/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_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 06:07:37,573 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 06:07:37,576 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 06:07:37,601 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 06:07:37,602 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 06:07:37,603 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 06:07:37,604 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 06:07:37,606 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 06:07:37,608 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 06:07:37,609 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 06:07:37,610 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 06:07:37,611 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 06:07:37,611 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 06:07:37,617 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 06:07:37,618 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 06:07:37,619 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 06:07:37,620 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 06:07:37,621 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 06:07:37,622 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 06:07:37,624 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 06:07:37,625 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 06:07:37,626 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 06:07:37,627 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 06:07:37,628 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 06:07:37,631 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 06:07:37,631 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 06:07:37,631 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 06:07:37,632 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 06:07:37,632 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 06:07:37,633 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 06:07:37,633 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 06:07:37,634 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 06:07:37,635 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 06:07:37,635 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 06:07:37,636 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 06:07:37,637 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 06:07:37,637 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 06:07:37,637 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 06:07:37,638 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 06:07:37,639 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 06:07:37,639 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 06:07:37,640 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 06:07:37,663 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 06:07:37,663 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 06:07:37,665 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 06:07:37,665 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 06:07:37,665 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 06:07:37,665 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 06:07:37,666 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 06:07:37,666 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 06:07:37,666 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 06:07:37,666 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 06:07:37,666 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 06:07:37,667 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 06:07:37,667 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 06:07:37,667 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 06:07:37,667 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 06:07:37,667 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 06:07:37,668 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 06:07:37,668 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 06:07:37,668 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 06:07:37,668 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 06:07:37,668 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 06:07:37,669 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 06:07:37,669 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 06:07:37,669 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 06:07:37,669 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 06:07:37,669 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 06:07:37,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 06:07:37,670 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 06:07:37,670 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 06:07:37,670 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 06:07:37,961 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 06:07:37,974 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 06:07:37,978 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 06:07:37,979 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 06:07:37,980 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 06:07:37,981 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec9_product28.cil.c [2020-10-14 06:07:38,041 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8a3d7ac74/d126c9017c4c4d4b8719fc1a239839e0/FLAGb573b0415 [2020-10-14 06:07:38,703 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 06:07:38,703 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec9_product28.cil.c [2020-10-14 06:07:38,727 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8a3d7ac74/d126c9017c4c4d4b8719fc1a239839e0/FLAGb573b0415 [2020-10-14 06:07:38,898 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8a3d7ac74/d126c9017c4c4d4b8719fc1a239839e0 [2020-10-14 06:07:38,908 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 06:07:38,910 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 06:07:38,911 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 06:07:38,911 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 06:07:38,915 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 06:07:38,916 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:07:38" (1/1) ... [2020-10-14 06:07:38,919 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30e45b52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:07:38, skipping insertion in model container [2020-10-14 06:07:38,919 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:07:38" (1/1) ... [2020-10-14 06:07:38,927 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 06:07:38,991 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 06:07:39,708 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 06:07:39,722 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 06:07:39,913 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 06:07:40,033 INFO L208 MainTranslator]: Completed translation [2020-10-14 06:07:40,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:07:40 WrapperNode [2020-10-14 06:07:40,042 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 06:07:40,044 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 06:07:40,044 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 06:07:40,045 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 06:07:40,059 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:07:40" (1/1) ... [2020-10-14 06:07:40,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:07:40" (1/1) ... [2020-10-14 06:07:40,131 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:07:40" (1/1) ... [2020-10-14 06:07:40,132 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:07:40" (1/1) ... [2020-10-14 06:07:40,229 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:07:40" (1/1) ... [2020-10-14 06:07:40,266 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:07:40" (1/1) ... [2020-10-14 06:07:40,286 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:07:40" (1/1) ... [2020-10-14 06:07:40,308 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 06:07:40,309 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 06:07:40,309 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 06:07:40,309 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 06:07:40,310 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:07:40" (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 06:07:40,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 06:07:40,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 06:07:40,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 06:07:40,370 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-14 06:07:40,370 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-14 06:07:40,371 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-14 06:07:40,371 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-14 06:07:40,371 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-14 06:07:40,371 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-14 06:07:40,371 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-14 06:07:40,372 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-14 06:07:40,372 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-14 06:07:40,373 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-14 06:07:40,373 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-14 06:07:40,373 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 06:07:40,373 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 06:07:40,374 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 06:07:40,374 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 06:07:40,374 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-14 06:07:40,374 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-14 06:07:40,374 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-14 06:07:40,375 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-14 06:07:40,375 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-14 06:07:40,375 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-14 06:07:40,375 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2020-10-14 06:07:40,376 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-14 06:07:40,376 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-14 06:07:40,376 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-14 06:07:40,376 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-14 06:07:40,376 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-14 06:07:40,376 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-14 06:07:40,377 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-14 06:07:40,377 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-14 06:07:40,378 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-14 06:07:40,378 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-14 06:07:40,378 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-14 06:07:40,378 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-14 06:07:40,379 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-14 06:07:40,379 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-14 06:07:40,379 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-14 06:07:40,379 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-14 06:07:40,379 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-14 06:07:40,379 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-14 06:07:40,380 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__executivefloor [2020-10-14 06:07:40,380 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-14 06:07:40,380 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__wrappee__executivefloor [2020-10-14 06:07:40,380 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-14 06:07:40,380 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-14 06:07:40,380 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-14 06:07:40,381 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-14 06:07:40,381 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 06:07:40,382 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 06:07:40,382 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 06:07:40,382 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 06:07:40,382 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 06:07:40,382 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 06:07:40,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__1 [2020-10-14 06:07:40,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__2 [2020-10-14 06:07:40,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__3 [2020-10-14 06:07:40,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__4 [2020-10-14 06:07:40,383 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-14 06:07:40,383 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-14 06:07:40,384 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-14 06:07:40,384 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-14 06:07:40,384 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-14 06:07:40,384 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-14 06:07:40,384 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-14 06:07:40,384 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-14 06:07:40,385 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-14 06:07:40,385 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-14 06:07:40,386 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-14 06:07:40,387 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-14 06:07:40,388 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-14 06:07:40,388 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-14 06:07:40,388 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 06:07:40,388 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-14 06:07:40,388 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 06:07:40,388 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 06:07:40,388 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-14 06:07:40,389 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-14 06:07:40,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 06:07:40,389 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 06:07:40,390 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 06:07:40,391 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-14 06:07:40,391 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-14 06:07:40,392 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-14 06:07:40,392 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-14 06:07:40,392 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-14 06:07:40,393 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-14 06:07:40,394 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-14 06:07:40,394 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-14 06:07:40,394 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-14 06:07:40,394 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-14 06:07:40,394 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-14 06:07:40,395 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 06:07:40,395 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 06:07:40,395 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 06:07:40,395 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 06:07:40,396 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 06:07:40,397 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-14 06:07:40,397 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-14 06:07:40,397 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-14 06:07:40,397 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-14 06:07:40,397 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-14 06:07:40,398 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-14 06:07:40,398 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-14 06:07:40,398 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-14 06:07:40,398 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-14 06:07:40,398 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-14 06:07:40,398 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-14 06:07:40,399 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-14 06:07:40,399 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-14 06:07:40,399 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-14 06:07:40,399 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-14 06:07:40,399 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-14 06:07:40,399 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2020-10-14 06:07:40,400 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-14 06:07:40,401 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__2 [2020-10-14 06:07:40,401 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-14 06:07:40,401 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-14 06:07:40,401 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-14 06:07:40,401 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-14 06:07:40,402 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-14 06:07:40,403 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-14 06:07:40,403 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-14 06:07:40,404 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-14 06:07:40,407 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-14 06:07:40,408 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-14 06:07:40,408 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-14 06:07:40,408 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__executivefloor [2020-10-14 06:07:40,408 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__3 [2020-10-14 06:07:40,408 INFO L130 BoogieDeclarations]: Found specification of procedure printState__wrappee__executivefloor [2020-10-14 06:07:40,409 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 06:07:40,409 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-14 06:07:40,409 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 06:07:40,409 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 06:07:40,409 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 06:07:40,409 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 06:07:40,409 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 06:07:40,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 06:07:40,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 06:07:40,410 