/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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=BIGGEST --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 -i ../../../trunk/examples/svcomp/product-lines/elevator_spec9_product32.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 16:56:13,853 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 16:56:13,856 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 16:56:13,897 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 16:56:13,898 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 16:56:13,905 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 16:56:13,907 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 16:56:13,910 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 16:56:13,913 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 16:56:13,916 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 16:56:13,916 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 16:56:13,917 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 16:56:13,918 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 16:56:13,920 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 16:56:13,922 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 16:56:13,924 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 16:56:13,925 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 16:56:13,926 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 16:56:13,927 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 16:56:13,935 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 16:56:13,937 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 16:56:13,938 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 16:56:13,939 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 16:56:13,940 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 16:56:13,957 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 16:56:13,957 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 16:56:13,957 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 16:56:13,958 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 16:56:13,958 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 16:56:13,961 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 16:56:13,961 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 16:56:13,962 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 16:56:13,963 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 16:56:13,963 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 16:56:13,967 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 16:56:13,968 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 16:56:13,968 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 16:56:13,969 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 16:56:13,969 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 16:56:13,971 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 16:56:13,972 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 16:56:13,973 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 [2020-10-12 16:56:14,008 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 16:56:14,009 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 16:56:14,011 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 16:56:14,011 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 16:56:14,011 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 16:56:14,011 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 16:56:14,012 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 16:56:14,012 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 16:56:14,012 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 16:56:14,012 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 16:56:14,013 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 16:56:14,013 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 16:56:14,014 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 16:56:14,014 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 16:56:14,014 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 16:56:14,014 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 16:56:14,015 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 16:56:14,015 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 16:56:14,015 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 16:56:14,015 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 16:56:14,016 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 16:56:14,016 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 16:56:14,016 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 16:56:14,016 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 16:56:14,016 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 16:56:14,017 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 16:56:14,017 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 16:56:14,017 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 16:56:14,017 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 16:56:14,017 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 16:56:14,307 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 16:56:14,321 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 16:56:14,324 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 16:56:14,326 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 16:56:14,326 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 16:56:14,327 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec9_product32.cil.c [2020-10-12 16:56:14,383 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e2fc52286/3203cdad76244891a607000fc55922bd/FLAG02345dad5 [2020-10-12 16:56:15,013 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 16:56:15,014 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec9_product32.cil.c [2020-10-12 16:56:15,039 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e2fc52286/3203cdad76244891a607000fc55922bd/FLAG02345dad5 [2020-10-12 16:56:15,216 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e2fc52286/3203cdad76244891a607000fc55922bd [2020-10-12 16:56:15,223 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 16:56:15,225 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 16:56:15,228 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 16:56:15,228 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 16:56:15,232 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 16:56:15,233 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:56:15" (1/1) ... [2020-10-12 16:56:15,236 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d65351f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:56:15, skipping insertion in model container [2020-10-12 16:56:15,236 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:56:15" (1/1) ... [2020-10-12 16:56:15,244 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 16:56:15,312 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 16:56:16,046 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:56:16,061 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 16:56:16,258 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:56:16,348 INFO L208 MainTranslator]: Completed translation [2020-10-12 16:56:16,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:56:16 WrapperNode [2020-10-12 16:56:16,350 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 16:56:16,351 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 16:56:16,351 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 16:56:16,351 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 16:56:16,365 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:56:16" (1/1) ... [2020-10-12 16:56:16,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:56:16" (1/1) ... [2020-10-12 16:56:16,438 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:56:16" (1/1) ... [2020-10-12 16:56:16,438 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:56:16" (1/1) ... [2020-10-12 16:56:16,521 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:56:16" (1/1) ... [2020-10-12 16:56:16,545 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:56:16" (1/1) ... [2020-10-12 16:56:16,556 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:56:16" (1/1) ... [2020-10-12 16:56:16,576 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 16:56:16,577 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 16:56:16,577 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 16:56:16,577 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 16:56:16,578 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:56:16" (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 [2020-10-12 16:56:16,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 16:56:16,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 16:56:16,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 16:56:16,667 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-12 16:56:16,667 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-12 16:56:16,667 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-12 16:56:16,667 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-12 16:56:16,668 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-12 16:56:16,668 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-12 16:56:16,669 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-12 16:56:16,669 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-12 16:56:16,669 