/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/elevator_spec14_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 15:29:20,667 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 15:29:20,670 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 15:29:20,705 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 15:29:20,706 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 15:29:20,707 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 15:29:20,709 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 15:29:20,712 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 15:29:20,714 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 15:29:20,715 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 15:29:20,716 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 15:29:20,718 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 15:29:20,718 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 15:29:20,719 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 15:29:20,721 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 15:29:20,722 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 15:29:20,723 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 15:29:20,724 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 15:29:20,726 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 15:29:20,740 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 15:29:20,742 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 15:29:20,744 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 15:29:20,745 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 15:29:20,746 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 15:29:20,749 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 15:29:20,749 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 15:29:20,750 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 15:29:20,751 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 15:29:20,751 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 15:29:20,752 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 15:29:20,753 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 15:29:20,753 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 15:29:20,754 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 15:29:20,755 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 15:29:20,756 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 15:29:20,756 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 15:29:20,757 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 15:29:20,757 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 15:29:20,758 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 15:29:20,759 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 15:29:20,760 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 15:29:20,761 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 [2020-10-28 15:29:20,794 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 15:29:20,795 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 15:29:20,801 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 15:29:20,801 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 15:29:20,801 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 15:29:20,802 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 15:29:20,802 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 15:29:20,802 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 15:29:20,802 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 15:29:20,803 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 15:29:20,803 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 15:29:20,803 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 15:29:20,803 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 15:29:20,804 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 15:29:20,804 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 15:29:20,804 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 15:29:20,804 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 15:29:20,805 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 15:29:20,805 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 15:29:20,805 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 15:29:20,805 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 15:29:20,806 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 15:29:20,808 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 15:29:20,809 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 15:29:20,810 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 15:29:20,810 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 15:29:20,810 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 15:29:20,810 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 15:29:20,811 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 15:29:20,811 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 15:29:21,219 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 15:29:21,265 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 15:29:21,269 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 15:29:21,271 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 15:29:21,272 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 15:29:21,274 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec14_product31.cil.c [2020-10-28 15:29:21,371 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4237d8086/b0482baecbbf42e39433051e35a3b229/FLAG9dcc728b6 [2020-10-28 15:29:22,257 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 15:29:22,258 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec14_product31.cil.c [2020-10-28 15:29:22,283 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4237d8086/b0482baecbbf42e39433051e35a3b229/FLAG9dcc728b6 [2020-10-28 15:29:22,447 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4237d8086/b0482baecbbf42e39433051e35a3b229 [2020-10-28 15:29:22,451 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 15:29:22,459 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 15:29:22,463 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 15:29:22,463 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 15:29:22,467 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 15:29:22,468 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 03:29:22" (1/1) ... [2020-10-28 15:29:22,473 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@502fa6ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:29:22, skipping insertion in model container [2020-10-28 15:29:22,473 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 03:29:22" (1/1) ... [2020-10-28 15:29:22,481 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 15:29:22,585 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 15:29:23,323 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 15:29:23,347 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 15:29:23,537 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 15:29:23,603 INFO L208 MainTranslator]: Completed translation [2020-10-28 15:29:23,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:29:23 WrapperNode [2020-10-28 15:29:23,604 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 15:29:23,605 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 15:29:23,605 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 15:29:23,605 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 15:29:23,618 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:29:23" (1/1) ... [2020-10-28 15:29:23,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:29:23" (1/1) ... [2020-10-28 15:29:23,650 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:29:23" (1/1) ... [2020-10-28 15:29:23,651 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:29:23" (1/1) ... [2020-10-28 15:29:23,713 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:29:23" (1/1) ... [2020-10-28 15:29:23,743 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:29:23" (1/1) ... [2020-10-28 15:29:23,761 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:29:23" (1/1) ... [2020-10-28 15:29:23,794 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 15:29:23,801 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 15:29:23,801 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 15:29:23,801 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 15:29:23,802 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:29:23" (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 [2020-10-28 15:29:23,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 15:29:23,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 15:29:23,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 15:29:23,899 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 15:29:23,899 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-28 15:29:23,899 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-28 15:29:23,900 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-28 15:29:23,900 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-28 15:29:23,900 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-28 15:29:23,900 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-28 15:29:23,901 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-28 15:29:23,901 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-28 15:29:23,901 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 15:29:23,901 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 15:29:23,902 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 15:29:23,903 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 15:29:23,903 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 15:29:23,903 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 15:29:23,903 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-28 15:29:23,903 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-28 15:29:23,904 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 15:29:23,904 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 15:29:23,904 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 15:29:23,904 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 15:29:23,904 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-28 15:29:23,904 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-28 15:29:23,905 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-28 15:29:23,905 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-28 15:29:23,905 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-28 15:29:23,905 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-28 15:29:23,905 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-28 15:29:23,905 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-28 15:29:23,905 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-28 15:29:23,906 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2020-10-28 15:29:23,906 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-28 15:29:23,906 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-28 15:29:23,906 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-28 15:29:23,906 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-28 15:29:23,906 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-28 15:29:23,907 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-28 15:29:23,907 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-28 15:29:23,907 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-28 15:29:23,907 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-28 15:29:23,907 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-28 15:29:23,907 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-28 15:29:23,907 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-28 15:29:23,908 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-28 15:29:23,908 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-28 15:29:23,908 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-28 15:29:23,908 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-28 15:29:23,908 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-28 15:29:23,908 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-28 15:29:23,909 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-28 15:29:23,909 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-28 15:29:23,909 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 15:29:23,910 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-28 15:29:23,910 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-28 15:29:23,910 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-28 15:29:23,910 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-28 15:29:23,911 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-28 15:29:23,911 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-28 15:29:23,911 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-28 15:29:23,911 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-28 15:29:23,911 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-28 15:29:23,911 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-28 15:29:23,911 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-28 15:29:23,912 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-28 15:29:23,912 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 15:29:23,912 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-28 15:29:23,912 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-28 15:29:23,912 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-28 15:29:23,913 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 15:29:23,915 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-28 15:29:23,915 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 15:29:23,915 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 15:29:23,915 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 15:29:23,916 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification14_spec__1 [2020-10-28 15:29:23,916 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 15:29:23,916 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 15:29:23,916 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 15:29:23,916 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 15:29:23,916 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 15:29:23,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 15:29:23,918 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 15:29:23,918 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-28 15:29:23,918 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-28 15:29:23,918 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-28 15:29:23,918 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-28 15:29:23,918 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-28 15:29:23,918 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-28 15:29:23,919 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-28 15:29:23,919 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-28 15:29:23,919 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 15:29:23,919 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 15:29:23,919 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 15:29:23,919 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 15:29:23,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 15:29:23,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 15:29:23,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 15:29:23,920 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 15:29:23,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 15:29:23,920 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 15:29:23,920 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 15:29:23,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 15:29:23,920 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 15:29:23,921 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 15:29:23,921 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 15:29:23,921 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-28 15:29:23,921 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 15:29:23,922 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-28 15:29:23,922 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-28 15:29:23,922 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-28 15:29:23,922 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-28 15:29:23,923 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-28 15:29:23,923 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-28 15:29:23,923 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 15:29:23,924 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 15:29:23,924 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 15:29:23,925 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 15:29:23,925 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-28 15:29:23,925 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-28 15:29:23,926 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 15:29:23,926 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-28 15:29:23,926 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-28 15:29:23,926 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-28 15:29:23,926 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-28 15:29:23,926 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-28 15:29:23,926 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-28 15:29:23,927 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-28 15:29:23,927 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-28 15:29:23,928 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-28 15:29:23,929 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-28 15:29:23,932 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-28 15:29:23,932 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2020-10-28 15:29:23,932 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-28 15:29:23,932 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-28 15:29:23,932 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-28 15:29:23,933 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-28 15:29:23,933 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-28 15:29:23,935 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-28 15:29:23,935 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-28 15:29:23,936 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-28 15:29:23,936 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-28 15:29:23,942 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-28 15:29:23,942 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-28 15:29:23,942 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-28 15:29:23,942 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-28 15:29:23,943 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-28 15:29:23,943 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification14_spec__1 [2020-10-28 15:29:23,943 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-28 15:29:23,943 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-28 15:29:23,943 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-28 15:29:23,943 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-28 15:29:23,943 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-28 15:29:23,943 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-28 15:29:23,944 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-28 15:29:23,944 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-28 15:29:23,944 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-28 15:29:23,945 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-28 15:29:23,945 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 15:29:23,945 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-28 15:29:23,945 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-28 15:29:23,945 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-28 15:29:23,945 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 15:29:23,946 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-28 15:29:23,946 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 15:29:23,946 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 15:29:23,946 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 15:29:23,946 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 15:29:23,946 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 15:29:23,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 15:29:23,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 15:29:23,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 15:29:28,909 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 15:29:28,910 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-28 15:29:28,914 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 03:29:28 BoogieIcfgContainer [2020-10-28 15:29:28,914 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 15:29:28,919 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 15:29:28,919 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 15:29:28,923 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 15:29:28,923 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 03:29:22" (1/3) ... [2020-10-28 15:29:28,924 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20def9f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 03:29:28, skipping insertion in model container [2020-10-28 15:29:28,924 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:29:23" (2/3) ... [2020-10-28 15:29:28,925 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20def9f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 03:29:28, skipping insertion in model container [2020-10-28 15:29:28,925 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 03:29:28" (3/3) ... [2020-10-28 15:29:28,926 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec14_product31.cil.c [2020-10-28 15:29:28,939 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 15:29:28,945 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 15:29:28,959 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 15:29:29,002 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 15:29:29,002 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 15:29:29,002 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 15:29:29,002 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 15:29:29,002 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 