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 06:07:40,410 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 06:07:40,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 06:07:40,417 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 06:07:40,417 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 06:07:40,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 06:07:40,418 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 06:07:40,418 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 06:07:40,418 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 06:07:40,418 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 06:07:40,418 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__1 [2020-10-14 06:07:40,418 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__4 [2020-10-14 06:07:40,419 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-14 06:07:40,419 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-14 06:07:40,419 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-14 06:07:40,420 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-14 06:07:40,420 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-14 06:07:40,420 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-14 06:07:40,420 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-14 06:07:40,420 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-14 06:07:40,420 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-14 06:07:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-14 06:07:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-14 06:07:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-14 06:07:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-14 06:07:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-14 06:07:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-14 06:07:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 06:07:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 06:07:40,422 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-14 06:07:40,422 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 06:07:40,422 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-14 06:07:40,422 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-14 06:07:40,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 06:07:40,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 06:07:40,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 06:07:42,580 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 06:07:42,581 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-14 06:07:42,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:07:42 BoogieIcfgContainer [2020-10-14 06:07:42,597 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 06:07:42,600 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 06:07:42,600 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 06:07:42,603 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 06:07:42,604 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 06:07:38" (1/3) ... [2020-10-14 06:07:42,605 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@247d40af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:07:42, skipping insertion in model container [2020-10-14 06:07:42,605 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:07:40" (2/3) ... [2020-10-14 06:07:42,606 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@247d40af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:07:42, skipping insertion in model container [2020-10-14 06:07:42,606 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:07:42" (3/3) ... [2020-10-14 06:07:42,608 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec9_product28.cil.c [2020-10-14 06:07:42,620 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 06:07:42,633 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 06:07:42,648 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 06:07:42,687 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 06:07:42,687 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 06:07:42,687 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 06:07:42,688 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 06:07:42,688 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 06:07:42,689 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 06:07:42,689 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 06:07:42,690 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 06:07:42,740 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states. [2020-10-14 06:07:42,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-10-14 06:07:42,765 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:07:42,767 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 06:07:42,767 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:07:42,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:07:42,776 INFO L82 PathProgramCache]: Analyzing trace with hash 961296188, now seen corresponding path program 1 times [2020-10-14 06:07:42,786 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:07:42,787 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [48047777] [2020-10-14 06:07:42,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:07:43,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:43,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:43,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:43,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:48,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:48,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:48,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 131 [2020-10-14 06:07:48,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:07:48,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5056 [2020-10-14 06:07:48,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:48,349 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:48,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:07:48,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 108 [2020-10-14 06:07:48,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:07:48,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 06:07:49,372 WARN L193 SmtUtils]: Spent 929.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-14 06:07:49,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:07:49,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:49,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:49,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:49,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:07:49,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:49,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-14 06:07:49,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:49,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:49,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:49,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:49,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:49,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:07:49,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:07:49,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:49,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:49,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:49,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:07:49,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:49,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:07:49,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:49,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:49,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:49,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:49,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:49,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:07:49,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:07:49,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:49,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:49,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:49,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:07:49,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:49,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:07:49,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:49,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:49,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:49,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:49,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:49,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:07:49,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:07:49,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:49,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:49,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:49,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:07:49,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:49,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:07:49,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:49,523 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:49,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:49,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:49,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:49,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:07:49,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:07:49,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:49,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:49,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:49,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:07:49,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:49,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:07:49,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:49,531 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:49,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:49,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:49,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:49,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:07:49,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 06:07:49,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:49,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:49,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:49,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:07:49,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:49,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:07:49,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:49,555 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:49,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:49,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:49,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:49,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:07:49,781 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-14 06:07:49,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-14 06:07:49,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:49,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:49,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:49,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:50,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:50,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:52,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:54,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:54,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 81 [2020-10-14 06:07:54,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 06:07:54,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-14 06:07:54,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:54,827 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:54,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:54,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 73 [2020-10-14 06:07:54,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:54,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:07:54,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:07:54,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:54,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:54,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:55,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:55,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:55,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:55,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:55,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-14 06:07:55,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:07:55,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 894 [2020-10-14 06:07:55,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:55,873 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:55,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:55,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:55,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:55,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:07:55,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:07:55,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:55,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:55,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:55,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:55,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:07:55,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:07:55,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 06:07:55,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:55,896 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:55,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:55,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:55,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:55,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 06:07:55,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 06:07:55,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:55,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:55,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:55,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:55,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 06:07:55,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:07:55,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-14 06:07:55,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:55,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:55,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:55,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:55,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:55,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:07:55,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 06:07:55,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:55,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:55,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:55,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:07:55,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:55,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:07:55,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:55,995 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:55,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:55,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:55,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:55,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 06:07:56,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:07:56,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:56,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:56,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:56,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:56,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-14 06:07:56,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:07:56,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 124 [2020-10-14 06:07:56,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:56,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:56,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:56,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-14 06:07:56,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:56,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:07:56,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:07:56,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:56,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:56,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:56,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:56,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-14 06:07:56,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:07:56,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-14 06:07:56,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:56,247 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:56,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:56,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:56,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:56,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:07:56,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:07:56,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:56,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:56,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:56,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:07:56,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:56,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:07:56,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:56,262 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:56,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:56,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:56,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:56,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:07:56,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 06:07:56,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:56,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:56,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:56,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:56,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-14 06:07:56,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:07:56,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 06:07:56,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:56,291 