/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=BIGGEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/elevator_spec2_product17.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 16:43:08,937 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 16:43:08,939 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 16:43:08,963 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 16:43:08,964 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 16:43:08,965 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 16:43:08,966 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 16:43:08,968 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 16:43:08,969 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 16:43:08,970 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 16:43:08,971 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 16:43:08,972 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 16:43:08,972 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 16:43:08,973 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 16:43:08,974 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 16:43:08,976 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 16:43:08,976 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 16:43:08,977 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 16:43:08,982 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 16:43:08,986 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 16:43:08,990 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 16:43:08,992 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 16:43:08,993 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 16:43:08,994 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 16:43:08,999 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 16:43:08,999 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 16:43:08,999 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 16:43:09,000 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 16:43:09,001 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 16:43:09,002 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 16:43:09,002 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 16:43:09,004 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 16:43:09,005 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 16:43:09,006 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 16:43:09,009 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 16:43:09,009 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 16:43:09,010 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 16:43:09,010 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 16:43:09,010 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 16:43:09,011 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 16:43:09,012 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 16:43:09,013 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 [2020-10-12 16:43:09,064 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 16:43:09,065 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 16:43:09,066 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 16:43:09,070 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 16:43:09,070 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 16:43:09,070 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 16:43:09,071 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 16:43:09,071 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 16:43:09,071 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 16:43:09,071 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 16:43:09,071 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 16:43:09,072 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 16:43:09,072 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 16:43:09,072 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 16:43:09,072 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 16:43:09,072 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 16:43:09,073 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 16:43:09,073 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 16:43:09,074 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 16:43:09,074 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 16:43:09,075 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 16:43:09,075 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 16:43:09,075 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 16:43:09,075 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 16:43:09,075 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 16:43:09,076 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 16:43:09,076 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 16:43:09,076 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 16:43:09,076 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 16:43:09,076 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 16:43:09,398 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 16:43:09,412 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 16:43:09,415 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 16:43:09,416 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 16:43:09,418 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 16:43:09,419 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec2_product17.cil.c [2020-10-12 16:43:09,485 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2e5719c43/53a55dac18b34c5b9f9bfbbbee02e2fc/FLAG5744c540f [2020-10-12 16:43:10,112 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 16:43:10,113 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec2_product17.cil.c [2020-10-12 16:43:10,146 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2e5719c43/53a55dac18b34c5b9f9bfbbbee02e2fc/FLAG5744c540f [2020-10-12 16:43:10,308 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2e5719c43/53a55dac18b34c5b9f9bfbbbee02e2fc [2020-10-12 16:43:10,317 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 16:43:10,319 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 16:43:10,320 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 16:43:10,320 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 16:43:10,323 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 16:43:10,324 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:43:10" (1/1) ... [2020-10-12 16:43:10,327 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59c286c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:10, skipping insertion in model container [2020-10-12 16:43:10,328 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:43:10" (1/1) ... [2020-10-12 16:43:10,335 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 16:43:10,399 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 16:43:11,047 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:43:11,070 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 16:43:11,236 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:43:11,301 INFO L208 MainTranslator]: Completed translation [2020-10-12 16:43:11,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:11 WrapperNode [2020-10-12 16:43:11,303 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 16:43:11,304 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 16:43:11,304 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 16:43:11,304 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 16:43:11,317 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:11" (1/1) ... [2020-10-12 16:43:11,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:11" (1/1) ... [2020-10-12 16:43:11,377 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:11" (1/1) ... [2020-10-12 16:43:11,378 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:11" (1/1) ... [2020-10-12 16:43:11,465 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:11" (1/1) ... [2020-10-12 16:43:11,509 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:11" (1/1) ... [2020-10-12 16:43:11,528 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:11" (1/1) ... [2020-10-12 16:43:11,555 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 16:43:11,558 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 16:43:11,558 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 16:43:11,558 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 16:43:11,559 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:11" (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 [2020-10-12 16:43:11,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 16:43:11,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 16:43:11,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 16:43:11,655 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-12 16:43:11,656 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-12 16:43:11,656 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-12 16:43:11,656 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-12 16:43:11,657 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-12 16:43:11,657 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-12 16:43:11,658 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-12 16:43:11,658 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-12 16:43:11,658 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 16:43:11,658 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-12 16:43:11,658 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-12 16:43:11,658 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-12 16:43:11,659 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 16:43:11,660 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 16:43:11,660 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 16:43:11,660 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 16:43:11,660 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-12 16:43:11,660 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-12 16:43:11,660 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-12 16:43:11,661 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-12 16:43:11,661 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-12 16:43:11,661 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-12 16:43:11,662 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-12 16:43:11,662 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-12 16:43:11,663 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-12 16:43:11,663 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-12 16:43:11,663 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 16:43:11,663 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-12 16:43:11,664 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-12 16:43:11,664 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-12 16:43:11,664 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 16:43:11,664 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-12 16:43:11,664 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 16:43:11,664 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 16:43:11,665 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 16:43:11,665 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-12 16:43:11,665 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-12 16:43:11,665 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-12 16:43:11,666 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-12 16:43:11,666 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-12 16:43:11,666 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-12 16:43:11,666 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-12 16:43:11,666 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-12 16:43:11,667 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-12 16:43:11,667 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-12 16:43:11,667 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-12 16:43:11,667 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-12 16:43:11,668 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-12 16:43:11,668 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-12 16:43:11,668 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-12 16:43:11,668 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-12 16:43:11,669 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-12 16:43:11,669 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-12 16:43:11,669 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-12 16:43:11,669 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-12 16:43:11,669 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-12 16:43:11,670 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-12 16:43:11,670 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 16:43:11,670 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-12 16:43:11,670 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-12 16:43:11,671 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-12 16:43:11,671 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-12 16:43:11,671 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__3 [2020-10-12 16:43:11,671 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__4 [2020-10-12 16:43:11,671 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 16:43:11,671 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 16:43:11,672 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 16:43:11,672 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 16:43:11,673 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 16:43:11,674 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 16:43:11,674 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 16:43:11,675 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 16:43:11,675 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 16:43:11,675 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-12 16:43:11,675 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-12 16:43:11,675 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-12 16:43:11,675 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-12 16:43:11,676 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-12 16:43:11,676 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-12 16:43:11,677 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-12 16:43:11,677 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-12 16:43:11,677 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 16:43:11,677 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-12 16:43:11,678 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-12 16:43:11,678 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-12 16:43:11,678 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 16:43:11,678 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 16:43:11,678 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 16:43:11,678 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 16:43:11,679 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 16:43:11,679 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-12 16:43:11,679 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-12 16:43:11,679 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-12 16:43:11,679 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-12 16:43:11,680 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-12 16:43:11,680 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-12 16:43:11,680 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-12 16:43:11,680 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-12 16:43:11,680 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-12 16:43:11,680 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-12 16:43:11,681 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-12 16:43:11,681 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-12 16:43:11,681 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-12 16:43:11,681 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-12 16:43:11,681 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-12 16:43:11,681 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-12 16:43:11,682 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 16:43:11,682 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-12 16:43:11,682 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-12 16:43:11,682 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-12 16:43:11,682 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 16:43:11,683 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-12 16:43:11,683 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 16:43:11,683 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-12 16:43:11,684 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__4 [2020-10-12 16:43:11,684 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 16:43:11,685 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 16:43:11,685 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 16:43:11,685 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 16:43:11,686 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-12 16:43:11,687 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-12 16:43:11,687 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-12 16:43:11,687 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-12 16:43:11,688 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-12 16:43:11,691 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-12 16:43:11,692 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-12 16:43:11,692 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-12 16:43:11,692 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-12 16:43:11,693 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-12 16:43:11,693 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-12 16:43:11,693 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-12 16:43:11,694 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-12 16:43:11,695 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-12 16:43:11,695 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-12 16:43:11,695 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-12 16:43:11,695 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-12 16:43:11,695 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-12 16:43:11,695 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-12 16:43:11,695 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__3 [2020-10-12 16:43:11,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 16:43:11,703 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-12 16:43:11,703 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 16:43:11,703 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 16:43:11,703 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 16:43:11,704 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 16:43:11,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 16:43:11,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 16:43:11,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 16:43:11,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 16:43:11,704 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 16:43:11,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 16:43:11,705 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 16:43:11,706 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 16:43:11,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 16:43:11,706 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 16:43:11,707 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 16:43:11,707 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 16:43:11,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 16:43:11,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 16:43:11,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 16:43:14,140 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 16:43:14,140 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-12 16:43:14,156 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:43:14 