/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=BIGGEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/elevator_spec2_product23.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 16:44:50,040 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 16:44:50,043 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 16:44:50,066 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 16:44:50,067 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 16:44:50,068 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 16:44:50,069 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 16:44:50,071 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 16:44:50,072 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 16:44:50,073 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 16:44:50,074 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 16:44:50,075 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 16:44:50,075 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 16:44:50,076 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 16:44:50,077 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 16:44:50,078 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 16:44:50,079 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 16:44:50,080 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 16:44:50,082 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 16:44:50,084 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 16:44:50,085 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 16:44:50,086 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 16:44:50,087 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 16:44:50,088 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 16:44:50,091 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 16:44:50,091 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 16:44:50,092 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 16:44:50,092 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 16:44:50,093 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 16:44:50,094 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 16:44:50,094 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 16:44:50,095 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 16:44:50,096 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 16:44:50,097 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 16:44:50,098 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 16:44:50,098 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 16:44:50,098 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 16:44:50,099 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 16:44:50,099 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 16:44:50,100 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 16:44:50,101 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 16:44:50,101 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-12 16:44:50,130 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 16:44:50,130 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 16:44:50,131 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 16:44:50,131 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 16:44:50,132 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 16:44:50,132 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 16:44:50,132 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 16:44:50,132 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 16:44:50,132 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 16:44:50,133 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 16:44:50,133 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 16:44:50,133 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 16:44:50,133 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 16:44:50,133 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 16:44:50,134 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 16:44:50,134 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 16:44:50,134 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 16:44:50,134 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 16:44:50,134 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 16:44:50,135 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 16:44:50,135 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 16:44:50,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 16:44:50,135 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 16:44:50,135 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 16:44:50,136 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 16:44:50,136 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 16:44:50,136 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 16:44:50,136 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 16:44:50,136 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 16:44:50,137 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 16:44:50,457 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 16:44:50,475 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 16:44:50,480 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 16:44:50,481 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 16:44:50,482 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 16:44:50,482 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec2_product23.cil.c [2020-10-12 16:44:50,539 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3c0f8abc2/8bc2fa8d5c6545ea89e1a6cf1b650f60/FLAG8b995231e [2020-10-12 16:44:51,099 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 16:44:51,100 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec2_product23.cil.c [2020-10-12 16:44:51,121 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3c0f8abc2/8bc2fa8d5c6545ea89e1a6cf1b650f60/FLAG8b995231e [2020-10-12 16:44:51,305 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3c0f8abc2/8bc2fa8d5c6545ea89e1a6cf1b650f60 [2020-10-12 16:44:51,314 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 16:44:51,315 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 16:44:51,317 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 16:44:51,317 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 16:44:51,320 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 16:44:51,322 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:44:51" (1/1) ... [2020-10-12 16:44:51,325 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77146185 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:44:51, skipping insertion in model container [2020-10-12 16:44:51,325 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:44:51" (1/1) ... [2020-10-12 16:44:51,333 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 16:44:51,425 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 16:44:52,214 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:44:52,237 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 16:44:52,440 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:44:52,551 INFO L208 MainTranslator]: Completed translation [2020-10-12 16:44:52,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:44:52 WrapperNode [2020-10-12 16:44:52,553 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 16:44:52,554 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 16:44:52,554 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 16:44:52,554 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 16:44:52,569 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:44:52" (1/1) ... [2020-10-12 16:44:52,571 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:44:52" (1/1) ... [2020-10-12 16:44:52,629 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:44:52" (1/1) ... [2020-10-12 16:44:52,630 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:44:52" (1/1) ... [2020-10-12 16:44:52,718 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:44:52" (1/1) ... [2020-10-12 16:44:52,764 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:44:52" (1/1) ... [2020-10-12 16:44:52,777 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:44:52" (1/1) ... [2020-10-12 16:44:52,791 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 16:44:52,792 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 16:44:52,792 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 16:44:52,792 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 16:44:52,793 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:44:52" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 16:44:52,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 16:44:52,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 16:44:52,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 16:44:52,864 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-12 16:44:52,864 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-12 16:44:52,864 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__3 [2020-10-12 16:44:52,864 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__4 [2020-10-12 16:44:52,865 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 16:44:52,865 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 16:44:52,865 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 16:44:52,865 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 16:44:52,865 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-12 16:44:52,866 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-12 16:44:52,866 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-12 16:44:52,866 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-12 16:44:52,866 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-12 16:44:52,867 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-12 16:44:52,867 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-12 16:44:52,867 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-12 16:44:52,867 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 16:44:52,867 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 16:44:52,868 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 16:44:52,868 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 16:44:52,868 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 16:44:52,868 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 16:44:52,869 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-12 16:44:52,869 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-12 16:44:52,869 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-12 16:44:52,869 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-12 16:44:52,869 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-12 16:44:52,870 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-12 16:44:52,870 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-12 16:44:52,870 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-12 16:44:52,870 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 16:44:52,870 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-12 16:44:52,871 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-12 16:44:52,871 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-12 16:44:52,871 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 16:44:52,871 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-12 16:44:52,871 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 16:44:52,871 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 16:44:52,872 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 16:44:52,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 16:44:52,872 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-12 16:44:52,872 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-12 16:44:52,872 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 16:44:52,873 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-12 16:44:52,873 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-12 16:44:52,873 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-12 16:44:52,873 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-12 16:44:52,873 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-12 16:44:52,873 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-12 16:44:52,874 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-12 16:44:52,874 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-12 