------------------- eclipse.buildId=unknown java.version=1.8.0_242 java.vendor=Oracle Corporation BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c Command-line arguments: -os linux -ws gtk -arch x86_64 -consoleLog -data @user.home/.ultimate -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -data /export/starexec/sandbox/tmp/BenchExec_run_0uiwcm/tmp -i /export/starexec/sandbox/benchmark/theBenchmark.c !ENTRY org.eclipse.core.resources 2 10035 2020-07-01 12:20:17.435 !MESSAGE The workspace will exit with unsaved changes in this session. Received shutdown request... Ultimate: GTK+ Version Check