15:29:29,003 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 15:29:29,003 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 15:29:29,003 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 15:29:29,051 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states. [2020-10-28 15:29:29,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-10-28 15:29:29,088 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:29:29,089 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:29:29,090 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:29:29,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:29:29,098 INFO L82 PathProgramCache]: Analyzing trace with hash 2022651106, now seen corresponding path program 1 times [2020-10-28 15:29:29,107 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:29:29,107 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [480592362] [2020-10-28 15:29:29,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:29:29,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:29,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:29,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:30,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:30,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:31,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:32,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:34,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:34,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 200 [2020-10-28 15:29:34,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:29:34,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5082 [2020-10-28 15:29:34,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:34,672 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:34,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:29:34,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:29:34,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 118 [2020-10-28 15:29:34,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 15:29:36,046 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-28 15:29:36,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:29:36,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:36,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:36,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:36,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:29:36,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:36,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 166 [2020-10-28 15:29:36,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:36,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:36,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:29:36,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:36,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 15:29:36,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:36,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:29:36,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:36,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:36,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:36,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:29:36,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:36,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:29:36,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:36,295 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:36,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:29:36,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:36,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:29:36,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:29:36,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:29:36,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:36,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:36,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:36,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:29:36,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:36,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:29:36,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:36,302 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:36,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:29:36,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:36,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:29:36,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:36,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:29:36,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:36,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:36,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:36,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:29:36,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:36,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:29:36,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:36,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:36,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:29:36,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:36,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:29:36,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:36,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:29:36,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:36,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:36,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:36,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:29:36,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:36,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-28 15:29:36,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:36,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:36,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:29:36,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:36,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:29:36,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:36,474 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-28 15:29:36,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 15:29:36,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:36,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:36,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:36,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:36,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:36,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:37,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:37,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:29:37,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:29:37,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 703 [2020-10-28 15:29:37,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:37,190 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:37,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:29:37,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:37,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-28 15:29:37,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:37,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:29:37,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:37,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:37,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:37,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:37,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:29:37,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:29:37,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:29:37,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:37,207 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:37,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:37,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:37,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:37,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:29:37,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:29:37,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:37,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:37,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:37,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:37,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:29:37,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:29:37,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 15:29:37,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:37,248 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:37,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:37,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:37,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:37,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:37,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 15:29:37,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:37,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:37,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:37,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:29:37,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:37,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:29:37,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:37,284 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:37,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:37,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:37,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:37,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:37,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 15:29:37,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:37,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:37,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:37,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:37,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 15:29:37,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:29:37,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-28 15:29:37,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:37,338 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:37,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:29:37,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:37,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-28 15:29:37,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:37,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:29:37,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:37,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:37,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:37,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:29:37,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:37,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:29:37,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:37,349 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:37,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:37,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:37,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:37,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:37,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:29:37,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:37,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:37,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:37,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:29:37,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:37,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:29:37,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:37,355 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:37,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:37,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:37,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:37,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:29:37,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:29:37,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:37,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:37,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:37,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:29:37,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:37,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:29:37,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:37,361 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:37,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:37,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:37,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:37,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:37,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-28 15:29:37,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:37,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:37,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:37,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:29:37,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:37,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-28 15:29:37,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:37,426 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:37,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:29:37,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 15:29:37,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 15:29:37,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:37,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:29:37,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:37,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:37,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:37,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:29:37,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:37,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 15:29:37,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:37,462 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:37,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:29:37,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:37,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 15:29:37,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:37,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:29:37,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:37,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:37,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:37,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:29:37,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:37,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:29:37,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:37,481 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:37,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:29:37,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:37,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 15:29:37,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:29:37,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:29:37,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:37,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:37,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:37,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:29:37,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:37,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:29:37,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:37,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:37,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:29:37,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:37,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:29:37,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:37,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-28 15:29:37,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:37,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:37,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:37,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:29:37,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:37,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:29:37,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:37,549 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:37,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:37,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 15:29:37,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:37,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:37,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-28 15:29:37,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:37,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:37,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:37,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:29:37,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:37,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:29:37,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:37,556 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:37,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:37,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-28 15:29:37,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:37,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:37,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:29:37,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:37,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:37,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:37,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:29:37,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:37,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:29:37,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:37,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:37,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:37,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:37,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:37,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:37,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-28 15:29:37,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:37,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:37,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:37,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:29:37,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:37,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:29:37,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:37,570 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:37,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:37,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:29:37,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:37,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:29:37,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-28 15:29:37,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:37,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:37,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:37,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:29:37,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:37,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:29:37,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:37,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:37,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:37,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:29:37,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:37,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:37,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-28 15:29:37,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:37,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:37,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:37,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:29:37,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:37,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:29:37,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:37,583 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:37,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:37,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:29:37,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:37,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:37,664 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-28 15:29:37,665 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [480592362] [2020-10-28 15:29:37,667 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 15:29:37,668 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-28 15:29:37,668 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276518984] [2020-10-28 15:29:37,675 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 15:29:37,675 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:29:37,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 15:29:37,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-28 15:29:37,693 INFO L87 Difference]: Start difference. First operand 786 states. Second operand 10 states. [2020-10-28 15:29:39,473 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-28 15:29:42,396 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-28 15:29:43,593 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 401 [2020-10-28 15:29:44,223 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-28 15:29:50,302 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-28 15:29:51,417 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-28 15:30:06,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:30:06,164 INFO L93 Difference]: Finished difference Result 1593 states and 2737 transitions. [2020-10-28 15:30:06,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 15:30:06,167 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 136 [2020-10-28 15:30:06,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:30:06,198 INFO L225 Difference]: With dead ends: 1593 [2020-10-28 15:30:06,198 INFO L226 Difference]: Without dead ends: 919 [2020-10-28 15:30:06,213 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=109, Invalid=233, Unknown=0, NotChecked=0, Total=342 [2020-10-28 15:30:06,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 919 states. [2020-10-28 15:30:06,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 919 to 635. [2020-10-28 15:30:06,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 635 states. [2020-10-28 