16:44:52,874 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-12 16:44:52,874 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-12 16:44:52,874 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-12 16:44:52,875 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-12 16:44:52,875 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-12 16:44:52,875 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-12 16:44:52,875 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-12 16:44:52,875 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-12 16:44:52,876 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-12 16:44:52,876 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-12 16:44:52,876 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-12 16:44:52,876 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2020-10-12 16:44:52,876 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-12 16:44:52,876 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-12 16:44:52,877 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-12 16:44:52,877 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-12 16:44:52,877 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-12 16:44:52,877 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-12 16:44:52,877 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-12 16:44:52,878 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-12 16:44:52,878 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-12 16:44:52,878 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 16:44:52,878 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-12 16:44:52,878 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-12 16:44:52,878 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-12 16:44:52,879 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-12 16:44:52,879 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 16:44:52,879 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 16:44:52,879 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 16:44:52,879 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-12 16:44:52,879 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-12 16:44:52,880 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-12 16:44:52,880 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-12 16:44:52,880 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__3 [2020-10-12 16:44:52,880 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__4 [2020-10-12 16:44:52,880 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 16:44:52,880 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 16:44:52,881 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 16:44:52,881 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 16:44:52,881 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-12 16:44:52,881 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-12 16:44:52,881 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-12 16:44:52,881 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-12 16:44:52,882 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-12 16:44:52,882 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-12 16:44:52,882 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-12 16:44:52,882 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-12 16:44:52,882 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 16:44:52,883 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 16:44:52,883 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 16:44:52,883 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 16:44:52,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 16:44:52,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 16:44:52,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 16:44:52,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 16:44:52,884 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 16:44:52,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 16:44:52,884 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 16:44:52,884 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 16:44:52,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 16:44:52,885 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 16:44:52,885 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 16:44:52,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 16:44:52,885 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 16:44:52,885 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-12 16:44:52,885 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-12 16:44:52,886 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-12 16:44:52,886 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-12 16:44:52,886 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-12 16:44:52,886 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-12 16:44:52,886 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-12 16:44:52,886 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-12 16:44:52,887 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-12 16:44:52,887 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 16:44:52,887 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-12 16:44:52,887 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-12 16:44:52,887 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-12 16:44:52,887 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 16:44:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-12 16:44:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-12 16:44:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-12 16:44:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-12 16:44:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-12 16:44:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 16:44:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-12 16:44:52,889 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 16:44:52,889 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 16:44:52,889 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 16:44:52,889 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 16:44:52,889 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-12 16:44:52,889 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-12 16:44:52,889 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-12 16:44:52,890 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-12 16:44:52,890 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-12 16:44:52,890 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 16:44:52,890 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-12 16:44:52,890 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-12 16:44:52,890 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-12 16:44:52,891 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-12 16:44:52,891 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-12 16:44:52,891 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-12 16:44:52,891 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-12 16:44:52,891 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-12 16:44:52,891 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-12 16:44:52,891 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-12 16:44:52,892 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-12 16:44:52,892 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-12 16:44:52,892 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-12 16:44:52,892 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2020-10-12 16:44:52,892 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-12 16:44:52,892 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-12 16:44:52,892 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-12 16:44:52,893 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-12 16:44:52,893 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-12 16:44:52,893 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-12 16:44:52,893 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-12 16:44:52,893 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-12 16:44:52,893 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-12 16:44:52,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 16:44:52,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 16:44:52,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 16:44:55,216 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 16:44:55,216 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-12 16:44:55,226 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:44:55 BoogieIcfgContainer [2020-10-12 16:44:55,226 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 16:44:55,227 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 16:44:55,227 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 16:44:55,230 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 16:44:55,231 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 04:44:51" (1/3) ... [2020-10-12 16:44:55,231 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45573155 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:44:55, skipping insertion in model container [2020-10-12 16:44:55,232 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:44:52" (2/3) ... [2020-10-12 16:44:55,232 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45573155 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:44:55, skipping insertion in model container [2020-10-12 16:44:55,232 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:44:55" (3/3) ... [2020-10-12 16:44:55,234 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec2_product23.cil.c [2020-10-12 16:44:55,244 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 16:44:55,253 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 16:44:55,267 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 16:44:55,294 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 16:44:55,295 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 16:44:55,295 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 16:44:55,295 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 16:44:55,295 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 16:44:55,295 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 16:44:55,295 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 16:44:55,296 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 16:44:55,330 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states. [2020-10-12 16:44:55,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-10-12 16:44:55,356 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:44:55,357 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 16:44:55,357 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:44:55,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:44:55,364 INFO L82 PathProgramCache]: Analyzing trace with hash -425142213, now seen corresponding path program 1 times [2020-10-12 16:44:55,373 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:44:55,374 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1443662376] [2020-10-12 16:44:55,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:44:55,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:44:56,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:44:56,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:44:56,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:44:56,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:44:57,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:00,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:45:01,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 191 [2020-10-12 16:45:01,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:45:01,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5097 [2020-10-12 16:45:01,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:45:01,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:45:01,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-12 16:45:01,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-12 16:45:01,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-12 16:45:02,078 WARN L193 SmtUtils]: Spent 895.