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:56,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:56,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:56,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:56,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:07:56,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:07:56,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:56,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:56,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:56,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:07:56,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:56,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:07:56,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:56,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:56,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:56,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:56,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:56,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:07:56,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:07:56,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:56,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:56,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:56,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:07:56,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:56,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:07:56,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:56,306 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:56,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:56,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:56,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:56,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:07:56,402 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 06:07:56,402 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [48047777] [2020-10-14 06:07:56,404 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:07:56,405 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 06:07:56,406 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1712753996] [2020-10-14 06:07:56,413 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 06:07:56,414 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:07:56,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 06:07:56,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2020-10-14 06:07:56,431 INFO L87 Difference]: Start difference. First operand 793 states. Second operand 7 states. [2020-10-14 06:07:58,142 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-14 06:08:16,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:08:16,165 INFO L93 Difference]: Finished difference Result 1114 states and 1981 transitions. [2020-10-14 06:08:16,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-14 06:08:16,168 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 87 [2020-10-14 06:08:16,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:08:16,206 INFO L225 Difference]: With dead ends: 1114 [2020-10-14 06:08:16,207 INFO L226 Difference]: Without dead ends: 1064 [2020-10-14 06:08:16,214 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=33, Invalid=39, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:08:16,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1064 states. [2020-10-14 06:08:16,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1064 to 626. [2020-10-14 06:08:16,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2020-10-14 06:08:16,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 995 transitions. [2020-10-14 06:08:16,507 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 995 transitions. Word has length 87 [2020-10-14 06:08:16,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:08:16,508 INFO L479 AbstractCegarLoop]: Abstraction has 626 states and 995 transitions. [2020-10-14 06:08:16,508 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 06:08:16,508 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 995 transitions. [2020-10-14 06:08:16,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-10-14 06:08:16,513 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:08:16,513 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 06:08:16,514 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 06:08:16,514 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:08:16,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:08:16,515 INFO L82 PathProgramCache]: Analyzing trace with hash -1730433553, now seen corresponding path program 1 times [2020-10-14 06:08:16,515 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:08:16,515 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [215339138] [2020-10-14 06:08:16,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:08:16,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:16,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:16,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:16,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:16,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:19,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:20,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:21,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:21,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-14 06:08:21,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 06:08:21,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5048 [2020-10-14 06:08:21,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:21,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:21,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:08:21,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-14 06:08:21,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:08:21,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:22,434 WARN L193 SmtUtils]: Spent 696.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-14 06:08:22,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:08:22,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:22,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:22,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:22,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:08:22,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:22,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-14 06:08:22,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:22,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:22,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:22,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:22,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:22,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:08:22,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:08:22,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:22,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:22,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:22,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:08:22,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:22,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:08:22,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:22,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:22,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:22,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:22,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:22,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:08:22,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:08:22,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:22,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:22,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:22,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:08:22,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:22,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:08:22,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:22,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:22,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:22,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:22,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:22,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:22,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:08:22,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:22,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:22,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:22,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:08:22,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:22,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:08:22,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:22,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:22,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:22,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:22,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:22,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:22,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:08:22,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:22,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:22,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:22,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:08:22,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:22,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:08:22,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:22,526 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:22,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:22,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:22,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:22,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:22,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 06:08:22,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:22,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:22,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:22,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:08:22,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:22,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:08:22,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:22,554 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:22,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:22,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:22,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:22,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:22,714 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-14 06:08:22,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-14 06:08:22,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:22,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:22,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:22,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:23,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:23,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:27,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:27,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-10-14 06:08:27,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:08:27,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4498 [2020-10-14 06:08:27,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:27,288 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:27,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:08:27,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 06:08:27,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:08:27,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:08:27,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:08:27,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:27,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:27,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:27,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:27,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:27,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:27,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-14 06:08:27,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:08:27,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 386 [2020-10-14 06:08:27,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:27,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:27,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:08:27,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 06:08:27,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:08:27,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:08:27,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:08:27,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:27,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:27,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:27,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:27,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:08:27,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:08:27,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:08:27,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:27,798 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:27,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:27,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:27,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:27,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:08:27,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 06:08:27,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:27,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:27,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:27,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 06:08:27,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:27,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 06:08:27,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:27,813 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:27,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:08:27,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 06:08:27,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-14 06:08:27,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:08:27,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 06:08:27,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:27,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:27,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:27,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:08:27,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:27,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:08:27,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:27,873 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:27,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:08:27,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:27,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 06:08:27,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:27,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:08:27,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:27,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:27,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:27,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:27,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 06:08:27,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:08:27,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 100 [2020-10-14 06:08:27,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:27,990 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:27,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:27,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 46 [2020-10-14 06:08:27,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:27,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:08:28,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:08:28,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:28,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:28,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:28,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:28,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-14 06:08:28,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:08:28,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-14 06:08:28,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:28,090 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:28,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:28,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:28,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:28,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:28,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:08:28,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:28,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:28,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:28,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:08:28,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:28,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:08:28,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:28,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:28,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:28,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:28,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:28,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:28,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 06:08:28,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:28,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:28,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:28,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:28,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-14 06:08:28,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:08:28,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-14 06:08:28,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:28,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:28,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:28,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:28,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:28,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:28,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:08:28,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:28,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:28,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:28,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:08:28,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:28,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:08:28,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:28,128 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:28,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:28,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:28,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:28,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:28,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:08:28,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:28,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:28,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:28,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:08:28,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:28,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:08:28,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:28,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:28,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:28,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:28,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:28,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:28,212 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 06:08:28,213 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [215339138] [2020-10-14 06:08:28,213 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:08:28,213 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 06:08:28,214 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [843561210] [2020-10-14 06:08:28,216 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 06:08:28,216 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:08:28,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 06:08:28,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:08:28,217 INFO L87 Difference]: Start difference. First operand 626 states and 995 transitions. Second operand 9 states. [2020-10-14 06:08:29,858 WARN L193 SmtUtils]: Spent 754.