15:30:06,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 635 states and 996 transitions. [2020-10-28 15:30:06,553 INFO L78 Accepts]: Start accepts. Automaton has 635 states and 996 transitions. Word has length 136 [2020-10-28 15:30:06,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:30:06,553 INFO L481 AbstractCegarLoop]: Abstraction has 635 states and 996 transitions. [2020-10-28 15:30:06,554 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 15:30:06,554 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 996 transitions. [2020-10-28 15:30:06,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-10-28 15:30:06,561 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:30:06,561 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:30:06,562 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 15:30:06,562 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:30:06,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:30:06,565 INFO L82 PathProgramCache]: Analyzing trace with hash -2025175881, now seen corresponding path program 1 times [2020-10-28 15:30:06,565 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:30:06,566 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [63542457] [2020-10-28 15:30:06,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:30:06,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:06,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:06,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:06,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:06,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:07,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:07,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:11,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:11,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 203 [2020-10-28 15:30:11,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:30:11,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5023 [2020-10-28 15:30:11,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:11,665 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:11,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:30:11,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:30:11,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 120 [2020-10-28 15:30:11,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:12,782 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-28 15:30:12,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:30:12,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:12,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:12,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:12,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:30:12,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:12,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 118 [2020-10-28 15:30:12,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:12,935 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:12,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:30:12,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:12,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 15:30:12,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:12,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:30:12,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:12,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:12,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:12,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:30:12,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:12,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:30:12,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:12,962 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:12,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:30:12,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:12,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:30:12,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:12,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:30:12,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:12,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:12,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:12,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:30:12,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:12,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:30:12,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:12,968 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:12,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:30:12,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:12,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:30:12,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:12,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:30:12,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:12,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:12,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:12,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:30:12,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:12,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:30:12,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:12,975 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:12,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:30:12,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:12,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:30:12,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:12,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:30:12,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:12,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:12,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:12,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:30:12,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:12,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:30:12,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:12,981 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:12,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:30:12,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:12,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:30:12,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:13,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 15:30:13,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:13,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:13,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:13,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:13,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:13,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:13,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:13,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:30:13,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:30:13,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 758 [2020-10-28 15:30:13,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:13,864 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:13,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:30:13,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:13,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-28 15:30:13,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:13,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:30:13,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:13,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:13,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:13,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:13,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:30:13,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:30:13,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:30:13,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:13,879 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:13,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:13,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:13,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:13,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:13,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:30:13,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:13,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:13,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:13,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:13,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:30:13,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:30:13,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-28 15:30:13,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:13,917 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:13,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:13,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:13,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:13,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:13,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 15:30:13,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:13,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:13,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:13,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:30:13,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:13,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:30:13,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:13,945 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:13,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:13,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:13,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:13,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:13,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 15:30:13,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:13,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:13,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:13,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:13,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 15:30:13,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:30:13,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 15:30:13,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:13,976 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:13,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:30:13,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:13,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-28 15:30:13,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:13,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:30:13,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:13,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:13,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:13,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:30:13,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:13,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:30:13,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:13,983 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:13,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:13,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:13,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:13,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:13,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:30:13,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:13,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:13,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:13,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 15:30:13,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:13,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:30:13,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:13,988 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:13,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:13,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:13,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:13,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:13,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-28 15:30:13,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:13,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:13,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:13,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:30:13,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:13,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:30:13,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:13,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:13,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:13,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:13,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:13,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:13,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 15:30:13,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:14,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:14,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:14,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 15:30:14,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:14,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 15:30:14,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:14,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:14,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:30:14,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 15:30:14,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-28 15:30:14,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:14,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:30:14,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:14,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:14,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:14,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:30:14,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:14,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 15:30:14,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:14,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:14,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:30:14,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:14,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 15:30:14,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:14,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:30:14,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:14,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:14,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:14,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 15:30:14,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:14,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:30:14,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:14,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:14,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:30:14,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:14,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 15:30:14,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:30:14,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-28 15:30:14,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:14,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:14,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:14,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:30:14,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:14,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:30:14,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:14,106 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:14,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:30:14,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:14,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:30:14,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:14,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-28 15:30:14,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:14,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:14,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:14,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:30:14,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:14,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:30:14,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:14,137 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:14,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:14,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 15:30:14,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:14,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:14,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-28 15:30:14,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:14,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:14,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:14,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:30:14,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:14,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:30:14,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:14,147 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:14,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:14,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 15:30:14,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:14,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:14,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:30:14,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:14,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:14,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:14,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 15:30:14,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:14,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:30:14,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:14,154 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:14,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:14,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:14,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:14,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:14,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-28 15:30:14,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:14,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:14,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:14,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:30:14,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:14,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:30:14,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:14,159 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:14,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:14,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:30:14,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:14,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:14,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-28 15:30:14,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:14,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:14,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:14,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:30:14,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:14,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:30:14,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:14,165 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:14,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:14,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:30:14,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:14,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:14,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-28 15:30:14,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:14,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:14,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:14,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:30:14,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:14,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:30:14,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:14,173 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:14,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:14,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:30:14,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:14,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:14,240 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-10-28 15:30:14,241 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [63542457] [2020-10-28 15:30:14,241 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 15:30:14,241 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-28 15:30:14,241 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2128122646] [2020-10-28 15:30:14,244 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 15:30:14,245 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:30:14,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 15:30:14,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-28 15:30:14,246 INFO L87 Difference]: Start difference. First operand 635 states and 996 transitions. Second operand 10 states. [2020-10-28 15:30:15,880 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-28 15:30:18,684 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-28 15:30:19,911 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 401 [2020-10-28 15:30:20,521 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-28 15:30:26,284 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-28 15:30:27,169 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-28 15:30:38,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:30:38,828 INFO L93 Difference]: Finished difference Result 1527 states and 2595 transitions. [2020-10-28 15:30:38,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 15:30:38,829 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 139 [2020-10-28 15:30:38,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:30:38,841 INFO L225 Difference]: With dead ends: 1527 [2020-10-28 15:30:38,841 INFO L226 Difference]: Without dead ends: 924 [2020-10-28 15:30:38,847 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 6.2s TimeCoverageRelationStatistics