/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_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 21:03:40,673 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 21:03:40,675 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 21:03:40,711 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 21:03:40,711 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 21:03:40,713 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 21:03:40,714 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 21:03:40,717 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 21:03:40,719 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 21:03:40,720 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 21:03:40,721 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 21:03:40,722 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 21:03:40,723 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 21:03:40,724 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 21:03:40,725 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 21:03:40,727 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 21:03:40,728 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 21:03:40,729 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 21:03:40,731 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 21:03:40,746 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 21:03:40,748 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 21:03:40,750 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 21:03:40,751 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 21:03:40,752 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 21:03:40,755 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 21:03:40,756 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 21:03:40,756 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 21:03:40,757 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 21:03:40,758 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 21:03:40,759 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 21:03:40,759 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 21:03:40,760 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 21:03:40,761 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 21:03:40,762 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 21:03:40,763 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 21:03:40,764 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 21:03:40,765 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 21:03:40,765 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 21:03:40,765 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 21:03:40,769 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 21:03:40,769 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 21:03:40,771 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 21:03:40,820 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 21:03:40,821 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 21:03:40,823 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 21:03:40,824 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 21:03:40,824 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 21:03:40,826 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 21:03:40,826 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 21:03:40,826 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 21:03:40,826 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 21:03:40,826 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 21:03:40,827 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 21:03:40,828 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 21:03:40,828 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 21:03:40,828 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 21:03:40,829 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 21:03:40,829 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 21:03:40,829 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 21:03:40,829 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 21:03:40,829 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 21:03:40,830 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 21:03:40,830 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 21:03:40,830 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 21:03:40,831 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 21:03:40,831 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 21:03:40,831 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 21:03:40,831 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 21:03:40,831 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 21:03:40,832 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 21:03:40,832 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 21:03:40,832 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 21:03:41,208 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 21:03:41,250 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 21:03:41,253 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 21:03:41,255 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 21:03:41,255 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 21:03:41,256 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec3_product31.cil.c [2020-10-27 21:03:41,336 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/218d3e36f/3ce3b882d65a43d6b75bf5f08388c7c6/FLAG9a5e075bc [2020-10-27 21:03:42,103 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 21:03:42,104 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec3_product31.cil.c [2020-10-27 21:03:42,140 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/218d3e36f/3ce3b882d65a43d6b75bf5f08388c7c6/FLAG9a5e075bc [2020-10-27 21:03:42,318 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/218d3e36f/3ce3b882d65a43d6b75bf5f08388c7c6 [2020-10-27 21:03:42,320 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 21:03:42,327 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 21:03:42,329 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 21:03:42,329 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 21:03:42,333 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 21:03:42,334 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:03:42" (1/1) ... [2020-10-27 21:03:42,337 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d653f34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:03:42, skipping insertion in model container [2020-10-27 21:03:42,337 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:03:42" (1/1) ... [2020-10-27 21:03:42,346 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 21:03:42,443 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 21:03:43,023 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 21:03:43,035 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 21:03:43,239 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 21:03:43,329 INFO L208 MainTranslator]: Completed translation [2020-10-27 21:03:43,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:03:43 WrapperNode [2020-10-27 21:03:43,330 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 21:03:43,332 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 21:03:43,332 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 21:03:43,333 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 21:03:43,346 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:03:43" (1/1) ... [2020-10-27 21:03:43,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:03:43" (1/1) ... [2020-10-27 21:03:43,397 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:03:43" (1/1) ... [2020-10-27 21:03:43,398 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:03:43" (1/1) ... [2020-10-27 21:03:43,493 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:03:43" (1/1) ... [2020-10-27 21:03:43,536 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:03:43" (1/1) ... [2020-10-27 21:03:43,559 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:03:43" (1/1) ... [2020-10-27 21:03:43,587 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 21:03:43,588 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 21:03:43,589 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 21:03:43,589 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 21:03:43,592 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:03:43" (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 21:03:43,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 21:03:43,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 21:03:43,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 21:03:43,680 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 21:03:43,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 21:03:43,682 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 21:03:43,682 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 21:03:43,682 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 21:03:43,682 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 21:03:43,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-27 21:03:43,683 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__2 [2020-10-27 21:03:43,683 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 21:03:43,683 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 21:03:43,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 21:03:43,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 21:03:43,685 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 21:03:43,685 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 21:03:43,685 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-27 21:03:43,685 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-27 21:03:43,685 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 21:03:43,685 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-27 21:03:43,686 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-27 21:03:43,686 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-27 21:03:43,686 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-27 21:03:43,686 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-27 21:03:43,686 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-27 21:03:43,686 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-27 21:03:43,686 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-27 21:03:43,686 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-27 21:03:43,687 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-27 21:03:43,687 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-27 21:03:43,687 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-27 21:03:43,687 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-27 21:03:43,687 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-27 21:03:43,687 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-27 21:03:43,687 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-27 21:03:43,688 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-27 21:03:43,688 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2020-10-27 21:03:43,688 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-27 21:03:43,688 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-27 21:03:43,688 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-27 21:03:43,688 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-27 21:03:43,688 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-27 21:03:43,689 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-27 21:03:43,689 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-27 21:03:43,689 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-27 21:03:43,689 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-27 21:03:43,689 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-27 21:03:43,689 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-27 21:03:43,689 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-27 21:03:43,690 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-27 21:03:43,690 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-27 21:03:43,690 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-27 21:03:43,691 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-27 21:03:43,691 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-27 21:03:43,691 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-27 21:03:43,691 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-27 21:03:43,691 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-27 21:03:43,691 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 21:03:43,692 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-27 21:03:43,692 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-27 21:03:43,692 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-27 21:03:43,692 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-27 21:03:43,692 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-27 21:03:43,693 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-27 21:03:43,693 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-27 21:03:43,693 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-27 21:03:43,693 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-27 21:03:43,693 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-27 21:03:43,693 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-27 21:03:43,694 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-27 21:03:43,694 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 21:03:43,695 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-27 21:03:43,696 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-27 21:03:43,696 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-27 21:03:43,696 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 21:03:43,696 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-27 21:03:43,696 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 21:03:43,697 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 21:03:43,697 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 21:03:43,697 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 21:03:43,697 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 21:03:43,697 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 21:03:43,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 21:03:43,698 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 21:03:43,698 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 21:03:43,698 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 21:03:43,699 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 21:03:43,699 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 21:03:43,699 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 21:03:43,699 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-27 21:03:43,699 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-27 21:03:43,699 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-27 21:03:43,699 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-27 21:03:43,700 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__2 [2020-10-27 21:03:43,700 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 21:03:43,700 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 21:03:43,700 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 21:03:43,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 21:03:43,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 21:03:43,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 21:03:43,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 21:03:43,701 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 21:03:43,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 21:03:43,701 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 21:03:43,701 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 21:03:43,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 21:03:43,701 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 21:03:43,702 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 21:03:43,702 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 21:03:43,702 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-27 21:03:43,703 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-27 21:03:43,703 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 21:03:43,704 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-27 21:03:43,704 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-27 21:03:43,704 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-27 21:03:43,705 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-27 21:03:43,706 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-27 21:03:43,706 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-27 21:03:43,706 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-27 21:03:43,706 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-27 21:03:43,706 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 21:03:43,707 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 21:03:43,707 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-27 21:03:43,707 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-27 21:03:43,707 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-27 21:03:43,707 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-27 21:03:43,707 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-27 21:03:43,708 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-27 21:03:43,708 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-27 21:03:43,709 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-27 21:03:43,710 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-27 21:03:43,713 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 21:03:43,713 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-27 21:03:43,713 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-27 21:03:43,713 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-27 21:03:43,713 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-27 21:03:43,714 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-27 21:03:43,715 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-27 21:03:43,716 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-27 21:03:43,716 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-27 21:03:43,716 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-27 21:03:43,716 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2020-10-27 21:03:43,723 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-27 21:03:43,723 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-27 21:03:43,723 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-27 21:03:43,723 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-27 21:03:43,723 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-27 21:03:43,723 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-27 21:03:43,723 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-27 21:03:43,724 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-27 21:03:43,724 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-27 21:03:43,724 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-27 21:03:43,724 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-27 21:03:43,724 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-27 21:03:43,724 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-27 21:03:43,724 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-27 21:03:43,724 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 21:03:43,725 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-27 21:03:43,725 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-27 21:03:43,725 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-27 21:03:43,726 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-27 21:03:43,726 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-27 21:03:43,726 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-27 21:03:43,726 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-27 21:03:43,726 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-27 21:03:43,726 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-27 21:03:43,726 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 21:03:43,727 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-27 21:03:43,727 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 21:03:43,727 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 21:03:43,727 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 21:03:43,727 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 21:03:43,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 21:03:43,727 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 21:03:46,530 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 21:03:46,530 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-27 21:03:46,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:03:46 BoogieIcfgContainer [2020-10-27 21:03:46,534 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 21:03:46,536 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 21:03:46,536 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 21:03:46,539 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 21:03:46,539 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 09:03:42" (1/3) ... [2020-10-27 21:03:46,540 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e8a6cac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:03:46, skipping insertion in model container [2020-10-27 21:03:46,540 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:03:43" (2/3) ... [2020-10-27 21:03:46,541 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e8a6cac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:03:46, skipping insertion in model container [2020-10-27 21:03:46,541 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:03:46" (3/3) ... [2020-10-27 21:03:46,542 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec3_product31.cil.c [2020-10-27 21:03:46,554 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 21:03:46,560 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 21:03:46,574 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 21:03:46,607 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 21:03:46,607 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 21:03:46,607 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 21:03:46,607 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 21:03:46,607 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 21:03:46,607 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 21:03:46,607 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 21:03:46,608 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 21:03:46,645 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states. [2020-10-27 21:03:46,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-10-27 21:03:46,673 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:03:46,674 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 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] [2020-10-27 21:03:46,674 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 21:03:46,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:03:46,681 INFO L82 PathProgramCache]: Analyzing trace with hash 158758385, now seen corresponding path program 1 times [2020-10-27 21:03:46,690 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:03:46,691 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [384534975] [2020-10-27 21:03:46,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:03:47,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:47,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:47,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:47,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:48,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:50,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:52,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:52,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 208 [2020-10-27 21:03:52,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:03:52,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5069 [2020-10-27 21:03:52,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:52,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:03:52,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 61 [2020-10-27 21:03:52,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 21:03:52,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 21:03:53,370 WARN L193 SmtUtils]: Spent 946.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 21:03:53,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:03:53,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:53,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:53,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:53,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:53,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:53,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-27 21:03:53,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:53,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:53,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:53,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:53,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:53,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:03:53,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:53,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:53,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:53,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:03:53,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:53,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:03:53,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:53,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:53,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:53,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:53,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:53,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:03:53,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:53,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:53,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:53,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:03:53,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:53,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:03:53,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:53,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:53,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:53,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:53,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:53,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:03:53,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:53,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:53,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:53,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:53,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:53,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:03:53,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:53,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:53,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:53,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:53,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:53,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:03:53,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:53,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:53,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:53,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:03:53,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:53,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:03:53,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:53,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:53,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:53,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:53,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:53,712 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-27 21:03:53,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 21:03:53,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:53,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:53,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:53,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:03:53,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:53,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 21:03:53,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:53,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:53,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:53,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:53,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:53,881 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 21:03:53,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:03:53,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:53,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:53,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:53,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:53,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:53,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 21:03:53,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:53,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:53,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:53,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:53,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:53,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 21:03:53,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:53,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:53,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:54,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:54,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 21:03:54,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:03:54,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 296 [2020-10-27 21:03:54,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:54,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:03:54,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:03:54,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 21:03:54,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:54,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:03:54,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:54,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:54,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:54,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:03:54,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:54,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:03:54,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:54,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:03:54,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:54,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 21:03:54,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:54,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 21:03:54,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:54,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:54,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:54,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:54,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:03:54,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:03:54,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-27 21:03:54,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:54,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:03:54,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:03:54,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 21:03:54,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:54,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 21:03:54,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:54,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:54,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:54,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:03:54,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:54,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:03:54,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:54,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:03:54,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:54,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 21:03:54,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:54,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 21:03:54,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:54,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:54,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:54,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:03:54,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:54,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:03:54,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:54,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:54,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 21:03:54,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:54,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:54,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:03:54,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:54,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:54,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:54,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:54,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:54,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:03:54,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:54,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:54,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:54,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:54,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:54,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:03:54,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:54,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:54,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:54,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:54,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:54,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:03:54,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:54,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:54,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:54,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:54,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:54,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 21:03:54,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:54,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:54,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:54,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 21:03:54,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:54,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:03:54,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:54,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:54,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 21:03:54,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:54,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:54,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:03:54,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:54,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:54,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:54,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:03:54,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:54,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:03:54,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:54,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:54,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:54,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:54,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:54,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:03:54,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:54,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:54,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:54,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:03:54,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:54,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:03:54,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:54,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:54,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:54,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:54,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:54,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:03:54,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:54,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:54,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:54,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:54,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:54,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:03:54,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:54,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:54,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:54,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:54,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:54,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 21:03:54,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:54,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:54,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:54,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 21:03:54,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:54,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 21:03:54,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:54,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:54,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 21:03:54,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:54,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:54,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:03:54,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:54,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:54,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:54,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:03:54,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:54,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:03:54,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:54,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:54,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:54,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:54,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:54,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:03:54,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:54,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:54,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:54,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:03:54,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:54,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:03:54,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:54,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:54,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:54,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:54,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:54,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:03:54,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:54,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:54,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:54,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:54,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:54,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:03:54,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:54,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:54,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:54,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:54,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:54,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-27 21:03:54,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:54,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:54,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:54,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:54,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:03:54,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:03:54,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:03:54,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:54,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:54,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 21:03:54,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:54,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:54,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-27 21:03:54,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:54,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:54,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:54,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:54,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:54,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:03:54,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:54,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:54,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:03:54,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:54,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:54,777 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-27 21:03:54,778 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [384534975] [2020-10-27 21:03:54,780 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:03:54,780 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-27 21:03:54,781 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462898576] [2020-10-27 21:03:54,787 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 21:03:54,787 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:03:54,802 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 21:03:54,805 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2020-10-27 21:03:54,807 INFO L87 Difference]: Start difference. First operand 841 states. Second operand 13 states. [2020-10-27 21:03:56,452 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 21:03:57,794 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:03:59,007 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 401 [2020-10-27 21:04:00,180 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 401 [2020-10-27 21:04:01,376 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 404 [2020-10-27 21:04:02,492 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:04:05,902 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 21:04:08,137 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 21:04:10,157 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-27 21:04:26,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:04:26,549 INFO L93 Difference]: Finished difference Result 1735 states and 3012 transitions. [2020-10-27 21:04:26,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-27 21:04:26,551 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 142 [2020-10-27 21:04:26,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:04:26,605 INFO L225 Difference]: With dead ends: 1735 [2020-10-27 21:04:26,605 INFO L226 Difference]: Without dead ends: 1048 [2020-10-27 21:04:26,623 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 183 ImplicationChecksByTransitivity, 8.0s TimeCoverageRelationStatistics Valid=235, Invalid=695, Unknown=0, NotChecked=0, Total=930 [2020-10-27 21:04:26,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1048 states. [2020-10-27 21:04:27,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1048 to 684. [2020-10-27 21:04:27,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 684 states. [2020-10-27 21:04:27,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 684 states and 1079 transitions. [2020-10-27 21:04:27,062 INFO L78 Accepts]: Start accepts. Automaton has 684 states and 1079 transitions. Word has length 142 [2020-10-27 21:04:27,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:04:27,062 INFO L481 AbstractCegarLoop]: Abstraction has 684 states and 1079 transitions. [2020-10-27 21:04:27,062 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 21:04:27,063 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1079 transitions. [2020-10-27 21:04:27,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-10-27 21:04:27,076 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:04:27,077 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 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] [2020-10-27 21:04:27,077 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 21:04:27,077 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 21:04:27,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:04:27,078 INFO L82 PathProgramCache]: Analyzing trace with hash 97443121, now seen corresponding path program 1 times [2020-10-27 21:04:27,078 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:04:27,079 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1025320263] [2020-10-27 21:04:27,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:04:27,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:27,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:27,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:27,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:27,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:27,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:28,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:28,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:28,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:32,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:32,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 209 [2020-10-27 21:04:32,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 21:04:32,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-27 21:04:32,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:32,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:04:32,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-27 21:04:32,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 21:04:32,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:33,323 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 21:04:33,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:04:33,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:33,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:33,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:33,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:04:33,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:33,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-27 21:04:33,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:33,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:33,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:33,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:33,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:33,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:04:33,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:33,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:33,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:33,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:04:33,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:33,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:04:33,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:33,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:33,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:33,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:33,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:33,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:04:33,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:33,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:33,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:33,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:04:33,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:33,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:04:33,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:33,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:33,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:33,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:33,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:33,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:04:33,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:33,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:33,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:33,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:04:33,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:33,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:04:33,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:33,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:33,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:33,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:33,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:33,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:04:33,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:33,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:33,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:33,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:04:33,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:33,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:04:33,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:33,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:33,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:33,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:33,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:33,618 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-27 21:04:33,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 21:04:33,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:33,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:33,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:33,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:04:33,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:33,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 21:04:33,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:33,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:33,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:33,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:33,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:33,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:04:33,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:33,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:33,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:33,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:04:33,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:33,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 21:04:33,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:33,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:33,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:33,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:33,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:33,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 21:04:33,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:33,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:33,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:33,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:33,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:34,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:34,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 21:04:34,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 21:04:34,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 405 [2020-10-27 21:04:34,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:34,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:04:34,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 21:04:34,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 21:04:34,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:34,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:04:34,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:34,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:34,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:34,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:34,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:34,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:04:34,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 21:04:34,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 21:04:34,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:34,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:04:34,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:04:34,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:04:34,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:34,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 21:04:34,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:34,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:34,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:34,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:34,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:04:34,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:04:34,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 81 [2020-10-27 21:04:34,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:34,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:04:34,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:04:34,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 21:04:34,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:34,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 21:04:34,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:34,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:34,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:34,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:04:34,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:34,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:04:34,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:34,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:04:34,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:34,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:04:34,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:34,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 21:04:34,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:34,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:34,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:34,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:04:34,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:34,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:04:34,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:34,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:34,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 21:04:34,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:34,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:34,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:04:34,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:34,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:34,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:34,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:04:34,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:34,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:04:34,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:34,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:34,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:34,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:34,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:34,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:04:34,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:34,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:34,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:34,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:04:34,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:34,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:04:34,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:34,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:34,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:34,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:34,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:34,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-27 21:04:34,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:34,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:34,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:34,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 21:04:34,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:34,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:04:34,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:34,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:34,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 21:04:34,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:34,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:34,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:04:34,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:34,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:34,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:34,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:04:34,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:34,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:04:34,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:34,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:34,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:34,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:34,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:34,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:04:34,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:34,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:34,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:34,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:04:34,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:34,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:04:34,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:34,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:34,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:34,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:34,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:34,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:04:34,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:34,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:34,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:34,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:04:34,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:34,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:04:34,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:34,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:34,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:34,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:34,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:34,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 21:04:34,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:34,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:34,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:34,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 21:04:34,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:34,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 21:04:34,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:34,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:34,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 21:04:34,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:34,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:34,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:04:34,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:34,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:34,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:34,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:04:34,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:34,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:04:34,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:34,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:34,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:34,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:34,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:34,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:04:34,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:34,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:34,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:34,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:04:34,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:34,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:04:34,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:34,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:34,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:34,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:34,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:34,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:04:34,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:34,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:34,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:34,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:04:34,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:34,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:04:34,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:34,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:34,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:34,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:34,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:34,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-27 21:04:34,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:34,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:34,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:34,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:34,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:04:34,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:04:34,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:04:34,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:34,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:34,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 21:04:34,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:34,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:34,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-27 21:04:34,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:34,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:34,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:34,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:04:34,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:34,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:04:34,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:34,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:34,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:04:34,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:34,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:34,792 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-27 21:04:34,792 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1025320263] [2020-10-27 21:04:34,792 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:04:34,792 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-10-27 21:04:34,793 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1007753273] [2020-10-27 21:04:34,795 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-27 21:04:34,796 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:04:34,796 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-27 21:04:34,797 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=202, Unknown=0, NotChecked=0, Total=240 [2020-10-27 21:04:34,797 INFO L87 Difference]: Start difference. First operand 684 states and 1079 transitions. Second operand 16 states. [2020-10-27 21:04:36,352 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 21:04:37,697 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:04:38,894 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 402 [2020-10-27 21:04:40,224 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:04:41,338 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 402 [2020-10-27 21:04:42,558 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:04:43,814 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 402 [2020-10-27 21:04:45,093 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:04:48,986 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 21:04:51,582 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 21:04:54,111 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-27 21:05:14,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:05:14,038 INFO L93 Difference]: Finished difference Result 1698 states and 2902 transitions. [2020-10-27 21:05:14,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-10-27 21:05:14,039 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 143 [2020-10-27 21:05:14,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:05:14,051 INFO L225 Difference]: With dead ends: 1698 [2020-10-27 21:05:14,051 INFO L226 Difference]: Without dead ends: 1044 [2020-10-27 21:05:14,056 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 218 ImplicationChecksByTransitivity, 10.4s TimeCoverageRelationStatistics Valid=276, Invalid=984, Unknown=0, NotChecked=0, Total=1260 [2020-10-27 21:05:14,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1044 states. [2020-10-27 21:05:14,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1044 to 688. [2020-10-27 21:05:14,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 688 states. [2020-10-27 21:05:14,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 688 states and 1082 transitions. [2020-10-27 21:05:14,236 INFO L78 Accepts]: Start accepts. Automaton has 688 states and 1082 transitions. Word has length 143 [2020-10-27 21:05:14,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:05:14,237 INFO L481 AbstractCegarLoop]: Abstraction has 688 states and 1082 transitions. [2020-10-27 21:05:14,237 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-27 21:05:14,237 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1082 transitions. [2020-10-27 21:05:14,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-10-27 21:05:14,242 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:05:14,242 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 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] [2020-10-27 21:05:14,242 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 21:05:14,243 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 21:05:14,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:05:14,243 INFO L82 PathProgramCache]: Analyzing trace with hash -1792083723, now seen corresponding path program 1 times [2020-10-27 21:05:14,244 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:05:14,244 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1424190190] [2020-10-27 21:05:14,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:05:14,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:14,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:14,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:14,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:14,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:14,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:15,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:16,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:16,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:19,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:19,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 210 [2020-10-27 21:05:19,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 21:05:19,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-27 21:05:19,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:19,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:05:19,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 63 [2020-10-27 21:05:19,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 21:05:19,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:20,556 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 21:05:20,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:05:20,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:20,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:20,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:20,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:05:20,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:20,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-27 21:05:20,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:20,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:20,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:20,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:20,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:20,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:05:20,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:20,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:20,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:20,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:05:20,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:20,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:05:20,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:20,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:20,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:20,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:20,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:20,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:05:20,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:20,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:20,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:20,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:05:20,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:20,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:05:20,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:20,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:20,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:20,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:20,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:20,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:05:20,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:20,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:20,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:20,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:05:20,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:20,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:05:20,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:20,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:20,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:20,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:20,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:20,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:05:20,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:20,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:20,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:20,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:05:20,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:20,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:05:20,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:20,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:20,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:20,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:20,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:20,874 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-27 21:05:20,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 21:05:20,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:20,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:20,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:20,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:05:20,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:20,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 21:05:20,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:20,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:20,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:20,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:20,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:21,023 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 21:05:21,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:05:21,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:21,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:21,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:21,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:05:21,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:21,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:05:21,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:21,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:21,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:21,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:21,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-27 21:05:21,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 21:05:21,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:21,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:21,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:21,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:21,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:21,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:21,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 21:05:21,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 21:05:21,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 428 [2020-10-27 21:05:21,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:21,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:05:21,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-27 21:05:21,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 21:05:21,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:21,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:05:21,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:21,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:21,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:21,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:21,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:21,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:05:21,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 21:05:21,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 21:05:21,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:21,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:05:21,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:05:21,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:05:21,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:21,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:05:21,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:21,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:21,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:21,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:21,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:05:21,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:05:21,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 131 [2020-10-27 21:05:21,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:21,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:05:21,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:05:21,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 21:05:21,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:21,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 21:05:21,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:21,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:21,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:21,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:05:21,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:21,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 21:05:21,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:21,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:05:21,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:21,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:05:21,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:21,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-27 21:05:21,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:21,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:21,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:21,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:05:21,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:21,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:05:21,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:21,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:21,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 21:05:21,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:21,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:21,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:05:21,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:21,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:21,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:21,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:05:21,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:21,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:05:21,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:21,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:21,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:21,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:21,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:21,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:05:21,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:21,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:21,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:21,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:05:21,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:21,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:05:21,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:21,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:21,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:21,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:21,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:21,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-27 21:05:22,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:22,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:22,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:22,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 21:05:22,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:22,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:05:22,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:22,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:22,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 21:05:22,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:22,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:22,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:05:22,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:22,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:22,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:22,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:05:22,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:22,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:05:22,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:22,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:22,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:22,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:22,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:05:22,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:05:22,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:22,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:22,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:22,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:05:22,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:22,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:05:22,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:22,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:22,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:22,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:22,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:05:22,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:05:22,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:22,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:22,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:22,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:05:22,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:22,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:05:22,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:22,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:22,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:22,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:22,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:22,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-27 21:05:22,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:22,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:22,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:22,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 21:05:22,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:22,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 21:05:22,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:22,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:22,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 21:05:22,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:22,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:22,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:05:22,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:22,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:22,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:22,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:05:22,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:22,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:05:22,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:22,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:22,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:22,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:22,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:22,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:05:22,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:22,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:22,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:22,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:05:22,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:22,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:05:22,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:22,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:22,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:22,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:22,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:22,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:05:22,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:22,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:22,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:22,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:05:22,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:22,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:05:22,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:22,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:22,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:22,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:22,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:22,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 21:05:22,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:22,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:22,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:22,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:22,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:05:22,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:05:22,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:05:22,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:22,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:22,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 21:05:22,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:22,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:22,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 21:05:22,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:22,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:22,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:22,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:05:22,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:22,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:05:22,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:22,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:22,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:05:22,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:22,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:05:22,230 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-27 21:05:22,230 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1424190190] [2020-10-27 21:05:22,231 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:05:22,231 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-10-27 21:05:22,231 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141465575] [2020-10-27 21:05:22,232 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-27 21:05:22,232 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:05:22,233 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-27 21:05:22,233 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=202, Unknown=0, NotChecked=0, Total=240 [2020-10-27 21:05:22,234 INFO L87 Difference]: Start difference. First operand 688 states and 1082 transitions. Second operand 16 states. [2020-10-27 21:05:24,319 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 21:05:25,610 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:05:26,811 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 402 [2020-10-27 21:05:28,140 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:05:29,298 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 402 [2020-10-27 21:05:30,519 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 401 [2020-10-27 21:05:31,825 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 404 [2020-10-27 21:05:33,154 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 401 [2020-10-27 21:05:37,168 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 21:05:39,978 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 21:05:42,636 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-27 21:06:04,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:06:04,551 INFO L93 Difference]: Finished difference Result 1702 states and 2900 transitions. [2020-10-27 21:06:04,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-10-27 21:06:04,552 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 144 [2020-10-27 21:06:04,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:06:04,563 INFO L225 Difference]: With dead ends: 1702 [2020-10-27 21:06:04,563 INFO L226 Difference]: Without dead ends: 1044 [2020-10-27 21:06:04,568 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 218 ImplicationChecksByTransitivity, 10.7s TimeCoverageRelationStatistics Valid=276, Invalid=984, Unknown=0, NotChecked=0, Total=1260 [2020-10-27 21:06:04,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1044 states. [2020-10-27 21:06:04,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1044 to 688. [2020-10-27 21:06:04,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 688 states. [2020-10-27 21:06:04,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 688 states and 1078 transitions. [2020-10-27 21:06:04,829 INFO L78 Accepts]: Start accepts. Automaton has 688 states and 1078 transitions. Word has length 144 [2020-10-27 21:06:04,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:06:04,829 INFO L481 AbstractCegarLoop]: Abstraction has 688 states and 1078 transitions. [2020-10-27 21:06:04,830 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-27 21:06:04,830 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1078 transitions. [2020-10-27 21:06:04,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-10-27 21:06:04,834 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:06:04,835 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 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] [2020-10-27 21:06:04,835 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 21:06:04,835 INFO L429 AbstractCegarLoop]: === Iteration 4 === [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 21:06:04,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:06:04,836 INFO L82 PathProgramCache]: Analyzing trace with hash -657183247, now seen corresponding path program 1 times [2020-10-27 21:06:04,836 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:06:04,836 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [704966261] [2020-10-27 21:06:04,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:06:04,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:04,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:05,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:05,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:05,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:05,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:06,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:06,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:08,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:09,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:09,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 209 [2020-10-27 21:06:09,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 21:06:09,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-27 21:06:09,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:09,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:06:09,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 69 [2020-10-27 21:06:09,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:06:09,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:11,052 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 21:06:11,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:06:11,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:11,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:11,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:11,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:06:11,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:11,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-27 21:06:11,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:11,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:11,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:11,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:11,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:11,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:06:11,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:11,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:11,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:11,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:06:11,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:11,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:06:11,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:11,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:11,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:11,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:11,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:11,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:06:11,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:11,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:11,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:11,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:06:11,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:11,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:06:11,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:11,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:11,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:11,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:11,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:11,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:06:11,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:11,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:11,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:11,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:06:11,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:11,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:06:11,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:11,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:11,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:11,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:11,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:11,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:06:11,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:11,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:11,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:11,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:06:11,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:11,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:06:11,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:11,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:11,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:11,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:11,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:11,362 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-27 21:06:11,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 21:06:11,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:11,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:11,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:11,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:06:11,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:11,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 21:06:11,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:11,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:11,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:11,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:11,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:11,518 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 21:06:11,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:06:11,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:11,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:11,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:11,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:06:11,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:11,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:06:11,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:11,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:11,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:11,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:11,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:11,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 21:06:11,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:11,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:11,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:11,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:11,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:11,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:11,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 21:06:11,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 21:06:11,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 323 [2020-10-27 21:06:11,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:11,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:06:11,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 21:06:11,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:06:11,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:11,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:06:11,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:11,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:11,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:11,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:06:11,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:11,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:06:11,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:11,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:11,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:11,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:11,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:11,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 21:06:11,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:11,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:11,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:11,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:11,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 21:06:11,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:06:11,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 21:06:11,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:11,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:06:11,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 21:06:11,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:06:11,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:11,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 21:06:11,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:11,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:11,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:11,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:06:11,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:11,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:06:11,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:11,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:06:11,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:06:11,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 21:06:11,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:12,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 21:06:12,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:12,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:12,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:12,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:06:12,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:12,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:06:12,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:12,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:12,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 21:06:12,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:12,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:12,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:06:12,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:12,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:12,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:12,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:06:12,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:12,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:06:12,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:12,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:12,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:12,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:12,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:12,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:06:12,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:12,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:12,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:12,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:06:12,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:12,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:06:12,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:12,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:12,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:12,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:12,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:12,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-27 21:06:12,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:12,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:12,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:12,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 21:06:12,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:12,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:06:12,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:12,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:12,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 21:06:12,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:12,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:12,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:06:12,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:12,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:12,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:12,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:06:12,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:12,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:06:12,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:12,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:12,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:12,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:12,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:12,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:06:12,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:12,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:12,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:12,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:06:12,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:12,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:06:12,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:12,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:12,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:12,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:12,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:12,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:06:12,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:12,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:12,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:12,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:06:12,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:12,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:06:12,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:12,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:12,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:12,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:12,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:12,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 21:06:12,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:12,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:12,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:12,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 21:06:12,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:12,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 21:06:12,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:12,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:12,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 21:06:12,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:12,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:12,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:06:12,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:12,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:12,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:12,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:06:12,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:12,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:06:12,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:12,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:12,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:12,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:12,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:12,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:06:12,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:12,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:12,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:12,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:06:12,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:12,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:06:12,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:12,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:12,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:12,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:12,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:12,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:06:12,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:12,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:12,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:12,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:06:12,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:12,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:06:12,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:12,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:12,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:12,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:12,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:12,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-27 21:06:12,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:12,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:12,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:12,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:12,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:06:12,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:06:12,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:06:12,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:12,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:12,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 21:06:12,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:12,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:12,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-27 21:06:12,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:12,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:12,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:12,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:06:12,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:12,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:06:12,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:12,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:12,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:06:12,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:12,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:12,184 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-27 21:06:12,184 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [704966261] [2020-10-27 21:06:12,185 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:06:12,185 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-27 21:06:12,185 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132681759] [2020-10-27 21:06:12,185 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 21:06:12,186 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:06:12,186 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 21:06:12,186 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2020-10-27 21:06:12,187 INFO L87 Difference]: Start difference. First operand 688 states and 1078 transitions. Second operand 11 states. [2020-10-27 21:06:13,394 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 21:06:14,803 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:06:16,013 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:06:18,739 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 21:06:20,705 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 21:06:22,501 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-27 21:06:38,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:06:38,224 INFO L93 Difference]: Finished difference Result 1706 states and 2906 transitions. [2020-10-27 21:06:38,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-27 21:06:38,230 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 143 [2020-10-27 21:06:38,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:06:38,240 INFO L225 Difference]: With dead ends: 1706 [2020-10-27 21:06:38,240 INFO L226 Difference]: Without dead ends: 1050 [2020-10-27 21:06:38,245 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=152, Invalid=400, Unknown=0, NotChecked=0, Total=552 [2020-10-27 21:06:38,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1050 states. [2020-10-27 21:06:38,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1050 to 689. [2020-10-27 21:06:38,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 689 states. [2020-10-27 21:06:38,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 689 states and 1080 transitions. [2020-10-27 21:06:38,467 INFO L78 Accepts]: Start accepts. Automaton has 689 states and 1080 transitions. Word has length 143 [2020-10-27 21:06:38,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:06:38,468 INFO L481 AbstractCegarLoop]: Abstraction has 689 states and 1080 transitions. [2020-10-27 21:06:38,468 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 21:06:38,468 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1080 transitions. [2020-10-27 21:06:38,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-10-27 21:06:38,472 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:06:38,473 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 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] [2020-10-27 21:06:38,473 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 21:06:38,473 INFO L429 AbstractCegarLoop]: === Iteration 5 === [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 21:06:38,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:06:38,474 INFO L82 PathProgramCache]: Analyzing trace with hash -624436486, now seen corresponding path program 1 times [2020-10-27 21:06:38,474 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:06:38,475 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [889405152] [2020-10-27 21:06:38,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:06:38,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:38,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:38,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:38,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:38,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:39,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:40,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:40,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:40,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:43,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:43,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 213 [2020-10-27 21:06:43,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 21:06:43,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5033 [2020-10-27 21:06:43,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:43,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:06:43,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-27 21:06:43,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 21:06:43,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:44,771 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 21:06:44,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:06:44,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:44,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:44,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:44,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:06:44,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:44,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-27 21:06:44,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:44,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:44,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:44,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:44,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:44,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:06:44,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:44,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:44,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:44,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:06:44,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:44,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:06:44,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:44,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:44,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:44,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:44,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:44,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:06:44,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:44,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:44,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:44,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:06:44,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:44,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:06:44,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:44,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:44,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:44,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:44,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:44,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:06:44,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:44,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:44,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:44,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:06:44,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:44,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:06:44,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:44,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:44,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:44,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:44,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:44,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:06:44,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:44,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:44,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:44,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:06:44,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:44,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:06:44,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:44,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:44,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:44,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:44,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:45,080 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-27 21:06:45,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 21:06:45,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:45,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:45,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:45,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:06:45,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:45,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 21:06:45,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:45,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:45,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:45,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:45,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:45,248 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 21:06:45,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:06:45,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:45,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:45,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:45,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:06:45,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:45,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:06:45,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:45,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:45,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:45,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:45,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:45,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 21:06:45,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:45,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:45,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:45,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-27 21:06:45,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:45,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-27 21:06:45,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:45,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:06:45,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 21:06:45,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 21:06:45,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:45,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:06:45,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:45,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:45,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:45,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:06:45,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:45,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:06:45,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:45,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:06:45,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:06:45,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 21:06:45,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:45,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:06:45,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:45,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:45,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:45,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:06:45,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:45,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:06:45,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:45,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:45,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 21:06:45,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:45,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:45,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 21:06:45,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:45,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:45,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:45,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:06:45,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:45,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:06:45,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:45,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:45,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:45,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:45,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:45,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-27 21:06:45,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:45,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:45,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:45,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:06:45,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:45,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:06:45,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:45,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:45,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 21:06:45,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:45,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:45,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:06:45,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:45,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:45,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:45,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:06:45,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:45,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:06:45,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:45,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:45,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:45,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:45,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:45,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:06:45,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:45,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:45,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:45,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:06:45,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:45,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:06:45,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:45,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:45,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:45,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:45,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:45,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-27 21:06:45,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:45,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:45,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:45,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 21:06:45,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:45,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:06:45,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:45,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:45,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 21:06:45,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:45,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:45,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:06:45,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:45,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:45,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:45,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:06:45,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:45,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:06:45,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:45,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:45,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:45,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:45,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:45,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:06:45,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:45,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:45,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:45,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:06:45,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:45,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:06:45,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:45,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:45,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:45,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:45,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:45,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:06:45,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:45,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:45,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:45,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:06:45,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:45,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:06:45,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:45,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:45,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:45,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:45,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:45,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-27 21:06:45,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:45,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:45,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:45,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 21:06:45,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:45,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:06:45,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:45,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:45,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 21:06:45,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:45,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:45,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:06:45,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:45,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:45,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:45,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:06:45,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:45,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:06:45,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:45,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:45,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:45,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:45,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:45,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:06:45,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:45,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:45,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:45,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:06:45,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:45,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:06:45,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:45,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:45,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:45,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:45,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:45,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:06:45,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:45,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:45,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:45,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:06:45,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:45,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:06:45,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:45,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:45,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:45,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:45,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:45,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 21:06:45,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:45,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:45,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:45,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:45,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:06:45,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:06:45,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:06:45,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:45,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:45,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 21:06:45,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:45,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:45,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-27 21:06:45,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:45,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:45,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:45,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:06:45,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:45,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:06:45,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:45,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:45,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:06:45,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:45,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:45,645 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-27 21:06:45,646 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [889405152] [2020-10-27 21:06:45,646 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:06:45,646 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 21:06:45,646 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511582315] [2020-10-27 21:06:45,647 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 21:06:45,647 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:06:45,647 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 21:06:45,648 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-10-27 21:06:45,648 INFO L87 Difference]: Start difference. First operand 689 states and 1080 transitions. Second operand 10 states. [2020-10-27 21:06:46,662 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 21:06:47,982 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:06:49,217 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-27 21:06:52,388 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 21:06:54,291 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 21:06:56,441 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-27 21:07:11,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:07:11,678 INFO L93 Difference]: Finished difference Result 1699 states and 2889 transitions. [2020-10-27 21:07:11,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-27 21:07:11,679 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 147 [2020-10-27 21:07:11,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:07:11,689 INFO L225 Difference]: With dead ends: 1699 [2020-10-27 21:07:11,690 INFO L226 Difference]: Without dead ends: 1023 [2020-10-27 21:07:11,694 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=119, Invalid=223, Unknown=0, NotChecked=0, Total=342 [2020-10-27 21:07:11,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1023 states. [2020-10-27 21:07:11,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1023 to 669. [2020-10-27 21:07:11,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 669 states. [2020-10-27 21:07:11,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 669 states and 1050 transitions. [2020-10-27 21:07:11,964 INFO L78 Accepts]: Start accepts. Automaton has 669 states and 1050 transitions. Word has length 147 [2020-10-27 21:07:11,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:07:11,964 INFO L481 AbstractCegarLoop]: Abstraction has 669 states and 1050 transitions. [2020-10-27 21:07:11,964 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 21:07:11,964 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 1050 transitions. [2020-10-27 21:07:11,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-10-27 21:07:11,975 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:07:11,975 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 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] [2020-10-27 21:07:11,975 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 21:07:11,975 INFO L429 AbstractCegarLoop]: === Iteration 6 === [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 21:07:11,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:07:11,976 INFO L82 PathProgramCache]: Analyzing trace with hash 339733715, now seen corresponding path program 1 times [2020-10-27 21:07:11,976 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:07:11,978 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1144428221] [2020-10-27 21:07:11,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:07:12,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:12,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:12,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:12,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:12,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:12,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:17,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:17,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 210 [2020-10-27 21:07:17,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:07:17,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-27 21:07:17,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:17,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:07:17,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 61 [2020-10-27 21:07:17,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 21:07:17,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:18,212 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 21:07:18,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:07:18,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:18,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:18,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:18,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:07:18,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:18,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-27 21:07:18,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:18,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:18,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:18,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:18,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:18,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:07:18,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:18,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:18,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:18,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:07:18,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:18,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:07:18,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:18,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:18,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:18,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:18,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:18,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:07:18,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:18,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:18,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:18,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:07:18,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:18,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:07:18,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:18,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:18,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:18,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:18,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:18,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:07:18,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:18,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:18,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:18,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:07:18,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:18,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:07:18,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:18,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:18,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:18,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:18,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:18,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:07:18,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:18,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:18,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:18,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:07:18,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:18,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:07:18,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:18,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:18,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:18,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:18,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:18,533 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-27 21:07:18,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 21:07:18,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:18,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:18,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:18,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:07:18,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:18,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 21:07:18,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:18,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:18,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:18,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:18,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:18,683 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 21:07:18,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:07:18,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:18,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:18,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:18,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:07:18,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:18,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:07:18,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:18,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:18,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:18,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:18,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:18,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 21:07:18,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:18,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:18,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:18,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:18,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 21:07:18,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:07:18,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 97 [2020-10-27 21:07:18,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:18,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:07:18,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:07:18,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 21:07:18,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:18,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:07:18,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:18,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:18,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:18,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:07:18,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:18,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:07:18,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:18,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:07:18,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:18,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 21:07:18,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:18,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 21:07:18,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:18,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:18,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:18,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:18,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 21:07:18,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:07:18,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-27 21:07:18,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:18,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:07:18,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:07:18,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 21:07:18,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:19,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 21:07:19,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:19,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:19,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:19,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:07:19,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:19,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:07:19,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:19,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:07:19,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:19,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:07:19,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:19,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-27 21:07:19,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:19,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:19,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:19,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:07:19,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:19,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:07:19,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:19,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:19,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 21:07:19,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:19,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:19,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:07:19,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:19,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:19,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:19,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:07:19,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:19,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:07:19,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:19,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:19,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:19,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:19,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:19,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:07:19,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:19,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:19,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:19,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:07:19,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:19,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:07:19,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:19,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:19,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:19,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:19,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:19,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-27 21:07:19,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:19,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:19,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:19,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 21:07:19,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:19,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:07:19,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:19,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:19,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 21:07:19,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:19,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:19,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:07:19,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:19,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:19,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:19,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:07:19,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:19,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:07:19,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:19,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:19,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:19,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:19,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:19,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:07:19,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:19,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:19,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:19,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:07:19,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:19,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:07:19,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:19,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:19,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:19,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:19,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:19,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:07:19,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:19,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:19,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:19,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:07:19,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:19,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:07:19,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:19,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:19,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:19,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:19,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:19,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-27 21:07:19,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:19,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:19,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:19,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 21:07:19,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:19,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:07:19,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:19,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:19,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 21:07:19,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:19,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:19,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:07:19,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:19,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:19,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:19,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:07:19,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:19,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:07:19,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:19,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:19,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:19,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:19,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:19,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:07:19,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:19,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:19,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:19,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:07:19,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:19,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:07:19,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:19,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:19,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:19,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:19,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:19,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:07:19,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:19,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:19,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:19,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:07:19,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:19,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:07:19,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:19,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:19,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:19,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:19,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:19,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 21:07:19,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:19,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:19,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:19,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:19,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:07:19,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:07:19,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:07:19,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:19,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:19,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 21:07:19,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:19,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:19,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 21:07:19,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:19,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:19,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:19,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:07:19,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:19,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:07:19,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:19,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:19,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:07:19,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:19,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:19,212 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-27 21:07:19,213 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1144428221] [2020-10-27 21:07:19,213 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:07:19,213 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-27 21:07:19,213 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1259135159] [2020-10-27 21:07:19,214 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 21:07:19,214 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:07:19,214 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 21:07:19,215 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2020-10-27 21:07:19,215 INFO L87 Difference]: Start difference. First operand 669 states and 1050 transitions. Second operand 13 states. [2020-10-27 21:07:21,090 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 21:07:22,379 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:07:23,541 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:07:24,642 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:07:25,772 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:07:26,929 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 402