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 16:56:16,669 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 16:56:16,669 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__1 [2020-10-12 16:56:16,670 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__2 [2020-10-12 16:56:16,671 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__3 [2020-10-12 16:56:16,672 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__4 [2020-10-12 16:56:16,672 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-12 16:56:16,672 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-12 16:56:16,672 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-12 16:56:16,672 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-12 16:56:16,673 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-12 16:56:16,673 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-12 16:56:16,673 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2020-10-12 16:56:16,674 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-12 16:56:16,674 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-12 16:56:16,675 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-12 16:56:16,675 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-12 16:56:16,675 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-12 16:56:16,675 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-12 16:56:16,675 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-12 16:56:16,675 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-12 16:56:16,676 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-12 16:56:16,676 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-12 16:56:16,676 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-12 16:56:16,676 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-12 16:56:16,676 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-12 16:56:16,677 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-12 16:56:16,677 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-12 16:56:16,677 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-12 16:56:16,677 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-12 16:56:16,677 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-12 16:56:16,677 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-12 16:56:16,678 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-12 16:56:16,678 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__executivefloor [2020-10-12 16:56:16,678 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 16:56:16,678 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__wrappee__executivefloor [2020-10-12 16:56:16,678 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-12 16:56:16,679 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-12 16:56:16,679 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-12 16:56:16,679 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-12 16:56:16,680 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 16:56:16,680 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 16:56:16,680 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 16:56:16,680 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 16:56:16,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 16:56:16,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 16:56:16,681 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 16:56:16,681 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 16:56:16,681 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 16:56:16,681 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 16:56:16,682 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-12 16:56:16,682 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-12 16:56:16,682 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-12 16:56:16,682 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-12 16:56:16,682 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-12 16:56:16,682 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-12 16:56:16,682 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-12 16:56:16,683 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-12 16:56:16,683 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 16:56:16,684 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-12 16:56:16,684 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-12 16:56:16,685 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-12 16:56:16,685 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 16:56:16,686 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-12 16:56:16,686 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 16:56:16,686 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 16:56:16,686 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 16:56:16,686 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-12 16:56:16,687 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-12 16:56:16,687 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-12 16:56:16,687 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-12 16:56:16,688 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-12 16:56:16,688 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 16:56:16,688 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 16:56:16,689 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-12 16:56:16,689 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-12 16:56:16,689 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-12 16:56:16,689 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-12 16:56:16,689 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-12 16:56:16,689 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-12 16:56:16,690 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-12 16:56:16,690 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-12 16:56:16,690 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 16:56:16,690 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-12 16:56:16,690 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 16:56:16,690 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 16:56:16,690 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-12 16:56:16,691 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-12 16:56:16,691 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-12 16:56:16,691 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__1 [2020-10-12 16:56:16,691 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__2 [2020-10-12 16:56:16,691 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__3 [2020-10-12 16:56:16,691 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__4 [2020-10-12 16:56:16,691 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 16:56:16,691 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-12 16:56:16,692 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-12 16:56:16,692 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-12 16:56:16,692 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 16:56:16,692 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-12 16:56:16,692 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-12 16:56:16,692 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-12 16:56:16,692 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-12 16:56:16,692 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-12 16:56:16,693 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-12 16:56:16,693 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-12 16:56:16,693 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-12 16:56:16,694 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-12 16:56:16,694 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-12 16:56:16,694 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-12 16:56:16,695 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2020-10-12 16:56:16,695 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-12 16:56:16,695 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-12 16:56:16,696 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-12 16:56:16,696 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-12 16:56:16,697 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-12 16:56:16,697 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-12 16:56:16,700 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-12 16:56:16,700 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-12 16:56:16,700 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-12 16:56:16,701 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-12 16:56:16,701 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-12 16:56:16,701 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-12 16:56:16,701 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-12 16:56:16,702 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-12 16:56:16,702 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__executivefloor [2020-10-12 16:56:16,702 INFO L130 BoogieDeclarations]: Found specification of procedure printState__wrappee__executivefloor [2020-10-12 16:56:16,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 16:56:16,702 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-12 16:56:16,703 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 16:56:16,703 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 16:56:16,703 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 16:56:16,703 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 16:56:16,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 