Valid=109, Invalid=233, Unknown=0, NotChecked=0, Total=342 [2020-10-28 15:30:38,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 924 states. [2020-10-28 15:30:39,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 924 to 640. [2020-10-28 15:30:39,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 640 states. [2020-10-28 15:30:39,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 640 states and 1001 transitions. [2020-10-28 15:30:39,060 INFO L78 Accepts]: Start accepts. Automaton has 640 states and 1001 transitions. Word has length 139 [2020-10-28 15:30:39,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:30:39,061 INFO L481 AbstractCegarLoop]: Abstraction has 640 states and 1001 transitions. [2020-10-28 15:30:39,061 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 15:30:39,061 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 1001 transitions. [2020-10-28 15:30:39,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-10-28 15:30:39,066 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:30:39,066 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:30:39,067 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 15:30:39,067 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:30:39,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:30:39,067 INFO L82 PathProgramCache]: Analyzing trace with hash -1931447362, now seen corresponding path program 1 times [2020-10-28 15:30:39,068 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:30:39,068 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2090547223] [2020-10-28 15:30:39,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:30:39,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:39,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:39,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:39,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:39,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:40,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:41,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:42,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:44,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:44,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-10-28 15:30:44,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 15:30:44,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-28 15:30:44,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:44,128 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:44,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:30:44,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:30:44,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 122 [2020-10-28 15:30:44,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:45,304 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-28 15:30:45,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:30:45,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:45,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:45,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:45,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:30:45,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:45,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 102 [2020-10-28 15:30:45,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:45,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:45,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:30:45,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:45,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 15:30:45,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:45,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:30:45,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:45,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:45,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:45,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:30:45,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:45,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:30:45,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:45,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:45,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:30:45,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:45,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:30:45,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:45,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:30:45,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:45,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:45,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:45,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:30:45,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:45,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:30:45,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:45,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:45,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:30:45,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:45,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:30:45,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:45,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:30:45,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:45,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:45,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:45,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:30:45,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:45,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:30:45,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:45,478 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:45,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:30:45,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:45,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:30:45,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:45,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:30:45,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:45,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:45,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:45,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:30:45,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:45,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:30:45,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:45,484 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:45,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:30:45,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:45,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:30:45,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:45,607 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-28 15:30:45,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 15:30:45,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:45,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:45,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:45,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:45,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:46,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:46,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:46,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:30:46,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:30:46,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 676 [2020-10-28 15:30:46,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:46,303 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:46,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:30:46,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:46,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-28 15:30:46,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:46,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:30:46,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:46,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:46,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:46,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:46,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:30:46,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:30:46,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:30:46,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:46,317 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:46,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:46,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:46,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:46,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:46,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:30:46,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:46,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:46,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:46,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:46,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:30:46,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:30:46,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 15:30:46,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:46,349 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:46,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:46,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:46,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:46,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:46,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 15:30:46,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:46,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:46,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:46,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:30:46,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:46,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:30:46,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:46,385 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:46,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:46,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:46,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:46,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:46,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 15:30:46,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:46,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:46,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:46,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:46,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 15:30:46,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:30:46,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-28 15:30:46,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:46,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:46,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:30:46,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:46,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-28 15:30:46,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:46,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:30:46,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:46,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:46,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:46,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 15:30:46,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:46,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:30:46,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:46,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:46,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:46,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:46,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:46,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:46,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:30:46,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:46,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:46,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:46,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:30:46,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:46,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:30:46,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:46,428 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:46,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:46,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:46,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:46,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:46,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 15:30:46,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:46,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:46,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:46,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:30:46,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:46,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:30:46,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:46,432 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:46,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:46,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:46,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:46,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:46,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-28 15:30:46,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:46,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:46,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:46,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 15:30:46,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:46,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-28 15:30:46,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:46,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:46,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:30:46,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 15:30:46,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 15:30:46,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:46,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:30:46,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:46,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:46,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:46,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 15:30:46,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:46,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 15:30:46,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:46,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:46,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:30:46,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:46,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 15:30:46,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:46,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:30:46,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:46,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:46,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:46,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:30:46,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:46,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 15:30:46,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:46,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:46,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:30:46,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:46,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 15:30:46,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:46,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 15:30:46,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:46,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:46,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:46,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:30:46,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:46,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:30:46,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:46,568 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:46,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:30:46,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:46,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:30:46,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:46,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-28 15:30:46,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:46,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:46,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:46,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:30:46,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:46,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:30:46,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:46,609 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:46,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:46,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 15:30:46,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:46,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:46,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-28 15:30:46,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:46,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:46,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:46,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 15:30:46,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:46,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:30:46,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:46,616 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:46,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:46,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:30:46,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:46,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:46,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:30:46,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:46,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:46,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:46,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:30:46,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:46,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:30:46,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:46,622 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:46,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:46,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:46,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:46,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:46,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-28 15:30:46,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:46,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:46,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:46,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:30:46,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:46,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:30:46,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:46,627 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:46,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:46,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:30:46,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:46,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:46,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-28 15:30:46,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:46,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:46,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:46,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:30:46,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:46,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:30:46,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:46,633 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:46,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:46,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:30:46,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:46,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:46,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-28 15:30:46,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:46,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:46,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:46,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:30:46,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:46,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:30:46,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:46,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:46,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:46,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:30:46,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:46,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:46,698 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-28 15:30:46,699 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2090547223] [2020-10-28 15:30:46,699 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 15:30:46,699 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-28 15:30:46,699 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765298580] [2020-10-28 15:30:46,700 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 15:30:46,700 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:30:46,700 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 15:30:46,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-28 15:30:46,701 INFO L87 Difference]: Start difference. First operand 640 states and 1001 transitions. Second operand 10 states. [2020-10-28 15:30:48,926 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-28 15:30:51,662 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-28 15:30:52,857 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-28 15:30:53,427 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-28 15:30:59,417 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-28 15:31:00,158 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-28 15:31:16,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:31:16,007 INFO L93 Difference]: Finished difference Result 1538 states and 2604 transitions. [2020-10-28 