BoogieIcfgContainer [2020-10-12 16:43:14,157 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 16:43:14,162 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 16:43:14,162 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 16:43:14,166 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 16:43:14,166 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 04:43:10" (1/3) ... [2020-10-12 16:43:14,167 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5515ce4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:43:14, skipping insertion in model container [2020-10-12 16:43:14,167 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:11" (2/3) ... [2020-10-12 16:43:14,167 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5515ce4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:43:14, skipping insertion in model container [2020-10-12 16:43:14,168 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:43:14" (3/3) ... [2020-10-12 16:43:14,169 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec2_product17.cil.c [2020-10-12 16:43:14,180 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 16:43:14,189 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 16:43:14,204 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 16:43:14,232 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 16:43:14,232 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 16:43:14,233 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 16:43:14,233 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 16:43:14,233 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 16:43:14,233 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 16:43:14,233 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 16:43:14,233 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 16:43:14,269 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states. [2020-10-12 16:43:14,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-10-12 16:43:14,291 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:43:14,292 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 16:43:14,293 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:43:14,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:43:14,300 INFO L82 PathProgramCache]: Analyzing trace with hash -1835526368, now seen corresponding path program 1 times [2020-10-12 16:43:14,309 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:43:14,310 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1472932653] [2020-10-12 16:43:14,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:43:14,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:14,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:15,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:15,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:15,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:15,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:19,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:19,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 155 [2020-10-12 16:43:19,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:43:19,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-12 16:43:19,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:19,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-12 16:43:19,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:43:19,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 97 [2020-10-12 16:43:19,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 16:43:20,909 WARN L193 SmtUtils]: Spent 900.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:43:20,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:43:20,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:20,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:21,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:21,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:43:21,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:21,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 144 [2020-10-12 16:43:21,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:21,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:43:21,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:21,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 16:43:21,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:21,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:43:21,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:21,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:21,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:21,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:43:21,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:21,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:43:21,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:21,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:43:21,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:21,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:43:21,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:21,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:43:21,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:21,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:21,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:21,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:43:21,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:21,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:43:21,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:21,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:43:21,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:21,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:43:21,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:21,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:43:21,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:21,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:21,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:21,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:43:21,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:21,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:43:21,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:21,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:43:21,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:21,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:43:21,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:21,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:43:21,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:21,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:21,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:21,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:43:21,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:21,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:43:21,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:21,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:43:21,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:21,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:43:21,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:21,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 16:43:21,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:21,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:21,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:21,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:43:21,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:21,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:43:21,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:21,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:43:21,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:21,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:43:21,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:21,389 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-12 16:43:21,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:43:21,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:21,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:21,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:21,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:21,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:22,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:22,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:26,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:26,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:26,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:26,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 105 [2020-10-12 16:43:26,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-12 16:43:26,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-12 16:43:26,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:26,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:43:26,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 44 [2020-10-12 16:43:26,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-12 16:43:26,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:43:26,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:43:26,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:26,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:26,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:26,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:26,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:26,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:27,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:27,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:43:27,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:43:27,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 714 [2020-10-12 16:43:27,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:27,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:43:27,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 16:43:27,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:43:27,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:43:27,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:43:27,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:27,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:27,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:27,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:27,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:43:27,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:43:27,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 16:43:27,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:27,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:43:27,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:27,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:43:27,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-12 16:43:27,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 16:43:27,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:27,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:27,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:27,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:27,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:27,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:43:27,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:43:27,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 116 [2020-10-12 16:43:27,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:27,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:43:27,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:43:27,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:43:27,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:43:27,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:43:27,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:27,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:27,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:27,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:43:27,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:27,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 16:43:27,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:27,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:43:27,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:27,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:43:27,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:43:27,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-12 16:43:27,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:27,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:27,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:27,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:27,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:27,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:30,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:32,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:32,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 71 [2020-10-12 16:43:32,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 16:43:32,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-12 16:43:32,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:32,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:43:32,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-12 16:43:32,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-12 16:43:32,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:43:32,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:43:32,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:32,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:32,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:32,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:32,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:32,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:35,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:35,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-12 16:43:35,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:43:35,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2991 [2020-10-12 16:43:35,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:35,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:43:35,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:43:35,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-12 16:43:35,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:35,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:43:35,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:35,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:35,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:35,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:43:35,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:35,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 16:43:35,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:35,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:43:35,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:35,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:43:35,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:43:35,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:43:35,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:35,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:35,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:35,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:43:35,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:35,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 16:43:35,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:35,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:43:35,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:35,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:43:35,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:35,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 16:43:35,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:35,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:35,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:35,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:35,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:43:35,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:43:35,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:43:35,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:35,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:43:35,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:35,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:43:35,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:36,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-12 16:43:36,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:36,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:36,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:36,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:36,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:43:36,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:43:36,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-12 16:43:36,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:36,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:43:36,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 16:43:36,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 16:43:36,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:43:36,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 16:43:36,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:36,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:36,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:36,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 16:43:36,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:36,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 16:43:36,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:36,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:43:36,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 16:43:36,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-12 16:43:36,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:43:36,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:43:36,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:36,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:36,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:36,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:43:36,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:36,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:43:36,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:36,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:43:36,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:36,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:43:36,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:36,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 16:43:36,408 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1472932653] [2020-10-12 16:43:36,410 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 16:43:36,410 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2020-10-12 16:43:36,411 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464872975] [2020-10-12 16:43:36,417 INFO L459 AbstractCegarLoop]: Interpolant automaton has 26 states [2020-10-12 16:43:36,417 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:43:36,432 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2020-10-12 16:43:36,433 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=585, Unknown=0, NotChecked=0, Total=650 [2020-10-12 16:43:36,436 INFO L87 Difference]: Start difference. First operand 742 states. Second operand 26 states. [2020-10-12 16:43:38,656 WARN L193 SmtUtils]: Spent 773.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-12 16:43:39,312 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-12 16:43:40,264 WARN L193 SmtUtils]: Spent 746.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:43:41,173 WARN L193 SmtUtils]: Spent 734.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:43:42,069 WARN L193 SmtUtils]: Spent 736.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:43:42,982 WARN L193 SmtUtils]: Spent 734.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:43:43,869 WARN L193 SmtUtils]: Spent 773.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:43:44,782 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:43:45,711 WARN L193 SmtUtils]: Spent 711.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:43:46,701 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:43:49,144 WARN L193 SmtUtils]: Spent 746.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:43:49,918 WARN L193 SmtUtils]: Spent 711.00 ms on a formula simplification that was a NOOP. DAG size: 398 [2020-10-12 16:43:50,367 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-12 16:43:51,200 WARN L193 SmtUtils]: Spent 676.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:43:52,300 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-12 16:43:52,754 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-12 16:43:53,008 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-12 16:43:53,206 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:43:54,590 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:43:55,578 WARN L193 SmtUtils]: Spent 720.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:43:56,355 WARN L193 SmtUtils]: Spent 703.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:43:57,208 WARN L193 SmtUtils]: Spent 734.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:43:58,700 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:43:59,499 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:44:00,871 WARN L193 SmtUtils]: Spent 732.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:44:01,701 WARN L193 SmtUtils]: Spent 744.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:44:04,122 WARN L193 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 399 DAG size of output: 393 [2020-10-12 16:44:04,936 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2020-10-12 16:44:07,441 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 407 DAG size of output: 403 [2020-10-12 16:44:09,508 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 400 DAG size of output: 395 [2020-10-12 16:44:10,343 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-12 16:44:10,818 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 117 [2020-10-12 16:44:11,390 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 127 [2020-10-12 16:44:13,315 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:44:14,131 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:44:14,977 WARN L193 SmtUtils]: Spent 756.00 ms on a formula simplification that was a NOOP. DAG size: 399 [2020-10-12 16:44:15,812 WARN L193 SmtUtils]: Spent 739.00 ms on a formula simplification that was a NOOP. DAG size: 398 [2020-10-12 16:44:17,077 WARN L193 SmtUtils]: Spent 718.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-12 16:44:17,865 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:44:22,256 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2020-10-12 16:44:22,456 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-12 16:44:23,290 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:44:25,194 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 403 DAG size of output: 398 [2020-10-12 16:44:27,005 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 406 DAG size of output: 401 [2020-10-12 16:44:28,882 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 404 DAG size of output: 399 [2020-10-12 16:44:29,234 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 134 [2020-10-12 16:44:30,811 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 133 [2020-10-12 16:44:31,389 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-12 16:44:31,946 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 127 [2020-10-12 16:44:32,487 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 130 [2020-10-12 16:44:32,670 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-12 16:44:34,888 WARN L193 SmtUtils]: Spent 742.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:44:35,937 WARN L193 SmtUtils]: Spent 740.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:44:36,882 WARN L193 SmtUtils]: Spent 757.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-12 16:44:37,440 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-12 16:44:37,627 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-12 16:44:37,800 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-12 16:44:38,750 WARN L193 SmtUtils]: Spent 745.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-12 16:44:39,618 WARN L193 SmtUtils]: Spent 749.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:44:40,513 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-12 16:44:41,130 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-12 16:44:41,375 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:44:42,289 WARN L193 SmtUtils]: Spent 754.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-12 16:44:44,572 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 127 [2020-10-12 16:44:47,963 WARN L193 SmtUtils]: Spent 725.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:44:49,259 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:44:50,981 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 398 DAG size of output: 394 [2020-10-12 16:44:51,709 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 118 [2020-10-12 16:44:51,985 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 112 [2020-10-12 16:44:53,276 WARN L193 SmtUtils]: Spent 696.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:44:56,339 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-12 16:44:58,359 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-12 16:45:01,470 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:45:01,632 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:45:02,456 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:45:03,888 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 396 DAG size of output: 391 [2020-10-12 16:45:05,440 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 399 DAG size of output: 394 [2020-10-12 16:45:06,954 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 402 DAG size of output: 397 [2020-10-12 16:45:07,318 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 130 [2020-10-12 16:45:07,878 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 129 [2020-10-12 16:45:08,047 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:45:09,561 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 400 DAG size of output: 395 [2020-10-12 16:45:11,106 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 115 [2020-10-12 16:45:31,923 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:45:32,817 WARN L193 SmtUtils]: Spent 747.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:45:34,318 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 399 DAG size of output: 395 [2020-10-12 16:45:34,858 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 120 [2020-10-12 16:45:41,885 WARN L193 SmtUtils]: Spent 909.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:45:46,024 WARN L193 SmtUtils]: Spent 726.00 ms on a formula simplification that was a NOOP. DAG size: 398 [2020-10-12 16:45:46,904 WARN L193 SmtUtils]: Spent 735.00 ms on a formula simplification that was a NOOP. DAG size: 398 [2020-10-12 16:45:47,725 WARN L193 SmtUtils]: Spent 747.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2020-10-12 16:45:49,383 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 408 DAG size of output: 404 [2020-10-12 16:45:50,986 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 401 DAG size of output: 397 [2020-10-12 16:45:51,440 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:45:52,062 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 129 [2020-10-12 16:45:53,255 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification that was a NOOP. DAG size: 398 [2020-10-12 16:45:54,137 WARN L193 SmtUtils]: Spent 785.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2020-10-12 16:45:55,156 WARN L193 SmtUtils]: Spent 795.00 ms on a formula simplification that was a NOOP. DAG size: 399 [2020-10-12 16:45:57,195 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:45:58,054 WARN L193 SmtUtils]: Spent 720.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:46:00,279 WARN L193 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 400 DAG size of output: 394 [2020-10-12 16:46:00,895 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 119 [2020-10-12 16:46:02,335 WARN L193 SmtUtils]: Spent 745.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:46:03,191 WARN L193 SmtUtils]: Spent 757.00 ms on a formula simplification that was a NOOP. DAG size: 399 [2020-10-12 16:46:04,220 WARN L193 SmtUtils]: Spent 725.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:46:14,123 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:46:14,959 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:46:15,835 WARN L193 SmtUtils]: Spent 794.00 ms on a formula simplification that was a NOOP. DAG size: 398 [2020-10-12 16:46:16,090 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-10-12 16:46:17,089 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:46:17,906 WARN L193 SmtUtils]: Spent 723.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-12 16:46:18,759 WARN L193 SmtUtils]: Spent 702.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:46:33,887 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:46:43,775 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-12 16:46:44,170 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:46:45,756 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 137 [2020-10-12 16:46:46,889 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:46:48,453 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 122 [2020-10-12 16:46:53,349 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 124