/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --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 [2020-10-14 06:08:02,354 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 06:08:02,358 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 06:08:02,397 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 06:08:02,397 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 06:08:02,405 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 06:08:02,407 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 06:08:02,410 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 06:08:02,413 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 06:08:02,416 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 06:08:02,417 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 06:08:02,418 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 06:08:02,419 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 06:08:02,422 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 06:08:02,424 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 06:08:02,426 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 06:08:02,427 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 06:08:02,429 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 06:08:02,430 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 06:08:02,438 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 06:08:02,440 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 06:08:02,441 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 06:08:02,442 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 06:08:02,442 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 06:08:02,447 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 06:08:02,447 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 06:08:02,448 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 06:08:02,449 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 06:08:02,450 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 06:08:02,451 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 06:08:02,454 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 06:08:02,455 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 06:08:02,456 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 06:08:02,460 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 06:08:02,461 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 06:08:02,461 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 06:08:02,461 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 06:08:02,462 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 06:08:02,462 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 06:08:02,463 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 06:08:02,463 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 06:08:02,464 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 [2020-10-14 06:08:02,485 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 06:08:02,485 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 06:08:02,487 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 06:08:02,487 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 06:08:02,487 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 06:08:02,487 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 06:08:02,488 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 06:08:02,488 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 06:08:02,488 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 06:08:02,488 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 06:08:02,488 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 06:08:02,488 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 06:08:02,489 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 06:08:02,489 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 06:08:02,489 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 06:08:02,489 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 06:08:02,489 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 06:08:02,490 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 06:08:02,490 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 06:08:02,490 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 06:08:02,490 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 06:08:02,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 06:08:02,491 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 06:08:02,491 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 06:08:02,491 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 06:08:02,491 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 06:08:02,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 06:08:02,492 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 06:08:02,492 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 06:08:02,492 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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 06:08:02,788 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 06:08:02,801 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 06:08:02,804 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 06:08:02,806 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 06:08:02,806 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 06:08:02,807 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec9_product32.cil.c [2020-10-14 06:08:02,871 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b5642170b/2c990d32c98249df997ffb6cdf19cac0/FLAGcaabda9d1 [2020-10-14 06:08:03,549 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 06:08:03,553 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec9_product32.cil.c [2020-10-14 06:08:03,573 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b5642170b/2c990d32c98249df997ffb6cdf19cac0/FLAGcaabda9d1 [2020-10-14 06:08:03,720 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b5642170b/2c990d32c98249df997ffb6cdf19cac0 [2020-10-14 06:08:03,728 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 06:08:03,729 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 06:08:03,730 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 06:08:03,730 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 06:08:03,734 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 06:08:03,735 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:08:03" (1/1) ... [2020-10-14 06:08:03,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15e98a99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:08:03, skipping insertion in model container [2020-10-14 06:08:03,738 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:08:03" (1/1) ... [2020-10-14 06:08:03,746 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 06:08:03,811 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 06:08:04,528 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 06:08:04,542 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 06:08:04,684 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 06:08:04,764 INFO L208 MainTranslator]: Completed translation [2020-10-14 06:08:04,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:08:04 WrapperNode [2020-10-14 06:08:04,765 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 06:08:04,765 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 06:08:04,766 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 06:08:04,766 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 06:08:04,779 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:08:04" (1/1) ... [2020-10-14 06:08:04,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:08:04" (1/1) ... [2020-10-14 06:08:04,858 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:08:04" (1/1) ... [2020-10-14 06:08:04,859 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:08:04" (1/1) ... [2020-10-14 06:08:04,940 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:08:04" (1/1) ... [2020-10-14 06:08:04,967 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:08:04" (1/1) ... [2020-10-14 06:08:04,979 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:08:04" (1/1) ... [2020-10-14 06:08:04,998 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 06:08:04,999 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 06:08:04,999 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 06:08:04,999 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 06:08:05,000 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:08:04" (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 [2020-10-14 06:08:05,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 06:08:05,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 06:08:05,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 06:08:05,103 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-14 06:08:05,103 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-14 06:08:05,103 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-14 06:08:05,104 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-14 06:08:05,104 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-14 06:08:05,105 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-14 06:08:05,105 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-14 06:08:05,105 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-14 06:08:05,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 06:08:05,106 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 06:08:05,106 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__1 [2020-10-14 06:08:05,106 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__2 [2020-10-14 06:08:05,108 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__3 [2020-10-14 06:08:05,108 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__4 [2020-10-14 06:08:05,108 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-14 06:08:05,109 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-14 06:08:05,110 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-14 06:08:05,110 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-14 06:08:05,111 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-14 06:08:05,111 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-14 06:08:05,112 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2020-10-14 06:08:05,113 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-14 06:08:05,113 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-14 06:08:05,113 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-14 06:08:05,113 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-14 06:08:05,114 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-14 06:08:05,114 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-14 06:08:05,114 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-14 06:08:05,114 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-14 06:08:05,115 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-14 06:08:05,115 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-14 06:08:05,115 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-14 06:08:05,115 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-14 06:08:05,116 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-14 06:08:05,116 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-14 06:08:05,116 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-14 06:08:05,117 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-14 06:08:05,117 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-14 06:08:05,117 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-14 06:08:05,117 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-14 06:08:05,118 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-14 06:08:05,118 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__executivefloor [2020-10-14 06:08:05,118 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-14 06:08:05,119 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__wrappee__executivefloor [2020-10-14 06:08:05,119 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-14 06:08:05,120 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-14 06:08:05,120 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-14 06:08:05,120 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-14 06:08:05,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 06:08:05,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 06:08:05,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 06:08:05,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 06:08:05,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 06:08:05,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 06:08:05,123 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 06:08:05,123 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 06:08:05,123 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 06:08:05,123 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 06:08:05,124 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-14 06:08:05,124 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-14 06:08:05,124 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-14 06:08:05,124 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-14 06:08:05,125 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-14 06:08:05,125 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-14 06:08:05,125 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-14 06:08:05,126 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-14 06:08:05,126 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-14 06:08:05,127 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-14 06:08:05,128 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-14 06:08:05,129 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-14 06:08:05,129 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-14 06:08:05,129 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-14 06:08:05,129 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 06:08:05,130 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-14 06:08:05,130 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 06:08:05,130 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-14 06:08:05,130 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-14 06:08:05,131 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-14 06:08:05,131 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-14 06:08:05,132 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-14 06:08:05,132 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 06:08:05,133 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 06:08:05,133 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-14 06:08:05,133 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-14 06:08:05,133 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-14 06:08:05,134 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-14 06:08:05,134 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-14 06:08:05,134 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-14 06:08:05,134 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-14 06:08:05,134 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-14 06:08:05,135 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 06:08:05,135 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-14 06:08:05,135 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-14 06:08:05,135 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 06:08:05,136 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-14 06:08:05,136 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-14 06:08:05,136 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-14 06:08:05,137 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__1 [2020-10-14 06:08:05,137 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__2 [2020-10-14 06:08:05,137 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__3 [2020-10-14 06:08:05,137 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__4 [2020-10-14 06:08:05,138 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 06:08:05,138 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-14 06:08:05,138 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-14 06:08:05,139 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-14 06:08:05,139 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-14 06:08:05,139 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-14 06:08:05,139 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-14 06:08:05,140 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-14 06:08:05,140 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-14 06:08:05,140 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-14 06:08:05,141 