/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=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/elevator_spec2_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 02:20:45,972 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 02:20:45,974 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 02:20:46,012 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 02:20:46,013 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 02:20:46,015 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 02:20:46,017 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 02:20:46,019 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 02:20:46,022 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 02:20:46,023 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 02:20:46,024 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 02:20:46,026 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 02:20:46,027 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 02:20:46,028 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 02:20:46,030 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 02:20:46,031 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 02:20:46,032 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 02:20:46,033 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 02:20:46,036 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 02:20:46,038 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 02:20:46,040 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 02:20:46,041 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 02:20:46,043 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 02:20:46,044 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 02:20:46,047 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 02:20:46,048 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 02:20:46,048 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 02:20:46,049 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 02:20:46,050 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 02:20:46,051 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 02:20:46,052 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 02:20:46,053 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 02:20:46,053 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 02:20:46,054 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 02:20:46,056 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 02:20:46,056 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 02:20:46,057 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 02:20:46,058 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 02:20:46,058 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 02:20:46,059 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 02:20:46,061 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 02:20:46,062 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 [2020-10-27 02:20:46,091 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 02:20:46,092 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 02:20:46,094 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 02:20:46,094 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 02:20:46,094 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 02:20:46,095 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 02:20:46,095 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 02:20:46,095 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 02:20:46,095 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 02:20:46,096 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 02:20:46,096 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 02:20:46,096 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 02:20:46,096 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 02:20:46,097 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 02:20:46,097 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 02:20:46,097 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 02:20:46,097 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 02:20:46,098 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 02:20:46,098 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 02:20:46,098 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 02:20:46,098 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 02:20:46,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 02:20:46,099 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 02:20:46,099 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 02:20:46,099 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 02:20:46,100 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 02:20:46,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 02:20:46,100 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 02:20:46,100 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 02:20:46,101 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 02:20:46,511 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 02:20:46,538 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 02:20:46,541 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 02:20:46,543 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 02:20:46,543 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 02:20:46,544 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec2_product31.cil.c [2020-10-27 02:20:46,629 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1e36286e5/033ad022058f4c86be711661ccf182d6/FLAG845581e55 [2020-10-27 02:20:47,539 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 02:20:47,540 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec2_product31.cil.c [2020-10-27 02:20:47,582 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1e36286e5/033ad022058f4c86be711661ccf182d6/FLAG845581e55 [2020-10-27 02:20:47,687 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1e36286e5/033ad022058f4c86be711661ccf182d6 [2020-10-27 02:20:47,692 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 02:20:47,701 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 02:20:47,705 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 02:20:47,705 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 02:20:47,710 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 02:20:47,711 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:20:47" (1/1) ... [2020-10-27 02:20:47,715 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64cb9f55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:20:47, skipping insertion in model container [2020-10-27 02:20:47,715 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:20:47" (1/1) ... [2020-10-27 02:20:47,724 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 02:20:47,822 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 02:20:48,581 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:20:48,593 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 02:20:48,726 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:20:48,854 INFO L208 MainTranslator]: Completed translation [2020-10-27 02:20:48,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:20:48 WrapperNode [2020-10-27 02:20:48,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 02:20:48,856 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 02:20:48,856 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 02:20:48,856 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 02:20:48,870 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:20:48" (1/1) ... [2020-10-27 02:20:48,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:20:48" (1/1) ... [2020-10-27 02:20:48,905 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:20:48" (1/1) ... [2020-10-27 02:20:48,906 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:20:48" (1/1) ... [2020-10-27 02:20:48,973 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:20:48" (1/1) ... [2020-10-27 02:20:49,006 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:20:48" (1/1) ... [2020-10-27 02:20:49,030 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:20:48" (1/1) ... [2020-10-27 02:20:49,067 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 02:20:49,068 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 02:20:49,068 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 02:20:49,070 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 02:20:49,071 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:20:48" (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 [2020-10-27 02:20:49,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 02:20:49,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 02:20:49,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 02:20:49,158 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 02:20:49,158 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-27 02:20:49,158 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-27 02:20:49,159 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-27 02:20:49,159 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-27 02:20:49,159 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-27 02:20:49,159 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-27 02:20:49,159 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-27 02:20:49,160 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-27 02:20:49,160 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-27 02:20:49,160 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-27 02:20:49,160 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-27 02:20:49,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-27 02:20:49,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-27 02:20:49,161 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__3 [2020-10-27 02:20:49,161 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__4 [2020-10-27 02:20:49,161 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-27 02:20:49,161 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-27 02:20:49,161 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-27 02:20:49,161 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-27 02:20:49,161 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-27 02:20:49,162 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-27 02:20:49,162 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-27 02:20:49,162 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-27 02:20:49,162 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-27 02:20:49,162 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-27 02:20:49,162 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 02:20:49,162 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-27 02:20:49,163 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-27 02:20:49,163 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-27 02:20:49,163 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 02:20:49,163 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-27 02:20:49,163 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 02:20:49,163 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 02:20:49,163 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 02:20:49,164 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-27 02:20:49,164 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-27 02:20:49,164 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-27 02:20:49,164 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-27 02:20:49,164 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-27 02:20:49,164 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-27 02:20:49,164 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2020-10-27 02:20:49,165 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-27 