/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=DEEPEST --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_spec3_product23.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 21:02:34,907 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 21:02:34,912 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 21:02:34,968 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 21:02:34,969 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 21:02:34,976 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 21:02:34,978 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 21:02:34,983 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 21:02:34,988 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 21:02:34,994 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 21:02:34,996 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 21:02:34,997 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 21:02:34,997 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 21:02:35,001 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 21:02:35,003 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 21:02:35,005 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 21:02:35,006 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 21:02:35,019 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 21:02:35,026 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 21:02:35,034 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 21:02:35,036 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 21:02:35,037 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 21:02:35,039 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 21:02:35,041 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 21:02:35,049 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 21:02:35,050 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 21:02:35,050 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 21:02:35,052 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 21:02:35,053 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 21:02:35,054 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 21:02:35,054 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 21:02:35,055 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 21:02:35,057 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 21:02:35,058 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 21:02:35,059 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 21:02:35,059 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 21:02:35,060 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 21:02:35,060 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 21:02:35,060 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 21:02:35,061 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 21:02:35,062 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 21:02:35,069 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 21:02:35,115 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 21:02:35,116 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 21:02:35,120 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 21:02:35,120 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 21:02:35,120 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 21:02:35,120 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 21:02:35,120 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 21:02:35,121 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 21:02:35,121 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 21:02:35,121 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 21:02:35,122 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 21:02:35,122 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 21:02:35,123 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 21:02:35,123 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 21:02:35,123 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 21:02:35,123 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 21:02:35,123 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 21:02:35,124 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 21:02:35,124 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 21:02:35,124 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 21:02:35,124 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 21:02:35,124 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 21:02:35,125 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 21:02:35,125 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 21:02:35,125 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 21:02:35,125 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 21:02:35,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 21:02:35,125 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 21:02:35,126 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 21:02:35,126 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 21:02:35,552 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 21:02:35,576 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 21:02:35,579 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 21:02:35,581 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 21:02:35,582 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 21:02:35,583 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec3_product23.cil.c [2020-10-27 21:02:35,655 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/63378f305/ef6f0457d52844a78e308bb899b5424e/FLAG1123408c7 [2020-10-27 21:02:36,528 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 21:02:36,529 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec3_product23.cil.c [2020-10-27 21:02:36,556 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/63378f305/ef6f0457d52844a78e308bb899b5424e/FLAG1123408c7 [2020-10-27 21:02:36,674 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/63378f305/ef6f0457d52844a78e308bb899b5424e [2020-10-27 21:02:36,677 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 21:02:36,684 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 21:02:36,685 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 21:02:36,686 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 21:02:36,690 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 21:02:36,691 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:02:36" (1/1) ... [2020-10-27 21:02:36,695 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e21d1e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:02:36, skipping insertion in model container [2020-10-27 21:02:36,695 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:02:36" (1/1) ... [2020-10-27 21:02:36,704 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 21:02:36,776 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 21:02:37,481 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 21:02:37,494 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 21:02:37,607 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 21:02:37,698 INFO L208 MainTranslator]: Completed translation [2020-10-27 21:02:37,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:02:37 WrapperNode [2020-10-27 21:02:37,699 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 21:02:37,701 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 21:02:37,701 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 21:02:37,701 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 21:02:37,715 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:02:37" (1/1) ... [2020-10-27 21:02:37,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:02:37" (1/1) ... [2020-10-27 21:02:37,764 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:02:37" (1/1) ... [2020-10-27 21:02:37,765 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:02:37" (1/1) ... [2020-10-27 21:02:37,853 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:02:37" (1/1) ... [2020-10-27 21:02:37,879 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:02:37" (1/1) ... [2020-10-27 21:02:37,891 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:02:37" (1/1) ... [2020-10-27 21:02:37,910 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 21:02:37,911 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 21:02:37,911 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 21:02:37,911 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 21:02:37,912 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:02:37" (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 21:02:38,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 21:02:38,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 21:02:38,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 21:02:38,004 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 21:02:38,005 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 21:02:38,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-27 21:02:38,006 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__2 [2020-10-27 21:02:38,006 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 21:02:38,006 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-27 21:02:38,006 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-27 21:02:38,007 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-27 21:02:38,007 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-27 21:02:38,008 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-27 21:02:38,008 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-27 21:02:38,008 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-27 21:02:38,009 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-27 21:02:38,009 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-27 21:02:38,009 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-27 21:02:38,009 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-27 21:02:38,010 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-27 21:02:38,010 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-27 21:02:38,010 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-27 21:02:38,010 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-27 21:02:38,010 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-27 21:02:38,010 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2020-10-27 21:02:38,010 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-27 21:02:38,011 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-27 21:02:38,011 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-27 21:02:38,011 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-27 21:02:38,011 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-27 21:02:38,011 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-27 21:02:38,011 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-27 21:02:38,012 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-27 21:02:38,012 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-27 21:02:38,012 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 21:02:38,012 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-27 21:02:38,012 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-27 21:02:38,012 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-27 21:02:38,012 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-27 21:02:38,013 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-27 21:02:38,013 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-27 21:02:38,013 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-27 21:02:38,013 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-27 21:02:38,013 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-27 21:02:38,013 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 21:02:38,013 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 21:02:38,014 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 21:02:38,014 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 21:02:38,014 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-27 21:02:38,014 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-27 21:02:38,014 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-27 21:02:38,014 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-27 21:02:38,015 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-27 21:02:38,016 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-27 21:02:38,016 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-27 21:02:38,016 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-27 21:02:38,016 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 21:02:38,016 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-27 21:02:38,017 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-27 21:02:38,017 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-27 21:02:38,017 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 21:02:38,017 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-27 21:02:38,017 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 21:02:38,017 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 21:02:38,018 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 21:02:38,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 21:02:38,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 21:02:38,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 21:02:38,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 21:02:38,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 21:02:38,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 21:02:38,019 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-27 21:02:38,021 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-27 21:02:38,022 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-27 21:02:38,022 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-27 21:02:38,022 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-27 21:02:38,022 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-27 21:02:38,022 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-27 21:02:38,022 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-27 21:02:38,023 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 21:02:38,023 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 21:02:38,023 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 21:02:38,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 21:02:38,023 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 21:02:38,023 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-27 21:02:38,024 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-27 21:02:38,024 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-27 21:02:38,025 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 21:02:38,025 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 21:02:38,025 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 21:02:38,025 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-27 21:02:38,025 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-27 21:02:38,026 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-27 21:02:38,026 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-27 21:02:38,026 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__2 [2020-10-27 21:02:38,026 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 21:02:38,026 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-27 21:02:38,026 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-27 21:02:38,026 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-27 21:02:38,026 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-27 21:02:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-27 21:02:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-27 21:02:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-27 21:02:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-27 21:02:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-27 21:02:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 21:02:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-27 21:02:38,028 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-27 21:02:38,028 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-27 21:02:38,028 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-27 21:02:38,029 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-27 21:02:38,029 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-27 21:02:38,030 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-27 21:02:38,030 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-27 21:02:38,030 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-27 21:02:38,031 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-27 21:02:38,031 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-27 21:02:38,031 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-27 21:02:38,032 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-27 21:02:38,032 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-27 21:02:38,032 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-27 21:02:38,033 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2020-10-27 21:02:38,033 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-27 21:02:38,033 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-27 21:02:38,033 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-27 21:02:38,033 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-27 21:02:38,034 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-27 21:02:38,034 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-27 21:02:38,034 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-27 21:02:38,034 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-27 21:02:38,035 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-27 21:02:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-27 21:02:38,039 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-27 21:02:38,039 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-27 21:02:38,040 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-27 21:02:38,040 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 21:02:38,040 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 21:02:38,041 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 21:02:38,041 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 21:02:38,043 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 21:02:38,043 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-27 21:02:38,043 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-27 21:02:38,043 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-27 21:02:38,049 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-27 21:02:38,050 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-27 21:02:38,050 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-27 21:02:38,050 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-27 21:02:38,050 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-27 21:02:38,050 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-27 21:02:38,050 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 21:02:38,050 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-27 21:02:38,051 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 21:02:38,051 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 21:02:38,051 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 21:02:38,052 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 21:02:38,052 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 21:02:38,052 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 21:02:38,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 21:02:38,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 21:02:38,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 21:02:38,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 21:02:38,052 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 21:02:38,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 21:02:38,053 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 21:02:38,053 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 21:02:38,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 21:02:38,053 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 21:02:38,053 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 21:02:38,053 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 21:02:38,053 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-27 21:02:38,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 21:02:38,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 21:02:38,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 21:02:40,979 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 21:02:40,980 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-27 21:02:40,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:02:40 BoogieIcfgContainer [2020-10-27 21:02:40,984 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 21:02:40,986 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 21:02:40,986 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 21:02:40,990 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 21:02:40,990 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 09:02:36" (1/3) ... [2020-10-27 21:02:40,991 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@404d98f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:02:40, skipping insertion in model container [2020-10-27 21:02:40,991 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:02:37" (2/3) ... [2020-10-27 21:02:40,991 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@404d98f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:02:40, skipping insertion in model container [2020-10-27 21:02:40,992 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:02:40" (3/3) ... [2020-10-27 21:02:40,993 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec3_product23.cil.c [2020-10-27 21:02:41,006 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 21:02:41,013 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 21:02:41,027 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 21:02:41,063 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 21:02:41,063 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 21:02:41,063 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 21:02:41,063 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 21:02:41,063 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 21:02:41,064 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 21:02:41,064 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 21:02:41,064 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 21:02:41,104 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states. [2020-10-27 21:02:41,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-10-27 21:02:41,138 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:02:41,143 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:02:41,143 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 21:02:41,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:02:41,157 INFO L82 PathProgramCache]: Analyzing trace with hash -1094178513, now seen corresponding path program 1 times [2020-10-27 21:02:41,168 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:02:41,168 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [768743745] [2020-10-27 21:02:41,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:02:41,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:41,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:42,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:42,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:43,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:44,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:45,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:46,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:46,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 208 [2020-10-27 21:02:46,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:02:46,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5029 [2020-10-27 21:02:46,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:46,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:02:46,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 61 [2020-10-27 21:02:46,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 21:02:46,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 21:02:48,120 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 21:02:48,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:02:48,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:48,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:48,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:48,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:02:48,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:48,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-27 21:02:48,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:48,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:48,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:48,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:48,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:48,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:02:48,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:48,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:48,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:48,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:02:48,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:48,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:02:48,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:48,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:48,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:48,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:48,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:48,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:02:48,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:48,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:48,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:48,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:02:48,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:48,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:02:48,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:48,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:48,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:48,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:48,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-27 21:02:48,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:02:48,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:48,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:48,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:48,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:02:48,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:48,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:02:48,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:48,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:48,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:48,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:48,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 21:02:48,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:02:48,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:48,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:48,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:48,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:02:48,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:48,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:02:48,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:48,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:48,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:48,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:48,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:48,580 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-27 21:02:48,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 21:02:48,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:48,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:48,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:48,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:02:48,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:48,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-27 21:02:48,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:48,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:48,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:48,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:48,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:48,774 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 21:02:48,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:02:48,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:48,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:48,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:48,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:02:48,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:48,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 21:02:48,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:48,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:48,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:48,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:48,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:48,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 21:02:48,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:48,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:48,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:49,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:49,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 21:02:49,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:02:49,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 350 [2020-10-27 21:02:49,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:49,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:02:49,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:02:49,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 21:02:49,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:49,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:02:49,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:49,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:49,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:49,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:02:49,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:49,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 21:02:49,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:49,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:02:49,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:49,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 21:02:49,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:49,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 21:02:49,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:49,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:49,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:49,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:49,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:02:49,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:02:49,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-27 21:02:49,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:49,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:02:49,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:02:49,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 21:02:49,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:49,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 21:02:49,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:49,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:49,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:49,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:02:49,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:49,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 21:02:49,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:49,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:02:49,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:49,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:02:49,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:49,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 21:02:49,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:49,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:49,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:49,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:02:49,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:49,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:02:49,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:49,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:49,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 