/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --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_spec2_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 10:22:08,649 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 10:22:08,651 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 10:22:08,695 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 10:22:08,696 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 10:22:08,701 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 10:22:08,704 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 10:22:08,710 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 10:22:08,713 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 10:22:08,721 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 10:22:08,722 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 10:22:08,723 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 10:22:08,724 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 10:22:08,725 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 10:22:08,730 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 10:22:08,732 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 10:22:08,733 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 10:22:08,735 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 10:22:08,740 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 10:22:08,748 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 10:22:08,750 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 10:22:08,754 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 10:22:08,756 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 10:22:08,757 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 10:22:08,763 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 10:22:08,764 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 10:22:08,766 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 10:22:08,768 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 10:22:08,769 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 10:22:08,770 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 10:22:08,770 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 10:22:08,771 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 10:22:08,772 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 10:22:08,773 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 10:22:08,774 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 10:22:08,774 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 10:22:08,776 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 10:22:08,776 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 10:22:08,782 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 10:22:08,783 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 10:22:08,784 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 10:22:08,788 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 [2020-10-29 10:22:08,837 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 10:22:08,837 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 10:22:08,842 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 10:22:08,842 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 10:22:08,842 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 10:22:08,842 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 10:22:08,843 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 10:22:08,843 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 10:22:08,843 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 10:22:08,843 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 10:22:08,844 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 10:22:08,844 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 10:22:08,845 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 10:22:08,845 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 10:22:08,845 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 10:22:08,845 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 10:22:08,845 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 10:22:08,846 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 10:22:08,846 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 10:22:08,846 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 10:22:08,847 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 10:22:08,847 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 10:22:08,847 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 10:22:08,847 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 10:22:08,847 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 10:22:08,848 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 10:22:08,848 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 10:22:08,848 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 10:22:08,848 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 10:22:08,848 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 10:22:09,244 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 10:22:09,281 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 10:22:09,285 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 10:22:09,287 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 10:22:09,287 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 10:22:09,288 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec2_product28.cil.c [2020-10-29 10:22:09,369 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/139c187be/e8cc22fdfb9f42a99f620ec719d1befe/FLAGde538636d [2020-10-29 10:22:10,243 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 10:22:10,244 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec2_product28.cil.c [2020-10-29 10:22:10,270 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/139c187be/e8cc22fdfb9f42a99f620ec719d1befe/FLAGde538636d [2020-10-29 10:22:10,386 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/139c187be/e8cc22fdfb9f42a99f620ec719d1befe [2020-10-29 10:22:10,389 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 10:22:10,399 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 10:22:10,403 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 10:22:10,403 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 10:22:10,407 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 10:22:10,408 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:22:10" (1/1) ... [2020-10-29 10:22:10,412 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@506f7f40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:22:10, skipping insertion in model container [2020-10-29 10:22:10,412 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:22:10" (1/1) ... [2020-10-29 10:22:10,421 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 10:22:10,491 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 10:22:11,234 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 10:22:11,260 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 10:22:11,479 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 10:22:11,565 INFO L208 MainTranslator]: Completed translation [2020-10-29 10:22:11,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:22:11 WrapperNode [2020-10-29 10:22:11,566 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 10:22:11,568 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 10:22:11,568 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 10:22:11,568 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 10:22:11,583 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:22:11" (1/1) ... [2020-10-29 10:22:11,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:22:11" (1/1) ... [2020-10-29 10:22:11,657 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:22:11" (1/1) ... [2020-10-29 10:22:11,657 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:22:11" (1/1) ... [2020-10-29 10:22:11,751 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:22:11" (1/1) ... [2020-10-29 10:22:11,775 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:22:11" (1/1) ... [2020-10-29 10:22:11,785 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:22:11" (1/1) ... [2020-10-29 10:22:11,801 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 10:22:11,802 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 10:22:11,803 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 10:22:11,803 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 10:22:11,804 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:22:11" (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 [2020-10-29 10:22:11,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 10:22:11,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 10:22:11,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 10:22:11,886 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 10:22:11,887 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-29 10:22:11,887 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-29 10:22:11,887 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-29 10:22:11,887 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-29 10:22:11,887 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-29 10:22:11,887 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-29 10:22:11,888 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2020-10-29 10:22:11,888 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-29 10:22:11,888 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-29 10:22:11,888 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-29 10:22:11,888 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-29 10:22:11,889 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-29 10:22:11,889 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-29 10:22:11,889 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-29 10:22:11,889 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-29 10:22:11,889 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-29 10:22:11,890 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-29 10:22:11,890 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-29 10:22:11,890 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-29 10:22:11,890 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-29 10:22:11,890 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-29 10:22:11,890 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-29 10:22:11,890 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-29 10:22:11,891 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-29 10:22:11,891 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-29 10:22:11,891 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__executivefloor [2020-10-29 10:22:11,891 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 10:22:11,891 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__wrappee__executivefloor [2020-10-29 10:22:11,892 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-29 10:22:11,892 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-29 10:22:11,892 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-29 10:22:11,892 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-29 10:22:11,892 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 10:22:11,893 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 10:22:11,893 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 10:22:11,893 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 10:22:11,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 10:22:11,893 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-29 10:22:11,893 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-29 10:22:11,894 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-29 10:22:11,894 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-29 10:22:11,894 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-29 10:22:11,894 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-29 10:22:11,894 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-29 10:22:11,895 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-29 