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-14 06:08:31,004 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-14 06:08:45,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:08:45,886 INFO L93 Difference]: Finished difference Result 1607 states and 2765 transitions. [2020-10-14 06:08:45,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 06:08:45,887 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 89 [2020-10-14 06:08:45,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:08:45,898 INFO L225 Difference]: With dead ends: 1607 [2020-10-14 06:08:45,899 INFO L226 Difference]: Without dead ends: 1064 [2020-10-14 06:08:45,908 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=76, Invalid=164, Unknown=0, NotChecked=0, Total=240 [2020-10-14 06:08:45,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1064 states. [2020-10-14 06:08:46,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1064 to 626. [2020-10-14 06:08:46,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2020-10-14 06:08:46,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 990 transitions. [2020-10-14 06:08:46,069 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 990 transitions. Word has length 89 [2020-10-14 06:08:46,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:08:46,069 INFO L479 AbstractCegarLoop]: Abstraction has 626 states and 990 transitions. [2020-10-14 06:08:46,070 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 06:08:46,070 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 990 transitions. [2020-10-14 06:08:46,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-10-14 06:08:46,071 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:08:46,072 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, 1] [2020-10-14 06:08:46,072 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 06:08:46,072 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:08:46,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:08:46,073 INFO L82 PathProgramCache]: Analyzing trace with hash 13074043, now seen corresponding path program 1 times [2020-10-14 06:08:46,073 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:08:46,073 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [578441533] [2020-10-14 06:08:46,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:08:46,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:46,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:46,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:46,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:46,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:49,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:51,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:51,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-10-14 06:08:51,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:08:51,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5055 [2020-10-14 06:08:51,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:51,184 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:51,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:08:51,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-14 06:08:51,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 06:08:51,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:08:51,932 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-14 06:08:51,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:08:51,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:51,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:51,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:51,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:08:51,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:51,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-14 06:08:51,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:51,994 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:51,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:51,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:51,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:51,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:52,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:08:52,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:52,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:52,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:52,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:08:52,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:52,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:08:52,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:52,016 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:52,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:52,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:52,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:52,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:08:52,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:08:52,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:52,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:52,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:52,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:08:52,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:52,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:08:52,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:52,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:52,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:52,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:52,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:52,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:08:52,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:08:52,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:52,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:52,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:52,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:08:52,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:52,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:08:52,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:52,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:52,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:52,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:52,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:52,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:08:52,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:08:52,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:52,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:52,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:52,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:08:52,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:52,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:08:52,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:52,030 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:52,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:52,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:52,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:52,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:08:52,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 06:08:52,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:52,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:52,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:52,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:08:52,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:52,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:08:52,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:52,059 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:52,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:52,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:52,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:52,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:52,244 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-14 06:08:52,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-14 06:08:52,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:52,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:52,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:52,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:52,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:52,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:55,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:55,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-14 06:08:55,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:08:55,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3244 [2020-10-14 06:08:55,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:55,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:55,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:08:55,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 06:08:55,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 06:08:55,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:08:55,643 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-14 06:08:55,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:08:55,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:55,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:55,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:55,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:55,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:56,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:56,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-14 06:08:56,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:08:56,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 390 [2020-10-14 06:08:56,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:56,044 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:56,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:08:56,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 06:08:56,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 06:08:56,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:56,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:08:56,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:56,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:56,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:56,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:56,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:08:56,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:08:56,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:08:56,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:56,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:56,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:56,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:56,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:56,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:56,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 06:08:56,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:56,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:56,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:56,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 06:08:56,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:56,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 06:08:56,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:56,090 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:56,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:08:56,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 06:08:56,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-14 06:08:56,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:56,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 06:08:56,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:56,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:56,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:56,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:08:56,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:56,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:08:56,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:56,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:56,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:08:56,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:56,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 06:08:56,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:56,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 06:08:56,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:56,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:56,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:56,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:56,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 06:08:56,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:08:56,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 115 [2020-10-14 06:08:56,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:56,284 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:56,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:56,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 46 [2020-10-14 06:08:56,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:56,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:08:56,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:08:56,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:56,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:56,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:56,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:56,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-14 06:08:56,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:08:56,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-14 06:08:56,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:56,358 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:56,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:56,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:56,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:56,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:56,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:08:56,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:56,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:56,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:56,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:08:56,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:56,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:08:56,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:56,369 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:56,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:56,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:56,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:56,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:56,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 06:08:56,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:56,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:56,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:56,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:56,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-14 06:08:56,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:08:56,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 06:08:56,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:56,397 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:56,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:56,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:56,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:56,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:56,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:08:56,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:56,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:56,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:56,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:08:56,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:56,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:08:56,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:56,404 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:56,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:56,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:56,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:56,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:56,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:08:56,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:56,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:56,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:56,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:08:56,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:56,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:08:56,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:56,410 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:56,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:56,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:56,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:56,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:56,508 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 06:08:56,508 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [578441533] [2020-10-14 06:08:56,508 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:08:56,509 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 06:08:56,509 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418930260] [2020-10-14 06:08:56,511 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 06:08:56,511 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:08:56,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 06:08:56,512 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:08:56,512 INFO L87 Difference]: Start difference. First operand 626 states and 990 transitions. Second operand 9 states. [2020-10-14 06:08:58,076 WARN L193 SmtUtils]: Spent 723.