./Ultimate.py --spec /storage/repos/svcomp/c/properties/termination.prp --file /storage/repos/svcomp/c/recursive/recHanoi03_true-unreach-call_true-no-overflow_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 2e94e6aa Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i /storage/repos/svcomp/c/recursive/recHanoi03_true-unreach-call_true-no-overflow_true-termination.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 0.1.24-2e94e6a [2019-01-01 23:54:07,762 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-01 23:54:07,764 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-01 23:54:07,777 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-01 23:54:07,777 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-01 23:54:07,779 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-01 23:54:07,780 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-01 23:54:07,783 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-01 23:54:07,785 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-01 23:54:07,786 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-01 23:54:07,787 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-01 23:54:07,788 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-01 23:54:07,789 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-01 23:54:07,790 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-01 23:54:07,791 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-01 23:54:07,792 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-01 23:54:07,793 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-01 23:54:07,795 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-01 23:54:07,798 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-01 23:54:07,800 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-01 23:54:07,801 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-01 23:54:07,803 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-01 23:54:07,806 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-01 23:54:07,806 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-01 23:54:07,807 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-01 23:54:07,808 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-01 23:54:07,810 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-01 23:54:07,811 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-01 23:54:07,812 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-01 23:54:07,813 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-01 23:54:07,813 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-01 23:54:07,814 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-01 23:54:07,814 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-01 23:54:07,815 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-01 23:54:07,816 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-01 23:54:07,817 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-01 23:54:07,817 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-01-01 23:54:07,835 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-01 23:54:07,835 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-01 23:54:07,836 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-01 23:54:07,836 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-01 23:54:07,837 INFO L133 SettingsManager]: * Use SBE=true [2019-01-01 23:54:07,837 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-01-01 23:54:07,837 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-01-01 23:54:07,837 INFO L133 SettingsManager]: * Use old map elimination=false [2019-01-01 23:54:07,837 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2019-01-01 23:54:07,838 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2019-01-01 23:54:07,839 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-01-01 23:54:07,839 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-01 23:54:07,839 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-01 23:54:07,839 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-01 23:54:07,839 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-01 23:54:07,840 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-01 23:54:07,840 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-01 23:54:07,840 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-01-01 23:54:07,840 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-01-01 23:54:07,840 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-01-01 23:54:07,840 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-01 23:54:07,842 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-01 23:54:07,842 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-01-01 23:54:07,842 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-01 23:54:07,842 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-01-01 23:54:07,842 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-01 23:54:07,843 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-01 23:54:07,843 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-01-01 23:54:07,844 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-01 23:54:07,844 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-01 23:54:07,844 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-01-01 23:54:07,845 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-01-01 23:54:07,845 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 [2019-01-01 23:54:07,883 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-01 23:54:07,896 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-01 23:54:07,900 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-01 23:54:07,902 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-01 23:54:07,903 INFO L276 PluginConnector]: CDTParser initialized [2019-01-01 23:54:07,903 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/recursive/recHanoi03_true-unreach-call_true-no-overflow_true-termination.c [2019-01-01 23:54:07,963 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d550b1ee/ee6d478c5c65487ba226747bebaa5058/FLAG8bcdf09c2 [2019-01-01 23:54:08,429 INFO L307 CDTParser]: Found 1 translation units. [2019-01-01 23:54:08,430 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/recursive/recHanoi03_true-unreach-call_true-no-overflow_true-termination.c [2019-01-01 23:54:08,435 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d550b1ee/ee6d478c5c65487ba226747bebaa5058/FLAG8bcdf09c2 [2019-01-01 23:54:08,771 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d550b1ee/ee6d478c5c65487ba226747bebaa5058 [2019-01-01 23:54:08,777 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-01 23:54:08,780 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-01 23:54:08,781 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-01 23:54:08,781 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-01 23:54:08,788 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-01 23:54:08,789 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 11:54:08" (1/1) ... [2019-01-01 23:54:08,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cc38887 