/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/elevator_spec1_product25.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 02:13:07,803 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 02:13:07,806 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 02:13:07,856 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 02:13:07,857 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 02:13:07,863 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 02:13:07,865 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 02:13:07,870 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 02:13:07,873 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 02:13:07,880 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 02:13:07,881 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 02:13:07,883 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 02:13:07,883 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 02:13:07,887 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 02:13:07,889 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 02:13:07,891 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 02:13:07,892 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 02:13:07,896 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 02:13:07,903 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 02:13:07,911 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 02:13:07,913 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 02:13:07,915 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 02:13:07,917 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 02:13:07,918 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 02:13:07,948 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 02:13:07,953 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 02:13:07,954 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 02:13:07,959 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 02:13:07,959 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 02:13:07,960 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 02:13:07,961 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 02:13:07,970 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 02:13:07,972 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 02:13:07,972 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 02:13:07,974 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 02:13:07,974 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 02:13:07,975 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 02:13:07,983 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 02:13:07,984 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 02:13:07,985 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 02:13:07,985 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 02:13:07,986 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 02:13:08,013 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 02:13:08,014 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 02:13:08,015 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 02:13:08,015 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 02:13:08,016 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 02:13:08,016 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 02:13:08,016 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 02:13:08,016 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 02:13:08,016 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 02:13:08,017 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 02:13:08,017 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 02:13:08,017 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 02:13:08,017 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 02:13:08,017 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 02:13:08,018 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 02:13:08,018 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 02:13:08,018 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 02:13:08,018 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 02:13:08,018 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 02:13:08,018 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 02:13:08,019 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 02:13:08,019 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 02:13:08,019 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 02:13:08,019 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 02:13:08,020 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 02:13:08,020 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 02:13:08,020 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 02:13:08,020 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 02:13:08,020 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 02:13:08,021 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 02:13:08,444 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 02:13:08,470 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 02:13:08,473 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 02:13:08,475 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 02:13:08,476 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 02:13:08,477 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec1_product25.cil.c [2020-10-27 02:13:08,558 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/25334df85/942bf5ce86be47299926d8558e114a97/FLAG3ca801d98 [2020-10-27 02:13:09,455 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 02:13:09,456 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec1_product25.cil.c [2020-10-27 02:13:09,497 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/25334df85/942bf5ce86be47299926d8558e114a97/FLAG3ca801d98 [2020-10-27 02:13:09,520 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/25334df85/942bf5ce86be47299926d8558e114a97 [2020-10-27 02:13:09,526 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 02:13:09,535 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 02:13:09,539 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 02:13:09,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 02:13:09,545 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 02:13:09,546 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:13:09" (1/1) ... [2020-10-27 02:13:09,552 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d815c3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:13:09, skipping insertion in model container [2020-10-27 02:13:09,552 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:13:09" (1/1) ... [2020-10-27 02:13:09,563 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 02:13:09,683 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 02:13:10,359 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:13:10,373 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 02:13:10,491 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:13:10,574 INFO L208 MainTranslator]: Completed translation [2020-10-27 02:13:10,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:13:10 WrapperNode [2020-10-27 02:13:10,575 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 02:13:10,577 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 02:13:10,577 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 02:13:10,577 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 02:13:10,591 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:13:10" (1/1) ... [2020-10-27 02:13:10,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:13:10" (1/1) ... [2020-10-27 02:13:10,641 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:13:10" (1/1) ... [2020-10-27 02:13:10,641 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:13:10" (1/1) ... [2020-10-27 02:13:10,715 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:13:10" (1/1) ... [2020-10-27 02:13:10,735 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:13:10" (1/1) ... [2020-10-27 02:13:10,747 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:13:10" (1/1) ... [2020-10-27 02:13:10,764 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 02:13:10,765 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 02:13:10,765 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 02:13:10,766 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 02:13:10,766 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:13:10" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 02:13:10,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 02:13:10,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 02:13:10,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 02:13:10,865 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 02:13:10,865 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 02:13:10,866 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 02:13:10,866 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 02:13:10,866 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 02:13:10,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 02:13:10,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 02:13:10,867 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 02:13:10,867 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 02:13:10,867 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 02:13:10,868 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 02:13:10,868 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-27 02:13:10,869 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-27 02:13:10,869 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 02:13:10,869 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-27 02:13:10,869 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-27 02:13:10,869 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-27 02:13:10,869 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-27 02:13:10,869 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-27 02:13:10,870 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-27 02:13:10,870 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-27 02:13:10,870 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-27 02:13:10,870 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 02:13:10,870 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-27 02:13:10,870 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-27 02:13:10,870 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-27 02:13:10,870 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 02:13:10,871 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-27 02:13:10,871 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 02:13:10,872 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 02:13:10,872 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 02:13:10,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-27 02:13:10,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__2 [2020-10-27 02:13:10,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__3 [2020-10-27 02:13:10,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__4 [2020-10-27 02:13:10,872 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-27 02:13:10,872 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-27 02:13:10,872 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-27 02:13:10,873 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-27 02:13:10,873 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-27 02:13:10,873 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-27 02:13:10,873 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-27 02:13:10,873 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-27 02:13:10,873 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 02:13:10,873 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-27 02:13:10,874 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-27 02:13:10,874 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-27 02:13:10,874 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-27 02:13:10,876 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-27 02:13:10,877 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-27 02:13:10,903 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-27 02:13:10,903 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-27 