10:22:11,895 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 10:22:11,895 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-29 10:22:11,895 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-29 10:22:11,895 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-29 10:22:11,895 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-29 10:22:11,896 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-29 10:22:11,896 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-29 10:22:11,896 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-29 10:22:11,896 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-29 10:22:11,896 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-29 10:22:11,897 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-29 10:22:11,897 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-29 10:22:11,897 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 10:22:11,897 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-29 10:22:11,897 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-29 10:22:11,898 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-29 10:22:11,898 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 10:22:11,898 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-29 10:22:11,898 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 10:22:11,898 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 10:22:11,898 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 10:22:11,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 10:22:11,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 10:22:11,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 10:22:11,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 10:22:11,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 10:22:11,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 10:22:11,900 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-29 10:22:11,900 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-29 10:22:11,900 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-29 10:22:11,900 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-29 10:22:11,900 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__3 [2020-10-29 10:22:11,900 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__4 [2020-10-29 10:22:11,901 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 10:22:11,901 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 10:22:11,901 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 10:22:11,901 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 10:22:11,901 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 10:22:11,902 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 10:22:11,902 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-29 10:22:11,902 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-29 10:22:11,902 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-29 10:22:11,902 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-29 10:22:11,902 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-29 10:22:11,903 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-29 10:22:11,903 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-29 10:22:11,903 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-29 10:22:11,903 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-29 10:22:11,903 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 10:22:11,903 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-29 10:22:11,903 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-29 10:22:11,904 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-29 10:22:11,904 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-29 10:22:11,904 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-29 10:22:11,904 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-29 10:22:11,904 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-29 10:22:11,905 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-29 10:22:11,905 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-29 10:22:11,905 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-29 10:22:11,905 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-29 10:22:11,905 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-29 10:22:11,905 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-29 10:22:11,906 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-29 10:22:11,906 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2020-10-29 10:22:11,906 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-29 10:22:11,906 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-29 10:22:11,906 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-29 10:22:11,906 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-29 10:22:11,907 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-29 10:22:11,907 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-29 10:22:11,907 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-29 10:22:11,907 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-29 10:22:11,907 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-29 10:22:11,907 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-29 10:22:11,908 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-29 10:22:11,908 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-29 10:22:11,908 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-29 10:22:11,908 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__executivefloor [2020-10-29 10:22:11,908 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__3 [2020-10-29 10:22:11,908 INFO L130 BoogieDeclarations]: Found specification of procedure printState__wrappee__executivefloor [2020-10-29 10:22:11,909 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-29 10:22:11,909 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 10:22:11,909 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 10:22:11,909 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 10:22:11,909 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 10:22:11,910 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 10:22:11,910 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-29 10:22:11,910 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-29 10:22:11,910 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-29 10:22:11,910 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 10:22:11,910 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 10:22:11,911 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-29 10:22:11,911 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-29 10:22:11,911 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-29 10:22:11,911 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-29 10:22:11,911 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-29 10:22:11,911 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-29 10:22:11,912 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-29 10:22:11,912 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-29 10:22:11,912 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-29 10:22:11,933 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-29 10:22:11,933 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-29 10:22:11,933 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-29 10:22:11,933 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 10:22:11,934 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-29 10:22:11,934 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 10:22:11,934 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-29 10:22:11,934 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__4 [2020-10-29 10:22:11,934 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 10:22:11,934 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 10:22:11,935 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 10:22:11,935 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 10:22:11,935 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 10:22:11,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 10:22:11,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 10:22:11,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 10:22:11,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 10:22:11,936 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 10:22:11,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 10:22:11,937 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 10:22:11,937 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 10:22:11,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 10:22:11,937 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 10:22:11,937 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 10:22:11,938 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 10:22:11,939 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-29 10:22:11,939 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-29 10:22:11,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 10:22:11,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 10:22:11,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 10:22:14,497 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 10:22:14,498 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-29 10:22:14,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 10:22:14 BoogieIcfgContainer [2020-10-29 10:22:14,502 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 10:22:14,505 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 10:22:14,505 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 10:22:14,509 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 10:22:14,509 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 10:22:10" (1/3) ... [2020-10-29 10:22:14,511 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50e909a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 10:22:14, skipping insertion in model container [2020-10-29 10:22:14,511 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:22:11" (2/3) ... [2020-10-29 10:22:14,511 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50e909a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 10:22:14, skipping insertion in model container [2020-10-29 10:22:14,511 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 10:22:14" (3/3) ... [2020-10-29 10:22:14,513 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec2_product28.cil.c [2020-10-29 10:22:14,525 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 10:22:14,531 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 10:22:14,546 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 10:22:14,581 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 10:22:14,581 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 10:22:14,582 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 10:22:14,582 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 10:22:14,582 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 10:22:14,582 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 10:22:14,582 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 10:22:14,582 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 10:22:14,618 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states. [2020-10-29 10:22:14,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-10-29 10:22:14,636 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:22:14,637 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 10:22:14,638 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]=== [2020-10-29 10:22:14,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:22:14,644 INFO L82 PathProgramCache]: Analyzing trace with hash -1614911479, now seen corresponding path program 1 times [2020-10-29 10:22:14,654 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:22:14,654 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [886709032] [2020-10-29 