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-14 06:08:05,141 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-14 06:08:05,142 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-14 06:08:05,143 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-14 06:08:05,143 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-14 06:08:05,144 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-14 06:08:05,144 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2020-10-14 06:08:05,145 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-14 06:08:05,145 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-14 06:08:05,147 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-14 06:08:05,147 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-14 06:08:05,148 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-14 06:08:05,152 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-14 06:08:05,153 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-14 06:08:05,153 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-14 06:08:05,153 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-14 06:08:05,154 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-14 06:08:05,154 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-14 06:08:05,155 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-14 06:08:05,155 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-14 06:08:05,156 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-14 06:08:05,156 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__executivefloor [2020-10-14 06:08:05,157 INFO L130 BoogieDeclarations]: Found specification of procedure printState__wrappee__executivefloor [2020-10-14 06:08:05,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 06:08:05,157 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-14 06:08:05,157 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 06:08:05,158 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 06:08:05,158 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 06:08:05,158 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 06:08:05,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 06:08:05,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 06:08:05,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 06:08:05,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 06:08:05,167 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 06:08:05,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 06:08:05,168 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 06:08:05,168 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 06:08:05,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 06:08:05,168 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 06:08:05,168 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 06:08:05,169 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 06:08:05,169 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 06:08:05,169 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 06:08:05,170 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 06:08:05,170 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 06:08:05,170 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-14 06:08:05,170 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-14 06:08:05,171 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-14 06:08:05,171 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-14 06:08:05,171 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-14 06:08:05,171 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-14 06:08:05,171 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-14 06:08:05,171 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-14 06:08:05,171 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-14 06:08:05,172 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-14 06:08:05,172 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-14 06:08:05,172 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-14 06:08:05,172 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-14 06:08:05,173 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-14 06:08:05,173 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 06:08:05,173 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-14 06:08:05,173 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 06:08:05,173 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-14 06:08:05,174 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-14 06:08:05,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 06:08:05,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 06:08:05,175 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 06:08:09,686 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 06:08:09,687 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-14 06:08:09,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:08:09 BoogieIcfgContainer [2020-10-14 06:08:09,697 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 06:08:09,698 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 06:08:09,699 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 06:08:09,702 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 06:08:09,702 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 06:08:03" (1/3) ... [2020-10-14 06:08:09,703 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c92ab85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:08:09, skipping insertion in model container [2020-10-14 06:08:09,703 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:08:04" (2/3) ... [2020-10-14 06:08:09,703 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c92ab85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:08:09, skipping insertion in model container [2020-10-14 06:08:09,704 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:08:09" (3/3) ... [2020-10-14 06:08:09,705 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec9_product32.cil.c [2020-10-14 06:08:09,716 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 06:08:09,725 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 06:08:09,739 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 06:08:09,765 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 06:08:09,766 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 06:08:09,766 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 06:08:09,766 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 06:08:09,766 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 06:08:09,766 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 06:08:09,766 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 06:08:09,766 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 06:08:09,840 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states. [2020-10-14 06:08:09,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-10-14 06:08:09,854 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:08:09,855 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] [2020-10-14 06:08:09,856 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:08:09,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:08:09,861 INFO L82 PathProgramCache]: Analyzing trace with hash 165755889, now seen corresponding path program 1 times [2020-10-14 06:08:09,870 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:08:09,870 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [545837679] [2020-10-14 06:08:09,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:08:10,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:10,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:10,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:10,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:15,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:15,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:15,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 131 [2020-10-14 06:08:15,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:08:15,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5092 [2020-10-14 06:08:15,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:15,420 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:15,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:08:15,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-14 06:08:15,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:08:15,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-14 06:08:16,582 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-14 06:08:16,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:08:16,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:16,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:16,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:16,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:08:16,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:16,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 111 [2020-10-14 06:08:16,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:16,721 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:16,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:16,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:16,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:16,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:16,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:08:16,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:16,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:16,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:16,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:08:16,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:16,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:08:16,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:16,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:16,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:16,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:16,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:16,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:16,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:08:16,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:16,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:16,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:16,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:08:16,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:16,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:08:16,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:16,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:16,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:16,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:16,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:16,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:16,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:08:16,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:16,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:16,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:16,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:08:16,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:16,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:08:16,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:16,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:16,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:16,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:16,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:16,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:16,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:08:16,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:16,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:16,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:16,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:08:16,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:16,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:08:16,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:16,771 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:16,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:16,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:16,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:16,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:16,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 06:08:16,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:16,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:16,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:16,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:08:16,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:16,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:08:16,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:16,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:16,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:16,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:16,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:16,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:16,983 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-14 06:08:16,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-14 06:08:17,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:17,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:17,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:17,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:17,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:17,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:21,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:22,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:22,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 81 [2020-10-14 06:08:22,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 06:08:22,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-14 06:08:22,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:22,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:22,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:22,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 73 [2020-10-14 06:08:22,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:22,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:22,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:08:22,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:22,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:22,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:22,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:22,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:22,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:22,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:22,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-14 06:08:22,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:08:22,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 723 [2020-10-14 06:08:22,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:22,886 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:22,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:22,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:22,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:22,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 06:08:22,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:08:22,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:22,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:22,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:22,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:22,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:08:22,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:08:22,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 06:08:22,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:22,911 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:22,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:22,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:22,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:22,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:22,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 06:08:22,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:22,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:22,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:22,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:22,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 06:08:22,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:08:22,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-14 06:08:22,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:22,949 