02:13:10,903 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-27 02:13:10,903 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2020-10-27 02:13:10,904 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-27 02:13:10,904 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-27 02:13:10,904 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-27 02:13:10,905 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-27 02:13:10,905 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-27 02:13:10,905 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-27 02:13:10,905 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-27 02:13:10,905 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-27 02:13:10,905 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-27 02:13:10,905 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-27 02:13:10,906 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-27 02:13:10,906 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-27 02:13:10,906 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-27 02:13:10,906 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-27 02:13:10,907 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-27 02:13:10,908 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-27 02:13:10,909 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 02:13:10,910 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-27 02:13:10,910 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-27 02:13:10,910 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 02:13:10,910 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 02:13:10,911 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 02:13:10,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 02:13:10,911 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 02:13:10,913 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 02:13:10,913 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 02:13:10,913 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 02:13:10,913 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 02:13:10,913 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 02:13:10,913 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 02:13:10,914 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 02:13:10,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 02:13:10,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 02:13:10,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 02:13:10,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 02:13:10,916 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 02:13:10,916 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 02:13:10,917 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 02:13:10,917 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 02:13:10,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 02:13:10,917 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 02:13:10,917 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 02:13:10,917 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 02:13:10,917 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-27 02:13:10,917 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-27 02:13:10,917 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 02:13:10,917 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-27 02:13:10,918 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-27 02:13:10,918 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-27 02:13:10,918 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-27 02:13:10,918 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-27 02:13:10,918 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-27 02:13:10,918 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 02:13:10,918 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 02:13:10,918 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-27 02:13:10,919 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-27 02:13:10,919 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-27 02:13:10,920 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-27 02:13:10,920 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-27 02:13:10,921 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-27 02:13:10,922 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-27 02:13:10,922 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-27 02:13:10,922 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-27 02:13:10,922 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 02:13:10,922 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-27 02:13:10,922 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-27 02:13:10,922 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-27 02:13:10,923 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 02:13:10,923 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-27 02:13:10,923 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 02:13:10,923 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-27 02:13:10,923 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__4 [2020-10-27 02:13:10,924 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 02:13:10,925 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 02:13:10,925 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 02:13:10,928 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-27 02:13:10,928 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-27 02:13:10,929 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__2 [2020-10-27 02:13:10,929 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__3 [2020-10-27 02:13:10,929 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-27 02:13:10,930 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-27 02:13:10,930 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-27 02:13:10,931 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-27 02:13:10,931 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-27 02:13:10,931 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-27 02:13:10,931 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-27 02:13:10,935 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-27 02:13:10,936 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-27 02:13:10,936 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 02:13:10,936 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-27 02:13:10,936 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-27 02:13:10,936 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-27 02:13:10,936 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-27 02:13:10,937 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-27 02:13:10,937 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-27 02:13:10,937 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2020-10-27 02:13:10,937 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-27 02:13:10,937 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-27 02:13:10,937 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-27 02:13:10,937 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-27 02:13:10,937 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-27 02:13:10,938 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-27 02:13:10,938 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-27 02:13:10,938 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-27 02:13:10,939 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-27 02:13:10,939 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-27 02:13:10,939 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-27 02:13:10,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 02:13:10,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 02:13:10,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 02:13:13,565 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 02:13:13,565 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-27 02:13:13,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:13:13 BoogieIcfgContainer [2020-10-27 02:13:13,569 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 02:13:13,571 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 02:13:13,571 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 02:13:13,577 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 02:13:13,577 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 02:13:09" (1/3) ... [2020-10-27 02:13:13,578 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24c9a101 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:13:13, skipping insertion in model container [2020-10-27 02:13:13,578 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:13:10" (2/3) ... [2020-10-27 02:13:13,579 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24c9a101 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:13:13, skipping insertion in model container [2020-10-27 02:13:13,579 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:13:13" (3/3) ... [2020-10-27 02:13:13,581 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec1_product25.cil.c [2020-10-27 02:13:13,594 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 02:13:13,601 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 02:13:13,616 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 02:13:13,661 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 02:13:13,662 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 02:13:13,662 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 02:13:13,662 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 02:13:13,662 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 02:13:13,662 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 02:13:13,662 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 02:13:13,662 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 02:13:13,714 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states. [2020-10-27 02:13:13,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-10-27 02:13:13,757 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:13:13,759 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 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] [2020-10-27 02:13:13,759 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 02:13:13,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:13:13,769 INFO L82 PathProgramCache]: Analyzing trace with hash 160862240, now seen corresponding path program 1 times [2020-10-27 02:13:13,779 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:13:13,780 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [303357583] [2020-10-27 02:13:13,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:13:14,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:14,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:14,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:14,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:15,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:15,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:16,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:16,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:19,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:19,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:19,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 201 [2020-10-27 02:13:19,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 02:13:19,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5154 [2020-10-27 02:13:19,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:19,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:13:19,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-27 02:13:19,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:13:19,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 02:13:20,759 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-27 02:13:20,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:13:20,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:20,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:20,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:20,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:13:20,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:20,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 122 [2020-10-27 02:13:20,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:20,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:13:20,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:13:20,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:13:20,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:20,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:13:20,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:20,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:20,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:20,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:13:20,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:20,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:13:20,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:20,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:13:20,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:13:20,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:13:20,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:20,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:13:20,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:20,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:20,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:20,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:13:20,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:20,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:13:20,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:20,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:13:20,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:13:20,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:13:20,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:20,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:13:20,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:20,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:20,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:20,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:13:20,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:20,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:13:20,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:20,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:13:20,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:13:20,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:13:20,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:20,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:13:20,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:20,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:20,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:20,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:13:20,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:20,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:13:20,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:20,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:13:20,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:13:20,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:13:20,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:21,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 02:13:21,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:21,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:21,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:21,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:13:21,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:21,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:13:21,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:21,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:13:21,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:13:21,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:13:21,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:13:21,306 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-27 02:13:21,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 02:13:21,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:21,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:21,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:21,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:21,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:21,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:22,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:22,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:22,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:22,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:26,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:26,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 148 [2020-10-27 02:13:26,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 02:13:26,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5025 [2020-10-27 02:13:26,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:26,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:13:26,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 02:13:26,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:13:26,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:26,593 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 02:13:26,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:13:26,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:26,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:26,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:26,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:26,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:26,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:27,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:27,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 02:13:27,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:13:27,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 986 [2020-10-27 02:13:27,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:27,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:13:27,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 02:13:27,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:13:27,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:27,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:13:27,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:27,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:27,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:27,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:13:27,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:27,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:13:27,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:27,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:13:27,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:13:27,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:13:27,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:27,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:13:27,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:27,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:27,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:27,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:27,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 02:13:27,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:13:27,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-27 02:13:27,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:27,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:13:27,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:13:27,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 02:13:27,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:27,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:13:27,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:27,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:27,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:27,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:13:27,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:27,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:13:27,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:27,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:13:27,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:13:27,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 02:13:27,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:27,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:13:27,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:27,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:27,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:27,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:13:27,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:27,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:13:27,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:27,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:13:27,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:13:27,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:13:27,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:27,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 02:13:27,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:27,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:27,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:27,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:27,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:27,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:28,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:28,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:28,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 02:13:28,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 02:13:28,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1001 [2020-10-27 02:13:28,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:28,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:13:28,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 02:13:28,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:13:28,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:28,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:13:28,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:28,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:28,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:28,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:13:28,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:28,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:13:28,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:28,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:13:28,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:13:28,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:13:28,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:28,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:13:28,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:28,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:28,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:28,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:28,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 02:13:28,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:13:28,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-27 02:13:28,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:28,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:13:28,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:13:28,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 02:13:28,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:28,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:13:28,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:28,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:28,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:28,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:13:28,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:28,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 02:13:28,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:28,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:13:28,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:13:28,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 