./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/recursive/recHanoi02_true-unreach-call_true-no-overflow_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_87131d81-9ee9-46bd-98e5-30f5eaa4bb18/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_87131d81-9ee9-46bd-98e5-30f5eaa4bb18/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_87131d81-9ee9-46bd-98e5-30f5eaa4bb18/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_87131d81-9ee9-46bd-98e5-30f5eaa4bb18/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/recursive/recHanoi02_true-unreach-call_true-no-overflow_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_87131d81-9ee9-46bd-98e5-30f5eaa4bb18/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_87131d81-9ee9-46bd-98e5-30f5eaa4bb18/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 f48e7b9931723f1165b5bb8f3d86571b9aa1aa14 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 13:25:46,926 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 13:25:46,927 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 13:25:46,935 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 13:25:46,936 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 13:25:46,936 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 13:25:46,937 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 13:25:46,938 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 13:25:46,939 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 13:25:46,940 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 13:25:46,941 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 13:25:46,941 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 13:25:46,942 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 13:25:46,942 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 13:25:46,943 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 13:25:46,943 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 13:25:46,944 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 13:25:46,945 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 13:25:46,946 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 13:25:46,947 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 13:25:46,948 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 13:25:46,949 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 13:25:46,950 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 13:25:46,951 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 13:25:46,951 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 13:25:46,951 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 13:25:46,952 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 13:25:46,953 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 13:25:46,953 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 13:25:46,954 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 13:25:46,954 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 13:25:46,954 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 13:25:46,955 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 13:25:46,955 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 13:25:46,955 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 13:25:46,956 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 13:25:46,956 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_87131d81-9ee9-46bd-98e5-30f5eaa4bb18/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-28 13:25:46,966 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 13:25:46,966 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 13:25:46,967 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 13:25:46,968 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 13:25:46,968 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 13:25:46,968 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-28 13:25:46,968 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-28 13:25:46,968 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-28 13:25:46,968 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-28 13:25:46,968 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-28 13:25:46,968 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-28 13:25:46,969 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 13:25:46,969 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 13:25:46,969 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 13:25:46,969 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 13:25:46,969 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 13:25:46,969 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 13:25:46,969 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-28 13:25:46,969 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-28 13:25:46,970 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-28 13:25:46,970 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 13:25:46,970 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 13:25:46,970 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-28 13:25:46,970 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 13:25:46,970 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-28 13:25:46,970 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 13:25:46,971 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 13:25:46,971 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-28 13:25:46,971 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 13:25:46,971 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 13:25:46,971 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-28 13:25:46,972 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-28 13:25:46,972 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_87131d81-9ee9-46bd-98e5-30f5eaa4bb18/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 -> f48e7b9931723f1165b5bb8f3d86571b9aa1aa14 [2018-11-28 13:25:46,994 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 13:25:47,003 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 13:25:47,006 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 13:25:47,007 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 13:25:47,007 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 13:25:47,008 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_87131d81-9ee9-46bd-98e5-30f5eaa4bb18/bin-2019/uautomizer/../../sv-benchmarks/c/recursive/recHanoi02_true-unreach-call_true-no-overflow_true-termination.c [2018-11-28 13:25:47,049 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_87131d81-9ee9-46bd-98e5-30f5eaa4bb18/bin-2019/uautomizer/data/8656b8c88/0495ad43453a487880fc76b2d1b5b2ba/FLAGcc5fe6b81 [2018-11-28 13:25:47,364 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 13:25:47,365 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_87131d81-9ee9-46bd-98e5-30f5eaa4bb18/sv-benchmarks/c/recursive/recHanoi02_true-unreach-call_true-no-overflow_true-termination.c [2018-11-28 13:25:47,368 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_87131d81-9ee9-46bd-98e5-30f5eaa4bb18/bin-2019/uautomizer/data/8656b8c88/0495ad43453a487880fc76b2d1b5b2ba/FLAGcc5fe6b81 [2018-11-28 13:25:47,805 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_87131d81-9ee9-46bd-98e5-30f5eaa4bb18/bin-2019/uautomizer/data/8656b8c88/0495ad43453a487880fc76b2d1b5b2ba [2018-11-28 13:25:47,807 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 13:25:47,808 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 13:25:47,808 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 13:25:47,808 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 13:25:47,810 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 13:25:47,811 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:25:47" (1/1) ... [2018-11-28 13:25:47,812 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b28ab07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:25:47, skipping insertion in model container [2018-11-28 13:25:47,813 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:25:47" (1/1) ... [2018-11-28 13:25:47,817 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 13:25:47,827 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 13:25:47,922 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:25:47,924 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 13:25:47,933 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:25:47,942 INFO L195 MainTranslator]: Completed translation [2018-11-28 13:25:47,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:25:47 WrapperNode [2018-11-28 13:25:47,942 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 13:25:47,942 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 13:25:47,943 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 13:25:47,943 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 13:25:47,950 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:25:47" (1/1) ... [2018-11-28 13:25:47,954 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:25:47" (1/1) ... [2018-11-28 13:25:47,969 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 13:25:47,969 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 13:25:47,970 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 13:25:47,970 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 13:25:47,977 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:25:47" (1/1) ... [2018-11-28 13:25:47,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:25:47" (1/1) ... [2018-11-28 13:25:47,977 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:25:47" (1/1) ... [2018-11-28 13:25:47,978 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:25:47" (1/1) ... [2018-11-28 13:25:47,979 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:25:47" (1/1) ... [2018-11-28 13:25:47,980 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:25:47" (1/1) ... [2018-11-28 13:25:47,981 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:25:47" (1/1) ... [2018-11-28 13:25:47,982 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 13:25:47,982 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 13:25:47,982 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 13:25:47,982 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 13:25:47,983 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:25:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_87131d81-9ee9-46bd-98e5-30f5eaa4bb18/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 [2018-11-28 13:25:48,064 INFO L130 BoogieDeclarations]: Found specification of procedure hanoi [2018-11-28 13:25:48,065 INFO L138 BoogieDeclarations]: Found implementation of procedure hanoi [2018-11-28 13:25:48,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 13:25:48,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 13:25:48,160 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 13:25:48,161 INFO L280 CfgBuilder]: Removed 4 assue(true) statements. [2018-11-28 13:25:48,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:25:48 BoogieIcfgContainer [2018-11-28 13:25:48,161 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 13:25:48,162 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-28 13:25:48,162 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-28 13:25:48,164 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-28 13:25:48,165 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 13:25:48,165 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 01:25:47" (1/3) ... [2018-11-28 13:25:48,166 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@25544684 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 01:25:48, skipping insertion in model container [2018-11-28 13:25:48,166 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 13:25:48,166 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:25:47" (2/3) ... [2018-11-28 13:25:48,166 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@25544684 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 01:25:48, skipping insertion in model container [2018-11-28 13:25:48,166 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 13:25:48,167 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:25:48" (3/3) ... [2018-11-28 13:25:48,168 INFO L375 chiAutomizerObserver]: Analyzing ICFG recHanoi02_true-unreach-call_true-no-overflow_true-termination.c [2018-11-28 13:25:48,219 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 13:25:48,219 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-28 13:25:48,220 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-28 13:25:48,220 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-28 13:25:48,220 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 13:25:48,220 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 13:25:48,220 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-28 13:25:48,220 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 13:25:48,220 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-28 13:25:48,233 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states. [2018-11-28 13:25:48,256 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2018-11-28 13:25:48,256 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 13:25:48,256 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 13:25:48,263 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2018-11-28 13:25:48,263 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2018-11-28 13:25:48,263 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-28 13:25:48,263 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states. [2018-11-28 13:25:48,265 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2018-11-28 13:25:48,265 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 13:25:48,265 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 13:25:48,265 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2018-11-28 13:25:48,265 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2018-11-28 13:25:48,272 INFO L794 eck$LassoCheckResult]: Stem: 12#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet1, main_#t~ret2, main_~n~0, main_~result~0;main_~n~0 := main_#t~nondet1;havoc main_#t~nondet1; 5#L28true assume !(main_~n~0 < 1 || main_~n~0 > 31); 10#L31true call main_#t~ret2 := hanoi(main_~n~0);< 6#hanoiENTRYtrue [2018-11-28 13:25:48,272 INFO L796 eck$LassoCheckResult]: Loop: 6#hanoiENTRYtrue ~n := #in~n; 11#L19true assume !(1 == ~n); 7#L22true call #t~ret0 := hanoi(~n - 1);< 6#hanoiENTRYtrue [2018-11-28 13:25:48,277 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:25:48,278 INFO L82 PathProgramCache]: Analyzing trace with hash 38903, now seen corresponding path program 1 times [2018-11-28 13:25:48,279 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:25:48,280 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:25:48,321 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:25:48,321 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:25:48,321 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:25:48,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:25:48,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:25:48,364 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:25:48,364 INFO L82 PathProgramCache]: Analyzing trace with hash 29942, now seen corresponding path program 1 times [2018-11-28 13:25:48,364 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:25:48,364 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:25:48,365 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:25:48,365 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:25:48,365 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:25:48,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:25:48,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:25:48,373 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:25:48,374 INFO L82 PathProgramCache]: Analyzing trace with hash 1158959424, now seen corresponding path program 1 times [2018-11-28 13:25:48,374 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:25:48,374 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:25:48,375 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:25:48,375 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:25:48,376 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:25:48,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:25:48,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:25:48,458 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 13:25:48,459 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 13:25:48,459 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 13:25:48,459 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 13:25:48,459 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 13:25:48,459 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 13:25:48,460 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 13:25:48,460 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 13:25:48,460 INFO L131 ssoRankerPreferences]: Filename of dumped script: recHanoi02_true-unreach-call_true-no-overflow_true-termination.c_Iteration1_Loop [2018-11-28 13:25:48,460 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 13:25:48,460 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 13:25:48,478 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:25:48,484 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:25:48,491 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:25:48,498 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:25:48,547 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 13:25:48,548 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_87131d81-9ee9-46bd-98e5-30f5eaa4bb18/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 [2018-11-28 13:25:48,556 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 13:25:48,556 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 13:25:48,561 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 13:25:48,561 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 /tmp/vcloud-vcloud-master/worker/working_dir_87131d81-9ee9-46bd-98e5-30f5eaa4bb18/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) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 13:25:48,577 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 13:25:48,577 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 13:25:48,579 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 13:25:48,579 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 /tmp/vcloud-vcloud-master/worker/working_dir_87131d81-9ee9-46bd-98e5-30f5eaa4bb18/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) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 13:25:48,594 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 13:25:48,594 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_87131d81-9ee9-46bd-98e5-30f5eaa4bb18/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) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 13:25:48,630 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 13:25:48,631 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 13:25:48,648 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 13:25:48,648 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 /tmp/vcloud-vcloud-master/worker/working_dir_87131d81-9ee9-46bd-98e5-30f5eaa4bb18/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) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 13:25:48,668 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 13:25:48,668 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 13:25:48,675 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 13:25:48,676 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {hanoi_#t~ret0=0} Honda state: {hanoi_#t~ret0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2018-11-28 13:25:48,721 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 13:25:48,721 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 13:25:48,721 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 13:25:48,721 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 13:25:48,721 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 13:25:48,721 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 13:25:48,722 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 13:25:48,722 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 13:25:48,722 INFO L131 ssoRankerPreferences]: Filename of dumped script: recHanoi02_true-unreach-call_true-no-overflow_true-termination.c_Iteration1_Lasso [2018-11-28 13:25:48,722 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 13:25:48,722 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 13:25:48,724 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:25:48,731 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:25:48,733 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:25:48,734 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:25:48,735 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:25:48,737 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:25:48,738 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:25:48,741 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:25:48,743 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:25:48,745 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:25:48,805 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 13:25:48,805 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_87131d81-9ee9-46bd-98e5-30f5eaa4bb18/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 [2018-11-28 13:25:48,807 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 13:25:48,808 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_87131d81-9ee9-46bd-98e5-30f5eaa4bb18/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 [2018-11-28 13:25:48,826 