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:45:02,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:45:02,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:45:02,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:02,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:45:02,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:45:02,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:45:02,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-12 16:45:02,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:45:02,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:45:02,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:45:02,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:45:02,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:45:02,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:45:02,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:45:02,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:02,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:45:02,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:45:02,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:45:02,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:45:02,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:45:02,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:45:02,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:45:02,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:45:02,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:45:02,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:45:02,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:45:02,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:02,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:45:02,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:45:02,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:45:02,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:45:02,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:45:02,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:45:02,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:45:02,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:45:02,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:45:02,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:45:02,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:45:02,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:02,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:45:02,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:45:02,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:45:02,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:45:02,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:45:02,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:45:02,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:45:02,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:45:02,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:45:02,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:45:02,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:45:02,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:02,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:45:02,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:45:02,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:45:02,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:45:02,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:45:02,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:45:02,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:45:02,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:45:02,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:45:02,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 16:45:02,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:45:02,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:02,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:45:02,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:45:02,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:45:02,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:45:02,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:45:02,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:45:02,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:45:02,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:45:02,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:45:02,408 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-12 16:45:02,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:45:02,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:45:02,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:02,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:02,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:02,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:06,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:06,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:06,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:07,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:45:07,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 141 [2020-10-12 16:45:07,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 16:45:07,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-12 16:45:07,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:45:07,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:45:07,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-12 16:45:07,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-12 16:45:07,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:45:07,623 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-12 16:45:07,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:45:07,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:45:07,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:07,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:07,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:07,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:07,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:08,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:45:08,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:45:08,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:45:08,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 579 [2020-10-12 16:45:08,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:45:08,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:45:08,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 16:45:08,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:45:08,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:45:08,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:45:08,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:45:08,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:08,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:08,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:45:08,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:45:08,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:45:08,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 16:45:08,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:45:08,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:45:08,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:45:08,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:45:08,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:45:08,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 16:45:08,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:45:08,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:08,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:08,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:08,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:45:08,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:45:08,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:45:08,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 175 [2020-10-12 16:45:08,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:45:08,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:45:08,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:45:08,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:45:08,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:45:08,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:45:08,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:45:08,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:08,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:45:08,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:45:08,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:45:08,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 16:45:08,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:45:08,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:45:08,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:45:08,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:45:08,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:45:08,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-12 16:45:08,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:45:08,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:08,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:08,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:09,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:13,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:45:13,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-12 16:45:13,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:45:13,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-12 16:45:13,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:45:13,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:45:13,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-12 16:45:13,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-12 16:45:13,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-12 16:45:13,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:45:13,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:45:13,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:13,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:13,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:17,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:45:17,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-12 16:45:17,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:45:17,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4152 [2020-10-12 16:45:17,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:45:17,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:45:17,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-12 16:45:17,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-12 16:45:17,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-10-12 16:45:18,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:45:18,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:45:18,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:18,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:45:18,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:45:18,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:45:18,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-12 16:45:18,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:45:18,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:45:18,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:45:18,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-12 16:45:18,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:45:18,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:45:18,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:45:18,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:18,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:45:18,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:45:18,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:45:18,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-12 