16:56:16,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 16:56:16,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 16:56:16,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 16:56:16,711 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 16:56:16,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 16:56:16,711 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 16:56:16,711 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 16:56:16,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 16:56:16,712 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 16:56:16,712 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 16:56:16,712 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 16:56:16,712 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 16:56:16,712 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 16:56:16,712 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 16:56:16,712 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 16:56:16,712 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-12 16:56:16,713 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-12 16:56:16,713 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-12 16:56:16,713 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-12 16:56:16,713 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-12 16:56:16,714 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-12 16:56:16,714 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-12 16:56:16,714 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-12 16:56:16,714 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-12 16:56:16,714 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-12 16:56:16,714 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-12 16:56:16,714 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-12 16:56:16,714 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 16:56:16,714 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-12 16:56:16,714 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 16:56:16,715 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 16:56:16,715 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 16:56:16,715 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-12 16:56:16,715 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-12 16:56:16,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 16:56:16,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 16:56:16,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 16:56:21,442 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 16:56:21,442 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-12 16:56:21,452 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:56:21 BoogieIcfgContainer [2020-10-12 16:56:21,452 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 16:56:21,453 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 16:56:21,453 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 16:56:21,457 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 16:56:21,457 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 04:56:15" (1/3) ... [2020-10-12 16:56:21,458 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@117d3084 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:56:21, skipping insertion in model container [2020-10-12 16:56:21,458 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:56:16" (2/3) ... [2020-10-12 16:56:21,458 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@117d3084 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:56:21, skipping insertion in model container [2020-10-12 16:56:21,459 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:56:21" (3/3) ... [2020-10-12 16:56:21,460 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec9_product32.cil.c [2020-10-12 16:56:21,471 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 16:56:21,480 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 16:56:21,495 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 16:56:21,523 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 16:56:21,523 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 16:56:21,523 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 16:56:21,523 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 16:56:21,524 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 16:56:21,524 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 16:56:21,524 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 16:56:21,524 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 16:56:21,559 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states. [2020-10-12 16:56:21,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-10-12 16:56:21,573 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:56:21,574 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, 1] [2020-10-12 16:56:21,574 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:56:21,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:56:21,581 INFO L82 PathProgramCache]: Analyzing trace with hash 165755889, now seen corresponding path program 1 times [2020-10-12 16:56:21,590 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:56:21,590 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2056916971] [2020-10-12 16:56:21,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:56:22,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:22,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:22,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:22,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:26,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:27,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:27,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 131 [2020-10-12 16:56:27,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:56:27,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5041 [2020-10-12 16:56:27,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:27,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-12 16:56:27,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:56:27,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-12 16:56:27,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 16:56:28,149 WARN L193 SmtUtils]: Spent 906.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-12 16:56:28,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:56:28,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:28,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:28,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:28,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:56:28,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:28,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 197 [2020-10-12 16:56:28,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:28,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:56:28,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:28,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 16:56:28,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:28,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:56:28,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:28,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:28,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:28,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:56:28,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:28,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:56:28,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:28,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:56:28,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:28,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:56:28,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:28,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:56:28,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:28,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:28,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:28,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:56:28,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:28,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:56:28,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:28,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:56:28,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:28,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:56:28,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:28,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:56:28,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:28,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:28,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:28,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:56:28,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:28,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:56:28,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:28,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:56:28,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:28,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:56:28,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:28,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:56:28,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:28,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:28,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:28,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:56:28,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:28,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:56:28,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:28,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:56:28,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:28,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:56:28,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:56:28,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 