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:22,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:22,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:22,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:22,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:22,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 06:08:22,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:22,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:22,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:22,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:08:22,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:22,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:08:22,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:22,994 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:22,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:22,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:22,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:22,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:23,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:08:23,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:23,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:23,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:23,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:23,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-14 06:08:23,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:08:23,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 120 [2020-10-14 06:08:23,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:23,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:23,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:23,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-14 06:08:23,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:23,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 06:08:23,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:08:23,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:23,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:23,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:23,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:23,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-14 06:08:23,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:08:23,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-14 06:08:23,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:23,231 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:23,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:23,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:23,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:23,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:23,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:08:23,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:23,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:23,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:23,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:08:23,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:23,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:08:23,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:23,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:23,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:23,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:23,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:23,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:23,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 06:08:23,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:23,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:23,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:23,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:23,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-14 06:08:23,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:08:23,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 06:08:23,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:23,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:23,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:23,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:23,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:23,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:23,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:08:23,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:23,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:23,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:23,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:08:23,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:23,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:08:23,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:23,278 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:23,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:23,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:23,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:23,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:23,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:08:23,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:23,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:23,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:23,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:08:23,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:23,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:08:23,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:23,284 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:23,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:23,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:23,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:23,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:23,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 06:08:23,369 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [545837679] [2020-10-14 06:08:23,371 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:08:23,372 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 06:08:23,373 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256612942] [2020-10-14 06:08:23,379 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 06:08:23,379 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:08:23,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 06:08:23,394 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2020-10-14 06:08:23,396 INFO L87 Difference]: Start difference. First operand 824 states. Second operand 7 states. [2020-10-14 06:08:25,217 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-14 06:08:44,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:08:44,105 INFO L93 Difference]: Finished difference Result 1145 states and 2024 transitions. [2020-10-14 06:08:44,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-14 06:08:44,107 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 87 [2020-10-14 06:08:44,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:08:44,142 INFO L225 Difference]: With dead ends: 1145 [2020-10-14 06:08:44,142 INFO L226 Difference]: Without dead ends: 1095 [2020-10-14 06:08:44,149 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=33, Invalid=39, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:08:44,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1095 states. [2020-10-14 06:08:44,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1095 to 657. [2020-10-14 06:08:44,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 657 states. [2020-10-14 06:08:44,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 657 states and 1038 transitions. [2020-10-14 06:08:44,461 INFO L78 Accepts]: Start accepts. Automaton has 657 states and 1038 transitions. Word has length 87 [2020-10-14 06:08:44,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:08:44,462 INFO L479 AbstractCegarLoop]: Abstraction has 657 states and 1038 transitions. [2020-10-14 06:08:44,462 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 06:08:44,462 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1038 transitions. [2020-10-14 06:08:44,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-10-14 06:08:44,468 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:08:44,469 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, 1, 1] [2020-10-14 06:08:44,469 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 06:08:44,469 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:08:44,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:08:44,470 INFO L82 PathProgramCache]: Analyzing trace with hash -481392352, now seen corresponding path program 1 times [2020-10-14 06:08:44,470 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:08:44,470 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1806224418] [2020-10-14 06:08:44,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:08:44,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:44,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:44,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:44,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:44,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:48,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:48,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:49,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:49,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-14 06:08:49,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 06:08:49,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5035 [2020-10-14 06:08:49,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:49,567 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:49,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:08:49,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-14 06:08:49,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:08:49,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:50,385 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-14 06:08:50,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:08:50,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:50,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:50,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:50,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:08:50,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:50,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-14 06:08:50,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:50,471 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:50,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:50,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:50,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:50,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:50,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:08:50,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:50,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:50,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:50,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:08:50,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:50,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:08:50,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:50,496 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:50,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:50,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:50,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:50,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:50,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:08:50,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:50,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:50,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:50,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:08:50,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:50,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:08:50,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:50,502 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:50,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:50,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:50,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:50,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:50,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:08:50,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:50,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:50,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:50,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:08:50,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:50,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:08:50,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:50,507 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:50,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:50,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:50,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:50,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:08:50,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:08:50,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:50,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:50,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:50,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:08:50,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:50,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:08:50,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:50,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:50,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:50,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:50,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:50,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:50,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 06:08:50,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:50,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:50,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:50,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:08:50,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:50,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:08:50,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:50,531 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:50,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:50,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:50,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:50,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:50,686 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-14 06:08:50,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-14 06:08:50,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:50,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:50,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:50,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:51,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:51,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:55,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:55,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-10-14 06:08:55,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:08:55,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4575 [2020-10-14 06:08:55,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:55,285 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:55,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:08:55,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 63 [2020-10-14 06:08:55,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:08:55,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:55,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:08:55,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:55,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:55,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:55,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:55,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:55,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:55,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:55,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-14 06:08:55,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:08:55,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 479 [2020-10-14 06:08:55,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:55,877 