10:22:14,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:22:15,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:22:15,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:15,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:15,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:15,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:17,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:19,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:20,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:22:20,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 130 [2020-10-29 10:22:20,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 10:22:20,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-29 10:22:20,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:22:20,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:22:20,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-29 10:22:20,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 10:22:20,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-29 10:22:20,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 10:22:21,500 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-29 10:22:21,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:22:21,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:22:21,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:21,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:22:21,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:22:21,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:22:21,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 166 [2020-10-29 10:22:21,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:22:21,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:22:21,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:22:21,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:22:21,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 10:22:21,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:22:21,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:22:21,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:22:21,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:21,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:22:21,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:22:21,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:22:21,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:22:21,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:22:21,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:22:21,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:22:21,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:22:21,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:22:21,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:22:21,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 10:22:21,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:22:21,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:21,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:22:21,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:22:21,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:22:21,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:22:21,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:22:21,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:22:21,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:22:21,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:22:21,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:22:21,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:22:21,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 10:22:21,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:22:21,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:21,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:22:21,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:22:21,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:22:21,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:22:21,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:22:21,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:22:21,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:22:21,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:22:21,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:22:21,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:22:21,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 10:22:21,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:22:21,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:21,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:22:21,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:22:21,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:22:21,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:22:21,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:22:21,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:22:21,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:22:21,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:22:21,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:22:21,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:22:21,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 10:22:21,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:22:21,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:21,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:22:21,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:22:21,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:22:21,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 10:22:21,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:22:21,822 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:22:21,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:22:21,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:22:21,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:22:21,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:22:22,107 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-29 10:22:22,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 10:22:22,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:22:22,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:22,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:22,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:22,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:22,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:23,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:27,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:22:27,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-29 10:22:27,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 10:22:27,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-29 10:22:27,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:22:27,135 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:22:27,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:22:27,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 10:22:27,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-29 10:22:27,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:22:27,336 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-29 10:22:27,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:22:27,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:22:27,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:27,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:27,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:27,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:27,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:28,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:22:28,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-29 10:22:28,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 10:22:28,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 778 [2020-10-29 10:22:28,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:22:28,130 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:22:28,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:22:28,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:22:28,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-29 10:22:28,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:22:28,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:22:28,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:22:28,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:28,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:28,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:22:28,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:22:28,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:22:28,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 10:22:28,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:22:28,147 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:22:28,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:22:28,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:22:28,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:22:28,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:22:28,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 10:22:28,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:22:28,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:28,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:28,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:22:28,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:22:28,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:22:28,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-29 10:22:28,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:22:28,221 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:22:28,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:22:28,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:22:28,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 10:22:28,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:22:28,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 10:22:28,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:22:28,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:28,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:22:28,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:22:28,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:22:28,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:22:28,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:22:28,308 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:22:28,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:22:28,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:22:28,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:22:28,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:22:28,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-29 10:22:28,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:22:28,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:28,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:28,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:22:28,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-29 10:22:28,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:22:28,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 140 [2020-10-29 10:22:28,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:22:28,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:22:28,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 10:22:28,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 10:22:28,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-29 10:22:28,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:22:28,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:22:28,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:22:28,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:28,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:22:28,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-29 10:22:28,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:22:28,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-29 10:22:28,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:22:28,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:22:28,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 