16:45:18,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:45:18,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:45:18,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:45:18,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:45:18,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:45:18,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:45:18,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:45:18,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:18,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:45:18,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:45:18,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:45:18,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:45:18,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:45:18,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:45:18,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:45:18,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:45:18,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:45:18,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:45:18,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:45:18,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:18,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:45:18,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:45:18,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:45:18,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:45:18,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:45:18,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:45:18,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:45:18,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:45:18,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:45:18,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:45:18,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:45:18,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:18,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:45:18,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:45:18,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:45:18,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-12 16:45:18,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:45:18,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:45:18,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:45:18,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-12 16:45:18,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:45:18,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:45:18,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:45:18,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:18,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:45:18,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:45:18,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:45:18,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:45:18,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:45:18,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:45:18,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:45:18,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:45:18,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:45:18,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:45:18,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:45:18,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:18,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:45:18,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:45:18,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:45:18,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:45:18,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:45:18,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:45:18,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:45:18,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:45:18,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:45:18,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:45:18,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:45:18,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:18,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:45:18,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:45:18,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:45:18,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:45:18,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:45:18,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:45:18,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:45:18,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:45:18,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:45:18,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-12 16:45:18,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:45:18,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:18,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:45:18,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:45:18,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:45:18,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-12 16:45:18,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:45:18,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:45:18,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 16:45:18,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 16:45:18,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:45:18,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-12 16:45:18,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:45:18,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:18,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:45:18,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 16:45:18,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:45:18,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:45:18,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:45:18,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:45:18,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-12 16:45:18,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:45:18,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:45:18,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:45:18,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:45:18,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:45:18,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:45:18,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:45:18,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:45:18,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:45:18,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:45:18,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:45:18,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:45:18,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:45:18,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:45:18,585 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-12 16:45:18,586 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1443662376] [2020-10-12 16:45:18,588 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 16:45:18,589 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2020-10-12 16:45:18,589 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385954461] [2020-10-12 16:45:18,595 INFO L459 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-10-12 16:45:18,595 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:45:18,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-10-12 16:45:18,610 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=538, Unknown=0, NotChecked=0, Total=600 [2020-10-12 16:45:18,612 INFO L87 Difference]: Start difference. First operand 801 states. Second operand 25 states. [2020-10-12 16:45:21,120 WARN L193 SmtUtils]: Spent 720.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:45:21,882 WARN L193 SmtUtils]: Spent 696.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:45:22,889 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:45:23,643 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:45:24,669 WARN L193 SmtUtils]: Spent 722.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:45:26,909 WARN L193 SmtUtils]: Spent 693.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:45:27,682 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification that was a NOOP. DAG size: 398 [2020-10-12 16:45:28,511 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:45:29,570 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:45:30,397 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:45:31,214 WARN L193 SmtUtils]: Spent 702.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:45:32,012 WARN L193 SmtUtils]: Spent 694.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:45:32,844 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-12 16:45:33,608 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:45:34,396 WARN L193 SmtUtils]: Spent 713.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-12 16:45:35,158 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:45:35,974 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification that was a NOOP. DAG size: 399 [2020-10-12 16:45:36,770 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:45:37,146 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-12 16:45:38,062 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:45:38,219 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:45:39,104 WARN L193 SmtUtils]: Spent 713.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-12 16:45:40,052 WARN L193 SmtUtils]: Spent 722.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-12 16:45:41,333 WARN L193 SmtUtils]: Spent 651.00 ms on a formula simplification that was a NOOP. DAG size: 398 [2020-10-12 16:45:42,392 WARN L193 SmtUtils]: Spent 739.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2020-10-12 16:45:43,259 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-12 16:45:43,585 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:45:45,858 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-12 16:45:47,192 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:45:50,394 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-12 16:45:51,826 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-12 16:45:54,444 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification that was a NOOP. DAG size: 399 [2020-10-12 16:45:59,677 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:46:00,112 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-12 16:46:01,025 WARN L193 SmtUtils]: Spent 702.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-12 16:46:01,827 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification that was a NOOP. DAG size: 399 [2020-10-12 16:46:03,504 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:46:05,062 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-12 16:46:05,519 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:46:06,666 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:46:07,674 WARN L193 SmtUtils]: Spent 694.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:46:08,638 WARN L193 SmtUtils]: Spent 720.00 ms on a formula simplification that was a NOOP. DAG size: 398 [2020-10-12 16:46:08,927 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-12 16:46:09,528 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-12 16:46:12,103 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-12 16:46:12,959 WARN L193 SmtUtils]: Spent 752.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-12 16:46:13,957 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification that was a NOOP. DAG size: 398 [2020-10-12 16:46:20,492 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:46:21,657 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:46:22,060 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:46:22,235 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-12 16:46:29,593 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:46:41,106 WARN L193 SmtUtils]: Spent 721.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-12 16:46:50,082 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:46:50,655 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-12 16:46:54,883 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-12 16:46:56,814 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-12 16:47:18,987 WARN L193 SmtUtils]: Spent 819.