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:55,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:55,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:55,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:55,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:08:55,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:08:55,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:55,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:55,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:55,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:55,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:08:55,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:08:55,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:08:55,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:55,890 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:55,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:55,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:55,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:55,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:55,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 06:08:55,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:55,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:55,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:55,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:55,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 06:08:55,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:08:55,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-14 06:08:55,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:55,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:55,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:55,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:55,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:55,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:55,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 06:08:55,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:55,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:55,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:55,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:08:55,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:55,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:08:55,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:55,946 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:55,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:55,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:55,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:55,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:55,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:08:55,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:55,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:56,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:56,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 06:08:56,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:56,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-14 06:08:56,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:56,024 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:56,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:08:56,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-14 06:08:56,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:08:56,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:08:56,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:08:56,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:56,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:56,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:56,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-14 06:08:56,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:56,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-14 06:08:56,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:56,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:56,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:08:56,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-14 06:08:56,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:08:56,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:56,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:08:56,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:56,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:56,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:56,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:08:56,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:56,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:08:56,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:56,092 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:56,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:56,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:56,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:56,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:56,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 06:08:56,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:56,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:56,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:56,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-14 06:08:56,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:56,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 06:08:56,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:56,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:56,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:08:56,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 06:08:56,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:08:56,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:56,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:08:56,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:56,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:56,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:56,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:08:56,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:56,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:08:56,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:56,195 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:56,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:56,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:56,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:56,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:56,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:08:56,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:56,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:56,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:56,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:08:56,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:56,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 06:08:56,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:56,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:56,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:08:56,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:56,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:08:56,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:56,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 06:08:56,338 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1806224418] [2020-10-14 06:08:56,339 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:08:56,339 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-14 06:08:56,339 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699629829] [2020-10-14 06:08:56,341 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 06:08:56,341 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:08:56,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 06:08:56,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2020-10-14 06:08:56,342 INFO L87 Difference]: Start difference. First operand 657 states and 1038 transitions. Second operand 10 states. [2020-10-14 06:09:00,227 WARN L193 SmtUtils]: Spent 737.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-14 06:09:01,076 WARN L193 SmtUtils]: Spent 743.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-14 06:09:01,900 WARN L193 SmtUtils]: Spent 760.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-14 06:09:24,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:09:24,322 INFO L93 Difference]: Finished difference Result 1665 states and 2866 transitions. [2020-10-14 06:09:24,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 06:09:24,323 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 89 [2020-10-14 06:09:24,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:09:24,335 INFO L225 Difference]: With dead ends: 1665 [2020-10-14 06:09:24,336 INFO L226 Difference]: Without dead ends: 1101 [2020-10-14 06:09:24,345 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-10-14 06:09:24,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1101 states. [2020-10-14 06:09:24,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1101 to 661. [2020-10-14 06:09:24,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 661 states. [2020-10-14 06:09:24,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 661 states and 1043 transitions. [2020-10-14 06:09:24,513 INFO L78 Accepts]: Start accepts. Automaton has 661 states and 1043 transitions. Word has length 89 [2020-10-14 06:09:24,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:09:24,514 INFO L479 AbstractCegarLoop]: Abstraction has 661 states and 1043 transitions. [2020-10-14 06:09:24,514 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 06:09:24,514 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 1043 transitions. [2020-10-14 06:09:24,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-10-14 06:09:24,520 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:09:24,520 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:09:24,521 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 06:09:24,521 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:09:24,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:09:24,521 INFO L82 PathProgramCache]: Analyzing trace with hash 1647639299, now seen corresponding path program 1 times [2020-10-14 06:09:24,522 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:09:24,522 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1661275639] [2020-10-14 06:09:24,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:09:24,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:24,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:24,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:24,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:24,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:25,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:29,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:29,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 141 [2020-10-14 06:09:29,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:09:29,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-14 06:09:29,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:29,603 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:29,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:09:29,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-14 06:09:29,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:09:29,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:09:30,797 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-14 06:09:30,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:09:30,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:30,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:30,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:30,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:09:30,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:30,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-14 06:09:30,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:30,871 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:30,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:30,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:30,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:30,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:09:30,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:09:30,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:30,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:30,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:30,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:09:30,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:30,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:09:30,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:30,901 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:30,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:30,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:30,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:30,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:09:30,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:09:30,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:30,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:30,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:30,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:09:30,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:30,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:09:30,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:30,909 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:30,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:30,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:30,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:30,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:09:30,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:09:30,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:30,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:30,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:30,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:09:30,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:30,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:09:30,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:30,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:30,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:30,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:30,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:30,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:09:30,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:09:30,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:30,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:30,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:30,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:09:30,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:30,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:09:30,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:30,922 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:30,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:30,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:30,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:30,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:30,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 06:09:30,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:30,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:30,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:30,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:09:30,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:30,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:09:30,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:30,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:30,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:30,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:30,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:30,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:09:31,243 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-14 06:09:31,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-14 06:09:31,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:31,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:31,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:31,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:31,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:31,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:36,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:36,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-14 06:09:36,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:09:36,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-14 06:09:36,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:36,281 