16:56:28,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:28,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:28,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:28,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:56:28,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:28,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:56:28,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:28,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:56:28,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:28,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:56:28,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:28,735 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-12 16:56:28,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:56:28,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:28,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:28,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:28,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:28,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:29,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:31,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:31,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:33,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:33,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 81 [2020-10-12 16:56:33,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 16:56:33,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-12 16:56:33,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:33,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:56:33,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 16:56:33,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 81 [2020-10-12 16:56:33,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:56:33,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:56:33,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:33,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:33,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:34,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:34,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:34,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:34,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:34,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:56:34,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:56:34,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 867 [2020-10-12 16:56:34,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:34,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:56:34,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 16:56:34,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:56:34,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:34,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:56:34,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:34,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:34,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:34,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:34,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:56:34,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:56:34,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 16:56:34,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:34,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:56:34,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:34,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:56:34,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:56:34,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 16:56:34,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:34,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:34,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:34,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:35,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:35,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:56:35,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:56:35,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 105 [2020-10-12 16:56:35,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:35,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:56:35,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:56:35,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:56:35,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:56:35,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:56:35,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:35,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:35,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:35,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:56:35,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:35,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 16:56:35,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:35,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:56:35,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:35,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:56:35,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:56:35,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-12 16:56:35,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:35,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:35,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:35,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:35,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:35,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-12 16:56:35,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:56:35,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 340 [2020-10-12 16:56:35,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:35,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 16:56:35,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 16:56:35,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-12 16:56:35,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:56:35,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:56:35,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:35,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:35,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:35,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:35,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-12 16:56:35,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:56:35,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 136 [2020-10-12 16:56:35,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:35,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:56:35,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 16:56:35,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-10-12 16:56:35,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:35,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:56:35,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:35,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:35,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:35,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:56:35,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:35,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:56:35,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:35,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:56:35,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:35,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:56:35,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:35,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 16:56:35,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:35,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:35,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:35,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:35,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-12 16:56:35,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:56:35,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-12 16:56:35,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:35,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:56:35,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-12 16:56:35,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:56:35,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:35,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:56:35,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:35,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:35,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:35,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:56:35,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:35,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:56:35,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:35,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:56:35,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:35,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:56:35,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:35,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:56:35,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:35,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:35,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:35,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:56:35,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:35,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:56:35,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:35,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:56:35,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:35,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:56:35,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:56:36,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 