21:02:49,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:49,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:49,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:02:49,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:49,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:49,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:49,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:02:49,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:49,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:02:49,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:49,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:49,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:49,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:49,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:49,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:02:49,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:49,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:49,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:49,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:02:49,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:49,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:02:49,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:49,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:49,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:49,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:49,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:49,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 21:02:49,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:49,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:49,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:49,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 21:02:49,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:49,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:02:49,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:49,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:49,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 21:02:49,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:49,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:49,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:02:49,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:49,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:49,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:49,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:02:49,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:49,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:02:49,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:49,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:49,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:49,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:49,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:49,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:02:49,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:49,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:49,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:49,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:02:49,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:49,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:02:49,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:49,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:49,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:49,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:49,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:49,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:02:49,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:49,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:49,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:49,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:02:49,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:49,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:02:49,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:49,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:49,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:49,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:49,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:49,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 21:02:49,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:49,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:49,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:49,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 21:02:49,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:49,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 21:02:49,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:49,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:49,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 21:02:49,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:49,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:49,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:02:49,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:49,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:49,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:49,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:02:49,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:49,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:02:49,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:49,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:49,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:49,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:49,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:49,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:02:49,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:49,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:49,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:49,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:02:49,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:49,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:02:49,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:49,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:49,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:49,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:49,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:49,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:02:49,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:49,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:49,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:49,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:02:49,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:49,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:02:49,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:49,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:49,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:49,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:49,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:49,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-27 21:02:49,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:49,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:49,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:49,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:02:49,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:49,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:02:49,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:49,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:49,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 21:02:49,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:49,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:49,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-27 21:02:49,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:49,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:49,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:49,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:02:49,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:49,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:02:49,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:49,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:49,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:02:49,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:49,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:49,824 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-27 21:02:49,825 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [768743745] [2020-10-27 21:02:49,827 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:02:49,828 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-27 21:02:49,828 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685523537] [2020-10-27 21:02:49,834 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-27 21:02:49,835 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:02:49,849 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-27 21:02:49,851 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2020-10-27 21:02:49,853 INFO L87 Difference]: Start difference. First operand 825 states. Second operand 15 states. [2020-10-27 21:02:51,358 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 21:02:52,716 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:02:53,933 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:02:55,094 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 401 [2020-10-27 21:02:56,310 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:02:57,461 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 402 [2020-10-27 21:02:58,702 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:02:59,934 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 402 [2020-10-27 21:03:01,219 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:03:04,774 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 21:03:06,469 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 21:03:10,022 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-27 21:03:29,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:03:29,210 INFO L93 Difference]: Finished difference Result 1698 states and 2961 transitions. [2020-10-27 21:03:29,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-10-27 21:03:29,212 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 142 [2020-10-27 21:03:29,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:03:29,256 INFO L225 Difference]: With dead ends: 1698 [2020-10-27 21:03:29,257 INFO L226 Difference]: Without dead ends: 1027 [2020-10-27 21:03:29,274 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 281 ImplicationChecksByTransitivity, 11.8s TimeCoverageRelationStatistics Valid=306, Invalid=1100, Unknown=0, NotChecked=0, Total=1406 [2020-10-27 21:03:29,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1027 states. [2020-10-27 21:03:29,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1027 to 672. [2020-10-27 21:03:29,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 672 states. [2020-10-27 21:03:29,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 672 states and 1060 transitions. [2020-10-27 21:03:29,650 INFO L78 Accepts]: Start accepts. Automaton has 672 states and 1060 transitions. Word has length 142 [2020-10-27 21:03:29,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:03:29,650 INFO L481 AbstractCegarLoop]: Abstraction has 672 states and 1060 transitions. [2020-10-27 21:03:29,650 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-27 21:03:29,650 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1060 transitions. [2020-10-27 21:03:29,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-10-27 21:03:29,670 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:03:29,671 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:03:29,671 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 21:03:29,671 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 21:03:29,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:03:29,672 INFO L82 PathProgramCache]: Analyzing trace with hash -556365748, now seen corresponding path program 1 times [2020-10-27 21:03:29,672 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:03:29,673 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [401077184] [2020-10-27 21:03:29,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:03:29,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:29,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:29,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:30,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:30,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:30,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:33,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:34,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:34,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 209 [2020-10-27 21:03:34,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:03:34,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-27 21:03:34,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:34,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:03:34,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-27 21:03:34,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 21:03:34,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:35,946 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 21:03:35,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:03:35,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:35,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:36,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:36,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:36,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:36,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-27 21:03:36,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:36,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:36,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:36,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:36,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:36,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:03:36,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:36,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:36,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:36,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:03:36,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:36,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:03:36,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:36,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:36,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:36,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:36,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:36,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:03:36,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:36,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:36,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:36,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:03:36,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:36,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:03:36,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:36,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:36,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:36,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:36,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:36,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:03:36,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:36,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:36,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:36,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:36,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:36,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:03:36,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:36,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:36,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:36,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:36,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:36,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:03:36,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:36,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:36,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:36,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:03:36,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:36,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:03:36,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:36,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:36,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:36,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:36,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:36,237 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-27 21:03:36,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 21:03:36,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:36,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:36,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:36,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:03:36,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:36,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 21:03:36,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:36,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:36,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:36,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:36,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:36,383 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 21:03:36,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:03:36,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:36,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:36,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:36,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:36,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:36,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:03:36,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:36,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:36,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:36,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:36,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:36,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 21:03:36,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:36,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:36,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:36,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:36,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:36,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:36,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 21:03:36,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 21:03:36,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 497 [2020-10-27 21:03:36,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:36,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:03:36,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 21:03:36,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 21:03:36,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:36,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:03:36,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:36,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:36,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:36,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:36,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:36,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:03:36,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 21:03:36,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 21:03:36,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:36,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:03:36,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:03:36,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:03:36,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:37,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 21:03:37,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:37,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:37,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:37,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:37,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:03:37,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:03:37,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 102 [2020-10-27 21:03:37,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:37,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:03:37,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:03:37,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 21:03:37,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:37,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 21:03:37,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:37,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:37,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:37,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:03:37,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:37,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:03:37,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:37,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:03:37,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:37,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 21:03:37,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 21:03:37,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 21:03:37,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:37,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:37,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:37,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:03:37,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:37,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:03:37,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:37,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:37,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 21:03:37,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:37,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:37,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:03:37,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:37,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:37,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:37,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:37,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:37,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:03:37,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:37,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:37,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:37,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:37,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:37,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:03:37,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:37,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:37,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:37,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:37,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:37,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:03:37,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:37,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:37,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:37,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:37,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:37,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-27 21:03:37,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:37,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:37,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:37,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 21:03:37,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:37,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:03:37,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:37,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:37,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 21:03:37,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:37,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:37,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:03:37,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:37,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:37,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:37,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:03:37,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:37,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:03:37,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:37,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:37,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:37,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:37,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:37,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:03:37,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:37,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:37,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:37,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:03:37,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:37,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:03:37,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:37,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:37,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:37,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:37,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:37,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:03:37,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:37,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:37,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:37,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:37,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:37,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:03:37,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:37,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:37,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:37,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:37,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:37,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 21:03:37,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:37,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:37,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:37,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 21:03:37,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:37,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 21:03:37,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:37,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:37,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 21:03:37,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:37,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:37,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:03:37,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:37,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:37,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:37,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:03:37,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:37,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:03:37,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:37,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:37,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:37,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:37,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:37,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:03:37,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:37,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:37,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:37,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:03:37,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:37,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:03:37,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:37,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:37,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:37,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:37,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:37,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:03:37,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:37,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:37,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:37,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:37,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:37,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:03:37,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:37,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:37,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:37,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:37,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:37,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-27 21:03:37,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:37,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:37,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:37,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:03:37,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:37,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:03:37,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:37,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:37,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 21:03:37,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:37,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:37,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-27 21:03:37,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:37,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:37,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:37,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:37,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:37,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:03:37,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:37,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:37,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:03:37,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:37,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:37,565 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-27 21:03:37,566 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [401077184] [2020-10-27 21:03:37,566 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:03:37,566 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-27 21:03:37,567 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043157890] [2020-10-27 21:03:37,569 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 21:03:37,570 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:03:37,571 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 21:03:37,572 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2020-10-27 21:03:37,572 INFO L87 Difference]: Start difference. First operand 672 states and 1060 transitions. Second operand 14 states. [2020-10-27 21:03:38,806 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 21:03:40,121 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-27 21:03:41,339 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-27 21:03:42,677 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-27 21:03:43,879 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-27 21:03:47,434 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 21:03:49,053 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 21:03:52,399 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-27 21:04:08,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:04:08,686 INFO L93 Difference]: Finished difference Result 1669 states and 2853 transitions. [2020-10-27 21:04:08,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-27 21:04:08,687 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 143 [2020-10-27 21:04:08,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:04:08,699 INFO L225 Difference]: With dead ends: 1669 [2020-10-27 21:04:08,699 INFO L226 Difference]: Without dead ends: 1006 [2020-10-27 