15:31:16,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 15:31:16,008 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 142 [2020-10-28 15:31:16,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:31:16,019 INFO L225 Difference]: With dead ends: 1538 [2020-10-28 15:31:16,019 INFO L226 Difference]: Without dead ends: 930 [2020-10-28 15:31:16,025 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 6.3s TimeCoverageRelationStatistics Valid=109, Invalid=233, Unknown=0, NotChecked=0, Total=342 [2020-10-28 15:31:16,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 930 states. [2020-10-28 15:31:16,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 930 to 646. [2020-10-28 15:31:16,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 646 states. [2020-10-28 15:31:16,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 646 states and 1007 transitions. [2020-10-28 15:31:16,254 INFO L78 Accepts]: Start accepts. Automaton has 646 states and 1007 transitions. Word has length 142 [2020-10-28 15:31:16,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:31:16,255 INFO L481 AbstractCegarLoop]: Abstraction has 646 states and 1007 transitions. [2020-10-28 15:31:16,255 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 15:31:16,255 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1007 transitions. [2020-10-28 15:31:16,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-28 15:31:16,260 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:31:16,261 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:31:16,261 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 15:31:16,261 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:31:16,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:31:16,262 INFO L82 PathProgramCache]: Analyzing trace with hash 986173915, now seen corresponding path program 1 times [2020-10-28 15:31:16,262 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:31:16,262 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1778921166] [2020-10-28 15:31:16,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:31:16,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:16,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:16,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:16,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:16,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:17,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:17,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:17,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:20,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:21,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:21,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 209 [2020-10-28 15:31:21,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 15:31:21,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5068 [2020-10-28 15:31:21,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:21,387 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:21,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:31:21,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:31:21,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 124 [2020-10-28 15:31:21,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:22,633 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-28 15:31:22,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:31:22,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:22,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:22,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:22,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:31:22,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:22,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-10-28 15:31:22,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:22,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:22,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:31:22,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:22,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 15:31:22,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:22,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:31:22,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:22,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:22,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:22,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:31:22,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:22,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:31:22,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:22,779 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:22,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:31:22,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:22,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:31:22,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:22,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:31:22,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:22,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:22,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:22,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:31:22,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:22,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:31:22,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:22,784 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:22,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:31:22,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:22,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:31:22,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:22,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:31:22,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:22,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:22,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:22,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:31:22,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:22,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:31:22,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:22,790 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:22,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:31:22,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:22,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:31:22,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:22,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:31:22,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:22,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:22,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:22,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:31:22,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:22,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:31:22,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:22,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:22,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:31:22,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:22,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:31:22,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:22,942 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-28 15:31:22,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 15:31:22,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:22,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:22,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:22,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:23,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:23,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:23,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:23,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:31:23,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:31:23,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 618 [2020-10-28 15:31:23,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:23,572 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:23,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:31:23,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:23,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-28 15:31:23,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:23,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:31:23,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:23,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:23,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:23,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:23,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:31:23,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:31:23,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:31:23,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:23,584 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:23,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:23,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:23,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:23,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:23,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:31:23,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:23,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:23,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:23,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:23,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:31:23,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:31:23,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-28 15:31:23,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:23,617 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:23,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:23,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:23,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:23,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:23,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 15:31:23,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:23,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:23,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:23,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:31:23,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:23,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:31:23,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:23,649 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:23,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:23,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:23,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:23,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:23,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 15:31:23,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:23,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:23,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:23,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:23,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-28 15:31:23,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:31:23,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-28 15:31:23,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:23,678 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:23,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:31:23,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:23,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-28 15:31:23,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:23,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:31:23,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:23,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:23,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:23,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-28 15:31:23,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:23,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:31:23,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:23,685 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:23,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:23,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:23,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:23,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:23,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:31:23,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:23,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:23,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:23,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 15:31:23,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:23,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:31:23,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:23,689 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:23,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:23,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:23,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:23,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:23,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 15:31:23,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:23,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:23,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:23,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:31:23,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:23,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:31:23,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:23,693 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:23,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:23,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:23,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:23,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:23,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-28 15:31:23,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:23,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:23,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:23,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 15:31:23,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:23,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 15:31:23,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:23,715 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:23,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:31:23,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 15:31:23,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 15:31:23,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:23,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:31:23,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:23,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:23,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:23,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-28 15:31:23,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:23,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:31:23,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:23,739 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:23,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:31:23,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:23,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 15:31:23,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:23,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:31:23,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:23,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:23,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:23,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 15:31:23,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:23,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:31:23,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:23,747 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:23,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:31:23,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:23,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 15:31:23,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:23,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 15:31:23,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:23,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:23,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:23,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:31:23,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:23,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:31:23,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:23,799 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:23,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:31:23,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:23,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:31:23,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:23,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-28 15:31:23,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:23,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:23,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:23,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:31:23,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:23,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:31:23,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:23,831 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:23,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:23,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 15:31:23,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:23,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:23,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-28 15:31:23,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:23,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:23,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:23,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-28 15:31:23,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:23,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:31:23,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:23,837 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:23,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:23,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-28 15:31:23,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:23,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:23,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:31:23,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:23,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:23,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:23,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 15:31:23,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:23,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:31:23,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:23,842 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:23,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:23,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:23,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:23,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:23,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-28 15:31:23,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:23,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:23,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:23,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:31:23,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:23,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:31:23,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:23,846 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:23,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:23,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:31:23,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:23,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:23,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-28 15:31:23,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:23,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:23,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:23,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:31:23,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:23,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:31:23,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:23,851 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:23,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:23,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:31:23,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:23,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:23,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-28 15:31:23,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:23,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:23,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:23,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:31:23,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:23,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:31:23,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:23,855 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:23,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:23,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:31:23,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:23,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:23,920 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-10-28 15:31:23,920 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1778921166] [2020-10-28 15:31:23,920 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 15:31:23,921 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-28 15:31:23,921 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57227300] [2020-10-28 15:31:23,921 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 15:31:23,922 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:31:23,922 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 15:31:23,922 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-28 15:31:23,922 INFO L87 Difference]: Start difference. First operand 646 states and 1007 transitions. Second operand 10 states. [2020-10-28 15:31:25,737 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-28 