16:56:36,040 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2056916971] [2020-10-12 16:56:36,042 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 16:56:36,042 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2020-10-12 16:56:36,043 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2102945969] [2020-10-12 16:56:36,051 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-12 16:56:36,051 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:56:36,073 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-12 16:56:36,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2020-10-12 16:56:36,078 INFO L87 Difference]: Start difference. First operand 824 states. Second operand 21 states. [2020-10-12 16:56:38,440 WARN L193 SmtUtils]: Spent 801.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-12 16:56:39,987 WARN L193 SmtUtils]: Spent 730.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-12 16:56:40,884 WARN L193 SmtUtils]: Spent 770.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-12 16:56:41,730 WARN L193 SmtUtils]: Spent 750.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-12 16:56:42,672 WARN L193 SmtUtils]: Spent 762.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-12 16:56:43,503 WARN L193 SmtUtils]: Spent 733.00 ms on a formula simplification that was a NOOP. DAG size: 408 [2020-10-12 16:56:44,602 WARN L193 SmtUtils]: Spent 763.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-12 16:56:46,556 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-12 16:56:49,966 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-12 16:56:51,643 WARN L193 SmtUtils]: Spent 728.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-12 16:56:52,784 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-12 16:57:01,727 WARN L193 SmtUtils]: Spent 766.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-12 16:57:02,587 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-12 16:57:03,406 WARN L193 SmtUtils]: Spent 747.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-12 16:57:06,197 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-12 16:57:18,437 WARN L193 SmtUtils]: Spent 722.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-12 16:57:19,240 WARN L193 SmtUtils]: Spent 745.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-12 16:57:21,702 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-12 16:57:22,487 WARN L193 SmtUtils]: Spent 729.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-12 16:57:23,411 WARN L193 SmtUtils]: Spent 729.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-12 16:57:24,279 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-12 16:57:25,108 WARN L193 SmtUtils]: Spent 748.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-12 16:57:42,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:57:42,082 INFO L93 Difference]: Finished difference Result 2637 states and 4617 transitions. [2020-10-12 16:57:42,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2020-10-12 16:57:42,085 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 87 [2020-10-12 16:57:42,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:57:42,132 INFO L225 Difference]: With dead ends: 2637 [2020-10-12 16:57:42,132 INFO L226 Difference]: Without dead ends: 2016 [2020-10-12 16:57:42,145 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1023 ImplicationChecksByTransitivity, 17.0s TimeCoverageRelationStatistics Valid=716, Invalid=3316, Unknown=0, NotChecked=0, Total=4032 [2020-10-12 16:57:42,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2016 states. [2020-10-12 16:57:42,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2016 to 1220. [2020-10-12 16:57:42,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1220 states. [2020-10-12 16:57:42,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 1220 states and 1943 transitions. [2020-10-12 16:57:42,638 INFO L78 Accepts]: Start accepts. Automaton has 1220 states and 1943 transitions. Word has length 87 [2020-10-12 16:57:42,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:57:42,639 INFO L479 AbstractCegarLoop]: Abstraction has 1220 states and 1943 transitions. [2020-10-12 16:57:42,639 INFO L480 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-10-12 16:57:42,639 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 1943 transitions. [2020-10-12 16:57:42,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-10-12 16:57:42,660 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:57:42,661 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 16:57:42,662 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 16:57:42,662 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:57:42,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:57:42,662 INFO L82 PathProgramCache]: Analyzing trace with hash -1935793105, now seen corresponding path program 1 times [2020-10-12 16:57:42,663 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:57:42,663 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [333208611] [2020-10-12 16:57:42,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:57:42,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:57:42,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:42,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:43,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:43,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:44,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:45,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:45,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:47,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:57:47,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-12 16:57:47,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 16:57:47,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5024 [2020-10-12 16:57:47,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:57:47,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-12 16:57:47,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:57:47,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 162 [2020-10-12 16:57:47,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:57:48,558 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-12 16:57:48,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:57:48,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:57:48,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:48,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:57:48,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:57:48,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:57:48,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 98 [2020-10-12 16:57:48,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:57:48,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:57:48,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:57:48,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 16:57:48,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:57:48,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:57:48,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:57:48,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:48,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:57:48,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:57:48,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:57:48,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:57:48,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:57:48,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:57:48,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:57:48,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:57:48,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:57:48,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:57:48,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:57:48,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:48,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:57:48,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:57:48,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:57:48,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:57:48,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:57:48,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:57:48,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:57:48,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:57:48,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:57:48,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:57:48,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:57:48,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:48,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:57:48,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:57:48,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:57:48,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:57:48,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:57:48,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:57:48,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:57:48,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:57:48,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:57:48,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:57:48,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:57:48,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:48,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:57:48,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:57:48,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:57:48,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:57:48,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:57:48,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:57:48,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:57:48,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:57:48,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:57:48,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 