./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/recursive/recHanoi03_true-unreach-call_true-no-overflow_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_37b37323-507d-4355-8baa-74ce1bd7446b/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_37b37323-507d-4355-8baa-74ce1bd7446b/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_37b37323-507d-4355-8baa-74ce1bd7446b/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_37b37323-507d-4355-8baa-74ce1bd7446b/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/recursive/recHanoi03_true-unreach-call_true-no-overflow_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_37b37323-507d-4355-8baa-74ce1bd7446b/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_37b37323-507d-4355-8baa-74ce1bd7446b/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 887ada769b510ae5d273618525924110908f2b5f ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 06:09:18,726 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 06:09:18,727 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 06:09:18,747 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 06:09:18,748 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 06:09:18,750 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 06:09:18,752 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 06:09:18,754 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 06:09:18,755 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 06:09:18,756 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 06:09:18,756 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 06:09:18,757 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 06:09:18,757 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 06:09:18,758 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 06:09:18,759 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 06:09:18,759 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 06:09:18,760 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 06:09:18,762 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 06:09:18,763 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 06:09:18,765 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 06:09:18,765 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 06:09:18,766 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 06:09:18,768 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 06:09:18,768 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 06:09:18,769 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 06:09:18,769 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 06:09:18,770 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 06:09:18,771 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 06:09:18,771 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 06:09:18,775 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 06:09:18,775 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 06:09:18,776 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 06:09:18,776 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 06:09:18,776 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 06:09:18,777 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 06:09:18,777 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 06:09:18,777 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_37b37323-507d-4355-8baa-74ce1bd7446b/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-10-27 06:09:18,790 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 06:09:18,790 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 06:09:18,791 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 06:09:18,791 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 06:09:18,791 INFO L133 SettingsManager]: * Use SBE=true [2018-10-27 06:09:18,791 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-10-27 06:09:18,791 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-10-27 06:09:18,791 INFO L133 SettingsManager]: * Use old map elimination=false [2018-10-27 06:09:18,792 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-10-27 06:09:18,792 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-10-27 06:09:18,792 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-10-27 06:09:18,792 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 06:09:18,793 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 06:09:18,793 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-27 06:09:18,793 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 06:09:18,794 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 06:09:18,794 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 06:09:18,794 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-10-27 06:09:18,794 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-10-27 06:09:18,794 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-10-27 06:09:18,794 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 06:09:18,794 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 06:09:18,795 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-10-27 06:09:18,795 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-10-27 06:09:18,795 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 06:09:18,795 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 06:09:18,795 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-10-27 06:09:18,795 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 06:09:18,796 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-27 06:09:18,796 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-10-27 06:09:18,796 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-27 06:09:18,797 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_37b37323-507d-4355-8baa-74ce1bd7446b/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 887ada769b510ae5d273618525924110908f2b5f [2018-10-27 06:09:18,829 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 06:09:18,839 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 06:09:18,845 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 06:09:18,846 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 06:09:18,846 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 06:09:18,847 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_37b37323-507d-4355-8baa-74ce1bd7446b/bin-2019/uautomizer/../../sv-benchmarks/c/recursive/recHanoi03_true-unreach-call_true-no-overflow_true-termination.c [2018-10-27 06:09:18,890 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_37b37323-507d-4355-8baa-74ce1bd7446b/bin-2019/uautomizer/data/08ec4e894/1c1548428d9140ff96caf20dc5baebae/FLAG0baec90d8 [2018-10-27 06:09:19,269 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 06:09:19,269 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_37b37323-507d-4355-8baa-74ce1bd7446b/sv-benchmarks/c/recursive/recHanoi03_true-unreach-call_true-no-overflow_true-termination.c [2018-10-27 06:09:19,273 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_37b37323-507d-4355-8baa-74ce1bd7446b/bin-2019/uautomizer/data/08ec4e894/1c1548428d9140ff96caf20dc5baebae/FLAG0baec90d8 [2018-10-27 06:09:19,282 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_37b37323-507d-4355-8baa-74ce1bd7446b/bin-2019/uautomizer/data/08ec4e894/1c1548428d9140ff96caf20dc5baebae [2018-10-27 06:09:19,285 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 06:09:19,286 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 06:09:19,287 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 06:09:19,287 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 06:09:19,291 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 06:09:19,291 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:09:19" (1/1) ... [2018-10-27 06:09:19,294 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a63995c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:19, skipping insertion in model container [2018-10-27 06:09:19,294 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:09:19" (1/1) ... [2018-10-27 06:09:19,306 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 06:09:19,322 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 06:09:19,428 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 06:09:19,431 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 06:09:19,441 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 06:09:19,451 INFO L193 MainTranslator]: Completed translation [2018-10-27 06:09:19,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:19 WrapperNode [2018-10-27 06:09:19,451 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 06:09:19,452 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 06:09:19,452 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 06:09:19,452 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 06:09:19,459 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:19" (1/1) ... [2018-10-27 06:09:19,464 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:19" (1/1) ... [2018-10-27 06:09:19,477 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 06:09:19,477 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 06:09:19,478 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 06:09:19,478 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 06:09:19,484 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:19" (1/1) ... [2018-10-27 06:09:19,485 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:19" (1/1) ... [2018-10-27 06:09:19,485 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:19" (1/1) ... [2018-10-27 06:09:19,485 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:19" (1/1) ... [2018-10-27 06:09:19,486 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:19" (1/1) ... [2018-10-27 06:09:19,488 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:19" (1/1) ... [2018-10-27 06:09:19,488 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:19" (1/1) ... [2018-10-27 06:09:19,489 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 06:09:19,489 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 06:09:19,489 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 06:09:19,490 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 06:09:19,490 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_37b37323-507d-4355-8baa-74ce1bd7446b/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-10-27 06:09:19,603 INFO L130 BoogieDeclarations]: Found specification of procedure hanoi [2018-10-27 06:09:19,603 INFO L138 BoogieDeclarations]: Found implementation of procedure hanoi [2018-10-27 06:09:19,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 06:09:19,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 06:09:19,855 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 06:09:19,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:09:19 BoogieIcfgContainer [2018-10-27 06:09:19,855 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 06:09:19,856 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-10-27 06:09:19,856 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-10-27 06:09:19,859 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-10-27 06:09:19,859 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-10-27 06:09:19,859 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 27.10 06:09:19" (1/3) ... [2018-10-27 06:09:19,860 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@24f486fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.10 06:09:19, skipping insertion in model container [2018-10-27 06:09:19,860 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-10-27 06:09:19,860 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:19" (2/3) ... [2018-10-27 06:09:19,862 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@24f486fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.10 06:09:19, skipping insertion in model container [2018-10-27 06:09:19,864 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-10-27 06:09:19,864 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:09:19" (3/3) ... [2018-10-27 06:09:19,866 INFO L375 chiAutomizerObserver]: Analyzing ICFG recHanoi03_true-unreach-call_true-no-overflow_true-termination.c [2018-10-27 06:09:19,953 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-27 06:09:19,953 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-10-27 06:09:19,953 INFO L375 BuchiCegarLoop]: Hoare is false [2018-10-27 06:09:19,953 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-10-27 06:09:19,954 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 06:09:19,954 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 06:09:19,954 INFO L379 BuchiCegarLoop]: Difference is false [2018-10-27 06:09:19,954 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 06:09:19,954 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-10-27 06:09:19,969 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states. [2018-10-27 06:09:20,005 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2018-10-27 06:09:20,005 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-10-27 06:09:20,005 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-10-27 06:09:20,013 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2018-10-27 06:09:20,014 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2018-10-27 06:09:20,014 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-10-27 06:09:20,014 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states. [2018-10-27 06:09:20,015 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2018-10-27 06:09:20,015 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-10-27 06:09:20,015 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-10-27 06:09:20,016 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2018-10-27 06:09:20,016 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2018-10-27 06:09:20,025 INFO L793 eck$LassoCheckResult]: Stem: 11#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~nondet1, main_#t~ret2, main_~n~0, main_~result~0;main_~n~0 := main_#t~nondet1;havoc main_#t~nondet1; 3#L26true assume !(main_~n~0 < 1 || main_~n~0 > 31); 7#L29true call main_#t~ret2 := hanoi(main_~n~0);< 6#hanoiENTRYtrue [2018-10-27 06:09:20,026 INFO L795 eck$LassoCheckResult]: Loop: 6#hanoiENTRYtrue ~n := #in~n; 18#L17true assume !(~n == 1); 14#L20true call #t~ret0 := hanoi(~n - 1);< 6#hanoiENTRYtrue [2018-10-27 06:09:20,031 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:09:20,032 INFO L82 PathProgramCache]: Analyzing trace with hash 1171954, now seen corresponding path program 1 times [2018-10-27 06:09:20,034 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:09:20,034 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:09:20,080 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:09:20,081 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:09:20,081 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:09:20,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:09:20,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:09:20,127 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:09:20,127 INFO L82 PathProgramCache]: Analyzing trace with hash 29943, now seen corresponding path program 1 times [2018-10-27 06:09:20,127 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:09:20,127 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:09:20,129 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:09:20,129 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:09:20,129 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:09:20,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:09:20,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:09:20,137 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:09:20,137 INFO L82 PathProgramCache]: Analyzing trace with hash 553943398, now seen corresponding path program 1 times [2018-10-27 06:09:20,137 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:09:20,138 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:09:20,138 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:09:20,138 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:09:20,139 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:09:20,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:09:20,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:09:20,344 INFO L214 LassoAnalysis]: Preferences: [2018-10-27 06:09:20,345 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-10-27 06:09:20,345 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-10-27 06:09:20,345 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-10-27 06:09:20,345 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-10-27 06:09:20,346 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-10-27 06:09:20,346 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-10-27 06:09:20,346 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-10-27 06:09:20,346 INFO L131 ssoRankerPreferences]: Filename of dumped script: recHanoi03_true-unreach-call_true-no-overflow_true-termination.c_Iteration1_Loop [2018-10-27 06:09:20,346 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-10-27 06:09:20,346 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-10-27 06:09:20,365 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:09:20,386 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:09:20,389 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:09:20,406 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:09:20,509 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-10-27 06:09:20,509 INFO L410 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_37b37323-507d-4355-8baa-74ce1bd7446b/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -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:1024 -smt2 -in -t:12000 [2018-10-27 06:09:20,513 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-10-27 06:09:20,513 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-10-27 06:09:20,531 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-10-27 06:09:20,531 INFO L446 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {hanoi_#res=0} Honda state: {hanoi_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_37b37323-507d-4355-8baa-74ce1bd7446b/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2018-10-27 06:09:20,559 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-10-27 06:09:20,559 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-10-27 06:09:20,577 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-10-27 06:09:20,577 INFO L446 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {hanoi_~n=0} Honda state: {hanoi_~n=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_37b37323-507d-4355-8baa-74ce1bd7446b/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2018-10-27 06:09:20,603 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-10-27 06:09:20,603 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_37b37323-507d-4355-8baa-74ce1bd7446b/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2018-10-27 06:09:20,643 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-10-27 06:09:20,643 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-10-27 06:09:20,662 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-10-27 06:09:20,662 INFO L446 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {hanoi_#in~n=-8} Honda state: {hanoi_#in~n=-8} Generalized eigenvectors: [{hanoi_#in~n=0}, {hanoi_#in~n=-1}, {hanoi_#in~n=0}] Lambdas: [0, 1, 0] Nus: [0, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_37b37323-507d-4355-8baa-74ce1bd7446b/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2018-10-27 06:09:20,689 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-10-27 06:09:20,689 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-10-27 06:09:20,700 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-10-27 06:09:20,701 INFO L446 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {hanoi_#t~ret0=0} Honda state: {hanoi_#t~ret0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2018-10-27 06:09:20,789 INFO L214 LassoAnalysis]: Preferences: [2018-10-27 06:09:20,789 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-10-27 06:09:20,789 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-10-27 06:09:20,789 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-10-27 06:09:20,790 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-10-27 06:09:20,790 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-10-27 06:09:20,790 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-10-27 06:09:20,790 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-10-27 06:09:20,790 INFO L131 ssoRankerPreferences]: Filename of dumped script: recHanoi03_true-unreach-call_true-no-overflow_true-termination.c_Iteration1_Lasso [2018-10-27 06:09:20,790 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-10-27 06:09:20,790 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-10-27 06:09:20,792 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:09:20,839 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:09:20,845 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:09:20,847 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:09:20,848 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:09:20,853 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:09:20,856 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:09:20,860 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:09:20,862 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:09:20,868 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:09:21,088 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-10-27 06:09:21,088 INFO L410 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_37b37323-507d-4355-8baa-74ce1bd7446b/bin-2019/uautomizer/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 [2018-10-27 06:09:21,091 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-10-27 06:09:21,091 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_37b37323-507d-4355-8baa-74ce1bd7446b/bin-2019/uautomizer/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 [2018-10-27 06:09:21,111 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-10-27 06:09:21,111 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-10-27 06:09:21,137 INFO L450 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-10-27 06:09:21,139 INFO L214 LassoAnalysis]: Preferences: [2018-10-27 06:09:21,139 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-10-27 06:09:21,139 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-10-27 06:09:21,139 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-10-27 06:09:21,139 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-10-27 06:09:21,139 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-10-27 06:09:21,139 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-10-27 06:09:21,139 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-10-27 06:09:21,140 INFO L131 ssoRankerPreferences]: Filename of dumped script: recHanoi03_true-unreach-call_true-no-overflow_true-termination.c_Iteration1_Lasso [2018-10-27 06:09:21,140 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-10-27 06:09:21,140 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-10-27 06:09:21,141 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:09:21,149 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:09:21,150 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:09:21,151 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:09:21,154 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:09:21,164 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:09:21,165 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:09:21,168 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:09:21,169 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:09:21,172 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:09:21,561 WARN L179 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-27 06:09:21,562 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-10-27 06:09:21,566 INFO L496 LassoAnalysis]: Using template 'affine'. [2018-10-27 06:09:21,567 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-10-27 06:09:21,568 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:09:21,569 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:09:21,569 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:09:21,569 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:09:21,569 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:09:21,571 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:09:21,571 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:09:21,574 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:09:21,575 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-10-27 06:09:21,575 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:09:21,575 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:09:21,576 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:09:21,576 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:09:21,576 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:09:21,576 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:09:21,576 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:09:21,577 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:09:21,578 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-10-27 06:09:21,578 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:09:21,578 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:09:21,579 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:09:21,579 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:09:21,579 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:09:21,579 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:09:21,579 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:09:21,580 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:09:21,581 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-10-27 06:09:21,581 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:09:21,581 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:09:21,581 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:09:21,581 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:09:21,582 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:09:21,582 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:09:21,582 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:09:21,583 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:09:21,583 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-10-27 06:09:21,584 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:09:21,584 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:09:21,588 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:09:21,588 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:09:21,588 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:09:21,588 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:09:21,589 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:09:21,590 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:09:21,590 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-10-27 06:09:21,590 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:09:21,590 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:09:21,591 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:09:21,591 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:09:21,591 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:09:21,591 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:09:21,591 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:09:21,593 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:09:21,594 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-10-27 06:09:21,594 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:09:21,594 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:09:21,594 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:09:21,595 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:09:21,595 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:09:21,595 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:09:21,595 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:09:21,596 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:09:21,596 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-10-27 06:09:21,597 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:09:21,597 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:09:21,597 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:09:21,597 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:09:21,597 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:09:21,597 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:09:21,598 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:09:21,598 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:09:21,599 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-10-27 06:09:21,599 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:09:21,599 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:09:21,599 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:09:21,599 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:09:21,599 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:09:21,600 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:09:21,600 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:09:21,605 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:09:21,606 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-10-27 06:09:21,606 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:09:21,606 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:09:21,606 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-10-27 06:09:21,606 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:09:21,617 INFO L402 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2018-10-27 06:09:21,618 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-10-27 06:09:21,711 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-10-27 06:09:21,765 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2018-10-27 06:09:21,765 INFO L444 ModelExtractionUtils]: 3 out of 11 variables were initially zero. Simplification set additionally 4 variables to zero. [2018-10-27 06:09:21,771 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-10-27 06:09:21,784 INFO L440 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2018-10-27 06:09:21,785 INFO L517 LassoAnalysis]: Proved termination. [2018-10-27 06:09:21,785 INFO L519 LassoAnalysis]: Termination argument consisting of: Ranking function f(hanoi_#in~n) = 1*hanoi_#in~n Supporting invariants [2*hanoi_#in~n - 1 >= 0] [2018-10-27 06:09:21,792 INFO L297 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed [2018-10-27 06:09:21,847 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:09:21,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:09:21,861 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 06:09:21,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:09:21,886 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 06:09:22,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 06:09:22,024 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2018-10-27 06:09:22,025 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 16 states. Second operand 5 states. [2018-10-27 06:09:22,261 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 16 states.. Second operand 5 states. Result 34 states and 39 transitions. Complement of second has 13 states. [2018-10-27 06:09:22,262 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2018-10-27 06:09:22,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-10-27 06:09:22,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 12 transitions. [2018-10-27 06:09:22,265 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 4 letters. Loop has 3 letters. [2018-10-27 06:09:22,266 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-10-27 06:09:22,266 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 7 letters. Loop has 3 letters. [2018-10-27 06:09:22,267 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-10-27 06:09:22,267 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 4 letters. Loop has 6 letters. [2018-10-27 06:09:22,267 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-10-27 06:09:22,268 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34 states and 39 transitions. [2018-10-27 06:09:22,271 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-10-27 06:09:22,274 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34 states to 0 states and 0 transitions. [2018-10-27 06:09:22,275 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-10-27 06:09:22,276 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-10-27 06:09:22,276 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-10-27 06:09:22,277 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-10-27 06:09:22,277 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-27 06:09:22,277 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-27 06:09:22,277 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-27 06:09:22,277 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-10-27 06:09:22,277 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-10-27 06:09:22,278 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-10-27 06:09:22,278 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-10-27 06:09:22,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 27.10 06:09:22 BoogieIcfgContainer [2018-10-27 06:09:22,283 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-10-27 06:09:22,283 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 06:09:22,283 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 06:09:22,283 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 06:09:22,284 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:09:19" (3/4) ... [2018-10-27 06:09:22,288 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-27 06:09:22,288 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 06:09:22,289 INFO L168 Benchmark]: Toolchain (without parser) took 3003.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 960.7 MB in the beginning and 1.0 GB in the end (delta: -39.7 MB). Peak memory consumption was 111.3 MB. Max. memory is 11.5 GB. [2018-10-27 06:09:22,290 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 06:09:22,290 INFO L168 Benchmark]: CACSL2BoogieTranslator took 164.29 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 950.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-27 06:09:22,291 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.54 ms. Allocated memory is still 1.0 GB. Free memory is still 950.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 06:09:22,291 INFO L168 Benchmark]: Boogie Preprocessor took 11.61 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 947.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 06:09:22,292 INFO L168 Benchmark]: RCFGBuilder took 366.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -192.9 MB). Peak memory consumption was 20.1 MB. Max. memory is 11.5 GB. [2018-10-27 06:09:22,294 INFO L168 Benchmark]: BuchiAutomizer took 2426.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 139.8 MB). Peak memory consumption was 139.8 MB. Max. memory is 11.5 GB. [2018-10-27 06:09:22,295 INFO L168 Benchmark]: Witness Printer took 5.29 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 06:09:22,298 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 164.29 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 950.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.54 ms. Allocated memory is still 1.0 GB. Free memory is still 950.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 11.61 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 947.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 366.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -192.9 MB). Peak memory consumption was 20.1 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 2426.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 139.8 MB). Peak memory consumption was 139.8 MB. Max. memory is 11.5 GB. * Witness Printer took 5.29 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function \old(n) and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.3s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 1. 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 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 9 SDtfs, 12 SDslu, 5 SDs, 0 SdLazy, 18 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital15 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq169 hnf95 smp100 dnf150 smp100 tf102 neg94 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 179ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...