15:31:28,553 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-28 15:31:29,858 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-28 15:31:30,482 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-28 15:31:36,802 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-28 15:31:37,313 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-28 15:31:48,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:31:48,639 INFO L93 Difference]: Finished difference Result 1551 states and 2615 transitions. [2020-10-28 15:31:48,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 15:31:48,640 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 145 [2020-10-28 15:31:48,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:31:48,650 INFO L225 Difference]: With dead ends: 1551 [2020-10-28 15:31:48,650 INFO L226 Difference]: Without dead ends: 937 [2020-10-28 15:31:48,656 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 6.6s TimeCoverageRelationStatistics Valid=109, Invalid=233, Unknown=0, NotChecked=0, Total=342 [2020-10-28 15:31:48,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 937 states. [2020-10-28 15:31:48,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 937 to 653. [2020-10-28 15:31:48,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 653 states. [2020-10-28 15:31:48,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 653 states and 1014 transitions. [2020-10-28 15:31:48,875 INFO L78 Accepts]: Start accepts. Automaton has 653 states and 1014 transitions. Word has length 145 [2020-10-28 15:31:48,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:31:48,876 INFO L481 AbstractCegarLoop]: Abstraction has 653 states and 1014 transitions. [2020-10-28 15:31:48,876 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 15:31:48,876 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 1014 transitions. [2020-10-28 15:31:48,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-10-28 15:31:48,881 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:31:48,881 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:31:48,881 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 15:31:48,882 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:31:48,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:31:48,882 INFO L82 PathProgramCache]: Analyzing trace with hash 1199708314, now seen corresponding path program 1 times [2020-10-28 15:31:48,883 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:31:48,883 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [854060115] [2020-10-28 15:31:48,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:31:48,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:48,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:49,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:49,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:49,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:50,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:51,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:52,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:53,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:53,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 212 [2020-10-28 15:31:53,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 15:31:53,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-28 15:31:53,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:53,945 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:53,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:31:53,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-28 15:31:53,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:31:53,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:55,048 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-28 15:31:55,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:31:55,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:55,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:55,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:55,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:31:55,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:55,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 15:31:55,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:55,083 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:55,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:55,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:55,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:55,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:55,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:31:55,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:55,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:55,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:55,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:31:55,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:55,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:31:55,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:55,097 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:55,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:55,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:55,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:55,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:55,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:31:55,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:55,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:55,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:55,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:31:55,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:55,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:31:55,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:55,100 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:55,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:55,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:55,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:55,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:55,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:31:55,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:55,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:55,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:55,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:31:55,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:55,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:31:55,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:55,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:55,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:55,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:55,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:55,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:55,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:31:55,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:55,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:55,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:55,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:31:55,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:55,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:31:55,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:55,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:55,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:55,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:55,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:55,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:55,241 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-28 15:31:55,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 15:31:55,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:55,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:55,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:55,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:55,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:55,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:55,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:31:55,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:31:55,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 269 [2020-10-28 15:31:55,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:55,520 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:55,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:31:55,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:31:55,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:31:55,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:55,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:31:55,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:55,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:55,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:55,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:55,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:31:55,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:31:55,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:31:55,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:55,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:55,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:55,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:55,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:55,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:55,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:31:55,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:55,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:55,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:55,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:31:55,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:55,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 15:31:55,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:55,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:55,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:31:55,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:31:55,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 15:31:55,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:55,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 15:31:55,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:55,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:55,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:55,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:31:55,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:55,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:31:55,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:55,601 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:55,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:31:55,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:55,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:31:55,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:55,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 15:31:55,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:55,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:55,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:55,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-28 15:31:55,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:55,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:31:55,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:55,612 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:55,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:55,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-28 15:31:55,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:55,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:55,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:31:55,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:55,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:55,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:55,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:31:55,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:55,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:31:55,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:55,619 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:55,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:55,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:55,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:55,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:55,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:31:55,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:55,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:55,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:55,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 15:31:55,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:55,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:31:55,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:55,623 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:55,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:55,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:55,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:55,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:55,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 15:31:55,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:55,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:55,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:55,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:31:55,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:55,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:31:55,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:55,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:55,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:55,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:55,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:55,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:55,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-28 15:31:55,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:55,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:55,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:55,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-28 15:31:55,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:55,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 15:31:55,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:55,639 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:55,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:55,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-28 15:31:55,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:55,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:55,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:31:55,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:55,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:55,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:55,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:31:55,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:55,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:31:55,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:55,647 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:55,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:55,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:55,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:55,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:55,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:31:55,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:55,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:55,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:55,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 15:31:55,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:55,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:31:55,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:55,652 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:55,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:55,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:55,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:55,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:55,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 15:31:55,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:55,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:55,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:55,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:31:55,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:55,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:31:55,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:55,657 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:55,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:55,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:55,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:55,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:55,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-28 15:31:55,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:55,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:55,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:55,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:31:55,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:55,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:31:55,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:55,696 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:55,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:55,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 15:31:55,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:55,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-10-28 15:31:55,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-28 15:31:55,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:55,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:55,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:55,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:31:55,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:55,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:31:55,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:55,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:55,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:55,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 15:31:55,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:55,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:55,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:31:55,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:55,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:55,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:55,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 15:31:55,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:55,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:31:55,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:55,723 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:55,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:55,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:55,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:55,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:55,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-28 15:31:55,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:55,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:55,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:55,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:31:55,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:55,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:31:55,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:55,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:55,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:55,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:31:55,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:55,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:55,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-28 15:31:55,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:55,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:55,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:55,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:31:55,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:55,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:31:55,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:55,733 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:55,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:55,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:31:55,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:55,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:55,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-28 15:31:55,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:55,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:55,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:55,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:31:55,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:55,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:31:55,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:55,738 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:55,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:55,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:31:55,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:55,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:55,792 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2020-10-28 15:31:55,792 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [854060115] [2020-10-28 15:31:55,793 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:31:55,793 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 15:31:55,793 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198573802] [2020-10-28 15:31:55,794 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 15:31:55,794 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:31:55,794 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 15:31:55,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-28 15:31:55,795 INFO L87 Difference]: Start difference. First operand 653 states and 1014 transitions. Second operand 8 states. [2020-10-28 15:31:57,931 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-28 15:31:59,846 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-28 15:32:14,518 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-28 15:32:15,684 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-28 15:32:21,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:32:21,935 INFO L93 Difference]: Finished difference Result 1581 states and 2612 transitions. [2020-10-28 15:32:21,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-28 15:32:21,936 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 148 [2020-10-28 15:32:21,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:32:21,945 INFO L225 Difference]: With dead ends: 1581 [2020-10-28 15:32:21,946 INFO L226 Difference]: Without dead ends: 956 [2020-10-28 15:32:21,949 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=92, Invalid=180, Unknown=0, NotChecked=0, Total=272 [2020-10-28 15:32:21,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 956 states. [2020-10-28 15:32:22,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 956 to 667. [2020-10-28 15:32:22,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 667 states. [2020-10-28 15:32:22,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 667 states and 1033 transitions. [2020-10-28 15:32:22,175 INFO L78 Accepts]: Start accepts. Automaton has 667 states and 1033 transitions. Word has length 148 [2020-10-28 15:32:22,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:32:22,176 INFO L481 AbstractCegarLoop]: Abstraction has 667 states and 1033 transitions. [2020-10-28 15:32:22,176 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 15:32:22,176 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1033 transitions. [2020-10-28 15:32:22,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-10-28 15:32:22,181 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:32:22,181 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:32:22,181 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 15:32:22,181 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:32:22,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:32:22,182 INFO L82 PathProgramCache]: Analyzing trace with hash -1921698361, now seen corresponding path program 1 times [2020-10-28 15:32:22,182 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:32:22,182 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [285873094] [2020-10-28 15:32:22,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:32:22,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:22,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:22,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:22,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:22,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:22,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:27,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:27,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 213 [2020-10-28 15:32:27,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:32:27,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-28 15:32:27,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:27,243 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:27,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:32:27,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-28 15:32:27,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:32:27,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:28,335 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-28 15:32:28,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:32:28,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:28,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:28,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:28,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:32:28,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:28,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-28 15:32:28,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:28,374 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:28,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:28,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:28,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:28,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:28,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:32:28,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:28,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:28,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:28,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:32:28,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:28,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:32:28,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:28,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:28,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:28,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:28,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:28,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:28,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:32:28,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:28,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:28,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:28,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:32:28,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:28,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:32:28,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:28,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:28,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:28,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:28,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:28,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:28,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:32:28,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:28,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:28,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:28,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:32:28,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:28,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:32:28,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:28,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:28,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:28,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:28,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:28,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:28,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:32:28,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:28,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:28,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:28,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:32:28,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:28,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:32:28,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:28,399 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:28,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:28,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:28,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:28,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:28,540 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-28 15:32:28,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 15:32:28,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:28,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:28,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:28,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:28,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:28,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:28,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 15:32:28,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:32:28,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 265 [2020-10-28 15:32:28,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:28,816 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:28,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:32:28,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:32:28,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:32:28,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:28,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:28,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:28,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:28,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:28,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:28,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:32:28,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:32:28,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:32:28,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:28,827 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:28,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:28,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:28,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:28,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:28,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:32:28,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:28,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:28,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:28,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 15:32:28,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:28,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 15:32:28,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:28,853 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:28,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:32:28,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:32:28,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 15:32:28,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:28,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-28 15:32:28,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:28,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:28,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:28,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:32:28,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:28,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:32:28,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:28,918 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:28,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:32:28,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:28,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:32:28,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:28,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 15:32:28,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:28,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:28,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:28,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-28 15:32:28,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:28,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 15:32:28,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:28,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:28,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:28,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-28 15:32:28,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:28,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:28,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:28,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:28,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:28,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:28,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:32:28,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:28,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:32:28,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:28,954 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:28,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:28,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:28,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:28,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:28,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:28,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:28,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:28,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:28,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 15:32:28,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:28,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:28,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:28,960 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:28,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:28,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:28,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:28,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:28,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 15:32:28,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:28,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:28,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:28,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:32:28,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:28,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:32:28,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:28,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:28,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:28,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:28,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:28,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:28,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 15:32:28,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:28,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:28,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:28,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-28 15:32:28,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:28,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 15:32:28,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:28,982 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:28,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:28,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-28 15:32:28,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:28,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:28,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:28,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:28,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:28,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:28,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:32:28,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:28,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:32:28,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:28,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:28,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:28,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:28,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:28,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:28,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:28,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:29,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:29,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:29,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 15:32:29,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:29,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:32:29,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:29,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:29,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:29,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:29,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:29,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:29,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 15:32:29,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:29,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:29,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:29,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:32:29,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:29,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:29,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:29,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:29,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:29,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:29,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:29,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:29,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-28 15:32:29,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:29,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:29,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:29,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:32:29,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:29,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:32:29,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:29,049 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:29,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:29,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 15:32:29,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:29,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:29,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-28 15:32:29,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:29,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:29,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:29,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:32:29,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:29,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:32:29,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:29,058 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:29,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:29,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 15:32:29,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:29,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:29,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:29,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:29,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:29,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:29,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 15:32:29,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:29,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:29,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:29,065 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:29,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:29,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:29,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:29,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:29,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-28 15:32:29,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:29,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:29,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:29,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:32:29,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:29,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:29,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:29,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:29,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:29,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:32:29,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:29,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:29,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-28 15:32:29,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:29,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:29,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:29,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:32:29,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:29,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:29,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:29,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:29,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:29,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:32:29,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:29,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:29,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-28 15:32:29,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:29,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:29,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:29,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:32:29,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:29,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:32:29,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:29,078 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:29,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:29,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:32:29,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:29,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:29,167 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2020-10-28 15:32:29,168 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [285873094] [2020-10-28 15:32:29,171 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:32:29,171 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 15:32:29,171 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [957261016] [2020-10-28 15:32:29,172 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 15:32:29,172 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:32:29,173 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 15:32:29,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-28 15:32:29,179 INFO L87 Difference]: Start difference. First operand 667 states and 1033 transitions. Second operand 8 states. [2020-10-28 15:32:31,692 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-28 