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-14 06:09:19,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:09:19,350 INFO L93 Difference]: Finished difference Result 1607 states and 2760 transitions. [2020-10-14 06:09:19,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 06:09:19,351 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 90 [2020-10-14 06:09:19,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:09:19,365 INFO L225 Difference]: With dead ends: 1607 [2020-10-14 06:09:19,365 INFO L226 Difference]: Without dead ends: 1064 [2020-10-14 06:09:19,370 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=76, Invalid=164, Unknown=0, NotChecked=0, Total=240 [2020-10-14 06:09:19,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1064 states. [2020-10-14 06:09:19,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1064 to 626. [2020-10-14 06:09:19,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2020-10-14 06:09:19,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 985 transitions. [2020-10-14 06:09:19,526 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 985 transitions. Word has length 90 [2020-10-14 06:09:19,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:09:19,527 INFO L479 AbstractCegarLoop]: Abstraction has 626 states and 985 transitions. [2020-10-14 06:09:19,527 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 06:09:19,527 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 985 transitions. [2020-10-14 06:09:19,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-10-14 06:09:19,529 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:09:19,529 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, 1, 1] [2020-10-14 06:09:19,529 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 06:09:19,529 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:09:19,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:09:19,530 INFO L82 PathProgramCache]: Analyzing trace with hash -401779660, now seen corresponding path program 1 times [2020-10-14 06:09:19,530 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:09:19,530 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1898549997] [2020-10-14 06:09:19,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:09:19,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:19,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:19,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:19,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:21,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:21,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:21,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:22,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:24,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:24,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 135 [2020-10-14 06:09:24,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 06:09:24,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-14 06:09:24,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:24,588 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:24,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:09:24,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-14 06:09:24,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 06:09:24,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:25,570 WARN L193 SmtUtils]: Spent 924.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-14 06:09:25,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:09:25,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:25,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:25,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:25,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:09:25,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:25,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-14 06:09:25,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:25,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:25,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:25,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:25,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:25,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:25,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:09:25,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:25,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:25,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:25,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:09:25,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:25,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:09:25,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:25,634 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:25,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:25,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:25,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:25,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:25,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:09:25,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:25,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:25,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:25,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:09:25,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:25,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:09:25,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:25,638 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:25,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:25,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:25,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:25,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:25,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:09:25,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:25,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:25,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:25,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:09:25,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:25,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:09:25,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:25,642 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:25,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:25,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:25,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:25,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:09:25,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:09:25,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:25,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:25,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:25,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:09:25,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:25,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:09:25,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:25,647 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:25,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:25,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:25,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:25,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:25,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 06:09:25,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:25,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:25,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:25,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:09:25,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:25,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:09:25,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:25,670 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:25,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:25,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:25,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:25,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:09:25,912 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-14 06:09:25,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-14 06:09:25,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:25,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:26,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:26,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:26,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:26,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:29,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:29,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-10-14 06:09:29,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:09:29,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3916 [2020-10-14 06:09:29,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:29,877 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:29,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:09:29,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 06:09:29,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 06:09:29,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:29,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:09:29,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:29,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:29,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:30,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:30,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:30,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:30,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 06:09:30,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:09:30,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 250 [2020-10-14 06:09:30,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:30,240 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:30,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:09:30,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 06:09:30,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 06:09:30,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:30,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:09:30,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:30,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:30,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:30,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:30,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:09:30,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:09:30,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:09:30,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:30,251 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:30,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:30,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:30,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:30,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:30,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 06:09:30,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:30,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:30,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:30,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 06:09:30,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:30,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 06:09:30,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:30,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:30,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:09:30,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 06:09:30,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-14 06:09:30,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:09:30,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 06:09:30,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:30,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:30,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:30,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:09:30,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:30,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:09:30,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:30,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:30,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:09:30,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:30,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 06:09:30,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 29 [2020-10-14 06:09:30,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 06:09:30,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:30,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:30,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:30,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:30,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 06:09:30,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:09:30,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-14 06:09:30,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:30,471 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:30,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:30,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 46 [2020-10-14 06:09:30,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:30,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:30,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:09:30,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:30,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:30,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:30,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:30,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-14 06:09:30,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:09:30,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-14 06:09:30,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:30,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:30,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:30,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:30,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:30,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:30,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:09:30,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:30,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:30,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:30,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:09:30,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:30,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:09:30,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:30,543 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:30,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:30,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:30,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:30,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:30,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 06:09:30,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:30,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:30,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:30,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:30,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-14 06:09:30,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:09:30,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 06:09:30,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:30,561 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:30,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:30,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:30,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:30,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:09:30,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:09:30,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:30,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:30,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:30,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:09:30,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:30,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:09:30,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:30,567 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:30,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:30,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:30,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:30,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:09:30,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:09:30,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:30,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:30,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:30,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:09:30,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:30,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:09:30,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:30,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:30,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:30,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:30,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:30,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:09:30,629 