21:04:08,704 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 7.2s TimeCoverageRelationStatistics Valid=204, Invalid=608, Unknown=0, NotChecked=0, Total=812 [2020-10-27 21:04:08,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1006 states. [2020-10-27 21:04:08,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1006 to 650. [2020-10-27 21:04:08,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 650 states. [2020-10-27 21:04:08,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 650 states and 1022 transitions. [2020-10-27 21:04:08,913 INFO L78 Accepts]: Start accepts. Automaton has 650 states and 1022 transitions. Word has length 143 [2020-10-27 21:04:08,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:04:08,914 INFO L481 AbstractCegarLoop]: Abstraction has 650 states and 1022 transitions. [2020-10-27 21:04:08,914 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 21:04:08,914 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 1022 transitions. [2020-10-27 21:04:08,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-10-27 21:04:08,919 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:04:08,919 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:04:08,920 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 21:04:08,920 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:04:08,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:04:08,920 INFO L82 PathProgramCache]: Analyzing trace with hash 1159026337, now seen corresponding path program 1 times [2020-10-27 21:04:08,921 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:04:08,921 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [112949123] [2020-10-27 21:04:08,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:04:09,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:09,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:09,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:09,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:09,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:11,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:12,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:14,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:14,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 210 [2020-10-27 21:04:14,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:04:14,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5039 [2020-10-27 21:04:14,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:14,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:04:14,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 61 [2020-10-27 21:04:14,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 21:04:14,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:15,203 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 21:04:15,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:04:15,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:15,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:15,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:15,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:04:15,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:15,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-27 21:04:15,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:15,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:15,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:15,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:15,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:15,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:04:15,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:15,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:15,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:15,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:04:15,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:15,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:04:15,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:15,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:15,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:15,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:15,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:15,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:04:15,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:15,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:15,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:15,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:04:15,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:15,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:04:15,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:15,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:15,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:15,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:15,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:15,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:04:15,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:15,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:15,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:15,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:04:15,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:15,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:04:15,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:15,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:15,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:15,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:15,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:15,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:04:15,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:15,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:15,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:15,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:04:15,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:15,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:04:15,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:15,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:15,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:15,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:15,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:15,553 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-27 21:04:15,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 21:04:15,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:15,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:15,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:15,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:04:15,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:15,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 21:04:15,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:15,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:15,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:15,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:15,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:15,710 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 21:04:15,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:04:15,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:15,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:15,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:15,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:04:15,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:15,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:04:15,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:15,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:15,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:15,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:15,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:15,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 21:04:15,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:15,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:15,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:15,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:15,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 21:04:15,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:04:15,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 175 [2020-10-27 21:04:15,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:15,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:04:15,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:04:15,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 21:04:15,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:15,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:04:15,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:15,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:15,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:15,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:04:15,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:15,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:04:15,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:15,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:04:15,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:15,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 21:04:15,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:15,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 21:04:16,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:16,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:16,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:16,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:16,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 21:04:16,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:04:16,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-27 21:04:16,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:16,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:04:16,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:04:16,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 21:04:16,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:16,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 21:04:16,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:16,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:16,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:16,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:04:16,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:16,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 21:04:16,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:16,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:04:16,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:16,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:04:16,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:16,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-27 21:04:16,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:16,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:16,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:16,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:04:16,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:16,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:04:16,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:16,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:16,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 21:04:16,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:16,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:16,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:04:16,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:16,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:16,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:16,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:04:16,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:16,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:04:16,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:16,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:16,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:16,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:16,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:16,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:04:16,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:16,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:16,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:16,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:04:16,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:16,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:04:16,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:16,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:16,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:16,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:16,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:16,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-27 21:04:16,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:16,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:16,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:16,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 21:04:16,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:16,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:04:16,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:16,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:16,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 21:04:16,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:16,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:16,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:04:16,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:16,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:16,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:16,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:04:16,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:16,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:04:16,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:16,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:16,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:16,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:16,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:16,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:04:16,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:16,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:16,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:16,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:04:16,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:16,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:04:16,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:16,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:16,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:16,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:16,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:16,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:04:16,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:16,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:16,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:16,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:04:16,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:16,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:04:16,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:16,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:16,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:16,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:16,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:16,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-27 21:04:16,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:16,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:16,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:16,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 21:04:16,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:16,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 21:04:16,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:16,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:16,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 