02:20:49,165 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-27 02:20:49,165 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-27 02:20:49,165 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-27 02:20:49,165 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-27 02:20:49,165 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-27 02:20:49,165 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-27 02:20:49,166 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-27 02:20:49,166 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-27 02:20:49,166 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-27 02:20:49,166 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-27 02:20:49,166 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-27 02:20:49,166 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-27 02:20:49,166 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-27 02:20:49,167 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-27 02:20:49,167 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-27 02:20:49,167 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-27 02:20:49,167 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-27 02:20:49,167 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-27 02:20:49,167 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-27 02:20:49,167 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 02:20:49,168 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-27 02:20:49,168 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-27 02:20:49,168 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-27 02:20:49,168 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-27 02:20:49,168 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 02:20:49,168 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 02:20:49,169 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 02:20:49,169 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 02:20:49,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 02:20:49,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 02:20:49,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 02:20:49,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 02:20:49,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 02:20:49,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 02:20:49,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 02:20:49,170 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 02:20:49,170 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 02:20:49,170 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 02:20:49,170 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 02:20:49,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 02:20:49,171 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 02:20:49,171 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-27 02:20:49,171 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-27 02:20:49,171 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-27 02:20:49,171 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-27 02:20:49,171 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-27 02:20:49,172 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-27 02:20:49,172 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-27 02:20:49,172 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-27 02:20:49,172 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-27 02:20:49,172 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-27 02:20:49,172 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-27 02:20:49,172 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 02:20:49,173 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-27 02:20:49,173 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-27 02:20:49,173 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-27 02:20:49,173 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-27 02:20:49,173 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__3 [2020-10-27 02:20:49,173 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__4 [2020-10-27 02:20:49,173 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 02:20:49,174 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-27 02:20:49,174 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-27 02:20:49,174 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-27 02:20:49,174 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-27 02:20:49,174 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-27 02:20:49,174 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-27 02:20:49,174 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 02:20:49,175 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-27 02:20:49,175 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-27 02:20:49,175 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-27 02:20:49,175 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-27 02:20:49,175 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-27 02:20:49,175 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-27 02:20:49,175 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-27 02:20:49,176 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-27 02:20:49,176 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-27 02:20:49,176 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 02:20:49,176 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-27 02:20:49,176 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-27 02:20:49,176 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-27 02:20:49,176 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 02:20:49,177 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-27 02:20:49,177 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 02:20:49,177 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 02:20:49,177 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 02:20:49,177 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 02:20:49,177 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 02:20:49,177 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 02:20:49,178 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 02:20:49,178 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 02:20:49,178 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-27 02:20:49,178 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-27 02:20:49,178 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-27 02:20:49,178 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-27 02:20:49,178 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-27 02:20:49,179 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-27 02:20:49,179 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-27 02:20:49,179 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-27 02:20:49,179 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2020-10-27 02:20:49,179 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-27 02:20:49,179 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-27 02:20:49,179 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-27 02:20:49,180 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-27 02:20:49,180 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-27 02:20:49,180 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-27 02:20:49,180 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-27 02:20:49,180 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-27 02:20:49,180 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-27 02:20:49,180 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-27 02:20:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-27 02:20:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-27 02:20:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-27 02:20:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-27 02:20:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-27 02:20:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 02:20:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 02:20:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 02:20:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 02:20:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 02:20:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 02:20:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 02:20:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 02:20:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 02:20:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 02:20:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 02:20:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 02:20:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 02:20:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 02:20:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 02:20:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 02:20:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 02:20:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 02:20:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 02:20:51,787 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 02:20:51,788 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-27 02:20:51,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:20:51 BoogieIcfgContainer [2020-10-27 02:20:51,792 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 02:20:51,794 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 02:20:51,794 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 02:20:51,798 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 02:20:51,798 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 02:20:47" (1/3) ... [2020-10-27 02:20:51,799 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42fd5600 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:20:51, skipping insertion in model container [2020-10-27 02:20:51,799 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:20:48" (2/3) ... [2020-10-27 02:20:51,800 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42fd5600 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:20:51, skipping insertion in model container [2020-10-27 02:20:51,800 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:20:51" (3/3) ... [2020-10-27 02:20:51,801 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec2_product31.cil.c [2020-10-27 02:20:51,814 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 02:20:51,821 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 02:20:51,835 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 02:20:51,885 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 02:20:51,885 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 02:20:51,885 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 02:20:51,886 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 02:20:51,886 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 02:20:51,886 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 02:20:51,886 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 02:20:51,886 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 02:20:51,941 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states. [2020-10-27 02:20:51,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2020-10-27 02:20:51,981 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:20:51,982 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:20:51,983 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]=== [2020-10-27 02:20:51,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:20:51,990 INFO L82 PathProgramCache]: Analyzing trace with hash -1980476317, now seen corresponding path program 1 times [2020-10-27 02:20:52,000 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:20:52,001 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [491974570] [2020-10-27 02:20:52,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:20:52,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:20:52,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:52,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:53,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:53,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:55,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:57,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:57,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:20:57,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 194 [2020-10-27 02:20:57,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 02:20:57,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-27 02:20:57,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:20:57,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:20:57,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:20:57,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 125 [2020-10-27 02:20:57,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 02:20:58,674 WARN L193 SmtUtils]: Spent 974.