/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/elevator_spec3_product29.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 21:03:26,698 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 21:03:26,702 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 21:03:26,760 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 21:03:26,761 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 21:03:26,767 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 21:03:26,770 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 21:03:26,775 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 21:03:26,778 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 21:03:26,784 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 21:03:26,785 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 21:03:26,787 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 21:03:26,787 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 21:03:26,790 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 21:03:26,792 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 21:03:26,794 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 21:03:26,795 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 21:03:26,798 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 21:03:26,802 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 21:03:26,804 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 21:03:26,809 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 21:03:26,814 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 21:03:26,815 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 21:03:26,816 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 21:03:26,821 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 21:03:26,825 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 21:03:26,826 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 21:03:26,827 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 21:03:26,828 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 21:03:26,830 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 21:03:26,830 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 21:03:26,831 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 21:03:26,831 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 21:03:26,833 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 21:03:26,834 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 21:03:26,835 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 21:03:26,836 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 21:03:26,836 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 21:03:26,836 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 21:03:26,837 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 21:03:26,838 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 21:03:26,842 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 21:03:26,890 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 21:03:26,891 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 21:03:26,896 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 21:03:26,896 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 21:03:26,896 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 21:03:26,897 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 21:03:26,897 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 21:03:26,897 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 21:03:26,898 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 21:03:26,898 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 21:03:26,899 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 21:03:26,899 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 21:03:26,899 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 21:03:26,900 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 21:03:26,900 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 21:03:26,900 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 21:03:26,900 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 21:03:26,900 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 21:03:26,901 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 21:03:26,901 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 21:03:26,901 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 21:03:26,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 21:03:26,902 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 21:03:26,902 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 21:03:26,902 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 21:03:26,902 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 21:03:26,903 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 21:03:26,903 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 21:03:26,903 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 21:03:26,903 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 21:03:27,296 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 21:03:27,342 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 21:03:27,345 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 21:03:27,347 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 21:03:27,348 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 21:03:27,350 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec3_product29.cil.c [2020-10-27 21:03:27,432 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/828522e93/63de57db9c6741e68360eaccc0f00dfd/FLAGdb90cee5b [2020-10-27 21:03:28,377 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 21:03:28,378 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec3_product29.cil.c [2020-10-27 21:03:28,423 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/828522e93/63de57db9c6741e68360eaccc0f00dfd/FLAGdb90cee5b [2020-10-27 21:03:28,517 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/828522e93/63de57db9c6741e68360eaccc0f00dfd [2020-10-27 21:03:28,521 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 21:03:28,529 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 21:03:28,534 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 21:03:28,534 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 21:03:28,538 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 21:03:28,538 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:03:28" (1/1) ... [2020-10-27 21:03:28,547 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39d91e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:03:28, skipping insertion in model container [2020-10-27 21:03:28,547 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:03:28" (1/1) ... [2020-10-27 21:03:28,556 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 21:03:28,658 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 21:03:29,409 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 21:03:29,427 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 21:03:29,630 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 21:03:29,705 INFO L208 MainTranslator]: Completed translation [2020-10-27 21:03:29,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:03:29 WrapperNode [2020-10-27 21:03:29,706 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 21:03:29,707 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 21:03:29,708 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 21:03:29,708 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 21:03:29,722 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:03:29" (1/1) ... [2020-10-27 21:03:29,722 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:03:29" (1/1) ... [2020-10-27 21:03:29,757 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:03:29" (1/1) ... [2020-10-27 21:03:29,757 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:03:29" (1/1) ... [2020-10-27 21:03:29,853 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:03:29" (1/1) ... [2020-10-27 21:03:29,923 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:03:29" (1/1) ... [2020-10-27 21:03:29,944 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:03:29" (1/1) ... [2020-10-27 21:03:29,971 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 21:03:29,972 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 21:03:29,973 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 21:03:29,973 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 21:03:29,974 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:03:29" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 21:03:30,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 21:03:30,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 21:03:30,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 21:03:30,062 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 21:03:30,062 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-27 21:03:30,063 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-27 21:03:30,063 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-27 21:03:30,063 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-27 21:03:30,063 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-27 21:03:30,064 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-27 21:03:30,065 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-27 21:03:30,065 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-27 21:03:30,065 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 21:03:30,065 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 21:03:30,065 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 21:03:30,066 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 21:03:30,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 21:03:30,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 21:03:30,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 21:03:30,067 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 21:03:30,067 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 21:03:30,067 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 21:03:30,067 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-27 21:03:30,067 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-27 21:03:30,067 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-27 21:03:30,067 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-27 21:03:30,067 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-27 21:03:30,068 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 21:03:30,068 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-27 21:03:30,068 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__2 [2020-10-27 21:03:30,068 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-27 21:03:30,068 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-27 21:03:30,068 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-27 21:03:30,068 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-27 21:03:30,069 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-27 21:03:30,069 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-27 21:03:30,069 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-27 21:03:30,069 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-27 21:03:30,069 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 21:03:30,069 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-27 21:03:30,069 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-27 21:03:30,069 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-27 21:03:30,070 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 21:03:30,070 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-27 21:03:30,070 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 21:03:30,070 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 21:03:30,070 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 21:03:30,070 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 21:03:30,070 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-27 21:03:30,070 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-27 21:03:30,071 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-27 21:03:30,071 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-27 21:03:30,071 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-27 21:03:30,071 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-27 21:03:30,071 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2020-10-27 21:03:30,072 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-27 21:03:30,072 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-27 21:03:30,073 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-27 21:03:30,073 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-27 21:03:30,073 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-27 21:03:30,073 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-27 21:03:30,073 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-27 21:03:30,073 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-27 21:03:30,073 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-27 21:03:30,074 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-27 21:03:30,074 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-27 21:03:30,074 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-27 21:03:30,074 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-27 21:03:30,074 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-27 21:03:30,074 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-27 21:03:30,075 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-27 21:03:30,075 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-27 21:03:30,076 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-27 21:03:30,076 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 21:03:30,077 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-27 21:03:30,077 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-27 21:03:30,077 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 21:03:30,077 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 21:03:30,077 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 21:03:30,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 21:03:30,078 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 21:03:30,078 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-27 21:03:30,079 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-27 21:03:30,079 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-27 21:03:30,079 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-27 21:03:30,079 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-27 21:03:30,080 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-27 21:03:30,080 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-27 21:03:30,080 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-27 21:03:30,080 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 21:03:30,080 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 21:03:30,080 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 21:03:30,080 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 21:03:30,080 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 21:03:30,081 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 21:03:30,081 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 21:03:30,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 21:03:30,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 21:03:30,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 21:03:30,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 21:03:30,081 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 21:03:30,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 21:03:30,082 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 21:03:30,082 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 21:03:30,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 21:03:30,082 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 21:03:30,082 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 21:03:30,082 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 21:03:30,083 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-27 21:03:30,083 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 21:03:30,083 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-27 21:03:30,083 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-27 21:03:30,084 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-27 21:03:30,084 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-27 21:03:30,085 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-27 21:03:30,085 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-27 21:03:30,085 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-27 21:03:30,086 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-27 21:03:30,087 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-27 21:03:30,087 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-27 21:03:30,087 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 21:03:30,087 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 21:03:30,087 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 21:03:30,088 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-27 21:03:30,088 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-27 21:03:30,088 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-27 21:03:30,088 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-27 21:03:30,088 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__2 [2020-10-27 21:03:30,088 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 21:03:30,089 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-27 21:03:30,090 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-27 21:03:30,090 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-27 21:03:30,093 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-27 21:03:30,093 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-27 21:03:30,093 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-27 21:03:30,094 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-27 21:03:30,094 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-27 21:03:30,094 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-27 21:03:30,095 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-27 21:03:30,096 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 21:03:30,096 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-27 21:03:30,096 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 21:03:30,097 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 21:03:30,102 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 21:03:30,102 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 21:03:30,102 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-27 21:03:30,102 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-27 21:03:30,103 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-27 21:03:30,103 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-27 21:03:30,103 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-27 21:03:30,103 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-27 21:03:30,104 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2020-10-27 21:03:30,104 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-27 21:03:30,104 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-27 21:03:30,104 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-27 21:03:30,104 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-27 21:03:30,104 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-27 21:03:30,104 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-27 21:03:30,104 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-27 21:03:30,104 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-27 21:03:30,105 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-27 21:03:30,105 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-27 21:03:30,105 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-27 21:03:30,105 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-27 21:03:30,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 21:03:30,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 21:03:30,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 21:03:32,632 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 21:03:32,632 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-27 21:03:32,636 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:03:32 BoogieIcfgContainer [2020-10-27 21:03:32,636 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 21:03:32,638 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 21:03:32,638 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 21:03:32,642 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 21:03:32,642 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 09:03:28" (1/3) ... [2020-10-27 21:03:32,643 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60972b01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:03:32, skipping insertion in model container [2020-10-27 21:03:32,643 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:03:29" (2/3) ... [2020-10-27 21:03:32,643 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60972b01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:03:32, skipping insertion in model container [2020-10-27 21:03:32,644 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:03:32" (3/3) ... [2020-10-27 21:03:32,645 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec3_product29.cil.c [2020-10-27 21:03:32,658 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 21:03:32,664 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 21:03:32,679 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 21:03:32,714 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 21:03:32,714 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 21:03:32,714 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 21:03:32,714 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 21:03:32,714 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 21:03:32,715 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 21:03:32,715 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 21:03:32,715 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 21:03:32,757 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states. [2020-10-27 21:03:32,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-10-27 21:03:32,785 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:03:32,787 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:03:32,787 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:03:32,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:03:32,794 INFO L82 PathProgramCache]: Analyzing trace with hash 509085056, now seen corresponding path program 1 times [2020-10-27 21:03:32,804 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:03:32,804 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2119174644] [2020-10-27 21:03:32,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:03:33,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:33,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:33,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:34,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:34,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:37,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:37,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:38,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:38,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:38,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:38,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 195 [2020-10-27 21:03:38,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 21:03:38,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5023 [2020-10-27 21:03:38,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:38,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 21:03:38,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-10-27 21:03:38,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-27 21:03:38,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 21:03:39,813 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-27 21:03:39,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:03:39,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:39,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:39,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:39,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:39,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:39,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-27 21:03:39,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:39,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:39,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:39,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:39,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:39,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:03:39,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:39,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:39,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:39,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:03:39,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:39,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:03:39,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:39,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:39,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:39,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:39,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:39,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:03:39,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:39,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:39,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:39,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:03:39,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:39,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:03:39,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:39,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:39,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:39,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:39,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:39,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:03:39,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:39,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:39,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:39,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:39,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:39,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:03:39,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:39,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:39,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:39,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:39,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:39,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:03:39,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:39,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:39,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:39,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:03:39,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:39,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:03:39,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:39,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:39,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:39,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:39,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:40,195 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-27 21:03:40,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 21:03:40,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:40,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:40,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:40,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:03:40,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:40,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-27 21:03:40,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:40,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:40,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:40,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:40,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:40,447 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 21:03:40,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:03:40,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:40,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:40,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:40,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:40,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:40,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 21:03:40,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:40,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:40,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:40,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:40,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:40,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 21:03:40,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:40,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:40,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:40,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:40,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:40,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 21:03:40,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 21:03:40,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 397 [2020-10-27 21:03:40,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:40,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:03:40,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:03:40,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 21:03:40,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:40,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:03:40,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:40,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:40,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:40,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:03:40,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:40,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:03:40,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:40,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:03:40,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:40,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 21:03:40,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:41,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 21:03:41,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:41,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:41,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:41,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:41,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:03:41,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:03:41,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-27 21:03:41,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:41,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:03:41,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:03:41,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 21:03:41,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:41,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 21:03:41,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:41,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:41,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:41,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:03:41,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:41,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:03:41,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:41,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:03:41,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:41,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:03:41,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:41,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 21:03:41,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:41,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:41,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:41,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:41,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:03:41,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:03:41,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 21:03:41,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:41,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:03:41,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:41,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 21:03:41,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:41,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:03:41,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:41,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:41,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:41,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:41,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:41,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:03:41,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:41,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:03:41,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:41,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 21:03:41,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:41,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:03:41,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:41,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:41,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:41,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:41,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:41,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:03:41,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:41,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:03:41,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:41,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 21:03:41,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:41,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 21:03:41,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:41,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:41,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:41,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 21:03:41,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:41,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-27 21:03:41,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:41,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 21:03:41,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:03:41,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 21:03:41,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:41,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 21:03:41,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:41,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:41,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:41,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:41,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:41,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:03:41,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:41,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:03:41,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:41,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 21:03:41,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:41,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 21:03:41,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:41,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:41,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:41,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:03:41,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:41,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:03:41,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:41,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:03:41,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:41,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:03:41,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:41,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-27 21:03:41,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:41,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:41,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:41,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 21:03:41,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:41,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 21:03:41,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:41,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:41,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-10-27 21:03:41,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:41,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:41,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:03:41,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:41,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:41,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:41,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:03:41,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:41,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:03:41,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:41,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:41,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:41,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:41,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:41,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 21:03:41,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:41,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:41,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:41,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:03:41,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:41,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:03:41,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:41,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:41,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:41,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:41,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:41,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 21:03:41,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:41,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:41,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:41,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:03:41,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:41,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:03:41,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:41,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:41,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 21:03:41,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:41,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:41,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-27 21:03:41,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:41,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:41,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:41,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:41,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:41,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:03:41,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:41,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:41,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:03:41,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:41,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:41,823 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-27 21:03:41,824 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2119174644] [2020-10-27 21:03:41,826 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:03:41,826 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2020-10-27 21:03:41,827 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598270610] [2020-10-27 21:03:41,832 INFO L461 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-10-27 21:03:41,832 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:03:41,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-10-27 21:03:41,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=498, Unknown=0, NotChecked=0, Total=552 [2020-10-27 21:03:41,848 INFO L87 Difference]: Start difference. First operand 813 states. Second operand 24 states. [2020-10-27 21:03:45,680 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-27 21:03:46,584 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 21:03:47,705 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-27 21:03:49,116 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-27 21:03:50,371 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:03:51,555 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:03:52,840 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-27 21:03:54,060 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 401 [2020-10-27 21:03:55,403 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-27 21:03:56,723 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 401 [2020-10-27 21:03:58,156 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-27 21:03:59,909 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-10-27 21:04:01,062 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 398 [2020-10-27 21:04:01,377 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2020-10-27 21:04:01,641 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2020-10-27 21:04:03,075 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-27 21:04:04,376 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 401 [2020-10-27 21:04:05,613 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-27 21:04:09,292 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-27 21:04:14,237 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 21:04:14,728 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 21:04:15,049 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-27 21:04:16,885 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-27 21:04:17,176 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-10-27 21:04:17,424 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-10-27 21:04:18,627 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 398 [2020-10-27 21:04:19,777 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 398 [2020-10-27 21:04:21,276 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 21:04:22,438 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-27 21:04:23,571 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 21:04:25,425 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 21:04:26,258 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-10-27 21:04:27,291 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 21:04:29,062 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 21:04:30,597 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 21:04:32,496 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 398 [2020-10-27 21:04:32,798 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2020-10-27 21:04:33,057 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2020-10-27 21:04:35,750 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-27 21:04:37,978 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-27 21:04:39,101 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-27 21:04:40,457 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 398 [2020-10-27 21:04:41,649 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:04:42,804 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-27 21:04:45,547 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-27 21:04:49,252 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-27 21:04:51,228 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-27 21:04:55,037 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 398 [2020-10-27 21:04:56,202 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 398 [2020-10-27 21:04:58,999 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-27 21:05:06,645 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 21:05:07,824 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 398 [2020-10-27 21:05:08,936 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 398 [2020-10-27 21:05:10,102 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 21:05:11,243 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-27 21:05:12,448 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 21:05:13,657 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-27 21:05:14,882 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 21:05:16,945 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-27 21:05:18,213 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-27 21:05:19,398 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-27 21:05:20,664 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-27 21:05:21,867 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:05:23,166 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 398 [2020-10-27 21:05:24,496 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:05:25,915 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-27 21:06:12,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:06:12,993 INFO L93 Difference]: Finished difference Result 3586 states and 6635 transitions. [2020-10-27 21:06:12,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2020-10-27 21:06:12,996 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 133 [2020-10-27 21:06:12,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:06:13,065 INFO L225 Difference]: With dead ends: 3586 [2020-10-27 21:06:13,065 INFO L226 Difference]: Without dead ends: 2881 [2020-10-27 21:06:13,088 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5556 ImplicationChecksByTransitivity, 58.0s TimeCoverageRelationStatistics Valid=1981, Invalid=14275, Unknown=0, NotChecked=0, Total=16256 [2020-10-27 21:06:13,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2881 states. [2020-10-27 21:06:13,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2881 to 1820. [2020-10-27 21:06:13,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1820 states. [2020-10-27 21:06:13,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1820 states to 1820 states and 2906 transitions. [2020-10-27 21:06:13,792 INFO L78 Accepts]: Start accepts. Automaton has 1820 states and 2906 transitions. Word has length 133 [2020-10-27 21:06:13,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:06:13,793 INFO L481 AbstractCegarLoop]: Abstraction has 1820 states and 2906 transitions. [2020-10-27 21:06:13,793 INFO L482 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-10-27 21:06:13,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1820 states and 2906 transitions. [2020-10-27 21:06:13,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-10-27 21:06:13,803 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:06:13,804 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:06:13,804 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 21:06:13,804 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:06:13,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:06:13,805 INFO L82 PathProgramCache]: Analyzing trace with hash 1884517197, now seen corresponding path program 1 times [2020-10-27 21:06:13,805 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:06:13,806 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2047005894] [2020-10-27 21:06:13,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:06:13,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:13,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:14,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:14,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:14,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:14,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:15,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:15,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:18,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:18,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:18,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 205 [2020-10-27 21:06:18,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 21:06:18,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5065 [2020-10-27 21:06:18,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:18,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:06:18,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 133 [2020-10-27 21:06:18,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:06:18,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 21:06:20,082 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-27 21:06:20,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:06:20,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:20,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:20,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:20,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:06:20,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:20,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-27 21:06:20,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:20,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:20,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:20,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:20,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:20,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:06:20,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:20,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:20,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:20,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:06:20,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:20,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:06:20,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:20,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:20,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:20,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:20,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:20,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:06:20,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:20,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:20,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:20,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:06:20,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:20,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:06:20,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:20,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:20,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:20,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:20,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:20,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:06:20,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:20,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:20,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:20,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:06:20,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:20,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:06:20,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:20,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:20,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:20,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:20,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:20,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:06:20,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:20,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:20,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:20,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:06:20,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:20,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:06:20,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:20,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:20,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:20,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:20,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:20,396 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-27 21:06:20,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 21:06:20,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:20,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:20,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:20,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:06:20,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:20,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 21:06:20,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:20,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:20,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:20,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:20,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:20,602 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 21:06:20,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:06:20,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:20,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:20,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:20,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:06:20,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:20,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 21:06:20,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:20,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:20,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:20,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:20,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:20,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 21:06:20,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:20,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:20,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:20,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:20,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:20,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:21,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:21,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 21:06:21,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:06:21,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 607 [2020-10-27 21:06:21,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:21,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:06:21,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 21:06:21,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 21:06:21,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:21,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:06:21,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:21,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:21,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:21,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:21,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:21,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:06:21,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 21:06:21,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 21:06:21,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:21,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:06:21,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:06:21,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:06:21,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:21,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 21:06:21,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:21,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:21,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:21,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:21,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:06:21,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:06:21,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-27 21:06:21,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:21,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:06:21,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:06:21,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 21:06:21,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:21,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 21:06:21,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:21,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:21,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:21,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:06:21,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:21,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:06:21,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:21,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:06:21,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:21,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:06:21,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:21,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 21:06:21,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:21,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:21,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:21,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:06:21,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:21,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:06:21,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:21,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:21,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:21,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:21,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:21,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:06:21,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:21,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:21,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:21,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:06:21,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:21,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:06:21,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:21,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:21,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:21,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:21,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:21,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:06:21,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:21,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:21,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:21,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:06:21,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:21,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:06:21,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:21,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:21,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:21,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:21,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:21,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-27 21:06:21,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:21,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:21,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:21,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 21:06:21,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:21,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-27 21:06:21,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:21,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:06:21,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:21,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 21:06:21,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:21,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 21:06:21,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:21,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:21,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:21,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:06:21,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:21,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 21:06:21,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:21,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:06:21,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:21,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 21:06:21,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:21,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:06:21,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:21,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:21,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:21,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:06:21,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:21,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:06:21,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:21,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:21,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:21,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:21,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:21,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-27 21:06:21,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:21,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:21,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:21,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:21,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-27 21:06:21,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:06:21,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-27 21:06:21,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:21,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:21,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-27 21:06:21,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:21,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:21,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:06:21,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:21,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:21,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:21,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:06:21,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:21,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:06:21,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:21,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:21,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:21,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:21,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:21,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:06:21,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:21,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:21,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:21,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:06:21,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:21,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:06:21,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:21,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:21,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:21,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:21,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:21,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 21:06:21,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:21,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:21,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:21,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:06:21,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:21,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:06:21,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:21,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:21,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:21,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:21,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:21,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 21:06:21,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:21,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:21,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:21,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:21,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:06:21,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:06:21,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 21:06:21,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:21,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:21,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 21:06:21,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:21,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:21,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-27 21:06:21,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:21,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:21,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:21,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:06:21,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:21,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:06:21,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:21,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:21,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:06:21,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:21,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:22,068 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 21:06:22,069 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2047005894] [2020-10-27 21:06:22,069 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:06:22,070 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2020-10-27 21:06:22,070 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746599679] [2020-10-27 21:06:22,073 INFO L461 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-27 21:06:22,073 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:06:22,074 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-27 21:06:22,074 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=372, Unknown=0, NotChecked=0, Total=420 [2020-10-27 21:06:22,075 INFO L87 Difference]: Start difference. First operand 1820 states and 2906 transitions. Second operand 21 states. [2020-10-27 21:06:24,471 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 21:06:25,779 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 21:06:26,936 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:06:28,294 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 21:06:29,462 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-27 21:06:30,737 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 21:06:32,020 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-27 21:06:33,401 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 21:06:37,493 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 21:06:38,705 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 21:06:39,823 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 21:06:40,111 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-27 21:06:40,370 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-27 21:06:41,745 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 21:06:45,120 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 21:06:47,139 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-27 21:06:54,029 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 21:07:13,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:07:13,595 INFO L93 Difference]: Finished difference Result 4869 states and 8891 transitions. [2020-10-27 21:07:13,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-10-27 21:07:13,596 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 141 [2020-10-27 21:07:13,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:07:13,630 INFO L225 Difference]: With dead ends: 4869 [2020-10-27 21:07:13,630 INFO L226 Difference]: Without dead ends: 3018 [2020-10-27 21:07:13,644 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 425 ImplicationChecksByTransitivity, 14.8s TimeCoverageRelationStatistics Valid=376, Invalid=1976, Unknown=0, NotChecked=0, Total=2352 [2020-10-27 21:07:13,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3018 states. [2020-10-27 21:07:14,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3018 to 1775. [2020-10-27 21:07:14,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1775 states. [2020-10-27 21:07:14,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1775 states to 1775 states and 2815 transitions. [2020-10-27 21:07:14,170 INFO L78 Accepts]: Start accepts. Automaton has 1775 states and 2815 transitions. Word has length 141 [2020-10-27 21:07:14,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:07:14,170 INFO L481 AbstractCegarLoop]: Abstraction has 1775 states and 2815 transitions. [2020-10-27 21:07:14,170 INFO L482 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-10-27 21:07:14,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 2815 transitions. [2020-10-27 21:07:14,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-10-27 21:07:14,175 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:07:14,175 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:07:14,176 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 21:07:14,176 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:07:14,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:07:14,176 INFO L82 PathProgramCache]: Analyzing trace with hash 1427388738, now seen corresponding path program 1 times [2020-10-27 21:07:14,177 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:07:14,177 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1342336998] [2020-10-27 21:07:14,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:07:14,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:14,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:14,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:14,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:14,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:14,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:17,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:18,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:19,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:19,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 205 [2020-10-27 21:07:19,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 21:07:19,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-27 21:07:19,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:19,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:07:19,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-27 21:07:19,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-27 21:07:19,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0