10:22:28,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 10:22:28,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-29 10:22:28,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:22:28,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:22:28,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:22:28,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:28,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:22:28,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:22:28,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:22:28,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:22:28,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:22:28,627 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:22:28,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:22:28,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:22:28,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:22:28,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:22:28,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 10:22:28,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:22:28,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:28,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:22:28,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 10:22:28,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:22:28,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 10:22:28,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:22:28,642 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:22:28,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:22:28,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:22:28,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 10:22:28,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:22:28,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:22:28,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:22:28,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:28,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:22:28,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:22:28,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:22:28,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:22:28,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:22:28,649 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:22:28,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:22:28,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:22:28,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:22:28,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:22:28,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 10:22:28,737 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [886709032] [2020-10-29 10:22:28,739 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 10:22:28,739 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-29 10:22:28,740 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [134928617] [2020-10-29 10:22:28,745 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-29 10:22:28,745 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:22:28,759 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-29 10:22:28,760 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2020-10-29 10:22:28,762 INFO L87 Difference]: Start difference. First operand 806 states. Second operand 15 states. [2020-10-29 10:22:31,455 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 422 [2020-10-29 10:22:32,222 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-29 10:22:33,564 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 425 [2020-10-29 10:22:34,848 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 426 [2020-10-29 10:22:36,344 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 425 [2020-10-29 10:22:38,277 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-29 10:22:41,565 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-29 10:22:43,362 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-29 10:22:47,009 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-29 10:23:02,976 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-29 10:23:04,240 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 425 [2020-10-29 10:23:04,912 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-29 10:23:18,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 10:23:18,793 INFO L93 Difference]: Finished difference Result 2586 states and 4546 transitions. [2020-10-29 10:23:18,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-29 10:23:18,795 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 86 [2020-10-29 10:23:18,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 10:23:18,848 INFO L225 Difference]: With dead ends: 2586 [2020-10-29 10:23:18,849 INFO L226 Difference]: Without dead ends: 1927 [2020-10-29 10:23:18,866 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 345 ImplicationChecksByTransitivity, 10.1s TimeCoverageRelationStatistics Valid=375, Invalid=1107, Unknown=0, NotChecked=0, Total=1482 [2020-10-29 10:23:18,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1927 states. [2020-10-29 10:23:19,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1927 to 1147. [2020-10-29 10:23:19,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1147 states. [2020-10-29 10:23:19,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 1147 states and 1844 transitions. [2020-10-29 10:23:19,448 INFO L78 Accepts]: Start accepts. Automaton has 1147 states and 1844 transitions. Word has length 86 [2020-10-29 10:23:19,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 10:23:19,449 INFO L481 AbstractCegarLoop]: Abstraction has 1147 states and 1844 transitions. [2020-10-29 10:23:19,449 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-29 10:23:19,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 1844 transitions. [2020-10-29 10:23:19,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-10-29 10:23:19,466 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:23:19,466 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1] [2020-10-29 10:23:19,467 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 10:23:19,467 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]=== [2020-10-29 10:23:19,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:23:19,468 INFO L82 PathProgramCache]: Analyzing trace with hash 368062331, now seen corresponding path program 1 times [2020-10-29 10:23:19,468 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:23:19,468 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [843598963] [2020-10-29 10:23:19,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:23:19,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:19,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:19,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:19,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:20,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:20,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:21,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:24,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:24,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 212 [2020-10-29 10:23:24,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 10:23:24,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-29 10:23:24,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:24,573 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:24,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:23:24,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 10:23:24,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 106 [2020-10-29 10:23:24,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:23:25,881 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-29 10:23:25,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:23:25,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:25,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:26,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:26,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:23:26,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:23:26,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 141 [2020-10-29 10:23:26,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:26,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:26,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:23:26,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:23:26,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 10:23:26,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:23:26,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:23:26,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:26,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:26,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:26,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:23:26,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:23:26,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:23:26,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:26,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:26,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:23:26,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:23:26,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:23:26,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:23:26,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 10:23:26,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:26,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:26,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:26,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:23:26,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:23:26,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:23:26,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:26,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:26,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:23:26,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:23:26,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:23:26,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:23:26,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 10:23:26,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:26,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:26,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:26,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:23:26,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:23:26,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:23:26,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:26,138 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:26,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:23:26,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:23:26,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:23:26,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:23:26,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 10:23:26,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:26,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:26,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:26,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:23:26,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:23:26,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:23:26,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:26,144 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:26,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:23:26,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:23:26,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:23:26,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:23:26,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 10:23:26,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:26,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:26,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:26,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:23:26,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:23:26,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:23:26,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:26,171 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:26,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:23:26,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:23:26,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:23:26,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:23:26,420 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-29 10:23:26,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 10:23:26,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:26,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:26,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:26,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:26,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:27,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:27,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:28,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:31,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:31,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 159 [2020-10-29 10:23:31,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 10:23:31,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-29 10:23:31,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:31,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:31,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 10:23:31,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-29 10:23:31,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-29 10:23:31,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:23:31,618 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-29 10:23:31,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:23:31,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:31,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:31,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:31,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:31,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:31,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:32,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:32,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 10:23:32,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 10:23:32,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 626 [2020-10-29 10:23:32,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:32,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:32,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:23:32,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 10:23:32,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-29 10:23:32,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:23:32,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:23:32,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:32,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:32,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:32,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:32,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 10:23:32,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:23:32,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 10:23:32,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:32,305 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:32,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:23:32,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:23:32,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:23:32,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:23:32,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 10:23:32,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:32,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:32,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:32,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:32,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:32,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 10:23:32,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:23:32,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-29 10:23:32,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:32,428 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:32,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:23:32,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:23:32,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-29 10:23:32,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:23:32,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-29 10:23:32,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:32,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:32,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:32,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:23:32,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:23:32,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:23:32,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:32,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:32,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:23:32,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:23:32,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:23:32,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:23:32,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 10:23:32,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:32,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:32,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:32,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:33,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:37,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:37,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 123 [2020-10-29 10:23:37,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 10:23:37,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-29 10:23:37,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:37,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:37,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 10:23:37,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-29 10:23:37,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-29 10:23:37,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:23:37,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:23:37,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:37,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:37,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:37,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:40,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:42,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:42,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-10-29 10:23:42,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 10:23:42,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-29 10:23:42,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:42,589 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:42,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 10:23:42,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-29 10:23:42,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-29 10:23:42,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:23:42,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:23:42,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:42,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:42,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:42,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:23:42,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:23:42,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:23:42,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:42,613 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:42,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:23:42,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:23:42,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:23:42,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:23:42,901 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-29 10:23:42,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 10:23:42,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:42,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:42,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:43,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:43,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 81 [2020-10-29 10:23:43,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:23:43,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 638 [2020-10-29 10:23:43,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:43,555 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:43,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 10:23:43,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 10:23:43,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-29 10:23:43,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:23:43,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:23:43,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:43,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:43,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:43,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-29 10:23:43,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:23:43,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-29 10:23:43,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:43,629 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:43,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:23:43,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:23:43,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-29 10:23:43,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:23:43,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:23:43,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:43,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:43,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:43,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 10:23:43,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:23:43,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 10:23:43,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:43,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:43,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:23:43,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:23:43,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 10:23:43,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:23:43,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:23:43,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:43,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:43,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:43,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:23:43,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:23:43,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:23:43,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:43,769 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:43,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:23:43,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:23:43,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 10:23:43,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:23:43,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-29 10:23:43,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:43,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:43,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:43,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:23:43,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:23:43,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:23:43,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:43,838 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:43,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:23:43,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:23:43,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:23:43,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:23:43,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 10:23:43,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:43,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:43,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:43,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-29 10:23:43,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:23:43,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 10:23:43,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:43,893 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:43,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:23:43,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:23:43,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-29 10:23:43,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:23:43,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:23:43,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:43,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:43,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:43,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 10:23:43,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:23:43,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:23:43,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:43,903 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:43,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:23:43,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:23:43,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:23:43,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:23:43,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:23:43,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:43,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:43,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:43,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:23:43,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:23:43,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:23:43,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:43,909 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:43,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:23:43,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:23:43,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:23:43,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:23:43,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-29 10:23:43,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:43,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:43,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:43,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:23:43,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:23:43,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:23:43,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:43,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:43,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:23:43,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:23:43,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:23:43,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:23:43,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-29 10:23:43,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:43,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:43,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:43,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 10:23:43,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:23:43,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 10:23:43,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:43,964 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:43,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:23:43,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 10:23:43,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 10:23:43,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:23:44,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-29 10:23:44,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:44,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:44,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:44,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 10:23:44,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:23:44,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 10:23:44,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:44,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:44,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:23:44,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-29 10:23:44,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:23:44,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:23:44,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:23:44,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:44,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:44,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:44,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:23:44,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:23:44,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:23:44,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:44,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:44,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:23:44,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:23:44,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:23:44,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:23:44,288 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-29 10:23:44,289 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [843598963] [2020-10-29 10:23:44,289 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 10:23:44,289 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2020-10-29 10:23:44,289 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997775488] [2020-10-29 10:23:44,291 INFO L461 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-10-29 10:23:44,291 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:23:44,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-10-29 10:23:44,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=484, Unknown=0, NotChecked=0, Total=552 [2020-10-29 10:23:44,292 INFO L87 Difference]: Start difference. First operand 1147 states and 1844 transitions. Second operand 24 states. [2020-10-29 10:23:47,934 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 420 [2020-10-29 10:23:48,535 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-29 10:23:50,026 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 423 [2020-10-29 10:23:51,371 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 423 [2020-10-29 10:23:52,691 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 424 [2020-10-29 10:23:54,000 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 423 [2020-10-29 10:23:56,140 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-29 10:23:57,549 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 427 [2020-10-29 10:23:58,804 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 423 [2020-10-29 10:24:00,389 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 422 [2020-10-29 10:24:00,840 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-29 10:24:06,453 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 423 [2020-10-29 10:24:07,102 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-29 10:24:08,908 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 429 [2020-10-29 10:24:10,240 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 425 [2020-10-29 10:24:12,951 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 425 [2020-10-29 10:24:15,355 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-29 10:24:16,058 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-29 10:24:18,140 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 423 [2020-10-29 10:24:19,551 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 425 [2020-10-29 10:24:20,614 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-29 10:24:20,875 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-29 10:24:22,743 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 425 [2020-10-29 10:24:24,354 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 429 [2020-10-29 10:24:28,368 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-29 10:24:29,235 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-29 10:24:29,461 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-29 10:24:29,987 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-29 10:24:31,553 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2020-10-29 10:24:32,346 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-29 10:24:34,716 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-29 10:24:48,834 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-29 10:24:49,204 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-10-29 10:24:58,168 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-10-29 10:24:58,628 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-29 10:25:08,308 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2020-10-29 10:25:28,219 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-29 10:25:47,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 10:25:47,933 INFO L93 Difference]: Finished difference Result 6293 states and 12259 transitions. [2020-10-29 10:25:47,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2020-10-29 10:25:47,941 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 148 [2020-10-29 10:25:47,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 10:25:47,994 INFO L225 Difference]: With dead ends: 6293 [2020-10-29 10:25:47,994 INFO L226 Difference]: Without dead ends: 5229 [2020-10-29 10:25:48,012 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 64 SyntacticMatches, 1 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3301 ImplicationChecksByTransitivity, 29.1s TimeCoverageRelationStatistics Valid=1478, Invalid=8028, Unknown=0, NotChecked=0, Total=9506 [2020-10-29 10:25:48,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5229 states. [2020-10-29 10:25:49,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5229 to 3163. [2020-10-29 10:25:49,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3163 states. [2020-10-29 10:25:49,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3163 states to 3163 states and 5115 transitions. [2020-10-29 10:25:49,149 INFO L78 Accepts]: Start accepts. Automaton has 3163 states and 5115 transitions. Word has length 148 [2020-10-29 10:25:49,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 10:25:49,149 INFO L481 AbstractCegarLoop]: Abstraction has 3163 states and 5115 transitions. [2020-10-29 10:25:49,150 INFO L482 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-10-29 10:25:49,150 INFO L276 IsEmpty]: Start isEmpty. Operand 3163 states and 5115 transitions. [2020-10-29 10:25:49,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-10-29 10:25:49,163 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:25:49,164 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1, 1] [2020-10-29 10:25:49,164 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 10:25:49,164 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]=== [2020-10-29 10:25:49,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:25:49,165 INFO L82 PathProgramCache]: Analyzing trace with hash 1889380923, now seen corresponding path program 1 times [2020-10-29 10:25:49,165 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:25:49,165 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1880749441] [2020-10-29 10:25:49,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:25:49,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:25:49,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:25:49,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking...