./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-numeric/recHanoi02-1.c --full-output -ea --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 8bd4bc60 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -ea -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 ../sv-benchmarks/c/termination-numeric/recHanoi02-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-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 64bit --witnessprinter.graph.data.programhash 5562cc301d5faa8ad8777fb25a4973bec89fa1c5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-8bd4bc6 [2020-07-29 01:29:31,856 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-29 01:29:31,858 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-29 01:29:31,870 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-29 01:29:31,871 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-29 01:29:31,872 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-29 01:29:31,874 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-29 01:29:31,876 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-29 01:29:31,878 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-29 01:29:31,879 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-29 01:29:31,880 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-29 01:29:31,882 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-29 01:29:31,884 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-29 01:29:31,885 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-29 01:29:31,887 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-29 01:29:31,889 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-29 01:29:31,890 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-29 01:29:31,893 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-29 01:29:31,895 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-29 01:29:31,899 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-29 01:29:31,901 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-29 01:29:31,904 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-29 01:29:31,908 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-29 01:29:31,909 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-29 01:29:31,914 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-29 01:29:31,915 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-29 01:29:31,915 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-29 01:29:31,916 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-29 01:29:31,917 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-29 01:29:31,918 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-29 01:29:31,918 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-29 01:29:31,919 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-29 01:29:31,920 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-29 01:29:31,923 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-29 01:29:31,925 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-29 01:29:31,926 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-29 01:29:31,926 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-29 01:29:31,927 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-29 01:29:31,927 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-29 01:29:31,928 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-29 01:29:31,930 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-29 01:29:31,930 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2020-07-29 01:29:31,964 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-29 01:29:31,971 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-29 01:29:31,973 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-29 01:29:31,973 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-29 01:29:31,973 INFO L138 SettingsManager]: * Use SBE=true [2020-07-29 01:29:31,973 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-07-29 01:29:31,974 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-07-29 01:29:31,974 INFO L138 SettingsManager]: * Use old map elimination=false [2020-07-29 01:29:31,974 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-07-29 01:29:31,976 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-07-29 01:29:31,977 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-07-29 01:29:31,977 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-29 01:29:31,977 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-07-29 01:29:31,977 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-29 01:29:31,977 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-29 01:29:31,978 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-07-29 01:29:31,978 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-07-29 01:29:31,978 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-07-29 01:29:31,980 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-29 01:29:31,981 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-07-29 01:29:31,981 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-29 01:29:31,981 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-07-29 01:29:31,981 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-29 01:29:31,981 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-29 01:29:31,982 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-07-29 01:29:31,982 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-29 01:29:31,982 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-29 01:29:31,982 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-29 01:29:31,982 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-07-29 01:29:31,985 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-07-29 01:29:31,986 INFO L138 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5562cc301d5faa8ad8777fb25a4973bec89fa1c5 [2020-07-29 01:29:32,304 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-29 01:29:32,320 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-29 01:29:32,323 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-29 01:29:32,325 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-29 01:29:32,328 INFO L275 PluginConnector]: CDTParser initialized [2020-07-29 01:29:32,329 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-numeric/recHanoi02-1.c [2020-07-29 01:29:32,405 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de0e13c6f/277118ffaf8b468cad4df7c79a4894e1/FLAGd5ab076d5 [2020-07-29 01:29:32,869 INFO L306 CDTParser]: Found 1 translation units. [2020-07-29 01:29:32,869 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-numeric/recHanoi02-1.c [2020-07-29 01:29:32,874 