16:57:48,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:57:48,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:48,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:57:48,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:57:48,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:57:48,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:57:48,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:57:48,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:57:48,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:57:48,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:57:48,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:57:48,929 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-12 16:57:48,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:57:48,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:57:48,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:48,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:49,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:49,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:49,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:49,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:53,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:57:53,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 171 [2020-10-12 16:57:53,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 16:57:53,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-12 16:57:53,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:57:53,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:57:53,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-12 16:57:53,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-12 16:57:53,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:57:54,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:57:54,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:57:54,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:54,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:54,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:54,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:54,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:54,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:57:54,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:57:54,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:57:54,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 453 [2020-10-12 16:57:54,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:57:54,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:57:54,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:57:54,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:57:54,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:57:54,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:57:54,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:57:54,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:54,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:54,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:57:54,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:57:54,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:57:54,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 16:57:54,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:57:54,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:57:54,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:57:54,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:57:54,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:57:54,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 16:57:54,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:57:54,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:54,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:54,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:54,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:57:54,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:57:54,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:57:54,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-12 16:57:54,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:57:54,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:57:54,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:57:54,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:57:54,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:57:54,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:57:54,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:57:54,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:54,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:57:54,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:57:54,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:57:54,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:57:54,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:57:54,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:57:54,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:57:54,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:57:54,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:57:54,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 16:57:54,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:57:54,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:54,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:56,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:57:56,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 136 [2020-10-12 16:57:56,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:57:56,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1469 [2020-10-12 16:57:56,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:57:56,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:57:56,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-12 16:57:56,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-12 16:57:56,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:57:56,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:57:56,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:57:56,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:56,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:57,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:57:57,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 126 [2020-10-12 16:57:57,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:57:57,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1189 [2020-10-12 16:57:57,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:57:57,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:57:57,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 39 [2020-10-12 16:57:57,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-12 16:57:57,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:57:57,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:57:57,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:57:57,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:57,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:57:57,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:57:57,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:57:57,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:57:57,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:57:57,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:57:57,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:57:57,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:57:57,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:57:57,847 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-12 16:57:57,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 16:57:57,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:57:57,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:57,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:58,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:57:58,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 81 [2020-10-12 16:57:58,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:57:58,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 417 [2020-10-12 16:57:58,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:57:58,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:57:58,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-12 