02:13:28,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:28,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:13:28,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:28,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:28,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:28,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:13:28,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:28,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:13:28,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:28,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:13:28,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:13:28,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:13:28,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:28,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-27 02:13:28,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:28,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:29,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:29,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:29,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:29,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:32,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:32,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:33,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:33,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 71 [2020-10-27 02:13:33,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 02:13:33,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-27 02:13:33,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:33,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 02:13:33,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 02:13:33,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-27 02:13:33,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:34,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:13:34,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:34,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:34,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:34,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:34,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:34,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:36,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:36,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-27 02:13:36,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:13:36,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2600 [2020-10-27 02:13:36,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:36,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 02:13:36,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:13:36,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-27 02:13:36,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:36,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:13:36,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:36,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:36,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:36,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:13:36,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:36,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 02:13:36,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:36,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:13:36,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:13:36,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:13:36,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:36,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:13:36,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:36,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:36,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:36,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:13:36,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:36,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:13:36,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:36,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:13:36,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:13:36,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:13:36,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:36,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 02:13:36,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:36,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:36,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:36,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:36,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:13:36,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:13:36,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:13:36,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:36,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:13:36,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:13:36,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:13:36,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:13:36,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 02:13:36,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:36,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:36,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:36,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:36,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:13:36,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:13:36,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 02:13:36,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:36,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:13:36,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:13:36,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:13:36,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:36,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 02:13:36,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:36,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:36,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:36,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 02:13:36,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:36,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 02:13:36,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:36,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:13:36,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:13:36,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 02:13:36,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:37,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:13:37,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:37,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:37,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:37,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:13:37,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:37,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:13:37,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:37,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:13:37,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:13:37,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:13:37,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:37,356 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-27 02:13:37,356 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [303357583] [2020-10-27 02:13:37,358 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:13:37,359 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2020-10-27 02:13:37,359 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [755790927] [2020-10-27 02:13:37,364 INFO L461 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-10-27 02:13:37,365 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:13:37,379 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-10-27 02:13:37,380 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=489, Unknown=0, NotChecked=0, Total=552 [2020-10-27 02:13:37,382 INFO L87 Difference]: Start difference. First operand 763 states. Second operand 24 states. [2020-10-27 02:13:39,787 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-27 02:13:41,713 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-27 02:13:42,940 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 413 [2020-10-27 02:13:44,438 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-27 02:13:49,144 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-27 02:13:50,447 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-27 02:13:50,947 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 02:13:52,455 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-27 02:13:53,140 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-27 02:13:53,378 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 02:13:55,057 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 413 [2020-10-27 02:13:56,704 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-27 02:13:57,901 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 02:13:59,953 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 02:14:01,171 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 413 [2020-10-27 02:14:02,944 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 02:14:04,225 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 413 [2020-10-27 02:14:07,079 WARN L193 SmtUtils]: Spent 2.52 s on a formula simplification. DAG size of input: 417 DAG size of output: 412 [2020-10-27 02:14:08,456 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 419 [2020-10-27 02:14:14,183 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 02:14:15,565 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 413 [2020-10-27 02:14:16,972 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 417 [2020-10-27 02:14:18,381 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 416 [2020-10-27 02:14:20,389 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-27 02:14:21,756 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 413 [2020-10-27 02:14:26,265 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-27 02:14:28,490 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 02:14:29,533 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 02:14:31,902 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-27 02:14:33,495 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-27 02:14:34,917 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-27 02:14:37,167 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 410 [2020-10-27 02:14:38,520 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 413 [2020-10-27 02:14:39,949 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 410 [2020-10-27 02:14:40,686 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 02:14:43,262 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-27 02:14:44,471 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-27 02:14:44,681 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-27 02:14:47,701 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 02:14:49,518 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 02:14:52,175 WARN L193 SmtUtils]: Spent 2.38 s on a formula simplification. DAG size of input: 417 DAG size of output: 413 [2020-10-27 02:14:59,942 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 02:15:00,738 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-27 02:15:03,029 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-27 02:15:45,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:15:45,776 INFO L93 Difference]: Finished difference Result 3741 states and 6884 transitions. [2020-10-27 02:15:45,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2020-10-27 02:15:45,779 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 139 [2020-10-27 02:15:45,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:15:45,860 INFO L225 Difference]: With dead ends: 3741 [2020-10-27 02:15:45,861 INFO L226 Difference]: Without dead ends: 3098 [2020-10-27 02:15:45,886 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 52 SyntacticMatches, 1 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3648 ImplicationChecksByTransitivity, 47.5s TimeCoverageRelationStatistics Valid=1456, Invalid=8846, Unknown=0, NotChecked=0, Total=10302 [2020-10-27 02:15:45,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3098 states. [2020-10-27 02:15:46,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3098 to 1912. [2020-10-27 02:15:46,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1912 states. [2020-10-27 02:15:46,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1912 states to 1912 states and 3066 transitions. [2020-10-27 02:15:46,685 INFO L78 Accepts]: Start accepts. Automaton has 1912 states and 3066 transitions. Word has length 139 [2020-10-27 02:15:46,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:15:46,686 INFO L481 AbstractCegarLoop]: Abstraction has 1912 states and 3066 transitions. [2020-10-27 02:15:46,686 INFO L482 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-10-27 02:15:46,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1912 states and 3066 transitions. [2020-10-27 02:15:46,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-27 02:15:46,692 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:15:46,693 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-27 02:15:46,693 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 02:15:46,693 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 02:15:46,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:15:46,694 INFO L82 PathProgramCache]: Analyzing trace with hash -1280231191, now seen corresponding path program 1 times [2020-10-27 02:15:46,694 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:15:46,695 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [876158122] [2020-10-27 02:15:46,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:15:46,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:15:46,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:46,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:47,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:47,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:47,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:47,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:47,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:49,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:51,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:15:51,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 207 [2020-10-27 02:15:51,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 02:15:51,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-27 02:15:51,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:15:51,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:15:51,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-27 02:15:51,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:15:51,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:15:52,953 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-27 02:15:52,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:15:52,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:15:52,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:53,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:15:53,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:15:53,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:15:53,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 110 [2020-10-27 02:15:53,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:15:53,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:15:53,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:15:53,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:15:53,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:15:53,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:15:53,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:15:53,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:53,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:15:53,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:15:53,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:15:53,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:15:53,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:15:53,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:15:53,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:15:53,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:15:53,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:15:53,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:15:53,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:15:53,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:53,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:15:53,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:15:53,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:15:53,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:15:53,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:15:53,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:15:53,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:15:53,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:15:53,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:15:53,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:15:53,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:15:53,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:53,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:15:53,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:15:53,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:15:53,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:15:53,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:15:53,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:15:53,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:15:53,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:15:53,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:15:53,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:15:53,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:15:53,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:53,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:15:53,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:15:53,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:15:53,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:15:53,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:15:53,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:15:53,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:15:53,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:15:53,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:15:53,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 02:15:53,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:15:53,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:53,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:15:53,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:15:53,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:15:53,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:15:53,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:15:53,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:15:53,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:15:53,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:15:53,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:15:53,392 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-27 02:15:53,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 02:15:53,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:15:53,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:53,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:53,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:53,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:53,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:53,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:53,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:54,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:58,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:58,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:58,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:58,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:58,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:15:58,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 154 [2020-10-27 02:15:58,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-27 02:15:58,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-27 02:15:58,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:15:58,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:15:58,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 02:15:58,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:15:58,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:15:58,609 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 02:15:58,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:15:58,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:15:58,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:58,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:58,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:58,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:58,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:59,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:15:59,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 02:15:59,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:15:59,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 670 [2020-10-27 02:15:59,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:15:59,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:15:59,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 02:15:59,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:15:59,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:15:59,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:15:59,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:15:59,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:59,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:15:59,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:15:59,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:15:59,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:15:59,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:15:59,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:15:59,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:15:59,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:15:59,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:15:59,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 02:15:59,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:15:59,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:59,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:59,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:15:59,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 02:15:59,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:15:59,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 02:15:59,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:15:59,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:15:59,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:15:59,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 02:15:59,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:15:59,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 02:15:59,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:15:59,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:59,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:15:59,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:15:59,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:15:59,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:15:59,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:15:59,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:15:59,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:15:59,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 02:15:59,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:15:59,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:15:59,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:15:59,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:59,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:15:59,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:15:59,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:15:59,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:15:59,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:15:59,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:15:59,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:15:59,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:15:59,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:15:59,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 02:15:59,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:15:59,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:59,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:59,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:59,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:59,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:59,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:59,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:00,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 02:16:00,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 02:16:00,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 529 [2020-10-27 02:16:00,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:00,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:16:00,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 02:16:00,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:16:00,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:00,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:16:00,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:00,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:00,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:00,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:16:00,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:16:00,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:16:00,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:00,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:16:00,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:16:00,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:16:00,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:00,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 02:16:00,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:00,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:00,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:00,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:00,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 02:16:00,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:16:00,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 02:16:00,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:00,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:16:00,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:16:00,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 02:16:00,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:00,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 02:16:00,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:00,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:00,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:00,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:16:00,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:16:00,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:16:00,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:00,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:16:00,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:16:00,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 02:16:00,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:00,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:16:00,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:00,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:00,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:00,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:16:00,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:16:00,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:16:00,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:00,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:16:00,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:16:00,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:16:00,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:00,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 02:16:00,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:00,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:00,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:00,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:00,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:00,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:00,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-27 02:16:00,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 02:16:00,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 442 [2020-10-27 02:16:00,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:00,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:16:00,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-27 02:16:00,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:16:00,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:00,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:16:00,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:00,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:00,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:00,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:00,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:00,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-27 02:16:00,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:16:00,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 217 [2020-10-27 02:16:00,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:00,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:16:00,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 02:16:00,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:16:00,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:00,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:16:00,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:00,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:00,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:00,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:16:00,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:16:00,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:16:00,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:00,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:16:00,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:16:00,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 02:16:00,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:00,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:16:00,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:00,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:00,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:00,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:16:00,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:16:00,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:16:00,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:00,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:16:00,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:16:00,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:16:00,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:00,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 02:16:00,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:00,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:00,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:00,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:16:00,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:16:00,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:16:00,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:00,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:16:00,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 02:16:00,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:16:00,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:00,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 02:16:00,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:00,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:00,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:00,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:00,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:16:00,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:16:00,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:16:00,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:00,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:16:00,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 02:16:00,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:16:00,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:00,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 02:16:00,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:00,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:00,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:00,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 02:16:00,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:16:00,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:16:00,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:00,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:16:00,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 02:16:00,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:16:00,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:00,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:16:00,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:00,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:00,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:00,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:16:00,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:16:00,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:16:00,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:00,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:16:00,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:16:00,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:16:00,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:01,086 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-10-27 02:16:01,086 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [876158122] [2020-10-27 02:16:01,086 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:16:01,086 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-10-27 02:16:01,087 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123601863] [2020-10-27 02:16:01,088 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 02:16:01,089 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:16:01,089 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 02:16:01,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2020-10-27 02:16:01,090 INFO L87 Difference]: Start difference. First operand 1912 states and 3066 transitions. Second operand 18 states. [2020-10-27 02:16:03,029 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-27 02:16:04,738 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 02:16:05,955 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-27 02:16:07,363 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 02:16:11,348 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 410 [2020-10-27 02:16:12,605 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 410 [2020-10-27 02:16:13,841 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 410 [2020-10-27 02:16:14,083 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-27 02:16:14,858 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-27 02:16:16,756 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-27 02:16:26,850 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-27 02:16:28,178 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-27 02:16:29,445 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-27 02:16:29,694 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 02:16:30,271 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 127