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de0e13c6f/277118ffaf8b468cad4df7c79a4894e1/FLAGd5ab076d5 [2020-07-29 01:29:33,250 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de0e13c6f/277118ffaf8b468cad4df7c79a4894e1 [2020-07-29 01:29:33,253 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-29 01:29:33,256 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-29 01:29:33,257 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-29 01:29:33,257 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-29 01:29:33,261 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-29 01:29:33,262 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:29:33" (1/1) ... [2020-07-29 01:29:33,265 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a331efc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:29:33, skipping insertion in model container [2020-07-29 01:29:33,265 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:29:33" (1/1) ... [2020-07-29 01:29:33,273 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-29 01:29:33,294 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-29 01:29:33,494 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-29 01:29:33,499 INFO L203 MainTranslator]: Completed pre-run [2020-07-29 01:29:33,515 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-29 01:29:33,529 INFO L208 MainTranslator]: Completed translation [2020-07-29 01:29:33,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:29:33 WrapperNode [2020-07-29 01:29:33,530 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-29 01:29:33,530 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-29 01:29:33,531 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-29 01:29:33,531 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-29 01:29:33,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:29:33" (1/1) ... [2020-07-29 01:29:33,542 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:29:33" (1/1) ... [2020-07-29 01:29:33,615 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-29 01:29:33,616 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-29 01:29:33,616 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-29 01:29:33,616 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-29 01:29:33,625 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:29:33" (1/1) ... [2020-07-29 01:29:33,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:29:33" (1/1) ... [2020-07-29 01:29:33,626 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:29:33" (1/1) ... [2020-07-29 01:29:33,626 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:29:33" (1/1) ... [2020-07-29 01:29:33,628 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:29:33" (1/1) ... [2020-07-29 01:29:33,631 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:29:33" (1/1) ... [2020-07-29 01:29:33,632 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:29:33" (1/1) ... [2020-07-29 01:29:33,633 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-29 01:29:33,634 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-29 01:29:33,634 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-29 01:29:33,634 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-29 01:29:33,635 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:29:33" (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 [2020-07-29 01:29:33,694 INFO L130 BoogieDeclarations]: Found specification of procedure hanoi [2020-07-29 01:29:33,695 INFO L138 BoogieDeclarations]: Found implementation of procedure hanoi [2020-07-29 01:29:33,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-29 01:29:33,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-29 01:29:33,897 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-29 01:29:33,898 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-07-29 01:29:33,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.07 01:29:33 BoogieIcfgContainer [2020-07-29 01:29:33,902 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-29 01:29:33,902 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-07-29 01:29:33,902 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-07-29 01:29:33,906 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-07-29 01:29:33,907 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-29 01:29:33,908 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.07 01:29:33" (1/3) ... [2020-07-29 01:29:33,910 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@138244a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.07 01:29:33, skipping insertion in model container [2020-07-29 01:29:33,910 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-29 01:29:33,910 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:29:33" (2/3) ... [2020-07-29 01:29:33,911 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@138244a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.07 01:29:33, skipping insertion in model container [2020-07-29 01:29:33,911 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-29 01:29:33,911 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.07 01:29:33" (3/3) ... [2020-07-29 01:29:33,913 INFO L371 chiAutomizerObserver]: Analyzing ICFG recHanoi02-1.c [2020-07-29 01:29:33,984 INFO L356 BuchiCegarLoop]: Interprodecural is true [2020-07-29 01:29:33,985 INFO L357 BuchiCegarLoop]: Hoare is false [2020-07-29 01:29:33,985 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-07-29 01:29:33,985 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-29 01:29:33,985 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-29 01:29:33,986 INFO L361 BuchiCegarLoop]: Difference is false [2020-07-29 01:29:33,986 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-29 01:29:33,986 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-07-29 01:29:34,004 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states. [2020-07-29 01:29:34,041 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2020-07-29 01:29:34,042 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-29 01:29:34,042 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-29 01:29:34,049 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2020-07-29 01:29:34,049 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2020-07-29 01:29:34,050 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2020-07-29 01:29:34,050 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states. [2020-07-29 01:29:34,055 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2020-07-29 01:29:34,055 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-29 01:29:34,055 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-29 01:29:34,056 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2020-07-29 01:29:34,056 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2020-07-29 01:29:34,066 INFO L794 eck$LassoCheckResult]: Stem: 10#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet1, main_#t~ret2, main_~n~0, main_~result~0;main_~n~0 := main_#t~nondet1;havoc main_#t~nondet1; 3#L26true assume !(main_~n~0 < 1 || main_~n~0 > 31); 7#L29true call main_#t~ret2 := hanoi(main_~n~0);< 6#hanoiENTRYtrue [2020-07-29 01:29:34,066 INFO L796 eck$LassoCheckResult]: Loop: 6#hanoiENTRYtrue ~n := #in~n; 17#L17true assume !(1 == ~n); 13#L20true call #t~ret0 := hanoi(~n - 1);< 6#hanoiENTRYtrue [2020-07-29 01:29:34,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 01:29:34,073 INFO L82 PathProgramCache]: Analyzing trace with hash 38903, now seen corresponding path program 1 times [2020-07-29 01:29:34,083 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-29 01:29:34,083 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768611235] [2020-07-29 01:29:34,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-29 01:29:34,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:29:34,153 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:29:34,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:29:34,158 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:29:34,183 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-29 01:29:34,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 01:29:34,185 INFO L82 PathProgramCache]: Analyzing trace with hash 29942, now seen corresponding path program 1 times [2020-07-29 01:29:34,185 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-29 01:29:34,186 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598363638] [2020-07-29 01:29:34,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-29 01:29:34,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:29:34,197 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:29:34,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:29:34,201 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:29:34,203 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-29 01:29:34,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 01:29:34,205 INFO L82 PathProgramCache]: Analyzing trace with hash 1158959424, now seen corresponding path program 1 times [2020-07-29 01:29:34,206 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-29 01:29:34,206 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950676415] [2020-07-29 01:29:34,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-29 01:29:34,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:29:34,220 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:29:34,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:29:34,229 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:29:34,231 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-29 01:29:34,406 INFO L210 LassoAnalysis]: Preferences: [2020-07-29 01:29:34,407 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-29 01:29:34,407 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-29 01:29:34,407 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-29 01:29:34,407 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-07-29 01:29:34,407 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:29:34,408 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-29 01:29:34,408 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-29 01:29:34,408 INFO L133 ssoRankerPreferences]: Filename of dumped script: recHanoi02-1.c_Iteration1_Loop [2020-07-29 01:29:34,408 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-29 01:29:34,409 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-29 01:29:34,435 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:29:34,445 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:29:34,451 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:29:34,464 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:29:34,608 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-29 01:29:34,609 INFO L404 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) [2020-07-29 01:29:34,624 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-29 01:29:34,624 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:29:34,635 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-29 01:29:34,637 INFO L440 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 [2020-07-29 01:29:34,673 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-29 01:29:34,673 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-29 01:29:34,677 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-29 01:29:34,677 INFO L440 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 [2020-07-29 01:29:34,717 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-29 01:29:34,717 INFO L160 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 [2020-07-29 01:29:34,764 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-07-29 01:29:34,765 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-29 01:29:34,832 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-29 01:29:34,832 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {hanoi_#in~n=-7} Honda state: {hanoi_#in~n=-7} Generalized eigenvectors: [{hanoi_#in~n=0}, {hanoi_#in~n=-1}, {hanoi_#in~n=0}] Lambdas: [1, 1, 1] 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 [2020-07-29 01:29:34,856 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-29 01:29:34,857 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-29 01:29:34,862 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-29 01:29:34,862 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {hanoi_#t~ret0=0} Honda state: {hanoi_#t~ret0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2020-07-29 01:29:34,970 INFO L210 LassoAnalysis]: Preferences: [2020-07-29 01:29:34,970 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-29 01:29:34,970 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-29 01:29:34,971 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-29 01:29:34,971 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-07-29 01:29:34,972 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:29:34,972 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-29 01:29:34,972 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-29 01:29:34,972 INFO L133 ssoRankerPreferences]: Filename of dumped script: recHanoi02-1.c_Iteration1_Lasso [2020-07-29 01:29:34,972 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-29 01:29:34,973 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-29 01:29:34,986 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:29:34,991 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:29:34,997 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:29:35,002 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:29:35,007 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:29:35,012 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:29:35,017 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:29:35,023 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:29:35,028 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:29:35,043 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:29:35,271 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-29 01:29:35,271 INFO L404 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) [2020-07-29 01:29:35,275 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-29 01:29:35,276 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:29:35,280 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-29 01:29:35,280 INFO L440 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 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:29:35,327 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-29 01:29:35,327 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:29:35,334 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-29 01:29:35,334 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~n~0=0} Honda state: {ULTIMATE.start_main_~n~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:29:35,379 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-29 01:29:35,380 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:29:35,387 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-29 01:29:35,387 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:29:35,435 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-29 01:29:35,436 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:29:35,440 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-29 01:29:35,441 INFO L440 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 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:29:35,468 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-29 01:29:35,468 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-29 01:29:35,473 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-29 01:29:35,473 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_#t~ret3=0} Honda state: {ULTIMATE.start_#t~ret3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:29:35,504 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-29 01:29:35,504 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-29 01:29:35,507 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-29 01:29:35,507 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret2=0} Honda state: {ULTIMATE.start_main_#t~ret2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:29:35,532 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-29 01:29:35,532 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-29 01:29:35,539 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-29 01:29:35,539 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:29:35,566 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-29 01:29:35,566 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-29 01:29:35,571 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-29 01:29:35,571 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~result~0=0} Honda state: {ULTIMATE.start_main_~result~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:29:35,595 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-29 01:29:35,595 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:29:35,624 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-07-29 01:29:35,624 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-29 01:29:36,428 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-07-29 01:29:36,430 INFO L210 LassoAnalysis]: Preferences: [2020-07-29 01:29:36,430 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-29 01:29:36,430 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-29 01:29:36,430 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-29 01:29:36,430 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-07-29 01:29:36,430 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:29:36,431 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-29 01:29:36,431 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-29 01:29:36,431 INFO L133 ssoRankerPreferences]: Filename of dumped script: recHanoi02-1.c_Iteration1_Lasso [2020-07-29 01:29:36,431 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-29 01:29:36,431 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-29 01:29:36,444 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:29:36,449 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:29:36,453 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:29:36,457 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:29:36,462 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:29:36,466 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:29:36,473 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:29:36,490 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:29:36,495 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:29:36,500 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:29:36,719 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-29 01:29:36,725 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:29:36,729 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:29:36,732 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:29:36,732 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:29:36,733 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:29:36,733 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:29:36,733 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:29:36,736 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 01:29:36,736 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:29:36,738 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:29:36,787 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:29:36,789 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:29:36,789 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:29:36,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:29:36,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:29:36,790 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:29:36,793 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 01:29:36,793 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:29:36,795 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:29:36,844 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:29:36,846 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:29:36,846 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:29:36,846 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:29:36,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:29:36,847 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:29:36,849 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 01:29:36,849 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:29:36,852 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:29:36,899 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:29:36,901 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:29:36,902 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:29:36,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:29:36,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:29:36,902 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:29:36,904 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 01:29:36,904 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:29:36,906 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:29:36,951 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:29:36,953 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:29:36,954 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:29:36,954 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:29:36,954 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:29:36,954 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:29:36,955 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 01:29:36,955 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 01:29:36,956 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:29:36,981 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:29:36,983 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:29:36,983 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:29:36,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:29:36,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:29:36,984 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:29:36,984 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 01:29:36,985 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 01:29:36,992 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:29:37,035 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:29:37,037 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:29:37,038 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:29:37,038 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-07-29 01:29:37,038 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:29:37,050 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2020-07-29 01:29:37,051 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:29:37,072 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-07-29 01:29:37,161 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2020-07-29 01:29:37,161 INFO L444 ModelExtractionUtils]: 1 out of 11 variables were initially zero. Simplification set additionally 6 variables to zero. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:29:37,170 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:29:37,179 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2020-07-29 01:29:37,179 INFO L510 LassoAnalysis]: Proved termination. [2020-07-29 01:29:37,180 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(hanoi_#in~n) = 1*hanoi_#in~n Supporting invariants [1*hanoi_#in~n - 1 >= 0] [2020-07-29 01:29:37,230 INFO L297 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed [2020-07-29 01:29:37,238 INFO L393 LassoCheck]: Loop: "~n := #in~n;" "assume !(1 == ~n);" "call #t~ret0 := hanoi(~n - 1);"< [2020-07-29 01:29:37,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-29 01:29:37,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 01:29:37,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-29 01:29:37,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-29 01:29:37,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-29 01:29:37,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-29 01:29:37,398 INFO L280 TraceCheckUtils]: 0: Hoare triple {25#unseeded} 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; {25#unseeded} is VALID [2020-07-29 01:29:37,399 INFO L280 TraceCheckUtils]: 1: Hoare triple {25#unseeded} assume !(main_~n~0 < 1 || main_~n~0 > 31); {56#(and (<= 1 ULTIMATE.start_main_~n~0) unseeded)} is VALID [2020-07-29 01:29:37,401 INFO L263 TraceCheckUtils]: 2: Hoare triple {56#(and (<= 1 ULTIMATE.start_main_~n~0) unseeded)} call main_#t~ret2 := hanoi(main_~n~0); {44#(and (>= (+ |hanoi_#in~n| (- 1)) 0) unseeded)} is VALID [2020-07-29 01:29:37,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-29 01:29:37,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 10 conjunts are in the unsatisfiable core [2020-07-29 01:29:37,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-29 01:29:37,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-29 01:29:37,485 INFO L280 TraceCheckUtils]: 0: Hoare triple {45#(and (>= oldRank0 |hanoi_#in~n|) (>= (+ |hanoi_#in~n| (- 1)) 0))} ~n := #in~n; {60#(and (<= hanoi_~n oldRank0) (<= 1 hanoi_~n))} is VALID [2020-07-29 01:29:37,487 INFO L280 TraceCheckUtils]: 1: Hoare triple {60#(and (<= hanoi_~n oldRank0) (<= 1 hanoi_~n))} assume !(1 == ~n); {64#(and (not (= 1 hanoi_~n)) (<= hanoi_~n oldRank0) (<= 1 hanoi_~n))} is VALID [2020-07-29 01:29:37,489 INFO L263 TraceCheckUtils]: 2: Hoare triple {64#(and (not (= 1 hanoi_~n)) (<= hanoi_~n oldRank0) (<= 1 hanoi_~n))} call #t~ret0 := hanoi(~n - 1); {47#(and (or (and (> oldRank0 |hanoi_#in~n|) (>= oldRank0 0)) unseeded) (>= (+ |hanoi_#in~n| (- 1)) 0))} is VALID [2020-07-29 01:29:37,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-29 01:29:37,501 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-29 01:29:37,518 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 6 edges. 6 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-29 01:29:37,520 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states. Stem has 3 letters. Loop has 3 letters. [2020-07-29 01:29:37,525 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:29:37,533 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 [2020-07-29 01:29:37,535 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15 states. Second operand 5 states. [2020-07-29 01:29:37,777 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 15 states.. Second operand 5 states. Result 33 states and 38 transitions. Complement of second has 13 states. [2020-07-29 01:29:37,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2020-07-29 01:29:37,778 INFO L123 tractBuchiDifference]: Start testing correctness of buchiDifferenceNCSBLazy3 [2020-07-29 01:29:37,778 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states. [2020-07-29 01:29:37,782 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2020-07-29 01:29:37,782 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-29 01:29:37,783 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-29 01:29:37,783 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 5 states. [2020-07-29 01:29:37,787 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2020-07-29 01:29:37,787 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-29 01:29:37,788 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-29 01:29:37,788 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 33 states and 38 transitions. [2020-07-29 01:29:37,790 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-07-29 01:29:37,791 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-07-29 01:29:37,793 INFO L70 LassoExtractor]: Start lassoExtractor. Operand 15 states. [2020-07-29 01:29:37,797 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2020-07-29 01:29:37,798 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 3 examples of accepted words. [2020-07-29 01:29:37,798 INFO L70 LassoExtractor]: Start lassoExtractor. Operand 5 states. [2020-07-29 01:29:37,800 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2020-07-29 01:29:37,800 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 1 examples of accepted words. [2020-07-29 01:29:37,801 INFO L70 LassoExtractor]: Start lassoExtractor. Operand 33 states and 38 transitions. cyclomatic complexity: 6 [2020-07-29 01:29:37,801 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 33 states and 38 transitions. cyclomatic complexity: 6 [2020-07-29 01:29:37,801 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-07-29 01:29:37,801 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 0 examples of accepted words. [2020-07-29 01:29:37,802 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 15 states. Stem has 3 letters. Loop has 3 letters. [2020-07-29 01:29:37,802 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:29:37,802 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states. Stem has 3 letters. Loop has 3 letters. [2020-07-29 01:29:37,803 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:29:37,803 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 33 states and 38 transitions. cyclomatic complexity: 6 Stem has 3 letters. Loop has 3 letters. [2020-07-29 01:29:37,804 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:29:37,804 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 15 states. Stem has 2 letters. Loop has 3 letters. [2020-07-29 01:29:37,804 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:29:37,804 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states. Stem has 2 letters. Loop has 3 letters. [2020-07-29 01:29:37,805 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:29:37,805 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 33 states and 38 transitions. cyclomatic complexity: 6 Stem has 2 letters. Loop has 3 letters. [2020-07-29 01:29:37,805 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:29:37,805 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 15 states. Stem has 33 letters. Loop has 33 letters. [2020-07-29 01:29:37,805 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:29:37,806 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states. Stem has 33 letters. Loop has 33 letters. [2020-07-29 01:29:37,806 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:29:37,806 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 33 states and 38 transitions. cyclomatic complexity: 6 Stem has 33 letters. Loop has 33 letters. [2020-07-29 01:29:37,806 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:29:37,807 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 15 states. Stem has 15 letters. Loop has 15 letters. [2020-07-29 01:29:37,807 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:29:37,807 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states. Stem has 15 letters. Loop has 15 letters. [2020-07-29 01:29:37,807 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:29:37,808 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 33 states and 38 transitions. cyclomatic complexity: 6 Stem has 15 letters. Loop has 15 letters. [2020-07-29 01:29:37,808 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:29:37,808 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 15 states. Stem has 5 letters. Loop has 5 letters. [2020-07-29 01:29:37,808 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:29:37,809 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states. Stem has 5 letters. Loop has 5 letters. [2020-07-29 01:29:37,809 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:29:37,809 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 33 states and 38 transitions. cyclomatic complexity: 6 Stem has 5 letters. Loop has 5 letters. [2020-07-29 01:29:37,809 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:29:37,809 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 15 states. Stem has 4 letters. Loop has 3 letters. [2020-07-29 01:29:37,810 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:29:37,810 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states. Stem has 4 letters. Loop has 3 letters. [2020-07-29 01:29:37,810 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:29:37,811 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 33 states and 38 transitions. cyclomatic complexity: 6 Stem has 4 letters. Loop has 3 letters. [2020-07-29 01:29:37,811 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:29:37,811 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 15 states. Stem has 3 letters. Loop has 3 letters. [2020-07-29 01:29:37,812 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:29:37,812 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states. Stem has 3 letters. Loop has 3 letters. [2020-07-29 01:29:37,812 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:29:37,812 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 33 states and 38 transitions. cyclomatic complexity: 6 Stem has 3 letters. Loop has 3 letters. [2020-07-29 01:29:37,813 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:29:37,813 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 15 states. Stem has 5 letters. Loop has 3 letters. [2020-07-29 01:29:37,813 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:29:37,814 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states. Stem has 5 letters. Loop has 3 letters. [2020-07-29 01:29:37,814 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:29:37,814 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 33 states and 38 transitions. cyclomatic complexity: 6 Stem has 5 letters. Loop has 3 letters. [2020-07-29 01:29:37,815 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:29:37,815 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 15 states. Stem has 2 letters. Loop has 3 letters. [2020-07-29 01:29:37,815 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:29:37,815 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states. Stem has 2 letters. Loop has 3 letters. [2020-07-29 01:29:37,816 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:29:37,816 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 33 states and 38 transitions. cyclomatic complexity: 6 Stem has 2 letters. Loop has 3 letters. [2020-07-29 01:29:37,816 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:29:37,816 INFO L161 tractBuchiDifference]: Finished testing correctness of buchiDifferenceNCSBLazy3 [2020-07-29 01:29:37,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-29 01:29:37,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 11 transitions. [2020-07-29 01:29:37,821 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 3 letters. Loop has 3 letters. [2020-07-29 01:29:37,821 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:29:37,821 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 6 letters. Loop has 3 letters. [2020-07-29 01:29:37,821 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:29:37,822 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 3 letters. Loop has 6 letters. [2020-07-29 01:29:37,822 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:29:37,823 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 38 transitions. cyclomatic complexity: 6 [2020-07-29 01:29:37,829 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-07-29 01:29:37,833 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 0 states and 0 transitions. [2020-07-29 01:29:37,835 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-07-29 01:29:37,835 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-07-29 01:29:37,836 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-07-29 01:29:37,836 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-07-29 01:29:37,836 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-29 01:29:37,836 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-29 01:29:37,837 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-29 01:29:37,837 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2020-07-29 01:29:37,837 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2020-07-29 01:29:37,837 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-07-29 01:29:37,838 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-07-29 01:29:37,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.07 01:29:37 BoogieIcfgContainer [2020-07-29 01:29:37,845 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-07-29 01:29:37,845 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-07-29 01:29:37,846 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-07-29 01:29:37,846 INFO L275 PluginConnector]: Witness Printer initialized [2020-07-29 01:29:37,847 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.07 01:29:33" (3/4) ... [2020-07-29 01:29:37,851 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-07-29 01:29:37,851 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-07-29 01:29:37,855 INFO L168 Benchmark]: Toolchain (without parser) took 4599.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 186.1 MB). Free memory was 961.6 MB in the beginning and 1.1 GB in the end (delta: -153.2 MB). Peak memory consumption was 32.9 MB. Max. memory is 11.5 GB. [2020-07-29 01:29:37,856 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-29 01:29:37,857 INFO L168 Benchmark]: CACSL2BoogieTranslator took 272.98 ms. Allocated memory is still 1.0 GB. Free memory was 961.6 MB in the beginning and 950.8 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2020-07-29 01:29:37,858 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.0 MB). Free memory was 950.8 MB in the beginning and 1.1 GB in the end (delta: -153.4 MB). Peak memory consumption was 9.6 MB. Max. memory is 11.5 GB. [2020-07-29 01:29:37,859 INFO L168 Benchmark]: Boogie Preprocessor took 17.70 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-29 01:29:37,860 INFO L168 Benchmark]: RCFGBuilder took 267.96 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. [2020-07-29 01:29:37,861 INFO L168 Benchmark]: BuchiAutomizer took 3942.80 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 78.1 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -29.4 MB). Peak memory consumption was 48.7 MB. Max. memory is 11.5 GB. [2020-07-29 01:29:37,861 INFO L168 Benchmark]: Witness Printer took 6.19 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-29 01:29:37,868 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 272.98 ms. Allocated memory is still 1.0 GB. Free memory was 961.6 MB in the beginning and 950.8 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 85.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.0 MB). Free memory was 950.8 MB in the beginning and 1.1 GB in the end (delta: -153.4 MB). Peak memory consumption was 9.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.70 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 267.96 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 3942.80 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 78.1 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -29.4 MB). Peak memory consumption was 48.7 MB. Max. memory is 11.5 GB. * Witness Printer took 6.19 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function \old(n) and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.8s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.1s. 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, 10 SDslu, 4 SDs, 0 SdLazy, 20 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital18 mio100 ax100 hnf82 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq169 hnf95 smp100 dnf150 smp100 tf102 neg94 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 151ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 11 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 1.1s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...