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 06:09:30,629 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1898549997] [2020-10-14 06:09:30,630 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:09:30,630 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 06:09:30,630 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172621715] [2020-10-14 06:09:30,631 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 06:09:30,631 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:09:30,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 06:09:30,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:09:30,631 INFO L87 Difference]: Start difference. First operand 626 states and 985 transitions. Second operand 9 states. [2020-10-14 06:09:32,751 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-14 06:09:49,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:09:49,322 INFO L93 Difference]: Finished difference Result 1607 states and 2755 transitions. [2020-10-14 06:09:49,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 06:09:49,323 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 91 [2020-10-14 06:09:49,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:09:49,332 INFO L225 Difference]: With dead ends: 1607 [2020-10-14 06:09:49,332 INFO L226 Difference]: Without dead ends: 1064 [2020-10-14 06:09:49,336 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=76, Invalid=164, Unknown=0, NotChecked=0, Total=240 [2020-10-14 06:09:49,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1064 states. [2020-10-14 06:09:49,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1064 to 626. [2020-10-14 06:09:49,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2020-10-14 06:09:49,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 980 transitions. [2020-10-14 06:09:49,488 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 980 transitions. Word has length 91 [2020-10-14 06:09:49,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:09:49,488 INFO L479 AbstractCegarLoop]: Abstraction has 626 states and 980 transitions. [2020-10-14 06:09:49,489 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 06:09:49,489 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 980 transitions. [2020-10-14 06:09:49,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-10-14 06:09:49,490 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:09:49,491 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, 1, 1, 1] [2020-10-14 06:09:49,491 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 06:09:49,491 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:09:49,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:09:49,491 INFO L82 PathProgramCache]: Analyzing trace with hash 993643104, now seen corresponding path program 1 times [2020-10-14 06:09:49,492 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:09:49,492 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1020248520] [2020-10-14 06:09:49,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:09:49,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:49,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:49,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:49,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:49,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:51,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:54,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:54,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:54,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 136 [2020-10-14 06:09:54,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 06:09:54,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5138 [2020-10-14 06:09:54,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:54,673 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:54,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:09:54,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-14 06:09:54,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 06:09:54,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:55,411 WARN L193 SmtUtils]: Spent 702.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-14 06:09:55,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:09:55,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:55,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:55,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:55,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:09:55,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:55,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-14 06:09:55,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:55,441 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:55,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:55,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:55,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:55,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:55,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:09:55,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:55,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:55,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:55,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:09:55,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:55,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:09:55,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:55,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:55,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:55,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:55,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:55,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:55,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:09:55,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:55,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:55,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:55,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:09:55,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:55,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:09:55,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:55,460 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:55,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:55,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:55,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:55,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:55,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:09:55,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:55,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:55,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:55,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:09:55,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:55,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:09:55,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:55,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:55,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:55,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:55,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:55,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:55,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:09:55,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:55,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:55,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:55,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:09:55,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:55,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:09:55,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:55,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:55,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:55,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:55,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:55,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:55,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 06:09:55,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:55,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:55,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:55,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:09:55,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:55,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:09:55,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:55,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:55,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:55,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:55,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:55,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:55,676 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-14 06:09:55,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-14 06:09:55,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:55,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:55,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:55,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:55,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:55,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:58,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:58,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-14 06:09:58,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:09:58,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2581 [2020-10-14 06:09:58,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:58,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:58,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:09:58,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 06:09:58,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 06:09:58,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:58,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:09:58,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:58,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:58,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:58,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:58,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:58,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:58,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-14 06:09:58,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:09:58,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 206 [2020-10-14 06:09:58,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:58,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:58,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:09:58,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 06:09:58,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 06:09:58,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:58,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:09:58,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:58,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:58,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:58,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:58,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:09:58,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:09:58,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:09:58,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:58,605 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:58,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:58,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:58,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:58,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:58,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 06:09:58,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:58,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:58,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:58,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 06:09:58,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:58,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 06:09:58,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:58,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:58,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:09:58,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 06:09:58,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 06:09:58,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:58,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:09:58,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:58,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:58,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:58,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:09:58,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:58,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:09:58,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:58,675 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:58,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:09:58,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:58,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 06:09:58,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:58,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-14 06:09:58,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:58,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:58,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:58,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:58,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 06:09:58,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:09:58,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-14 06:09:58,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:58,743 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:58,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:58,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 46 [2020-10-14 06:09:58,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:58,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:58,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:09:58,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:58,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:58,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:58,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:58,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-14 06:09:58,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:09:58,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-14 06:09:58,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:58,783 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:58,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:58,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:58,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:58,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:58,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:09:58,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:58,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:58,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:58,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:09:58,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:58,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:09:58,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:58,792 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:58,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:58,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:58,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:58,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:58,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 06:09:58,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:58,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:58,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:58,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:58,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-14 06:09:58,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:09:58,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 06:09:58,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:58,807 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:58,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:58,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:58,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:58,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:58,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:09:58,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:58,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:58,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:58,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:09:58,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:58,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:09:58,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:58,811 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:58,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:58,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:58,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:58,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:58,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:09:58,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:58,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:58,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:58,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:09:58,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:58,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:09:58,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:58,814 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:58,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:58,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:58,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:58,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:58,854 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 06:09:58,854 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1020248520] [2020-10-14 06:09:58,854 