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:47:36,177 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:47:43,060 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-10-12 16:48:18,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:48:18,719 INFO L93 Difference]: Finished difference Result 7452 states and 15067 transitions. [2020-10-12 16:48:18,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 148 states. [2020-10-12 16:48:18,721 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 133 [2020-10-12 16:48:18,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:48:18,846 INFO L225 Difference]: With dead ends: 7452 [2020-10-12 16:48:18,846 INFO L226 Difference]: Without dead ends: 6589 [2020-10-12 16:48:18,896 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 161 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10210 ImplicationChecksByTransitivity, 39.9s TimeCoverageRelationStatistics Valid=3210, Invalid=23196, Unknown=0, NotChecked=0, Total=26406 [2020-10-12 16:48:18,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6589 states. [2020-10-12 16:48:20,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6589 to 3205. [2020-10-12 16:48:20,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3205 states. [2020-10-12 16:48:20,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3205 states to 3205 states and 5167 transitions. [2020-10-12 16:48:20,123 INFO L78 Accepts]: Start accepts. Automaton has 3205 states and 5167 transitions. Word has length 133 [2020-10-12 16:48:20,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:48:20,124 INFO L479 AbstractCegarLoop]: Abstraction has 3205 states and 5167 transitions. [2020-10-12 16:48:20,124 INFO L480 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-10-12 16:48:20,124 INFO L276 IsEmpty]: Start isEmpty. Operand 3205 states and 5167 transitions. [2020-10-12 16:48:20,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-10-12 16:48:20,145 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:48:20,145 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 16:48:20,146 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 16:48:20,146 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:48:20,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:48:20,146 INFO L82 PathProgramCache]: Analyzing trace with hash 2106597228, now seen corresponding path program 1 times [2020-10-12 16:48:20,147 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:48:20,147 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1284355618] [2020-10-12 16:48:20,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:48:20,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:20,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:20,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:20,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:20,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:22,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:23,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:25,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:25,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 196 [2020-10-12 16:48:25,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 16:48:25,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-12 16:48:25,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:25,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 23 [2020-10-12 16:48:25,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:48:25,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 101 [2020-10-12 16:48:25,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:26,026 WARN L193 SmtUtils]: Spent 661.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:48:26,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:48:26,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:26,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:26,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:26,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:48:26,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:26,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 101 [2020-10-12 16:48:26,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:26,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:48:26,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:26,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 16:48:26,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:26,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:48:26,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:26,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:26,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:26,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:48:26,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:26,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:48:26,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:26,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:48:26,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:26,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:48:26,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:26,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:48:26,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:26,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:26,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:26,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:48:26,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:26,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:48:26,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:26,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:48:26,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:26,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:48:26,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:26,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:48:26,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:26,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:26,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:26,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:48:26,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:26,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:48:26,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:26,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:48:26,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:26,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:48:26,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:26,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:48:26,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:26,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:26,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:26,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:48:26,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:26,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:48:26,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:26,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:48:26,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:26,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:48:26,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:26,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 16:48:26,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:26,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:26,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:26,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:48:26,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:26,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:48:26,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:26,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:48:26,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:26,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:48:26,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:26,412 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-12 16:48:26,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:48:26,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:26,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:26,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:26,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:26,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:27,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:27,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:31,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:31,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 146 [2020-10-12 16:48:31,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 16:48:31,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-12 16:48:31,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:31,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-12 16:48:31,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 75 [2020-10-12 16:48:31,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-12 16:48:31,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:31,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:48:31,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:31,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:31,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:31,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:31,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:31,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:31,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:31,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:48:31,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:48:31,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 289 [2020-10-12 16:48:31,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:31,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:48:31,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:48:31,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:48:31,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:31,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:48:31,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:31,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:31,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:31,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:31,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:48:31,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:48:31,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 16:48:31,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:31,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:48:31,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:31,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:48:31,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:31,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 16:48:31,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:31,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:31,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:31,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:31,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:31,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:48:31,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:48:31,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-12 16:48:31,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:31,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:48:31,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:48:31,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:48:31,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:32,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:48:32,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:32,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:32,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:32,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:48:32,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:32,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:48:32,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:32,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:48:32,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:32,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:48:32,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:32,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 16:48:32,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:32,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:32,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:32,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking...