./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-restricted-15/IntPath.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-restricted-15/IntPath.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 d204ea6638a616c846b000f1a4abc2d6ee737a0e .................................................................................................................................................................................................................................................................................................................................................................... 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 01:29:58,414 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-29 01:29:58,416 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-29 01:29:58,429 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-29 01:29:58,429 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-29 01:29:58,431 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-29 01:29:58,432 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-29 01:29:58,434 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-29 01:29:58,436 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-29 01:29:58,437 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-29 01:29:58,438 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-29 01:29:58,439 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-29 01:29:58,440 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-29 01:29:58,441 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-29 01:29:58,442 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-29 01:29:58,443 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-29 01:29:58,444 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-29 01:29:58,445 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-29 01:29:58,447 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-29 01:29:58,450 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-29 01:29:58,452 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-29 01:29:58,453 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-29 01:29:58,454 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-29 01:29:58,455 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-29 01:29:58,458 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-29 01:29:58,458 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-29 01:29:58,459 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-29 01:29:58,460 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-29 01:29:58,460 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-29 01:29:58,461 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-29 01:29:58,462 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-29 01:29:58,462 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-29 01:29:58,463 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-29 01:29:58,464 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-29 01:29:58,465 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-29 01:29:58,466 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-29 01:29:58,466 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-29 01:29:58,467 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-29 01:29:58,467 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-29 01:29:58,468 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-29 01:29:58,469 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-29 01:29:58,469 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2020-07-29 01:29:58,490 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-29 01:29:58,491 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-29 01:29:58,492 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-29 01:29:58,492 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-29 01:29:58,492 INFO L138 SettingsManager]: * Use SBE=true [2020-07-29 01:29:58,492 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-07-29 01:29:58,493 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-07-29 01:29:58,493 INFO L138 SettingsManager]: * Use old map elimination=false [2020-07-29 01:29:58,493 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-07-29 01:29:58,493 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-07-29 01:29:58,497 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-07-29 01:29:58,498 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-29 01:29:58,499 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-07-29 01:29:58,499 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-29 01:29:58,499 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-29 01:29:58,500 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-07-29 01:29:58,500 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-07-29 01:29:58,500 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-07-29 01:29:58,500 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-29 01:29:58,501 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-07-29 01:29:58,501 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-29 01:29:58,502 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-07-29 01:29:58,502 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-29 01:29:58,502 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-29 01:29:58,502 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-07-29 01:29:58,503 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-29 01:29:58,503 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-29 01:29:58,503 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-29 01:29:58,504 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-07-29 01:29:58,505 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-07-29 01:29:58,505 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 -> d204ea6638a616c846b000f1a4abc2d6ee737a0e [2020-07-29 01:29:58,848 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-29 01:29:58,860 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-29 01:29:58,864 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-29 01:29:58,865 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-29 01:29:58,866 INFO L275 PluginConnector]: CDTParser initialized [2020-07-29 01:29:58,867 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-restricted-15/IntPath.c [2020-07-29 01:29:58,924 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac5d9bd80/b59e0aae77b04f0e8c90d1e3ba891914/FLAG408acbec3 [2020-07-29 01:29:59,295 INFO L306 CDTParser]: Found 1 translation units. [2020-07-29 01:29:59,296 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-restricted-15/IntPath.c [2020-07-29 01:29:59,307 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac5d9bd80/b59e0aae77b04f0e8c90d1e3ba891914/FLAG408acbec3 [2020-07-29 01:29:59,672 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac5d9bd80/b59e0aae77b04f0e8c90d1e3ba891914 [2020-07-29 01:29:59,675 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-29 01:29:59,679 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-29 01:29:59,680 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-29 01:29:59,680 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-29 01:29:59,686 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-29 01:29:59,688 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:29:59" (1/1) ... [2020-07-29 01:29:59,691 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@674049d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:29:59, skipping insertion in model container [2020-07-29 01:29:59,692 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:29:59" (1/1) ... [2020-07-29 01:29:59,702 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-29 01:29:59,721 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-29 01:29:59,870 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-29 01:29:59,875 INFO L203 MainTranslator]: Completed pre-run [2020-07-29 01:29:59,892 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-29 01:29:59,905 INFO L208 MainTranslator]: Completed translation [2020-07-29 01:29:59,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:29:59 WrapperNode [2020-07-29 01:29:59,905 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-29 01:29:59,906 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-29 01:29:59,906 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-29 01:29:59,906 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-29 01:29:59,915 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:29:59" (1/1) ... [2020-07-29 01:29:59,921 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:29:59" (1/1) ... [2020-07-29 01:29:59,940 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-29 01:29:59,941 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-29 01:29:59,941 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-29 01:29:59,941 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-29 01:29:59,949 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:29:59" (1/1) ... [2020-07-29 01:29:59,950 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:29:59" (1/1) ... [2020-07-29 01:29:59,950 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:29:59" (1/1) ... [2020-07-29 01:29:59,950 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:29:59" (1/1) ... [2020-07-29 01:29:59,953 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:29:59" (1/1) ... [2020-07-29 01:30:00,015 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:29:59" (1/1) ... [2020-07-29 01:30:00,016 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:29:59" (1/1) ... [2020-07-29 01:30:00,017 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-29 01:30:00,017 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-29 01:30:00,017 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-29 01:30:00,017 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-29 01:30:00,018 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:29:59" (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 01:30:00,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-29 01:30:00,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-29 01:30:00,348 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-29 01:30:00,348 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-29 01:30:00,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.07 01:30:00 BoogieIcfgContainer [2020-07-29 01:30:00,352 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-29 01:30:00,352 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-07-29 01:30:00,352 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-07-29 01:30:00,355 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-07-29 01:30:00,356 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-29 01:30:00,356 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.07 01:29:59" (1/3) ... [2020-07-29 01:30:00,357 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@74d1874b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.07 01:30:00, skipping insertion in model container [2020-07-29 01:30:00,358 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-29 01:30:00,358 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:29:59" (2/3) ... [2020-07-29 01:30:00,358 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@74d1874b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.07 01:30:00, skipping insertion in model container [2020-07-29 01:30:00,358 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-29 01:30:00,358 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.07 01:30:00" (3/3) ... [2020-07-29 01:30:00,360 INFO L371 chiAutomizerObserver]: Analyzing ICFG IntPath.c [2020-07-29 01:30:00,411 INFO L356 BuchiCegarLoop]: Interprodecural is true [2020-07-29 01:30:00,412 INFO L357 BuchiCegarLoop]: Hoare is false [2020-07-29 01:30:00,412 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-07-29 01:30:00,412 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-29 01:30:00,412 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-29 01:30:00,412 INFO L361 BuchiCegarLoop]: Difference is false [2020-07-29 01:30:00,412 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-29 01:30:00,413 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-07-29 01:30:00,424 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states. [2020-07-29 01:30:00,448 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-07-29 01:30:00,448 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-29 01:30:00,448 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-29 01:30:00,455 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2020-07-29 01:30:00,455 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-07-29 01:30:00,455 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2020-07-29 01:30:00,455 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states. [2020-07-29 01:30:00,457 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-07-29 01:30:00,457 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-29 01:30:00,458 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-29 01:30:00,458 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2020-07-29 01:30:00,458 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-07-29 01:30:00,466 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~i~0, main_~x~0, main_~y~0;havoc main_~i~0;havoc main_~x~0;havoc main_~y~0;main_~i~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~x~0 := 0;main_~y~0 := 0; 7#L13true assume !(main_~i~0 > 10);main_~y~0 := 1; 5#L18-1true [2020-07-29 01:30:00,466 INFO L796 eck$LassoCheckResult]: Loop: 5#L18-1true assume !!(main_~x~0 == main_~y~0); 5#L18-1true [2020-07-29 01:30:00,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 01:30:00,471 INFO L82 PathProgramCache]: Analyzing trace with hash 998, now seen corresponding path program 1 times [2020-07-29 01:30:00,479 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-29 01:30:00,479 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927202377] [2020-07-29 01:30:00,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-29 01:30:00,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:30:00,548 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:30:00,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:30:00,554 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:30:00,575 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-29 01:30:00,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 01:30:00,577 INFO L82 PathProgramCache]: Analyzing trace with hash 46, now seen corresponding path program 1 times [2020-07-29 01:30:00,577 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-29 01:30:00,577 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554669100] [2020-07-29 01:30:00,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-29 01:30:00,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:30:00,583 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:30:00,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:30:00,585 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:30:00,587 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-29 01:30:00,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 01:30:00,589 INFO L82 PathProgramCache]: Analyzing trace with hash 30953, now seen corresponding path program 1 times [2020-07-29 01:30:00,589 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-29 01:30:00,589 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [463882826] [2020-07-29 01:30:00,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-29 01:30:00,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-29 01:30:00,698 INFO L280 TraceCheckUtils]: 0: Hoare triple {15#true} havoc main_#res;havoc main_#t~nondet0, main_~i~0, main_~x~0, main_~y~0;havoc main_~i~0;havoc main_~x~0;havoc main_~y~0;main_~i~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~x~0 := 0;main_~y~0 := 0; {17#(<= ULTIMATE.start_main_~x~0 0)} is VALID [2020-07-29 01:30:00,700 INFO L280 TraceCheckUtils]: 1: Hoare triple {17#(<= ULTIMATE.start_main_~x~0 0)} assume !(main_~i~0 > 10);main_~y~0 := 1; {18#(<= (+ ULTIMATE.start_main_~x~0 1) ULTIMATE.start_main_~y~0)} is VALID [2020-07-29 01:30:00,701 INFO L280 TraceCheckUtils]: 2: Hoare triple {18#(<= (+ ULTIMATE.start_main_~x~0 1) ULTIMATE.start_main_~y~0)} assume !!(main_~x~0 == main_~y~0); {16#false} is VALID [2020-07-29 01:30:00,704 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 01:30:00,705 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [463882826] [2020-07-29 01:30:00,705 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-29 01:30:00,706 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-29 01:30:00,706 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899709537] [2020-07-29 01:30:00,737 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-29 01:30:00,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-29 01:30:00,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-29 01:30:00,765 INFO L87 Difference]: Start difference. First operand 7 states. Second operand 4 states. [2020-07-29 01:30:00,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-29 01:30:00,889 INFO L93 Difference]: Finished difference Result 12 states and 12 transitions. [2020-07-29 01:30:00,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-29 01:30:00,890 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-29 01:30:00,898 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 3 edges. 3 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-29 01:30:00,901 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 12 transitions. [2020-07-29 01:30:00,903 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-07-29 01:30:00,908 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 3 states and 3 transitions. [2020-07-29 01:30:00,909 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3 [2020-07-29 01:30:00,909 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3 [2020-07-29 01:30:00,910 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 3 transitions. [2020-07-29 01:30:00,910 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-07-29 01:30:00,910 INFO L688 BuchiCegarLoop]: Abstraction has 3 states and 3 transitions. [2020-07-29 01:30:00,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3 states and 3 transitions. [2020-07-29 01:30:00,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3 to 3. [2020-07-29 01:30:00,937 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-29 01:30:00,937 INFO L82 GeneralOperation]: Start isEquivalent. First operand 3 states and 3 transitions. Second operand 3 states. [2020-07-29 01:30:00,938 INFO L74 IsIncluded]: Start isIncluded. First operand 3 states and 3 transitions. Second operand 3 states. [2020-07-29 01:30:00,939 INFO L87 Difference]: Start difference. First operand 3 states and 3 transitions. Second operand 3 states. [2020-07-29 01:30:00,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-29 01:30:00,942 INFO L93 Difference]: Finished difference Result 3 states and 3 transitions. [2020-07-29 01:30:00,942 INFO L276 IsEmpty]: Start isEmpty. Operand 3 states and 3 transitions. [2020-07-29 01:30:00,943 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-29 01:30:00,943 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-29 01:30:00,943 INFO L74 IsIncluded]: Start isIncluded. First operand 3 states. Second operand 3 states and 3 transitions. [2020-07-29 01:30:00,943 INFO L87 Difference]: Start difference. First operand 3 states. Second operand 3 states and 3 transitions. [2020-07-29 01:30:00,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-29 01:30:00,944 INFO L93 Difference]: Finished difference Result 3 states and 3 transitions. [2020-07-29 01:30:00,944 INFO L276 IsEmpty]: Start isEmpty. Operand 3 states and 3 transitions. [2020-07-29 01:30:00,945 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-29 01:30:00,945 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-29 01:30:00,945 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-29 01:30:00,946 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-29 01:30:00,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-29 01:30:00,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3 transitions. [2020-07-29 01:30:00,949 INFO L711 BuchiCegarLoop]: Abstraction has 3 states and 3 transitions. [2020-07-29 01:30:00,949 INFO L591 BuchiCegarLoop]: Abstraction has 3 states and 3 transitions. [2020-07-29 01:30:00,949 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2020-07-29 01:30:00,950 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states and 3 transitions. [2020-07-29 01:30:00,950 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-07-29 01:30:00,951 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-29 01:30:00,951 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-29 01:30:00,951 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2020-07-29 01:30:00,951 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-07-29 01:30:00,952 INFO L794 eck$LassoCheckResult]: Stem: 33#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet0, main_~i~0, main_~x~0, main_~y~0;havoc main_~i~0;havoc main_~x~0;havoc main_~y~0;main_~i~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~x~0 := 0;main_~y~0 := 0; 34#L13 assume main_~i~0 > 10;main_~x~0 := 1; 35#L18-1 [2020-07-29 01:30:00,952 INFO L796 eck$LassoCheckResult]: Loop: 35#L18-1 assume !!(main_~x~0 == main_~y~0); 35#L18-1 [2020-07-29 01:30:00,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 01:30:00,953 INFO L82 PathProgramCache]: Analyzing trace with hash 996, now seen corresponding path program 1 times [2020-07-29 01:30:00,953 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-29 01:30:00,953 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491045371] [2020-07-29 01:30:00,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-29 01:30:00,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:30:00,959 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:30:00,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:30:00,963 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:30:00,965 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-29 01:30:00,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 01:30:00,966 INFO L82 PathProgramCache]: Analyzing trace with hash 46, now seen corresponding path program 2 times [2020-07-29 01:30:00,966 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-29 01:30:00,966 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083819787] [2020-07-29 01:30:00,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-29 01:30:00,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:30:00,970 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:30:00,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:30:00,972 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:30:00,973 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-29 01:30:00,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 01:30:00,974 INFO L82 PathProgramCache]: Analyzing trace with hash 30891, now seen corresponding path program 1 times [2020-07-29 01:30:00,975 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-29 01:30:00,975 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812364960] [2020-07-29 01:30:00,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-29 01:30:00,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-29 01:30:01,016 INFO L280 TraceCheckUtils]: 0: Hoare triple {49#true} havoc main_#res;havoc main_#t~nondet0, main_~i~0, main_~x~0, main_~y~0;havoc main_~i~0;havoc main_~x~0;havoc main_~y~0;main_~i~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~x~0 := 0;main_~y~0 := 0; {51#(<= ULTIMATE.start_main_~y~0 0)} is VALID [2020-07-29 01:30:01,018 INFO L280 TraceCheckUtils]: 1: Hoare triple {51#(<= ULTIMATE.start_main_~y~0 0)} assume main_~i~0 > 10;main_~x~0 := 1; {52#(<= (+ ULTIMATE.start_main_~y~0 1) ULTIMATE.start_main_~x~0)} is VALID [2020-07-29 01:30:01,019 INFO L280 TraceCheckUtils]: 2: Hoare triple {52#(<= (+ ULTIMATE.start_main_~y~0 1) ULTIMATE.start_main_~x~0)} assume !!(main_~x~0 == main_~y~0); {50#false} is VALID [2020-07-29 01:30:01,019 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 01:30:01,020 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812364960] [2020-07-29 01:30:01,020 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-29 01:30:01,021 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-29 01:30:01,021 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752690038] [2020-07-29 01:30:01,036 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-29 01:30:01,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-29 01:30:01,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-29 01:30:01,037 INFO L87 Difference]: Start difference. First operand 3 states and 3 transitions. cyclomatic complexity: 1 Second operand 4 states. [2020-07-29 01:30:01,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-29 01:30:01,058 INFO L93 Difference]: Finished difference Result 3 states and 2 transitions. [2020-07-29 01:30:01,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-29 01:30:01,058 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-29 01:30:01,065 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 3 edges. 3 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-29 01:30:01,066 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3 states and 2 transitions. [2020-07-29 01:30:01,067 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-07-29 01:30:01,067 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3 states to 0 states and 0 transitions. [2020-07-29 01:30:01,067 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-07-29 01:30:01,068 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-07-29 01:30:01,068 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-07-29 01:30:01,068 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-07-29 01:30:01,068 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-29 01:30:01,068 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-29 01:30:01,069 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-29 01:30:01,069 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2020-07-29 01:30:01,069 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2020-07-29 01:30:01,069 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-07-29 01:30:01,069 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-07-29 01:30:01,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.07 01:30:01 BoogieIcfgContainer [2020-07-29 01:30:01,076 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-07-29 01:30:01,076 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-07-29 01:30:01,077 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-07-29 01:30:01,077 INFO L275 PluginConnector]: Witness Printer initialized [2020-07-29 01:30:01,078 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.07 01:30:00" (3/4) ... [2020-07-29 01:30:01,082 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-07-29 01:30:01,082 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-07-29 01:30:01,085 INFO L168 Benchmark]: Toolchain (without parser) took 1407.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 952.2 MB in the beginning and 1.1 GB in the end (delta: -119.8 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. [2020-07-29 01:30:01,086 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-29 01:30:01,087 INFO L168 Benchmark]: CACSL2BoogieTranslator took 225.51 ms. Allocated memory is still 1.0 GB. Free memory was 952.2 MB in the beginning and 941.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2020-07-29 01:30:01,088 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.33 ms. Allocated memory is still 1.0 GB. Free memory is still 941.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-29 01:30:01,089 INFO L168 Benchmark]: Boogie Preprocessor took 76.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 941.4 MB in the beginning and 1.1 GB in the end (delta: -200.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 11.5 GB. [2020-07-29 01:30:01,090 INFO L168 Benchmark]: RCFGBuilder took 334.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 11.5 GB. [2020-07-29 01:30:01,091 INFO L168 Benchmark]: BuchiAutomizer took 723.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 46.1 MB). Peak memory consumption was 46.1 MB. Max. memory is 11.5 GB. [2020-07-29 01:30:01,092 INFO L168 Benchmark]: Witness Printer took 5.65 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 01:30:01,096 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 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 225.51 ms. Allocated memory is still 1.0 GB. Free memory was 952.2 MB in the beginning and 941.4 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 34.33 ms. Allocated memory is still 1.0 GB. Free memory is still 941.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 76.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 941.4 MB in the beginning and 1.1 GB in the end (delta: -200.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 334.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 723.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 46.1 MB). Peak memory consumption was 46.1 MB. Max. memory is 11.5 GB. * Witness Printer took 5.65 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 2 terminating modules (2 trivial, 0 deterministic, 0 nondeterministic). 2 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.6s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 0.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 0. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 3 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 13 SDtfs, 10 SDslu, 6 SDs, 0 SdLazy, 9 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc2 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...