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:09:58,855 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 06:09:58,855 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879634602] [2020-10-14 06:09:58,855 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 06:09:58,855 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:09:58,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 06:09:58,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:09:58,856 INFO L87 Difference]: Start difference. First operand 626 states and 980 transitions. Second operand 9 states. [2020-10-14 06:10:00,435 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-14 06:10:01,390 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-14 06:10:17,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:10:17,600 INFO L93 Difference]: Finished difference Result 1607 states and 2750 transitions. [2020-10-14 06:10:17,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 06:10:17,601 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 92 [2020-10-14 06:10:17,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:10:17,611 INFO L225 Difference]: With dead ends: 1607 [2020-10-14 06:10:17,611 INFO L226 Difference]: Without dead ends: 1064 [2020-10-14 06:10:17,614 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=76, Invalid=164, Unknown=0, NotChecked=0, Total=240 [2020-10-14 06:10:17,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1064 states. [2020-10-14 06:10:17,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1064 to 626. [2020-10-14 06:10:17,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2020-10-14 06:10:17,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 975 transitions. [2020-10-14 06:10:17,748 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 975 transitions. Word has length 92 [2020-10-14 06:10:17,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:10:17,748 INFO L479 AbstractCegarLoop]: Abstraction has 626 states and 975 transitions. [2020-10-14 06:10:17,748 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 06:10:17,749 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 975 transitions. [2020-10-14 06:10:17,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-10-14 06:10:17,750 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:10:17,750 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, 1, 1, 1] [2020-10-14 06:10:17,750 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 06:10:17,751 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:10:17,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:10:17,751 INFO L82 PathProgramCache]: Analyzing trace with hash 46384129, now seen corresponding path program 1 times [2020-10-14 06:10:17,751 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:10:17,751 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1730919255] [2020-10-14 06:10:17,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:10:17,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:17,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:17,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:17,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:17,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:18,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:22,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:22,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 136 [2020-10-14 06:10:22,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:10:22,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-14 06:10:22,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:22,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:22,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:10:22,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 63 [2020-10-14 06:10:22,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-14 06:10:22,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:23,533 WARN L193 SmtUtils]: Spent 704.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-14 06:10:23,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:10:23,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:23,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:23,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:23,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:10:23,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:23,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 06:10:23,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:23,565 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:23,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:23,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:23,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:23,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:23,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:10:23,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:23,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:23,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:23,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:10:23,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:23,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:10:23,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:23,579 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:23,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:23,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:23,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:23,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:23,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:10:23,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:23,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:23,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:23,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:10:23,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:23,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:10:23,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:23,581 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:23,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:23,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:23,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:23,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:23,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:10:23,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:23,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:23,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:23,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:10:23,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:23,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:10:23,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:23,584 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:23,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:23,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:23,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:23,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:23,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:10:23,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:23,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:23,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:23,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:10:23,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:23,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:10:23,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:23,586 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:23,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:23,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:23,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:23,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:23,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 06:10:23,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:23,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:23,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:23,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:10:23,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:23,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:10:23,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:23,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:23,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:23,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:23,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:23,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:23,796 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-14 06:10:23,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-14 06:10:23,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:23,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:23,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:23,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:24,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:24,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:28,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:28,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-14 06:10:28,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:10:28,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-14 06:10:28,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:28,824 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:28,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:10:28,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-14 06:10:28,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-14 06:10:28,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:28,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:10:28,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:28,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:28,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:28,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:28,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:29,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:29,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-14 06:10:29,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:10:29,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 612 [2020-10-14 06:10:29,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:29,549 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:29,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:10:29,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 06:10:29,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-14 06:10:29,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:29,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:10:29,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:29,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:29,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:29,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:29,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:10:29,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:10:29,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:10:29,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:29,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:29,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:29,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:29,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:29,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:29,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 06:10:29,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:29,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:29,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:29,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 06:10:29,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:29,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-14 06:10:29,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:29,579 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:29,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:10:29,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-14 06:10:29,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-14 06:10:29,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:29,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:10:29,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:29,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:29,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:29,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:10:29,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:29,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:10:29,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:29,635 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:29,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:10:29,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 06:10:29,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 06:10:29,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:29,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-14 06:10:29,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:29,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:29,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:29,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:29,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 06:10:29,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:10:29,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-10-14 06:10:29,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:29,778 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:29,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:29,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 46 [2020-10-14 06:10:29,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:29,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:29,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:10:29,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:29,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:29,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:29,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:29,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-14 06:10:29,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:10:29,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-14 06:10:29,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:29,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:29,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:29,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:29,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:29,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:29,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:10:29,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:29,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:29,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:29,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:10:29,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:29,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:10:29,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:29,835 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:29,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:29,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:29,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:29,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:10:29,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 06:10:29,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:29,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:29,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:29,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:29,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-14 06:10:29,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:10:29,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 06:10:29,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:29,853 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:29,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:29,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:29,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:29,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:10:29,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:10:29,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:29,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:29,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:29,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:10:29,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:29,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:10:29,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:29,859 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:29,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:29,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:29,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:29,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:10:29,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:10:29,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:29,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:29,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:29,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:10:29,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:29,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:10:29,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:29,864 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:29,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:29,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:29,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:29,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:10:29,926 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 06:10:29,927 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1730919255] [2020-10-14 06:10:29,927 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:10:29,927 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-14 06:10:29,928 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134824833] [2020-10-14 06:10:29,928 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 06:10:29,928 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:10:29,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 06:10:29,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2020-10-14 06:10:29,929 INFO L87 Difference]: Start difference. First operand 626 states and 975 transitions. Second operand 10 states. [2020-10-14 06:10:31,553 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-14 06:10:32,596 WARN L193 SmtUtils]: Spent 729.