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2020-10-27 02:20:58,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:20:58,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:20:58,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:58,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:20:58,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:20:58,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:20:58,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 199 [2020-10-27 02:20:58,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:20:58,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:20:58,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:20:58,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:20:58,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:20:58,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:20:58,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:20:58,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:58,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:20:58,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:20:58,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:20:58,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:20:58,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:20:58,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:20:58,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:20:58,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:20:58,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:20:58,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:20:58,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:20:58,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:58,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:20:58,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:20:58,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:20:58,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:20:58,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:20:58,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:20:58,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:20:58,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:20:58,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:20:58,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:20:58,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:20:58,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:58,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:20:58,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:20:58,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:20:58,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:20:58,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:20:58,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:20:58,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:20:58,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:20:58,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:20:58,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:20:58,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:20:58,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:58,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:20:58,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:20:58,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:20:58,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:20:58,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:20:58,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:20:58,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:20:58,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:20:58,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:20:59,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 02:20:59,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:20:59,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:59,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:20:59,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:20:59,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:20:59,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 02:20:59,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:20:59,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:20:59,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:20:59,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:20:59,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:20:59,303 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-27 02:20:59,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 02:20:59,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:20:59,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:59,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:59,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:59,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:04,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:04,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 141 [2020-10-27 02:21:04,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 02:21:04,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-27 02:21:04,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:04,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:21:04,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 02:21:04,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:21:04,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:04,519 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:21:04,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:21:04,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:04,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:04,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:04,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:04,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:05,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:05,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:21:05,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 02:21:05,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 686 [2020-10-27 02:21:05,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:05,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:21:05,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 02:21:05,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:21:05,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:05,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:21:05,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:05,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:05,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:05,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:21:05,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:05,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:21:05,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:05,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:21:05,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:21:05,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:21:05,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:05,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:21:05,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:05,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:05,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:05,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:05,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:21:05,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:21:05,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-27 02:21:05,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:05,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:21:05,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:21:05,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 02:21:05,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:05,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:21:05,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:05,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:05,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:05,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:21:05,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:05,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:21:05,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:05,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:05,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:05,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:21:05,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:05,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 02:21:05,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:05,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:05,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:05,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:06,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:09,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:10,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:10,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-27 02:21:10,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:21:10,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-27 02:21:10,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:10,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 02:21:10,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 02:21:10,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-27 02:21:10,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:10,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:21:10,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:10,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:10,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:10,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:14,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:14,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-27 02:21:14,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:21:14,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3686 [2020-10-27 02:21:14,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:14,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 02:21:14,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 02:21:14,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-27 02:21:14,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:14,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:21:14,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:14,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:14,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:14,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 