15:32:33,280 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-28 15:32:46,532 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-28 15:32:47,738 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-28 15:32:52,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:32:52,503 INFO L93 Difference]: Finished difference Result 1561 states and 2550 transitions. [2020-10-28 15:32:52,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-28 15:32:52,505 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 149 [2020-10-28 15:32:52,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:32:52,517 INFO L225 Difference]: With dead ends: 1561 [2020-10-28 15:32:52,517 INFO L226 Difference]: Without dead ends: 956 [2020-10-28 15:32:52,520 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=92, Invalid=180, Unknown=0, NotChecked=0, Total=272 [2020-10-28 15:32:52,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 956 states. [2020-10-28 15:32:52,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 956 to 667. [2020-10-28 15:32:52,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 667 states. [2020-10-28 15:32:52,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 667 states and 1028 transitions. [2020-10-28 15:32:52,734 INFO L78 Accepts]: Start accepts. Automaton has 667 states and 1028 transitions. Word has length 149 [2020-10-28 15:32:52,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:32:52,734 INFO L481 AbstractCegarLoop]: Abstraction has 667 states and 1028 transitions. [2020-10-28 15:32:52,734 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 15:32:52,734 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1028 transitions. [2020-10-28 15:32:52,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-10-28 15:32:52,740 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:32:52,740 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:32:52,740 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 15:32:52,740 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:32:52,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:32:52,741 INFO L82 PathProgramCache]: Analyzing trace with hash -1338792747, now seen corresponding path program 1 times [2020-10-28 15:32:52,741 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:32:52,741 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1443099791] [2020-10-28 15:32:52,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:32:52,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:52,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:52,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:52,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:53,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:54,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:55,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:57,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:57,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 214 [2020-10-28 15:32:57,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:32:57,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5023 [2020-10-28 15:32:57,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:57,814 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:57,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:32:57,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-28 15:32:57,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 15:32:57,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:58,910 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-28 15:32:58,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:32:58,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:58,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:58,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:58,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:32:58,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:58,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-28 15:32:58,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:58,959 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:58,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:58,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:58,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:58,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:58,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:32:58,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:58,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:58,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:58,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:32:58,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:58,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:32:58,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:58,974 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:58,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:58,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:58,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:58,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:58,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:32:58,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:58,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:58,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:58,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:32:58,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:58,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:32:58,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:58,977 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:58,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:58,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:58,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:58,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:58,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:32:58,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:58,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:58,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:58,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:32:58,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:58,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:32:58,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:58,981 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:58,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:58,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:58,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:58,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:58,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:32:58,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:58,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:58,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:58,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:32:58,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:58,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:32:58,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:58,984 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:58,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:58,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:58,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:58,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:59,114 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-28 15:32:59,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 15:32:59,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:59,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:59,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:59,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:59,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:59,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:59,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 15:32:59,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:32:59,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 268 [2020-10-28 15:32:59,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:59,399 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:59,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:32:59,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:32:59,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 15:32:59,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:59,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:59,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:59,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:59,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:59,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:59,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:32:59,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:32:59,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:32:59,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:59,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:59,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:59,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:59,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:59,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:59,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:32:59,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:59,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:59,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:59,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-28 15:32:59,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:59,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 15:32:59,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:59,429 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:59,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:32:59,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:32:59,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-28 15:32:59,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:59,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-28 15:32:59,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:59,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:59,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:59,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:32:59,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:59,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:59,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:59,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:59,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:32:59,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:59,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:32:59,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:59,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 15:32:59,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:59,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:59,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:59,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-28 15:32:59,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:59,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:32:59,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:59,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:59,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:59,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-28 15:32:59,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:59,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:59,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:59,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:59,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:59,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:59,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:32:59,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:59,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:59,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:59,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:59,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:59,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:59,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:59,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:59,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:59,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:59,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:59,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:59,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 15:32:59,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:59,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:59,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:59,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:59,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:59,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:59,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:59,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:59,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 15:32:59,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:59,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:59,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:59,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:32:59,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:59,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:32:59,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:59,507 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:59,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:59,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:59,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:59,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:59,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-28 15:32:59,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:59,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:59,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:59,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-28 15:32:59,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:59,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:32:59,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:59,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:59,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:59,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-28 15:32:59,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:59,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:59,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:59,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:59,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:59,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:59,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:32:59,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:59,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:59,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:59,524 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:59,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:59,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:59,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:59,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:59,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:59,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:59,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:59,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:59,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 15:32:59,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:59,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:59,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:59,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:59,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:59,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:59,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:59,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:59,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 15:32:59,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:59,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:59,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:59,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:32:59,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:59,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:32:59,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:59,534 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:59,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:59,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:59,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:59,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:59,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-28 15:32:59,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:59,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:59,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:59,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:32:59,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:59,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:59,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:59,567 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:59,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:59,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 15:32:59,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:59,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:59,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-28 15:32:59,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:59,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:59,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:59,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:32:59,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:59,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:32:59,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:59,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:59,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:59,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 15:32:59,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:59,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:59,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:59,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:59,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:59,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:59,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 15:32:59,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:59,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:59,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:59,579 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:59,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:59,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:59,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:59,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:59,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-28 15:32:59,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:59,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:59,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:59,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:32:59,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:59,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:32:59,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:59,582 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:59,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:59,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:32:59,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:59,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:59,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-28 15:32:59,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:59,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:59,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:59,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:32:59,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:59,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:59,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:59,586 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:59,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:59,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:32:59,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:59,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:59,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-28 15:32:59,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:59,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:59,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:59,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:32:59,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:59,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:32:59,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:59,589 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:59,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:59,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:32:59,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:59,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:59,626 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2020-10-28 15:32:59,627 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1443099791] [2020-10-28 15:32:59,627 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:32:59,627 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 15:32:59,627 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313545245] [2020-10-28 15:32:59,628 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 15:32:59,628 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:32:59,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 15:32:59,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-28 15:32:59,628 INFO L87 Difference]: Start difference. First operand 667 states and 1028 transitions. Second operand 8 states. [2020-10-28 15:33:01,687 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-28 15:33:03,319 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 112