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-14 06:10:33,349 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-14 06:10:50,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:10:50,556 INFO L93 Difference]: Finished difference Result 1614 states and 2757 transitions. [2020-10-14 06:10:50,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-14 06:10:50,557 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 92 [2020-10-14 06:10:50,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:10:50,564 INFO L225 Difference]: With dead ends: 1614 [2020-10-14 06:10:50,565 INFO L226 Difference]: Without dead ends: 1074 [2020-10-14 06:10:50,568 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=83, Invalid=223, Unknown=0, NotChecked=0, Total=306 [2020-10-14 06:10:50,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1074 states. [2020-10-14 06:10:50,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1074 to 629. [2020-10-14 06:10:50,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 629 states. [2020-10-14 06:10:50,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 629 states and 979 transitions. [2020-10-14 06:10:50,718 INFO L78 Accepts]: Start accepts. Automaton has 629 states and 979 transitions. Word has length 92 [2020-10-14 06:10:50,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:10:50,719 INFO L479 AbstractCegarLoop]: Abstraction has 629 states and 979 transitions. [2020-10-14 06:10:50,719 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 06:10:50,719 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 979 transitions. [2020-10-14 06:10:50,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-10-14 06:10:50,721 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:10:50,721 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, 1, 1, 1, 1] [2020-10-14 06:10:50,721 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 06:10:50,721 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:10:50,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:10:50,722 INFO L82 PathProgramCache]: Analyzing trace with hash -1621905799, now seen corresponding path program 1 times [2020-10-14 06:10:50,722 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:10:50,722 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [604721034] [2020-10-14 06:10:50,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:10:50,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:50,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:50,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:50,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:51,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:51,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:55,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:55,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 137 [2020-10-14 06:10:55,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:10:55,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5023 [2020-10-14 06:10:55,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:55,797 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:55,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:10:55,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-14 06:10:55,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-14 06:10:55,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:56,534 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-14 06:10:56,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:10:56,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:56,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:56,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:56,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:10:56,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:56,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-14 06:10:56,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:56,564 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:56,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:56,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:56,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:56,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:56,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:10:56,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:56,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:56,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:56,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:10:56,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:56,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:10:56,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:56,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:56,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:56,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:56,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:56,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:10:56,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:10:56,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:56,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:56,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:56,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:10:56,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:56,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:10:56,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:56,581 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:56,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:56,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:56,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:56,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:56,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:10:56,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:56,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:56,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:56,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:10:56,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:56,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:10:56,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:56,584 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:56,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:56,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:56,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:56,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:56,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:10:56,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:56,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:56,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:56,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:10:56,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:56,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:10:56,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:56,586 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:56,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:56,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:56,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:56,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:56,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 06:10:56,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:56,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:56,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:56,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:10:56,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:56,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:10:56,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:56,609 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:56,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:56,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:56,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:56,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:56,796 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-14 06:10:56,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-14 06:10:56,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:56,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:56,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:56,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:56,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:57,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:59,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:59,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-14 06:10:59,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:10:59,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2799 [2020-10-14 06:10:59,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:59,618 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:59,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:10:59,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 06:10:59,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-14 06:10:59,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:59,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:10:59,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:59,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:59,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:59,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:59,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:59,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:59,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-14 06:10:59,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:10:59,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 243 [2020-10-14 06:10:59,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:59,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:59,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:10:59,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 06:10:59,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-14 06:10:59,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:59,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:10:59,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:59,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:59,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:59,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:59,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:10:59,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:10:59,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:10:59,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:59,985 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:59,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:59,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:59,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:59,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:59,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 06:10:59,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:59,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:00,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:00,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-14 06:11:00,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:11:00,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 06:11:00,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:00,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:00,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:11:00,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 06:11:00,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-14 06:11:00,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:11:00,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 06:11:00,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:00,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:00,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:00,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:11:00,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:11:00,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:11:00,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:00,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:00,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:11:00,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:11:00,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 06:11:00,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:11:00,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 06:11:00,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:00,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:00,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:00,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:00,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 06:11:00,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:11:00,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-14 06:11:00,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:00,142 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:00,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:11:00,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 46 [2020-10-14 06:11:00,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:11:00,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:11:00,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:11:00,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:00,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:00,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:00,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:00,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-14 06:11:00,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:11:00,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-14 06:11:00,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:00,187 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:00,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:11:00,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:11:00,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:11:00,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:11:00,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:11:00,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:00,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:00,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:00,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:11:00,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:11:00,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:11:00,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:00,197 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:00,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:11:00,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:11:00,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:11:00,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:11:00,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 06:11:00,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:00,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:00,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:00,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:00,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-14 06:11:00,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:11:00,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 06:11:00,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:00,215 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:00,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:11:00,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:11:00,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:11:00,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:11:00,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:11:00,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:00,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:00,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:00,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:11:00,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:11:00,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:11:00,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:00,221 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:00,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:11:00,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:11:00,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:11:00,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:11:00,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:11:00,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:00,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:00,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:00,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:11:00,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:11:00,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:11:00,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:00,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:00,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:11:00,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:11:00,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:11:00,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:11:00,291 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 06:11:00,292 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [604721034] [2020-10-14 06:11:00,292 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:11:00,292 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 06:11:00,292 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3283882] [2020-10-14 06:11:00,293 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 06:11:00,293 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:11:00,293 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 06:11:00,294 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:11:00,294 INFO L87 Difference]: Start difference. First operand 629 states and 979 transitions. Second operand 9 states. [2020-10-14 06:11:01,980 WARN L193 SmtUtils]: Spent 749.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-14 06:11:02,977 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 121