21:04:16,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:16,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:16,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:04:16,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:16,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:16,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:16,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:04:16,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:16,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:04:16,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:16,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:16,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:16,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:16,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:16,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:04:16,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:16,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:16,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:16,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:04:16,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:16,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:04:16,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:16,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:16,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:16,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:16,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:16,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:04:16,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:16,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:16,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:16,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:04:16,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:16,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:04:16,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:16,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:16,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:16,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:16,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:16,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 21:04:16,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:16,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:16,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:16,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:04:16,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:16,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:04:16,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:16,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:16,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 21:04:16,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:16,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:16,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 21:04:16,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:16,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:16,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:16,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:04:16,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:16,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:04:16,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:16,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:16,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:04:16,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:16,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:16,479 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-27 21:04:16,480 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [112949123] [2020-10-27 21:04:16,480 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:04:16,480 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-27 21:04:16,480 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391007112] [2020-10-27 21:04:16,481 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-27 21:04:16,481 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:04:16,482 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-27 21:04:16,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2020-10-27 21:04:16,482 INFO L87 Difference]: Start difference. First operand 650 states and 1022 transitions. Second operand 15 states. [2020-10-27 21:04:17,930 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 21:04:19,204 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:04:20,358 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 401 [2020-10-27 21:04:21,476 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 401 [2020-10-27 21:04:22,598 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:04:23,730 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 402 [2020-10-27 21:04:24,949 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 401 [2020-10-27 21:04:26,217 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-27 21:04:27,529 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:04:30,936 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 21:04:32,625 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 21:04:36,179 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-27 21:04:56,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:04:56,906 INFO L93 Difference]: Finished difference Result 1625 states and 2779 transitions. [2020-10-27 21:04:56,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-10-27 21:04:56,907 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 144 [2020-10-27 21:04:56,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:04:56,917 INFO L225 Difference]: With dead ends: 1625 [2020-10-27 21:04:56,917 INFO L226 Difference]: Without dead ends: 992 [2020-10-27 21:04:56,922 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 281 ImplicationChecksByTransitivity, 11.7s TimeCoverageRelationStatistics Valid=306, Invalid=1100, Unknown=0, NotChecked=0, Total=1406 [2020-10-27 21:04:56,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 992 states. [2020-10-27 21:04:57,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 992 to 644. [2020-10-27 21:04:57,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 644 states. [2020-10-27 21:04:57,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 644 states and 1008 transitions. [2020-10-27 21:04:57,112 INFO L78 Accepts]: Start accepts. Automaton has 644 states and 1008 transitions. Word has length 144 [2020-10-27 21:04:57,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:04:57,113 INFO L481 AbstractCegarLoop]: Abstraction has 644 states and 1008 transitions. [2020-10-27 21:04:57,113 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-27 21:04:57,113 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1008 transitions. [2020-10-27 21:04:57,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-27 21:04:57,117 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:04:57,117 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:04:57,117 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 21:04:57,118 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:04:57,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:04:57,118 INFO L82 PathProgramCache]: Analyzing trace with hash -2112877168, now seen corresponding path program 1 times [2020-10-27 21:04:57,118 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:04:57,118 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [940241226] [2020-10-27 21:04:57,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:04:57,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:57,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:57,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:57,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:57,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:58,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:02,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:02,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 212 [2020-10-27 21:05:02,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:05:02,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5029 [2020-10-27 21:05:02,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:02,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:05:02,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 61 [2020-10-27 21:05:02,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 21:05:02,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:03,571 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 21:05:03,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:05:03,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:03,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:03,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:03,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:05:03,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:03,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-27 21:05:03,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:03,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:03,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:03,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:03,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:03,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:05:03,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:03,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:03,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:03,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:05:03,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:03,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:05:03,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:03,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:03,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:03,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:03,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:03,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:05:03,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:03,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:03,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:03,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:05:03,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:03,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:05:03,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:03,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:03,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:03,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:03,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:03,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:05:03,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:03,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:03,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:03,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:05:03,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:03,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:05:03,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:03,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:03,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:03,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:03,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:03,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:05:03,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:03,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:03,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:03,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:05:03,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:03,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:05:03,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:03,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:03,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:03,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:03,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:03,868 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-27 21:05:03,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 21:05:03,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:03,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:03,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:03,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:05:03,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:03,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 21:05:03,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:03,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:03,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:03,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:03,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:04,044 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 21:05:04,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:05:04,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:04,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:04,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:04,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:05:04,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:04,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:05:04,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:04,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:04,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:04,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:04,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:04,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 21:05:04,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:04,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:04,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:04,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:04,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 21:05:04,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:05:04,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 196 [2020-10-27 21:05:04,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:04,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:05:04,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:05:04,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-27 21:05:04,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:04,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:05:04,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:04,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:04,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:04,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:05:04,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:04,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:05:04,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:04,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:05:04,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:04,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 21:05:04,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 21:05:04,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 21:05:04,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:04,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:04,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:04,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:04,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-27 21:05:04,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:05:04,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-27 21:05:04,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:04,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:05:04,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:05:04,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 21:05:04,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:04,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-27 21:05:04,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:04,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:04,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:04,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:05:04,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:04,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 21:05:04,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:04,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:05:04,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:04,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 21:05:04,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:04,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-27 21:05:04,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:04,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:04,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:04,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:05:04,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:04,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:05:04,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:04,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:04,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 21:05:04,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:04,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:04,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:05:04,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:04,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:04,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:04,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:05:04,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:04,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:05:04,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:04,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:04,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:04,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:04,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:04,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:05:04,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:04,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:04,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:04,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:05:04,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:04,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:05:04,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:04,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:04,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:04,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:04,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:04,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 21:05:04,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:04,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:04,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:04,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 21:05:04,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:04,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:05:04,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:04,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:04,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 21:05:04,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:04,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:04,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:05:04,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:04,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:04,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:04,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:05:04,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:04,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:05:04,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:04,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:04,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:04,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:04,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:04,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:05:04,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:04,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:04,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:04,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:05:04,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:04,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:05:04,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:04,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:04,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:04,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:04,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:04,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:05:04,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:04,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:04,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:04,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:05:04,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:04,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:05:04,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:04,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:04,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:04,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:04,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:04,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 21:05:04,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:04,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:04,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:04,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 21:05:04,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:04,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 21:05:04,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:04,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:04,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 21:05:04,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:04,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:04,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:05:04,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:04,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:04,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:04,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:05:04,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:04,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:05:04,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:04,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:04,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:04,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:04,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:04,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:05:04,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:04,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:04,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:04,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:05:04,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:04,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:05:04,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:04,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:04,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:04,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:04,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:04,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:05:04,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:04,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:04,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:04,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:05:04,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:04,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:05:04,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:04,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:04,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:04,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:04,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:04,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-27 21:05:04,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:04,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:04,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:04,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:05:04,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:04,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:05:04,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:04,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:04,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 21:05:04,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:04,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:04,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-27 21:05:04,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:04,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:04,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:04,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:05:04,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:04,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:05:04,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:04,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:04,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:05:04,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:04,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:04,824 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-27 21:05:04,824 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [940241226] [2020-10-27 21:05:04,825 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:05:04,825 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-27 21:05:04,825 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796681126] [2020-10-27 21:05:04,826 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-27 21:05:04,826 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:05:04,827 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-27 21:05:04,827 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2020-10-27 21:05:04,827 INFO L87 Difference]: Start difference. First operand 644 states and 1008 transitions. Second operand 15 states. [2020-10-27 21:05:06,361 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 21:05:07,781 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:05:09,023 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:05:10,230 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:05:11,444 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:05:12,673 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 402 [2020-10-27 21:05:14,088 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:05:17,855 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 21:05:19,525 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 21:05:22,981 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-27 21:05:44,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:05:44,388 INFO L93 Difference]: Finished difference Result 1614 states and 2752 transitions. [2020-10-27 21:05:44,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-27 21:05:44,389 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 146 [2020-10-27 21:05:44,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:05:44,399 INFO L225 Difference]: With dead ends: 1614 [2020-10-27 21:05:44,399 INFO L226 Difference]: Without dead ends: 986 [2020-10-27 21:05:44,404 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 233 ImplicationChecksByTransitivity, 10.2s TimeCoverageRelationStatistics Valid=269, Invalid=991, Unknown=0, NotChecked=0, Total=1260 [2020-10-27 21:05:44,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 986 states. [2020-10-27 21:05:44,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 986 to 638. [2020-10-27 21:05:44,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 638 states. [2020-10-27 21:05:44,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 638 states and 994 transitions. [2020-10-27 21:05:44,590 INFO L78 Accepts]: Start accepts. Automaton has 638 states and 994 transitions. Word has length 146 [2020-10-27 21:05:44,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:05:44,591 INFO L481 AbstractCegarLoop]: Abstraction has 638 states and 994 transitions. [2020-10-27 21:05:44,591 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-27 21:05:44,591 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 994 transitions. [2020-10-27 21:05:44,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-10-27 21:05:44,595 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:05:44,595 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:05:44,595 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 21:05:44,596 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:05:44,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:05:44,596 INFO L82 PathProgramCache]: Analyzing trace with hash -1602956694, now seen corresponding path program 1 times [2020-10-27 21:05:44,596 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:05:44,596 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [147319456] [2020-10-27 21:05:44,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:05:44,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:44,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:44,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:44,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:45,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:45,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:49,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:49,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 214 [2020-10-27 21:05:49,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:05:49,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-27 21:05:49,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:49,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:05:49,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 61 [2020-10-27 21:05:49,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 21:05:49,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:50,778 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 21:05:50,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:05:50,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:50,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:50,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:50,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:05:50,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:50,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-27 21:05:50,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:50,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:50,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:50,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:50,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:50,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:05:50,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:50,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:50,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:50,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:05:50,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:50,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:05:50,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:50,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:50,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:50,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:50,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:50,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:05:50,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:50,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:50,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:50,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:05:50,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:50,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:05:50,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:50,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:50,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:50,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:50,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:50,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:05:50,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:50,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:50,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:50,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:05:50,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:50,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:05:50,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:50,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:50,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:50,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:50,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:50,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:05:50,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:50,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:50,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:50,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:05:50,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:50,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:05:50,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:50,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:50,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:50,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:50,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:51,105 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-27 21:05:51,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 21:05:51,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:51,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:51,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:51,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:05:51,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:51,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 21:05:51,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:51,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:51,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:51,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:51,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:51,256 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 21:05:51,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:05:51,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:51,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:51,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:51,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:05:51,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:51,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:05:51,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:51,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:51,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:51,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:51,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:51,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 21:05:51,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:51,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:51,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:51,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:51,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-10-27 21:05:51,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:05:51,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 130 [2020-10-27 21:05:51,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:51,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:05:51,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:05:51,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 21:05:51,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:51,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:05:51,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:51,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:51,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:51,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:05:51,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:51,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:05:51,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:51,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:05:51,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:51,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 21:05:51,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:51,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 21:05:51,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:51,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:51,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:51,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:51,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:05:51,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:05:51,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-27 21:05:51,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:51,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:05:51,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:05:51,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 21:05:51,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:51,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:05:51,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:51,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:51,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:51,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 21:05:51,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:51,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:05:51,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:51,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:05:51,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:51,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 21:05:51,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:51,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-27 21:05:51,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:51,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:51,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:51,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:05:51,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:51,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:05:51,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:51,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:51,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 21:05:51,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:51,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:51,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:05:51,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:51,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:51,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:51,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:05:51,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:51,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:05:51,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:51,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:51,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:51,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:51,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:51,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:05:51,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:51,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:51,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:51,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:05:51,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:51,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:05:51,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:51,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:51,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:51,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:51,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:51,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-27 21:05:51,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:51,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:51,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:51,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 21:05:51,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:51,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:05:51,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:51,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:51,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 21:05:51,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:51,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:51,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:05:51,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:51,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:51,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:51,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:05:51,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:51,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:05:51,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:51,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:51,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:51,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:51,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:51,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:05:51,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:51,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:51,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:51,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:05:51,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:51,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:05:51,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:51,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:51,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:51,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:51,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:51,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:05:51,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:51,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:51,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:51,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:05:51,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:51,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:05:51,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:51,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:51,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:51,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:51,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:51,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 21:05:51,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:51,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:51,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:51,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 21:05:51,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:51,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:05:51,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:51,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:51,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 21:05:51,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:51,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:51,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:05:51,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:51,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:51,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:51,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:05:51,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:51,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:05:51,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:51,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:51,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:51,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:51,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:51,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:05:51,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:51,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:51,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:51,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:05:51,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:51,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:05:51,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:51,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:51,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:51,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:51,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:51,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:05:51,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:51,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:51,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:51,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:05:51,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:51,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:05:51,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:51,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:51,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:05:51,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:51,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:51,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 21:05:51,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:51,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:51,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:51,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:05:51,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:51,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:05:51,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:51,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:51,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 21:05:51,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:51,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:51,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-27 21:05:51,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:05:51,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:05:51,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:05:51,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:05:51,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:05:51,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:05:51,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:05:51,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:05:51,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:05:51,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:05:51,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:05:51,891 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-27 21:05:51,892 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [147319456] [2020-10-27 21:05:51,892 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:05:51,892 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-27 21:05:51,892 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746674867] [2020-10-27 21:05:51,893 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-27 21:05:51,893 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:05:51,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-27 21:05:51,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2020-10-27 21:05:51,894 INFO L87 Difference]: Start difference. First operand 638 states and 994 transitions. Second operand 15 states. [2020-10-27 21:05:53,090 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 21:05:54,432 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:05:55,675 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:05:56,898 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:05:58,111 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:05:59,392 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 402 [2020-10-27 21:06:00,717 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:06:02,001 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 402 [2020-10-27 21:06:03,245 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:06:06,522 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 21:06:08,183 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 21:06:11,797 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 148