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:54:08, skipping insertion in model container [2019-01-01 23:54:08,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 11:54:08" (1/1) ... [2019-01-01 23:54:08,802 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-01 23:54:08,821 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-01 23:54:09,002 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 23:54:09,006 INFO L191 MainTranslator]: Completed pre-run [2019-01-01 23:54:09,026 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 23:54:09,043 INFO L195 MainTranslator]: Completed translation [2019-01-01 23:54:09,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:54:09 WrapperNode [2019-01-01 23:54:09,043 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-01 23:54:09,044 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-01 23:54:09,044 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-01 23:54:09,044 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-01 23:54:09,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:54:09" (1/1) ... [2019-01-01 23:54:09,059 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:54:09" (1/1) ... [2019-01-01 23:54:09,082 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-01 23:54:09,083 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-01 23:54:09,083 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-01 23:54:09,083 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-01 23:54:09,094 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:54:09" (1/1) ... [2019-01-01 23:54:09,094 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:54:09" (1/1) ... [2019-01-01 23:54:09,095 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:54:09" (1/1) ... [2019-01-01 23:54:09,095 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:54:09" (1/1) ... [2019-01-01 23:54:09,101 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:54:09" (1/1) ... [2019-01-01 23:54:09,103 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:54:09" (1/1) ... [2019-01-01 23:54:09,104 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:54:09" (1/1) ... [2019-01-01 23:54:09,106 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-01 23:54:09,106 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-01 23:54:09,106 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-01 23:54:09,106 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-01 23:54:09,107 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:54:09" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-01-01 23:54:09,229 INFO L130 BoogieDeclarations]: Found specification of procedure hanoi [2019-01-01 23:54:09,230 INFO L138 BoogieDeclarations]: Found implementation of procedure hanoi [2019-01-01 23:54:09,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-01 23:54:09,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-01 23:54:09,404 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-01 23:54:09,404 INFO L280 CfgBuilder]: Removed 4 assue(true) statements. [2019-01-01 23:54:09,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 11:54:09 BoogieIcfgContainer [2019-01-01 23:54:09,404 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-01 23:54:09,405 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-01-01 23:54:09,405 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-01-01 23:54:09,409 INFO L276 PluginConnector]: BuchiAutomizer initialized [2019-01-01 23:54:09,410 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-01 23:54:09,410 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 01.01 11:54:08" (1/3) ... [2019-01-01 23:54:09,411 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6509936d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.01 11:54:09, skipping insertion in model container [2019-01-01 23:54:09,411 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-01 23:54:09,411 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:54:09" (2/3) ... [2019-01-01 23:54:09,412 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6509936d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.01 11:54:09, skipping insertion in model container [2019-01-01 23:54:09,412 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-01 23:54:09,412 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 11:54:09" (3/3) ... [2019-01-01 23:54:09,414 INFO L375 chiAutomizerObserver]: Analyzing ICFG recHanoi03_true-unreach-call_true-no-overflow_true-termination.c [2019-01-01 23:54:09,478 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-01 23:54:09,478 INFO L374 BuchiCegarLoop]: Interprodecural is true [2019-01-01 23:54:09,479 INFO L375 BuchiCegarLoop]: Hoare is false [2019-01-01 23:54:09,479 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-01-01 23:54:09,479 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-01 23:54:09,479 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-01 23:54:09,479 INFO L379 BuchiCegarLoop]: Difference is false [2019-01-01 23:54:09,479 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-01 23:54:09,479 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-01-01 23:54:09,496 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states. [2019-01-01 23:54:09,534 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2019-01-01 23:54:09,534 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-01-01 23:54:09,535 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-01-01 23:54:09,542 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2019-01-01 23:54:09,543 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-01-01 23:54:09,543 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2019-01-01 23:54:09,543 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states. [2019-01-01 23:54:09,545 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2019-01-01 23:54:09,545 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-01-01 23:54:09,546 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-01-01 23:54:09,546 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2019-01-01 23:54:09,546 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-01-01 23:54:09,558 INFO L794 eck$LassoCheckResult]: Stem: 10#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet1, main_#t~ret2, main_~n~0, main_~result~0;main_~n~0 := main_#t~nondet1;havoc main_#t~nondet1; 3#L26true assume !(main_~n~0 < 1 || main_~n~0 > 31); 7#L29true call main_#t~ret2 := hanoi(main_~n~0);< 6#hanoiENTRYtrue [2019-01-01 23:54:09,559 INFO L796 eck$LassoCheckResult]: Loop: 6#hanoiENTRYtrue ~n := #in~n; 17#L17true assume !(1 == ~n); 13#L20true call #t~ret0 := hanoi(~n - 1);< 6#hanoiENTRYtrue [2019-01-01 23:54:09,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:54:09,565 INFO L82 PathProgramCache]: Analyzing trace with hash 38903, now seen corresponding path program 1 times [2019-01-01 23:54:09,567 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 23:54:09,567 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 23:54:09,618 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:54:09,619 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 23:54:09,619 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:54:09,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:54:09,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:54:09,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:54:09,674 INFO L82 PathProgramCache]: Analyzing trace with hash 29942, now seen corresponding path program 1 times [2019-01-01 23:54:09,674 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 23:54:09,674 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 23:54:09,675 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:54:09,675 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 23:54:09,675 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:54:09,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:54:09,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:54:09,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:54:09,687 INFO L82 PathProgramCache]: Analyzing trace with hash 1158959424, now seen corresponding path program 1 times [2019-01-01 23:54:09,687 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 23:54:09,687 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 23:54:09,688 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:54:09,688 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 23:54:09,688 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:54:09,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:54:09,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:54:09,993 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:54:09,994 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:54:09,995 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:54:09,995 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:54:09,995 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-01 23:54:09,995 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:54:09,996 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:54:09,996 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:54:09,996 INFO L131 ssoRankerPreferences]: Filename of dumped script: recHanoi03_true-unreach-call_true-no-overflow_true-termination.c_Iteration1_Loop [2019-01-01 23:54:09,996 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:54:09,996 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:54:10,016 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:54:10,027 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:54:10,033 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:54:10,046 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:54:10,206 WARN L181 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2019-01-01 23:54:10,216 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:54:10,216 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-01-01 23:54:10,226 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:54:10,227 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:54:10,241 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-01 23:54:10,241 INFO L448 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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -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:1024 -smt2 -in -t:12000 [2019-01-01 23:54:10,264 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:54:10,264 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:54:10,269 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-01 23:54:10,269 INFO L448 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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -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:1024 -smt2 -in -t:12000 [2019-01-01 23:54:10,290 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:54:10,290 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -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:1024 -smt2 -in -t:12000 [2019-01-01 23:54:10,316 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-01 23:54:10,316 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:54:10,336 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-01 23:54:10,336 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {hanoi_#in~n=-2} Honda state: {hanoi_#in~n=-2} 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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-01-01 23:54:10,361 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:54:10,362 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:54:10,368 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-01 23:54:10,368 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {hanoi_#t~ret0=0} Honda state: {hanoi_#t~ret0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2019-01-01 23:54:10,643 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:54:10,643 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:54:10,643 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:54:10,643 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:54:10,644 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-01 23:54:10,644 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:54:10,644 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:54:10,644 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:54:10,644 INFO L131 ssoRankerPreferences]: Filename of dumped script: recHanoi03_true-unreach-call_true-no-overflow_true-termination.c_Iteration1_Lasso [2019-01-01 23:54:10,644 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:54:10,645 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:54:10,647 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:54:10,691 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:54:10,696 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:54:10,699 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:54:10,720 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:54:10,726 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:54:10,732 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:54:10,737 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:54:10,742 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:54:10,752 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:54:11,063 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:54:11,063 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-01-01 23:54:11,067 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:54:11,067 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-01-01 23:54:11,106 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-01 23:54:11,106 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:54:11,131 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-01-01 23:54:11,133 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:54:11,133 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:54:11,133 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:54:11,133 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:54:11,133 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-01 23:54:11,134 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:54:11,134 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:54:11,134 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:54:11,134 INFO L131 ssoRankerPreferences]: Filename of dumped script: recHanoi03_true-unreach-call_true-no-overflow_true-termination.c_Iteration1_Lasso [2019-01-01 23:54:11,134 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:54:11,134 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:54:11,137 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:54:11,147 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:54:11,149 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:54:11,151 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:54:11,160 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:54:11,162 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:54:11,165 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:54:11,170 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:54:11,174 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:54:11,178 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:54:11,641 WARN L181 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2019-01-01 23:54:11,644 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:54:11,650 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-01 23:54:11,653 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 [2019-01-01 23:54:11,654 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:54:11,654 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:54:11,655 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:54:11,655 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:54:11,655 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:54:11,660 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:54:11,660 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:54:11,665 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:54:11,665 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 [2019-01-01 23:54:11,667 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:54:11,667 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:54:11,668 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:54:11,668 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:54:11,668 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:54:11,670 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:54:11,670 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:54:11,671 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:54:11,672 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 [2019-01-01 23:54:11,673 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:54:11,673 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:54:11,673 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:54:11,674 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:54:11,674 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:54:11,674 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:54:11,674 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:54:11,678 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:54:11,678 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 [2019-01-01 23:54:11,679 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:54:11,679 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:54:11,679 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:54:11,681 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:54:11,681 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:54:11,682 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:54:11,682 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:54:11,684 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:54:11,684 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 [2019-01-01 23:54:11,685 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:54:11,685 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:54:11,685 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:54:11,687 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:54:11,687 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:54:11,688 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:54:11,688 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:54:11,691 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:54:11,691 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 [2019-01-01 23:54:11,693 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:54:11,693 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:54:11,694 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:54:11,694 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:54:11,694 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:54:11,695 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:54:11,695 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:54:11,697 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:54:11,697 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 [2019-01-01 23:54:11,698 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:54:11,698 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:54:11,698 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:54:11,698 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:54:11,701 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:54:11,701 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:54:11,702 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:54:11,703 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:54:11,704 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 [2019-01-01 23:54:11,705 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:54:11,705 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:54:11,705 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:54:11,705 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:54:11,705 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:54:11,706 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:54:11,706 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:54:11,709 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:54:11,710 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 [2019-01-01 23:54:11,711 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:54:11,711 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:54:11,711 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:54:11,711 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:54:11,713 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:54:11,714 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:54:11,714 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:54:11,716 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:54:11,716 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 [2019-01-01 23:54:11,718 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:54:11,718 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:54:11,718 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2019-01-01 23:54:11,718 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:54:11,730 INFO L402 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2019-01-01 23:54:11,730 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:54:11,901 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-01-01 23:54:11,949 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2019-01-01 23:54:11,949 INFO L444 ModelExtractionUtils]: 3 out of 11 variables were initially zero. Simplification set additionally 4 variables to zero. [2019-01-01 23:54:11,952 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-01-01 23:54:11,958 INFO L440 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2019-01-01 23:54:11,958 INFO L518 LassoAnalysis]: Proved termination. [2019-01-01 23:54:11,961 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(hanoi_#in~n) = 1*hanoi_#in~n Supporting invariants [2*hanoi_#in~n - 1 >= 0] [2019-01-01 23:54:11,989 INFO L297 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed [2019-01-01 23:54:12,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:54:12,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-01 23:54:12,087 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-01 23:54:12,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-01 23:54:12,152 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-01 23:54:12,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-01 23:54:12,323 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 [2019-01-01 23:54:12,324 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15 states. Second operand 5 states. [2019-01-01 23:54:12,680 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 15 states.. Second operand 5 states. Result 33 states and 38 transitions. Complement of second has 13 states. [2019-01-01 23:54:12,681 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 [2019-01-01 23:54:12,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-01-01 23:54:12,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 11 transitions. [2019-01-01 23:54:12,685 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 3 letters. Loop has 3 letters. [2019-01-01 23:54:12,686 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-01-01 23:54:12,687 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 6 letters. Loop has 3 letters. [2019-01-01 23:54:12,687 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-01-01 23:54:12,687 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 3 letters. Loop has 6 letters. [2019-01-01 23:54:12,687 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-01-01 23:54:12,689 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 38 transitions. [2019-01-01 23:54:12,699 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-01-01 23:54:12,702 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 0 states and 0 transitions. [2019-01-01 23:54:12,703 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-01-01 23:54:12,703 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-01-01 23:54:12,704 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-01-01 23:54:12,704 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-01-01 23:54:12,704 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-01 23:54:12,704 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-01 23:54:12,704 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-01 23:54:12,704 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2019-01-01 23:54:12,705 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-01-01 23:54:12,705 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-01-01 23:54:12,705 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-01-01 23:54:12,711 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.01 11:54:12 BoogieIcfgContainer [2019-01-01 23:54:12,711 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-01-01 23:54:12,711 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-01 23:54:12,712 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-01 23:54:12,712 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-01 23:54:12,712 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 11:54:09" (3/4) ... [2019-01-01 23:54:12,717 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-01 23:54:12,717 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-01 23:54:12,718 INFO L168 Benchmark]: Toolchain (without parser) took 3940.29 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 88.6 MB). Free memory was 952.7 MB in the beginning and 905.2 MB in the end (delta: 47.5 MB). Peak memory consumption was 136.1 MB. Max. memory is 11.5 GB. [2019-01-01 23:54:12,719 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 23:54:12,720 INFO L168 Benchmark]: CACSL2BoogieTranslator took 262.79 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 942.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-01-01 23:54:12,721 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.33 ms. Allocated memory is still 1.0 GB. Free memory is still 942.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 23:54:12,722 INFO L168 Benchmark]: Boogie Preprocessor took 23.00 ms. Allocated memory is still 1.0 GB. Free memory is still 942.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 23:54:12,722 INFO L168 Benchmark]: RCFGBuilder took 298.51 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 88.6 MB). Free memory was 942.0 MB in the beginning and 1.1 GB in the end (delta: -120.7 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. [2019-01-01 23:54:12,723 INFO L168 Benchmark]: BuchiAutomizer took 3305.83 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 905.2 MB in the end (delta: 157.4 MB). Peak memory consumption was 157.4 MB. Max. memory is 11.5 GB. [2019-01-01 23:54:12,724 INFO L168 Benchmark]: Witness Printer took 5.73 ms. Allocated memory is still 1.1 GB. Free memory is still 905.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 23:54:12,729 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 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 262.79 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 942.0 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 38.33 ms. Allocated memory is still 1.0 GB. Free memory is still 942.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.00 ms. Allocated memory is still 1.0 GB. Free memory is still 942.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 298.51 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 88.6 MB). Free memory was 942.0 MB in the beginning and 1.1 GB in the end (delta: -120.7 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 3305.83 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 905.2 MB in the end (delta: 157.4 MB). Peak memory consumption was 157.4 MB. Max. memory is 11.5 GB. * Witness Printer took 5.73 ms. Allocated memory is still 1.1 GB. Free memory is still 905.2 MB. 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 3.2s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.4s. Construction of modules took 0.0s. Büchi inclusion checks took 0.5s. 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: 8 SDtfs, 11 SDslu, 4 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: 241ms 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...