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:36,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:09:36,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 06:09:36,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:09:36,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:09:36,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:09:36,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:36,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:36,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:36,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:36,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:36,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:36,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-14 06:09:36,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:09:36,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 292 [2020-10-14 06:09:36,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:36,690 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:36,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:09:36,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 06:09:36,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:09:36,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:09:36,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:09:36,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:36,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:36,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:36,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:36,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:09:36,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:09:36,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:09:36,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:36,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:36,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:36,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:36,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:36,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:36,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 06:09:36,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:36,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:36,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:36,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 06:09:36,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:36,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 06:09:36,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:36,715 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:36,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:09:36,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 06:09:36,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-14 06:09:36,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:36,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 06:09:36,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:36,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:36,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:36,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:09:36,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:36,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:09:36,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:36,769 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:36,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:09:36,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:36,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 06:09:36,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:36,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:09:36,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:36,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:36,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:36,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:36,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-14 06:09:36,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:09:36,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 149 [2020-10-14 06:09:36,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:36,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:36,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:36,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-14 06:09:36,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:36,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:09:36,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:09:36,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:36,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:36,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:37,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:37,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-14 06:09:37,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:09:37,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-14 06:09:37,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:37,028 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:37,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:37,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:37,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:37,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:37,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:09:37,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:37,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:37,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:37,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:09:37,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:37,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:09:37,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:37,038 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:37,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:37,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:37,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:37,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:09:37,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 06:09:37,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:37,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:37,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:37,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-14 06:09:37,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:37,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:09:37,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:37,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:37,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:37,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:37,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:37,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:09:37,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:09:37,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:37,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:37,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:37,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:09:37,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:37,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:09:37,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:37,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:37,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:37,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:37,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:37,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:09:37,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:09:37,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:37,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:37,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:37,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:09:37,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:37,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:09:37,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:37,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:37,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:37,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:37,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:37,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:09:37,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 06:09:37,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:37,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:37,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:37,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:09:37,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:37,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:09:37,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:37,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:37,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:37,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:37,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:37,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:09:37,128 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 06:09:37,128 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1661275639] [2020-10-14 06:09:37,129 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:09:37,129 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 06:09:37,130 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809425677] [2020-10-14 06:09:37,130 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 06:09:37,130 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:09:37,131 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 06:09:37,131 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:09:37,131 INFO L87 Difference]: Start difference. First operand 661 states and 1043 transitions. Second operand 9 states. [2020-10-14 06:09:39,227 WARN L193 SmtUtils]: Spent 735.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-14 06:09:40,523 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-14 06:10:04,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:10:04,031 INFO L93 Difference]: Finished difference Result 1677 states and 2861 transitions. [2020-10-14 06:10:04,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 06:10:04,032 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 95 [2020-10-14 06:10:04,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:10:04,042 INFO L225 Difference]: With dead ends: 1677 [2020-10-14 06:10:04,042 INFO L226 Difference]: Without dead ends: 1099 [2020-10-14 06:10:04,046 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=76, Invalid=164, Unknown=0, NotChecked=0, Total=240 [2020-10-14 06:10:04,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1099 states. [2020-10-14 06:10:04,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1099 to 661. [2020-10-14 06:10:04,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 661 states. [2020-10-14 06:10:04,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 661 states and 1038 transitions. [2020-10-14 06:10:04,215 INFO L78 Accepts]: Start accepts. Automaton has 661 states and 1038 transitions. Word has length 95 [2020-10-14 06:10:04,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:10:04,215 INFO L479 AbstractCegarLoop]: Abstraction has 661 states and 1038 transitions. [2020-10-14 06:10:04,216 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 06:10:04,216 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 1038 transitions. [2020-10-14 06:10:04,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-10-14 06:10:04,222 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:10:04,223 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:10:04,223 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 06:10:04,224 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:10:04,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:10:04,224 INFO L82 PathProgramCache]: Analyzing trace with hash -1516982632, now seen corresponding path program 1 times [2020-10-14 06:10:04,224 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:10:04,225 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [669474686] [2020-10-14 06:10:04,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:10:04,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:04,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:04,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:04,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:04,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:07,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:09,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:09,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 142 [2020-10-14 06:10:09,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:10:09,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-14 06:10:09,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:09,282 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:09,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:10:09,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-14 06:10:09,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 06:10:09,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:10,206 WARN L193 SmtUtils]: Spent 871.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-14 06:10:10,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:10:10,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:10,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:10,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:10,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:10:10,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:10,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-14 06:10:10,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:10,248 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:10,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:10,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:10,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:10,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:10,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:10:10,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:10,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:10,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:10,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:10:10,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:10,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:10:10,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:10,262 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:10,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:10,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:10,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:10,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:10,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:10:10,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:10,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:10,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:10,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:10:10,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:10,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:10:10,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:10,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:10,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:10,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:10,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:10,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:10,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:10:10,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:10,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:10,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:10,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:10:10,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:10,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:10:10,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:10,269 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:10,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:10,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:10,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:10,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:10,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:10:10,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:10,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:10,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:10,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:10:10,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:10,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:10:10,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:10,272 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:10,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:10,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:10,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:10,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:10,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 06:10:10,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:10,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:10,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:10,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:10:10,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:10,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:10:10,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:10,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:10,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:10,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:10,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:10,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:10,484 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-14 06:10:10,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-14 06:10:10,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:10,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:10,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:10,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:10,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:10,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:15,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:15,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-14 06:10:15,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:10:15,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4752 [2020-10-14 06:10:15,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:15,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:15,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:10:15,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 06:10:15,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 06:10:15,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:15,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:10:15,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:15,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:15,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:15,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:15,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:15,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:15,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-14 06:10:15,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:10:15,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 203 [2020-10-14 06:10:15,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:15,579 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:15,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:10:15,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 06:10:15,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 06:10:15,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:15,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:10:15,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:15,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:15,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:15,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:15,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:10:15,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:10:15,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:10:15,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:15,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:15,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:15,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:15,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:15,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:15,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 06:10:15,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:15,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:15,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:15,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 06:10:15,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:15,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 06:10:15,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:15,609 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:15,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:10:15,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 06:10:15,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-14 06:10:15,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:10:15,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 06:10:15,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:15,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:15,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:15,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:10:15,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:15,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:10:15,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:15,669 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:15,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:10:15,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:15,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 06:10:15,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:15,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 06:10:15,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:15,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:15,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:15,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:15,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-14 06:10:15,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:10:15,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 203 [2020-10-14 06:10:15,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:15,887 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:15,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:15,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-14 06:10:15,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:15,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:10:15,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:10:15,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:15,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:15,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:16,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:16,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-14 06:10:16,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:10:16,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 120 [2020-10-14 06:10:16,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:16,026 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:16,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:16,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:16,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:16,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:10:16,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:10:16,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:16,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:16,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:16,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:10:16,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:16,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:10:16,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:16,039 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:16,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:16,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:16,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:16,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:10:16,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 06:10:16,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:16,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:16,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:16,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-14 06:10:16,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:16,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 06:10:16,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:16,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:16,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:16,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:16,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:16,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 06:10:16,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:10:16,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:16,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:16,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:16,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:10:16,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:16,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:10:16,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:16,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:16,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:16,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:16,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:16,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:10:16,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:10:16,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:16,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:16,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:16,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:10:16,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:16,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:10:16,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:16,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:16,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:16,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:16,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:16,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:10:16,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 06:10:16,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:16,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:16,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:16,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:10:16,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:16,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:10:16,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:16,076 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:16,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:16,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:16,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:16,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:10:16,184 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 06:10:16,184 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [669474686] [2020-10-14 06:10:16,184 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:10:16,185 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 06:10:16,185 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151103962] [2020-10-14 06:10:16,186 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 06:10:16,187 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:10:16,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 06:10:16,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:10:16,188 INFO L87 Difference]: Start difference. First operand 661 states and 1038 transitions. Second operand 9 states. [2020-10-14 06:10:18,821 WARN L193 SmtUtils]: Spent 733.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-14 06:10:19,944 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-14 06:10:43,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:10:43,304 INFO L93 Difference]: Finished difference Result 1677 states and 2856 transitions. [2020-10-14 06:10:43,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 06:10:43,307 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 96 [2020-10-14 06:10:43,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:10:43,316 INFO L225 Difference]: With dead ends: 1677 [2020-10-14 06:10:43,317 INFO L226 Difference]: Without dead ends: 1099 [2020-10-14 06:10:43,321 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=76, Invalid=164, Unknown=0, NotChecked=0, Total=240 [2020-10-14 06:10:43,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1099 states. [2020-10-14 06:10:43,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1099 to 661. [2020-10-14 06:10:43,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 661 states. [2020-10-14 06:10:43,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 661 states and 1033 transitions. [2020-10-14 06:10:43,480 INFO L78 Accepts]: Start accepts. Automaton has 661 states and 1033 transitions. Word has length 96 [2020-10-14 06:10:43,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:10:43,480 INFO L479 AbstractCegarLoop]: Abstraction has 661 states and 1033 transitions. [2020-10-14 06:10:43,480 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 06:10:43,480 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 1033 transitions. [2020-10-14 06:10:43,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-10-14 06:10:43,483 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:10:43,483 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:10:43,483 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 06:10:43,483 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:10:43,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:10:43,484 INFO L82 PathProgramCache]: Analyzing trace with hash -1978688856, now seen corresponding path program 1 times [2020-10-14 06:10:43,484 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:10:43,484 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1142074107] [2020-10-14 06:10:43,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:10:43,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:43,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:43,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:43,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:43,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:44,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:45,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:48,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:48,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 143 [2020-10-14 06:10:48,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 06:10:48,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-14 06:10:48,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:48,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:48,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:10:48,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-14 06:10:48,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 06:10:48,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:49,445 WARN L193 SmtUtils]: Spent 851.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-14 06:10:49,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:10:49,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:49,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:49,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:49,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:10:49,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:49,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 06:10:49,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:49,478 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:49,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:49,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:49,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:49,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:49,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:10:49,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:49,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:49,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:49,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:10:49,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:49,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:10:49,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:49,492 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:49,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:49,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:49,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:49,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:49,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:10:49,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:49,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:49,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:49,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:10:49,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:49,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:10:49,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:49,495 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:49,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:49,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:49,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:49,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:49,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:10:49,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:49,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:49,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:49,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:10:49,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:49,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:10:49,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:49,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:49,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:49,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:49,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:49,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:49,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:10:49,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:49,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:49,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:49,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:10:49,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:49,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:10:49,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:49,501 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:49,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:49,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:49,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:49,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:49,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 06:10:49,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:49,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:49,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:49,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:10:49,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:49,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:10:49,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:49,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:49,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:49,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:49,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:49,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:49,708 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-14 06:10:49,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-14 06:10:49,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:49,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:49,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:49,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:49,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:49,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:53,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:53,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 93 [2020-10-14 06:10:53,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:10:53,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3820 [2020-10-14 06:10:53,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:53,576 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:53,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:10:53,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 06:10:53,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 06:10:53,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:53,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:10:53,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:53,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:53,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:53,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:53,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:53,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:53,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 06:10:53,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:10:53,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 212 [2020-10-14 06:10:53,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:53,901 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:53,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:10:53,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 06:10:53,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 06:10:53,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:53,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:10:53,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:53,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:53,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:53,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:53,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:10:53,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:10:53,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:10:53,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:53,910 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:53,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:53,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:53,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:53,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:53,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 06:10:53,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:53,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:53,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:53,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 06:10:53,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:53,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 06:10:53,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:53,925 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:53,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:10:53,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 06:10:53,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-14 06:10:53,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:53,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 06:10:53,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:53,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:53,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:53,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:10:53,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:53,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:10:53,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:53,979 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:53,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:10:53,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:53,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 06:10:53,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:53,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 06:10:53,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:53,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:54,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:54,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:54,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-14 06:10:54,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:10:54,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 96 [2020-10-14 06:10:54,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:54,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:54,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:54,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-14 06:10:54,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:54,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:54,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:10:54,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:54,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:54,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:54,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:54,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-14 06:10:54,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:10:54,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-14 06:10:54,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:54,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:54,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:54,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:54,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:54,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:54,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:10:54,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:54,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:54,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:54,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:10:54,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:54,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:10:54,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:54,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:54,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:54,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:54,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:54,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:54,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 06:10:54,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:54,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:54,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:54,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-14 06:10:54,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:54,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:10:54,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:54,157 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:54,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:54,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:54,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:54,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:54,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:10:54,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:54,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:54,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:54,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:10:54,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:54,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:10:54,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:54,161 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:54,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:54,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:54,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:54,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:54,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:10:54,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:54,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:54,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:54,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:10:54,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:54,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:10:54,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:54,164 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:54,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:54,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:54,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:54,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:54,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 06:10:54,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:54,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:54,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:54,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:10:54,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:54,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:10:54,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:54,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:54,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:54,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:54,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:54,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:54,216 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 06:10:54,217 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1142074107] [2020-10-14 06:10:54,217 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:10:54,217 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 06:10:54,217 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1190284465] [2020-10-14 06:10:54,218 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 06:10:54,218 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:10:54,218 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 06:10:54,218 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:10:54,218 INFO L87 Difference]: Start difference. First operand 661 states and 1033 transitions. Second operand 9 states. [2020-10-14 06:10:56,072 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-14 06:10:57,135 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-14 06:11:21,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:11:21,271 INFO L93 Difference]: Finished difference Result 1677 states and 2851 transitions. [2020-10-14 06:11:21,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 06:11:21,272 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 97 [2020-10-14 06:11:21,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:11:21,281 INFO L225 Difference]: With dead ends: 1677 [2020-10-14 06:11:21,281 INFO L226 Difference]: Without dead ends: 1099 [2020-10-14 06:11:21,285 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=76, Invalid=164, Unknown=0, NotChecked=0, Total=240 [2020-10-14 06:11:21,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1099 states. [2020-10-14 06:11:21,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1099 to 661. [2020-10-14 06:11:21,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 661 states. [2020-10-14 06:11:21,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 661 states and 1028 transitions. [2020-10-14 06:11:21,426 INFO L78 Accepts]: Start accepts. Automaton has 661 states and 1028 transitions. Word has length 97 [2020-10-14 06:11:21,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:11:21,427 INFO L479 AbstractCegarLoop]: Abstraction has 661 states and 1028 transitions. [2020-10-14 06:11:21,427 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 06:11:21,427 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 1028 transitions. [2020-10-14 06:11:21,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-10-14 06:11:21,429 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:11:21,430 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:11:21,430 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 06:11:21,430 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:11:21,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:11:21,430 INFO L82 PathProgramCache]: Analyzing trace with hash -254386787, now seen corresponding path program 1 times [2020-10-14 06:11:21,431 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:11:21,431 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [900212893] [2020-10-14 06:11:21,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:11:21,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:21,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:21,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:21,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:22,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:23,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:23,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:26,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:26,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 144 [2020-10-14 06:11:26,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 06:11:26,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-14 06:11:26,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:26,501 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:26,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:11:26,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-14 06:11:26,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 06:11:26,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:11:27,305 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-14 06:11:27,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:11:27,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:27,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:27,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:27,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:11:27,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:11:27,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-14 06:11:27,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:27,338 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:27,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:11:27,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:11:27,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:11:27,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:11:27,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:11:27,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:27,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:27,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:27,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:11:27,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:11:27,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:11:27,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:27,354 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:27,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:11:27,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:11:27,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:11:27,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:11:27,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:11:27,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:27,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:27,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:27,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:11:27,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:11:27,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:11:27,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:27,359 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:27,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:11:27,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:11:27,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:11:27,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:11:27,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:11:27,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:27,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:27,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:27,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:11:27,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:11:27,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:11:27,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:27,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:27,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:11:27,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:11:27,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:11:27,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:11:27,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:11:27,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:27,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:27,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:27,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:11:27,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:11:27,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:11:27,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:27,367 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:27,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:11:27,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:11:27,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:11:27,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:11:27,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 06:11:27,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:27,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:27,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:27,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:11:27,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:11:27,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:11:27,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:27,400 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:27,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:11:27,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:11:27,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:11:27,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:11:27,601 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-14 06:11:27,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-14 06:11:27,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:27,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:27,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:27,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:27,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:27,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:31,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:31,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 94 [2020-10-14 06:11:31,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:11:31,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3823 [2020-10-14 06:11:31,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:31,447 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:31,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:11:31,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 06:11:31,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 06:11:31,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:11:31,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:11:31,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:31,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:31,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:31,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:31,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:31,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:31,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-14 06:11:31,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:11:31,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 285 [2020-10-14 06:11:31,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:31,852 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:31,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:11:31,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 06:11:31,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 06:11:31,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:11:31,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:11:31,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:31,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:31,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:31,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:31,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:11:31,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:11:31,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:11:31,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:31,867 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:31,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:11:31,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:11:31,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:11:31,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:11:31,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 06:11:31,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:31,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:31,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:31,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 06:11:31,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:11:31,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-14 06:11:31,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:31,902 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:31,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:11:31,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 06:11:31,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 06:11:31,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:11:31,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:11:31,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:31,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:31,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:31,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:11:31,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:11:31,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:11:31,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:31,994 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:31,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:11:31,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:11:31,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 06:11:31,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:11:32,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-14 06:11:32,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:32,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:32,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:32,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:32,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-14 06:11:32,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:11:32,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 211 [2020-10-14 06:11:32,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:32,226 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:32,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:11:32,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-14 06:11:32,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:11:32,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:11:32,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:11:32,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:32,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:32,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:32,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:32,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-14 06:11:32,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:11:32,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 100 [2020-10-14 06:11:32,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:32,345 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:32,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:11:32,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:11:32,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:11:32,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:11:32,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:11:32,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:32,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:32,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:32,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:11:32,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:11:32,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:11:32,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:32,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:32,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:11:32,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:11:32,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:11:32,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:11:32,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 06:11:32,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:32,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:32,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:32,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-14 06:11:32,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:11:32,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 06:11:32,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:32,367 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:32,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:11:32,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:11:32,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:11:32,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:11:32,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:11:32,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:32,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:32,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:32,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:11:32,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:11:32,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:11:32,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:32,374 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:32,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:11:32,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:11:32,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:11:32,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:11:32,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:11:32,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:32,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:32,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:32,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:11:32,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:11:32,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:11:32,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:32,378 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:32,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:11:32,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:11:32,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:11:32,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:11:32,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 06:11:32,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:32,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:32,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:32,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:11:32,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:11:32,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:11:32,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:32,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:32,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:11:32,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:11:32,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:11:32,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:11:32,449 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 06:11:32,449 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [900212893] [2020-10-14 06:11:32,450 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:11:32,450 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 06:11:32,450 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795118786] [2020-10-14 06:11:32,451 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 06:11:32,451 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:11:32,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 06:11:32,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:11:32,452 INFO L87 Difference]: Start difference. First operand 661 states and 1028 transitions. Second operand 9 states. [2020-10-14 06:11:34,618 WARN L193 SmtUtils]: Spent 791.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-14 06:11:35,875 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 121