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 13:25:48,826 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 13:25:48,846 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-28 13:25:48,847 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 13:25:48,847 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 13:25:48,847 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 13:25:48,847 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 13:25:48,847 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 13:25:48,847 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 13:25:48,848 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 13:25:48,848 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 13:25:48,848 INFO L131 ssoRankerPreferences]: Filename of dumped script: recHanoi02_true-unreach-call_true-no-overflow_true-termination.c_Iteration1_Lasso [2018-11-28 13:25:48,848 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 13:25:48,848 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 13:25:48,849 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:25:48,852 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:25:48,856 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:25:48,857 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:25:48,859 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:25:48,860 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:25:48,861 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:25:48,863 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:25:48,864 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:25:48,865 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:25:48,905 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 13:25:48,909 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 13:25:48,910 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 [2018-11-28 13:25:48,911 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:25:48,911 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:25:48,912 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:25:48,912 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:25:48,912 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 13:25:48,913 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 13:25:48,914 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:25:48,917 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:25:48,918 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 [2018-11-28 13:25:48,918 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:25:48,918 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:25:48,919 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:25:48,919 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:25:48,919 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 13:25:48,919 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 13:25:48,919 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:25:48,920 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:25:48,920 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 [2018-11-28 13:25:48,921 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:25:48,921 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:25:48,921 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:25:48,921 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:25:48,921 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 13:25:48,922 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 13:25:48,922 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:25:48,922 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:25:48,923 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 [2018-11-28 13:25:48,923 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:25:48,923 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:25:48,923 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:25:48,924 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:25:48,924 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 13:25:48,924 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 13:25:48,924 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:25:48,925 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:25:48,925 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 [2018-11-28 13:25:48,926 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:25:48,926 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:25:48,926 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:25:48,926 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:25:48,926 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 13:25:48,926 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 13:25:48,926 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:25:48,927 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:25:48,928 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 [2018-11-28 13:25:48,928 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:25:48,928 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:25:48,928 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:25:48,928 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:25:48,928 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 13:25:48,929 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 13:25:48,929 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:25:48,930 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:25:48,931 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 [2018-11-28 13:25:48,931 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:25:48,931 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:25:48,931 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:25:48,932 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:25:48,932 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 13:25:48,932 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 13:25:48,932 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:25:48,933 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:25:48,934 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 [2018-11-28 13:25:48,934 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:25:48,934 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:25:48,934 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:25:48,934 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:25:48,935 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 13:25:48,939 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 13:25:48,939 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:25:48,939 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:25:48,940 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 [2018-11-28 13:25:48,940 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:25:48,940 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:25:48,941 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:25:48,941 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:25:48,941 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 13:25:48,941 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 13:25:48,941 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:25:48,942 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:25:48,943 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 [2018-11-28 13:25:48,943 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:25:48,944 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:25:48,944 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 13:25:48,944 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 13:25:48,952 INFO L402 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2018-11-28 13:25:48,952 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 13:25:49,019 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-11-28 13:25:49,045 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2018-11-28 13:25:49,045 INFO L444 ModelExtractionUtils]: 3 out of 11 variables were initially zero. Simplification set additionally 4 variables to zero. [2018-11-28 13:25:49,048 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-11-28 13:25:49,051 INFO L440 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2018-11-28 13:25:49,051 INFO L518 LassoAnalysis]: Proved termination. [2018-11-28 13:25:49,052 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] [2018-11-28 13:25:49,067 INFO L297 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed [2018-11-28 13:25:49,111 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:25:49,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:25:49,126 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 13:25:49,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:25:49,150 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 13:25:49,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 13:25:49,185 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 [2018-11-28 13:25:49,186 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15 states. Second operand 5 states. [2018-11-28 13:25:49,297 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. [2018-11-28 13:25:49,297 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 [2018-11-28 13:25:49,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-28 13:25:49,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 11 transitions. [2018-11-28 13:25:49,300 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 3 letters. Loop has 3 letters. [2018-11-28 13:25:49,300 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-28 13:25:49,300 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 6 letters. Loop has 3 letters. [2018-11-28 13:25:49,301 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-28 13:25:49,301 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 3 letters. Loop has 6 letters. [2018-11-28 13:25:49,301 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-28 13:25:49,302 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 38 transitions. [2018-11-28 13:25:49,304 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-28 13:25:49,306 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 0 states and 0 transitions. [2018-11-28 13:25:49,306 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-28 13:25:49,307 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-28 13:25:49,307 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-28 13:25:49,307 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-28 13:25:49,307 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 13:25:49,307 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 13:25:49,307 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 13:25:49,307 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-28 13:25:49,307 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-11-28 13:25:49,308 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-28 13:25:49,308 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-11-28 13:25:49,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 01:25:49 BoogieIcfgContainer [2018-11-28 13:25:49,313 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-28 13:25:49,313 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 13:25:49,313 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 13:25:49,314 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 13:25:49,314 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:25:48" (3/4) ... [2018-11-28 13:25:49,317 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-28 13:25:49,317 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 13:25:49,318 INFO L168 Benchmark]: Toolchain (without parser) took 1510.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 954.9 MB in the beginning and 963.3 MB in the end (delta: -8.4 MB). Peak memory consumption was 127.9 MB. Max. memory is 11.5 GB. [2018-11-28 13:25:49,319 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:25:49,319 INFO L168 Benchmark]: CACSL2BoogieTranslator took 134.01 ms. Allocated memory is still 1.0 GB. Free memory was 954.9 MB in the beginning and 944.2 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-28 13:25:49,320 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.71 ms. Allocated memory is still 1.0 GB. Free memory is still 944.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:25:49,320 INFO L168 Benchmark]: Boogie Preprocessor took 12.50 ms. Allocated memory is still 1.0 GB. Free memory was 944.2 MB in the beginning and 938.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-28 13:25:49,321 INFO L168 Benchmark]: RCFGBuilder took 179.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 938.8 MB in the beginning and 1.1 GB in the end (delta: -175.6 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. [2018-11-28 13:25:49,321 INFO L168 Benchmark]: BuchiAutomizer took 1151.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 969.9 MB in the end (delta: 144.5 MB). Peak memory consumption was 144.5 MB. Max. memory is 11.5 GB. [2018-11-28 13:25:49,321 INFO L168 Benchmark]: Witness Printer took 3.82 ms. Allocated memory is still 1.2 GB. Free memory was 969.9 MB in the beginning and 963.3 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-11-28 13:25:49,324 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 134.01 ms. Allocated memory is still 1.0 GB. Free memory was 954.9 MB in the beginning and 944.2 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 26.71 ms. Allocated memory is still 1.0 GB. Free memory is still 944.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 12.50 ms. Allocated memory is still 1.0 GB. Free memory was 944.2 MB in the beginning and 938.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 179.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 938.8 MB in the beginning and 1.1 GB in the end (delta: -175.6 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 1151.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 969.9 MB in the end (delta: 144.5 MB). Peak memory consumption was 144.5 MB. Max. memory is 11.5 GB. * Witness Printer took 3.82 ms. Allocated memory is still 1.2 GB. Free memory was 969.9 MB in the beginning and 963.3 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. 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 1.1s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.8s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. 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: 108ms 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...