02:21:14,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:14,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-27 02:21:14,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:14,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 02:21:14,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:14,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 02:21:14,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:14,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:21:14,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:14,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:14,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:14,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:21:14,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:14,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:21:14,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:14,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:21:14,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:14,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:21:14,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:14,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:21:14,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:14,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:14,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:14,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:21:14,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:14,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:21:14,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:14,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:21:14,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:14,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:21:14,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:21:14,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 02:21:14,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:14,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:14,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:14,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:21:14,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:14,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:21:14,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:14,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:21:14,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:14,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:21:14,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:14,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 02:21:14,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:14,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:14,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:14,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:21:14,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:14,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 02:21:14,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:14,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:14,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:14,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 02:21:14,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:14,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:21:14,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:14,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:14,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:14,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:21:14,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:14,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:21:14,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:14,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:14,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:14,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:14,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:14,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:21:14,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:14,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:14,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:14,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:21:14,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:14,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:21:14,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:14,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:14,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:14,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:14,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:14,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 02:21:14,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:14,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:14,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:14,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:21:14,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:14,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:21:14,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:14,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:14,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:14,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:14,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:21:14,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-27 02:21:14,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:14,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:14,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:14,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:21:14,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:14,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 02:21:14,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:14,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:21:14,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:21:14,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:21:14,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:14,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 02:21:14,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:14,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:14,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:14,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 02:21:14,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:14,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:21:14,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:14,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:14,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 02:21:14,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:14,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:14,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:21:14,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:14,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:14,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:14,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:21:14,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:14,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:21:14,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:14,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:14,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:14,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:14,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:14,869 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-27 02:21:14,870 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [491974570] [2020-10-27 02:21:14,871 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:21:14,871 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-10-27 02:21:14,872 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334274750] [2020-10-27 02:21:14,877 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-10-27 02:21:14,877 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:21:14,888 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-10-27 02:21:14,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=405, Unknown=0, NotChecked=0, Total=462 [2020-10-27 02:21:14,892 INFO L87 Difference]: Start difference. First operand 821 states. Second operand 22 states. [2020-10-27 02:21:18,185 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 02:21:18,868 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 02:21:20,149 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 02:21:21,383 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 416 [2020-10-27 02:21:22,855 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 02:21:26,272 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 02:21:27,487 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 416 [2020-10-27 02:21:29,122 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 417 [2020-10-27 02:21:30,602 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 419 [2020-10-27 02:21:30,953 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 02:21:37,537 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 02:21:40,425 WARN L193 SmtUtils]: Spent 2.49 s on a formula simplification. DAG size of input: 421 DAG size of output: 416 [2020-10-27 02:21:40,957 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-27 02:21:42,689 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 417 [2020-10-27 02:21:44,073 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-27 02:21:48,080 WARN L193 SmtUtils]: Spent 2.43 s on a formula simplification. DAG size of input: 419 DAG size of output: 416 [2020-10-27 02:21:50,805 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-27 02:21:51,671 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-10-27 02:21:53,699 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 417 [2020-10-27 02:21:55,050 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 02:21:55,371 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-10-27 02:21:57,352 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 419 [2020-10-27 02:21:58,629 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 421 [2020-10-27 02:22:00,191 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 420 [2020-10-27 02:22:05,083 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-27 02:22:05,789 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-10-27 02:22:06,005 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-27 02:22:06,362 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-27 02:22:08,290 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-27 02:22:10,695 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 02:22:12,653 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 02:22:30,328 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-27 02:22:30,755 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-27 02:22:34,889 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-27 02:22:35,114 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-10-27 02:22:48,392 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 416 [2020-10-27 02:23:08,347 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-27 02:23:32,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:23:32,084 INFO L93 Difference]: Finished difference Result 4106 states and 7735 transitions. [2020-10-27 02:23:32,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2020-10-27 02:23:32,086 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 134 [2020-10-27 02:23:32,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:23:32,198 INFO L225 Difference]: With dead ends: 4106 [2020-10-27 02:23:32,198 INFO L226 Difference]: Without