16:57:58,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-12 16:57:58,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:57:58,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:57:58,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:57:58,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:58,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:57:58,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:57:58,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:57:58,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-12 16:57:58,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:57:58,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:57:58,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:57:58,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-12 16:57:58,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:57:58,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:57:58,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:57:58,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:58,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:57:58,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:57:58,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:57:58,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:57:58,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:57:58,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:57:58,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:57:58,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:57:58,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:57:58,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:57:58,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:57:58,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:58,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:57:58,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:57:58,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:57:58,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:57:58,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:57:58,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:57:58,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:57:58,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:57:58,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:57:58,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:57:58,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:57:58,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:58,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:57:58,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:57:58,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:57:58,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:57:58,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:57:58,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:57:58,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:57:58,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:57:58,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:57:58,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:57:58,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:57:58,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:58,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:57:58,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:57:58,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:57:58,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 16:57:58,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:57:58,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:57:58,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:57:58,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-12 16:57:58,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:57:58,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:57:58,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:57:58,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:58,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:57:58,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:57:58,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:57:58,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:57:58,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:57:58,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:57:58,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:57:58,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:57:58,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:57:58,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:57:58,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:57:58,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:58,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:57:58,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:57:58,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:57:58,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:57:58,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:57:58,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:57:58,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:57:58,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:57:58,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:57:58,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:57:58,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:57:58,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:58,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:57:58,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:57:58,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:57:58,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:57:58,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:57:58,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:57:58,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:57:58,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:57:58,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:57:58,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-12 16:57:58,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:57:58,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:58,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:57:58,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:57:58,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:57:58,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-12 16:57:58,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:57:58,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:57:58,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 16:57:58,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 16:57:58,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:57:58,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-12 16:57:58,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:57:58,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:58,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:57:58,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:57:58,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:57:58,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:57:58,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:57:58,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:57:58,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-12 16:57:58,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:57:58,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:57:58,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:57:58,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:57:58,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:58,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:57:58,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:57:58,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:57:58,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:57:58,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:57:58,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:57:58,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:57:58,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:57:58,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:57:58,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:57:58,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:57:58,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:58,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:57:58,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:57:58,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:57:58,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:57:58,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:57:58,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:57:58,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:57:58,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:57:58,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:57:58,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:57:58,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:57:58,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:58,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:57:58,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:57:58,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:57:58,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:57:58,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:57:58,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:57:58,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:57:58,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:57:58,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:57:59,007 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-10-12 16:57:59,008 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [333208611] [2020-10-12 16:57:59,008 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 16:57:59,008 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2020-10-12 16:57:59,009 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010966686] [2020-10-12 16:57:59,011 INFO L459 AbstractCegarLoop]: Interpolant automaton has 27 states [2020-10-12 16:57:59,011 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:57:59,011 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2020-10-12 16:57:59,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=627, Unknown=0, NotChecked=0, Total=702 [2020-10-12 16:57:59,012 INFO L87 Difference]: Start difference. First operand 1220 states and 1943 transitions. Second operand 27 states. [2020-10-12 16:58:01,428 WARN L193 SmtUtils]: Spent 748.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2020-10-12 16:58:02,837 WARN L193 SmtUtils]: Spent 754.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-12 16:58:03,719 WARN L193 SmtUtils]: Spent 777.00 ms on a formula simplification that was a NOOP. DAG size: 406 [2020-10-12 16:58:04,694 WARN L193 SmtUtils]: Spent 742.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-12 16:58:05,527 WARN L193 SmtUtils]: Spent 740.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-12 16:58:06,430 WARN L193 SmtUtils]: Spent 729.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-12 16:58:07,407 WARN L193 SmtUtils]: Spent 776.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-12 16:58:08,403 WARN L193 SmtUtils]: Spent 746.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-12 16:58:10,039 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-10-12 16:58:10,987 WARN L193 SmtUtils]: Spent 771.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-12 16:58:11,789 WARN L193 SmtUtils]: Spent 744.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-12 16:58:12,669 WARN L193 SmtUtils]: Spent 744.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-12 16:58:13,800 WARN L193 SmtUtils]: Spent 747.00 ms on a formula simplification that was a NOOP. DAG size: 406 [2020-10-12 16:58:14,694 WARN L193 SmtUtils]: Spent 768.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-12 16:58:15,572 WARN L193 SmtUtils]: Spent 761.00 ms on a formula simplification that was a NOOP. DAG size: 408 [2020-10-12 16:58:16,436 WARN L193 SmtUtils]: Spent 761.00 ms on a formula simplification that was a NOOP. DAG size: 411 [2020-10-12 16:58:18,113 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 411 DAG size of output: 406 [2020-10-12 16:58:18,940 WARN L193 SmtUtils]: Spent 743.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-12 16:58:19,806 WARN L193 SmtUtils]: Spent 748.00 ms on a formula simplification that was a NOOP. DAG size: 408 [2020-10-12 16:58:20,758 WARN L193 SmtUtils]: Spent 732.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-12 16:58:21,108 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 134 [2020-10-12 16:58:21,390 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-12 16:58:23,571 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 413 DAG size of output: 408 [2020-10-12 16:58:25,459 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 415 DAG size of output: 410 [2020-10-12 16:58:26,509 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-12 16:58:26,823 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-12 16:58:29,583 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 413 DAG size of output: 408 [2020-10-12 16:58:30,929 WARN L193 SmtUtils]: Spent 878.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-12 16:58:32,205 WARN L193 SmtUtils]: Spent 756.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2020-10-12 16:58:33,064 WARN L193 SmtUtils]: Spent 744.00 ms on a formula simplification that was a NOOP. DAG size: 406 [2020-10-12 16:58:36,780 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 127 [2020-10-12 16:58:37,631 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 130 [2020-10-12 16:58:39,201 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-12 16:58:39,600 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:58:39,765 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-12 16:58:43,340 WARN L193 SmtUtils]: Spent 746.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2020-10-12 16:58:45,173 WARN L193 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 414 DAG size of output: 409 [2020-10-12 16:58:47,843 WARN L193 SmtUtils]: Spent 783.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-12 16:58:48,243 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-12 16:58:48,951 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-12 16:58:49,696 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 129 [2020-10-12 16:58:53,208 WARN L193 SmtUtils]: Spent 763.00 ms on a formula simplification that was a NOOP. DAG size: 408 [2020-10-12 16:58:53,535 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-12 16:58:56,441 WARN L193 SmtUtils]: Spent 810.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-12 16:58:57,311 WARN L193 SmtUtils]: Spent 798.00 ms on a formula simplification that was a NOOP. DAG size: 406 [2020-10-12 16:58:58,370 WARN L193 SmtUtils]: Spent 786.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-12 16:58:59,305 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-12 16:58:59,754 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-12 16:59:02,130 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-12 16:59:03,142 WARN L193 SmtUtils]: Spent 744.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-12 16:59:03,605 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-12 16:59:04,637 WARN L193 SmtUtils]: Spent 787.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-12 16:59:05,484 WARN L193 SmtUtils]: Spent 766.00 ms on a formula simplification that was a NOOP. DAG size: 408 [2020-10-12 16:59:07,014 WARN L193 SmtUtils]: Spent 781.00 ms on a formula simplification that was a NOOP. DAG size: 406 [2020-10-12 16:59:08,316 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-12 16:59:08,580 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:59:08,792 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:59:10,531 WARN L193 SmtUtils]: Spent 732.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2020-10-12 16:59:12,739 WARN L193 SmtUtils]: Spent 748.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-12 16:59:13,571 WARN L193 SmtUtils]: Spent 771.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-12 16:59:14,488 WARN L193 SmtUtils]: Spent 739.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-12 16:59:15,397 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 119 [2020-10-12 16:59:18,843 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-12 16:59:22,456 WARN L193 SmtUtils]: Spent 765.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-12 16:59:23,321 WARN L193 SmtUtils]: Spent 737.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-12 16:59:24,176 WARN L193 SmtUtils]: Spent 757.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2020-10-12 16:59:25,054 WARN L193 SmtUtils]: Spent 739.00 ms on a formula simplification that was a NOOP. DAG size: 408 [2020-10-12 16:59:25,774 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-12 16:59:25,981 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-12 16:59:26,146 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-12 16:59:26,331 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-12 16:59:26,513 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-12 16:59:29,679 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 412 DAG size of output: 409 [2020-10-12 16:59:31,923 WARN L193 SmtUtils]: Spent 730.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-12 16:59:33,272 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-12 16:59:35,032 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:59:35,207 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-12 16:59:35,816 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-12 16:59:35,991 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-12 16:59:39,222 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-12 16:59:41,122 WARN L193 SmtUtils]: Spent 752.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-12 16:59:42,532 WARN L193 SmtUtils]: Spent 781.00 ms on a formula simplification that was a NOOP. DAG size: 406 [2020-10-12 16:59:43,427 WARN L193 SmtUtils]: Spent 793.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2020-10-12 16:59:45,005 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 409 DAG size of output: 404 [2020-10-12 16:59:45,393 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 132 [2020-10-12 16:59:47,195 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 411 DAG size of output: 406 [2020-10-12 16:59:48,933 WARN L193 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 413 DAG size of output: 408 [2020-10-12 16:59:49,157 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:59:51,346 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 411 DAG size of output: 406 [2020-10-12 16:59:55,336 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 412 DAG size of output: 407