dead ends: 3348 [2020-10-27 02:23:32,227 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2840 ImplicationChecksByTransitivity, 33.2s TimeCoverageRelationStatistics Valid=1499, Invalid=7243, Unknown=0, NotChecked=0, Total=8742 [2020-10-27 02:23:32,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3348 states. [2020-10-27 02:23:33,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3348 to 1707. [2020-10-27 02:23:33,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1707 states. [2020-10-27 02:23:33,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 1707 states and 2705 transitions. [2020-10-27 02:23:33,097 INFO L78 Accepts]: Start accepts. Automaton has 1707 states and 2705 transitions. Word has length 134 [2020-10-27 02:23:33,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:23:33,098 INFO L481 AbstractCegarLoop]: Abstraction has 1707 states and 2705 transitions. [2020-10-27 02:23:33,098 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-10-27 02:23:33,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1707 states and 2705 transitions. [2020-10-27 02:23:33,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-10-27 02:23:33,115 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:23:33,116 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:23:33,116 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 02:23:33,116 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]=== [2020-10-27 02:23:33,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:23:33,117 INFO L82 PathProgramCache]: Analyzing trace with hash -2041856321, now seen corresponding path program 1 times [2020-10-27 02:23:33,117 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:23:33,118 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1133511046] [2020-10-27 02:23:33,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:23:33,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:33,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:33,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:33,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:33,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:33,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:34,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:38,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:38,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 200 [2020-10-27 02:23:38,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 02:23:38,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-27 02:23:38,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:38,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 23 [2020-10-27 02:23:38,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:23:38,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 102 [2020-10-27 02:23:38,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:39,582 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-27 02:23:39,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:23:39,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:39,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:39,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:39,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:23:39,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:39,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 112 [2020-10-27 02:23:39,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:39,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:23:39,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:39,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:23:39,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:39,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:23:39,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:39,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:39,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:39,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:23:39,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:39,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:23:39,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:39,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:23:39,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:39,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:23:39,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:39,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:23:39,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:39,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:39,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:39,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:23:39,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:39,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:23:39,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:39,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:23:39,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:39,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:23:39,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:39,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:23:39,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:39,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:39,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:39,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:23:39,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:39,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:23:39,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:39,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:23:39,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:39,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:23:39,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:39,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:23:39,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:39,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:39,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:39,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:23:39,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:39,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:23:39,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:39,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:23:39,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:39,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:23:39,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:39,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 02:23:39,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:39,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:39,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:39,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:23:39,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:39,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:23:39,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:39,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:23:39,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:39,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:23:39,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:40,085 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-27 02:23:40,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 02:23:40,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:40,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:40,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:40,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:40,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:40,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:41,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:45,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:45,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 147 [2020-10-27 02:23:45,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 02:23:45,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-27 02:23:45,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:45,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:23:45,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 02:23:45,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:23:45,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:45,279 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:23:45,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:23:45,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:45,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:45,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:45,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:45,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:45,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:45,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 02:23:45,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 02:23:45,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 385 [2020-10-27 02:23:45,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:45,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:23:45,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 02:23:45,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:23:45,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:45,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:23:45,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:45,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:45,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:45,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:23:45,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:45,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:23:45,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:45,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:23:45,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:23:45,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:23:45,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:45,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 02:23:45,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:45,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:45,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:45,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:45,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 02:23:45,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:23:45,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 02:23:45,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:45,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:23:45,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:23:45,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 02:23:45,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:45,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 02:23:45,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:45,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:45,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:45,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:23:45,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:45,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:23:45,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:45,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:23:45,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:45,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:23:45,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:45,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 02:23:45,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:45,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:45,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:45,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:45,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:50,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:50,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-10-27 02:23:50,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 02:23:50,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-27 02:23:50,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:50,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-27 02:23:50,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 02:23:50,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-27 02:23:50,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:50,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:23:50,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:50,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:50,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:50,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:55,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:55,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-27 02:23:55,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:23:55,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4122 [2020-10-27 02:23:55,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:55,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-27 02:23:55,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 02:23:55,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-27 02:23:55,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:55,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:23:55,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:55,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:55,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:55,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 02:23:55,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:55,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 02:23:55,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:55,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:23:55,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:55,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 02:23:55,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:55,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:23:55,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:55,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:55,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:55,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:23:55,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:55,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 02:23:55,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:55,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:23:55,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:55,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:23:55,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:55,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:23:55,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:55,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:55,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:55,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:23:55,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:55,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:23:55,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:55,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:23:55,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:55,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:23:55,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:55,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-27 02:23:55,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:55,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:55,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:55,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:23:55,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:55,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:23:55,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:55,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:23:55,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:55,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:23:55,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:55,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-27 02:23:55,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:55,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:55,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:55,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:55,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 02:23:55,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:23:55,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-10-27 02:23:55,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:55,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 02:23:55,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:55,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-27 02:23:55,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:55,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:23:55,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:55,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:55,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:55,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:23:55,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:55,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:23:55,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:55,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:23:55,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:55,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 02:23:55,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:55,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:23:55,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:55,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:55,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:55,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:23:55,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:55,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:23:55,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:55,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:23:55,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:55,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:23:55,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:55,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-27 02:23:55,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:55,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:55,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:55,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:23:55,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:55,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:23:55,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:55,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:23:55,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:55,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:23:55,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:55,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 02:23:55,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:55,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:55,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:55,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:23:55,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:55,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 02:23:55,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:55,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 02:23:55,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:23:55,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:23:55,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:55,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 02:23:55,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:55,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:55,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:55,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 02:23:55,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:55,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:23:55,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:55,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:23:55,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 02:23:55,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:23:55,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:55,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:23:55,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:55,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:55,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:55,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:23:55,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:55,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:23:55,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:55,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:23:55,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:55,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:23:55,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:55,986 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-27 02:23:55,986 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1133511046] [2020-10-27 02:23:55,987 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:23:55,987 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28] total 28 [2020-10-27 02:23:55,987 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144575858] [2020-10-27 02:23:55,988 INFO L461 AbstractCegarLoop]: Interpolant automaton has 28 states [2020-10-27 02:23:55,989 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:23:55,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2020-10-27 02:23:55,990 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=687, Unknown=0, NotChecked=0, Total=756 [2020-10-27 02:23:55,990 INFO L87 Difference]: Start difference. First operand 1707 states and 2705 transitions. Second operand 28 states. [2020-10-27 02:23:59,890 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 417 [2020-10-27 02:24:00,549 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 02:24:01,984 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 420 [2020-10-27 02:24:03,273 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 421 [2020-10-27 02:24:04,796 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 420 [2020-10-27 02:24:08,527 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 420 [2020-10-27 02:24:09,852 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 421 [2020-10-27 02:24:11,225 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 417 [2020-10-27 02:24:12,851 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 419 [2020-10-27 02:24:14,208 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 419 [2020-10-27 02:24:15,767 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 420 [2020-10-27 02:24:17,247 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 421 [2020-10-27 02:24:17,673 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-27 02:24:19,028 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 425 [2020-10-27 02:24:19,360 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-27 02:24:22,080 WARN L193 SmtUtils]: Spent 2.43 s on a formula simplification. DAG size of input: 421 DAG size of output: 420 [2020-10-27 02:24:23,595 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 420 [2020-10-27 02:24:25,169 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 419