/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --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_product18.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 00:29:14,311 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 00:29:14,314 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 00:29:14,337 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 00:29:14,338 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 00:29:14,339 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 00:29:14,340 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 00:29:14,342 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 00:29:14,344 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 00:29:14,345 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 00:29:14,346 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 00:29:14,347 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 00:29:14,347 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 00:29:14,348 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 00:29:14,349 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 00:29:14,350 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 00:29:14,351 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 00:29:14,352 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 00:29:14,354 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 00:29:14,356 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 00:29:14,357 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 00:29:14,358 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 00:29:14,359 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 00:29:14,360 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 00:29:14,363 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 00:29:14,363 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 00:29:14,363 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 00:29:14,364 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 00:29:14,364 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 00:29:14,365 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 00:29:14,365 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 00:29:14,366 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 00:29:14,367 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 00:29:14,368 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 00:29:14,369 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 00:29:14,369 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 00:29:14,370 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 00:29:14,370 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 00:29:14,370 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 00:29:14,371 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 00:29:14,371 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 00:29:14,372 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 [2020-10-15 00:29:14,400 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 00:29:14,400 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 00:29:14,401 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 00:29:14,401 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 00:29:14,402 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 00:29:14,402 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 00:29:14,402 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 00:29:14,402 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 00:29:14,402 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 00:29:14,403 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 00:29:14,403 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 00:29:14,403 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 00:29:14,403 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 00:29:14,403 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 00:29:14,403 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 00:29:14,404 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 00:29:14,404 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 00:29:14,404 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 00:29:14,404 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 00:29:14,404 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 00:29:14,405 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 00:29:14,405 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 00:29:14,405 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 00:29:14,405 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 00:29:14,405 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 00:29:14,406 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 00:29:14,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 00:29:14,406 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 00:29:14,406 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 00:29:14,406 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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 00:29:14,794 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 00:29:14,816 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 00:29:14,822 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 00:29:14,824 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 00:29:14,825 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 00:29:14,825 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec2_product18.cil.c [2020-10-15 00:29:14,892 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/561b0e185/1c085467fbcb43fba5378d2fd9a636b9/FLAG11f661d6b [2020-10-15 00:29:15,506 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 00:29:15,507 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec2_product18.cil.c [2020-10-15 00:29:15,530 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/561b0e185/1c085467fbcb43fba5378d2fd9a636b9/FLAG11f661d6b [2020-10-15 00:29:15,761 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/561b0e185/1c085467fbcb43fba5378d2fd9a636b9 [2020-10-15 00:29:15,771 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 00:29:15,773 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 00:29:15,774 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 00:29:15,774 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 00:29:15,778 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 00:29:15,779 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:29:15" (1/1) ... [2020-10-15 00:29:15,782 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69894223 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:29:15, skipping insertion in model container [2020-10-15 00:29:15,782 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:29:15" (1/1) ... [2020-10-15 00:29:15,791 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 00:29:15,873 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 00:29:16,581 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 00:29:16,604 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 00:29:16,710 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 00:29:16,792 INFO L208 MainTranslator]: Completed translation [2020-10-15 00:29:16,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:29:16 WrapperNode [2020-10-15 00:29:16,793 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 00:29:16,794 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 00:29:16,794 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 00:29:16,794 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 00:29:16,805 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:29:16" (1/1) ... [2020-10-15 00:29:16,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:29:16" (1/1) ... [2020-10-15 00:29:16,840 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:29:16" (1/1) ... [2020-10-15 00:29:16,840 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:29:16" (1/1) ... [2020-10-15 00:29:16,906 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:29:16" (1/1) ... [2020-10-15 00:29:16,940 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:29:16" (1/1) ... [2020-10-15 00:29:16,966 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:29:16" (1/1) ... [2020-10-15 00:29:16,983 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 00:29:16,984 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 00:29:16,984 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 00:29:16,984 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 00:29:16,985 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:29:16" (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 [2020-10-15 00:29:17,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 00:29:17,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 00:29:17,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-15 00:29:17,063 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-15 00:29:17,063 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-15 00:29:17,064 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-15 00:29:17,064 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-15 00:29:17,064 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-15 00:29:17,064 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-15 00:29:17,065 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-15 00:29:17,065 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-15 00:29:17,065 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-15 00:29:17,065 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-15 00:29:17,065 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-15 00:29:17,066 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-15 00:29:17,066 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-15 00:29:17,066 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-15 00:29:17,066 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-15 00:29:17,066 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-15 00:29:17,067 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-15 00:29:17,067 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-15 00:29:17,067 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-15 00:29:17,067 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-15 00:29:17,068 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-15 00:29:17,068 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-15 00:29:17,068 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-15 00:29:17,068 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-15 00:29:17,068 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-15 00:29:17,069 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-15 00:29:17,069 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-15 00:29:17,069 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-15 00:29:17,069 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-15 00:29:17,069 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-15 00:29:17,069 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-15 00:29:17,070 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-15 00:29:17,070 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__weight [2020-10-15 00:29:17,070 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-15 00:29:17,070 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__wrappee__weight [2020-10-15 00:29:17,070 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-15 00:29:17,071 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-15 00:29:17,071 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-15 00:29:17,071 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-15 00:29:17,071 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-15 00:29:17,071 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-15 00:29:17,071 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-15 00:29:17,072 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-15 00:29:17,072 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-15 00:29:17,072 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-15 00:29:17,072 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-15 00:29:17,072 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-15 00:29:17,073 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-15 00:29:17,073 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-15 00:29:17,073 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-15 00:29:17,073 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-15 00:29:17,073 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-15 00:29:17,074 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-15 00:29:17,074 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-15 00:29:17,074 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-15 00:29:17,074 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-15 00:29:17,074 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-15 00:29:17,074 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-15 00:29:17,075 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-15 00:29:17,075 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-15 00:29:17,075 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 00:29:17,075 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-15 00:29:17,075 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-15 00:29:17,075 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__3 [2020-10-15 00:29:17,076 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__4 [2020-10-15 00:29:17,076 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-15 00:29:17,076 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-15 00:29:17,076 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-15 00:29:17,076 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-15 00:29:17,077 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-15 00:29:17,077 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-15 00:29:17,077 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-15 00:29:17,077 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-15 00:29:17,077 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 00:29:17,077 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 00:29:17,078 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-15 00:29:17,078 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-15 00:29:17,078 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-15 00:29:17,078 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-15 00:29:17,078 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-15 00:29:17,079 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-15 00:29:17,079 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-15 00:29:17,079 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-15 00:29:17,079 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-15 00:29:17,079 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-15 00:29:17,079 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-15 00:29:17,080 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-15 00:29:17,080 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-15 00:29:17,080 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-15 00:29:17,080 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-15 00:29:17,080 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-15 00:29:17,080 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-15 00:29:17,081 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-15 00:29:17,081 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-15 00:29:17,081 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-15 00:29:17,081 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-15 00:29:17,081 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-15 00:29:17,082 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-15 00:29:17,082 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-15 00:29:17,082 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-15 00:29:17,082 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-15 00:29:17,082 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-15 00:29:17,082 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-15 00:29:17,083 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-15 00:29:17,083 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-15 00:29:17,083 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-15 00:29:17,083 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-15 00:29:17,083 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-15 00:29:17,083 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-15 00:29:17,084 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-15 00:29:17,084 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-15 00:29:17,084 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-15 00:29:17,084 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-15 00:29:17,084 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-15 00:29:17,085 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-15 00:29:17,085 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-15 00:29:17,085 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-15 00:29:17,085 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-15 00:29:17,085 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-15 00:29:17,086 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-15 00:29:17,086 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__weight [2020-10-15 00:29:17,086 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__3 [2020-10-15 00:29:17,086 INFO L130 BoogieDeclarations]: Found specification of procedure printState__wrappee__weight [2020-10-15 00:29:17,086 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 00:29:17,086 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-15 00:29:17,087 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-15 00:29:17,087 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-15 00:29:17,087 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 00:29:17,087 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 00:29:17,087 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-15 00:29:17,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 00:29:17,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 00:29:17,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 00:29:17,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 00:29:17,088 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-15 00:29:17,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 00:29:17,089 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-15 00:29:17,089 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-15 00:29:17,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 00:29:17,089 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-15 00:29:17,089 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-15 00:29:17,090 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-15 00:29:17,090 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-15 00:29:17,090 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-15 00:29:17,090 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-15 00:29:17,090 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-15 00:29:17,090 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-15 00:29:17,091 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-15 00:29:17,091 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-15 00:29:17,091 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-15 00:29:17,091 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-15 00:29:17,091 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-15 00:29:17,091 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-15 00:29:17,091 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-15 00:29:17,091 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-15 00:29:17,092 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-15 00:29:17,092 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-15 00:29:17,092 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__4 [2020-10-15 00:29:17,092 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-15 00:29:17,092 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 00:29:17,092 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-15 00:29:17,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 00:29:17,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 00:29:17,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 00:29:19,341 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 00:29:19,341 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-15 00:29:19,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:29:19 BoogieIcfgContainer [2020-10-15 00:29:19,351 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 00:29:19,352 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 00:29:19,352 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 00:29:19,356 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 00:29:19,356 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 12:29:15" (1/3) ... [2020-10-15 00:29:19,357 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b568229 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:29:19, skipping insertion in model container [2020-10-15 00:29:19,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:29:16" (2/3) ... [2020-10-15 00:29:19,357 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b568229 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:29:19, skipping insertion in model container [2020-10-15 00:29:19,358 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:29:19" (3/3) ... [2020-10-15 00:29:19,359 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec2_product18.cil.c [2020-10-15 00:29:19,370 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 00:29:19,380 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 00:29:19,394 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 00:29:19,428 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 00:29:19,428 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 00:29:19,428 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 00:29:19,428 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 00:29:19,428 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 00:29:19,429 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 00:29:19,429 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 00:29:19,429 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 00:29:19,478 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states. [2020-10-15 00:29:19,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-10-15 00:29:19,506 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:29:19,508 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 00:29:19,508 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:29:19,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:29:19,515 INFO L82 PathProgramCache]: Analyzing trace with hash -1188892362, now seen corresponding path program 1 times [2020-10-15 00:29:19,525 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:29:19,525 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [520778333] [2020-10-15 00:29:19,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:29:20,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:20,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:20,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:20,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:20,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:25,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:25,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-15 00:29:25,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:29:25,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5088 [2020-10-15 00:29:25,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:25,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:25,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 00:29:25,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:29:25,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-15 00:29:25,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-15 00:29:26,469 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-15 00:29:26,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:29:26,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:26,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:26,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:26,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:29:26,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:26,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 163 [2020-10-15 00:29:26,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:26,676 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:26,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:29:26,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:26,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:29:26,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:26,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:29:26,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:26,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:26,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:26,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:29:26,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:26,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:29:26,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:26,722 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:26,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:29:26,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:26,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:29:26,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:26,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:29:26,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:26,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:26,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:26,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:29:26,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:26,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:29:26,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:26,731 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:26,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:29:26,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:26,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:29:26,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:26,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:29:26,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:26,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:26,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:26,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:29:26,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:26,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:29:26,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:26,742 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:26,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:29:26,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:26,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:29:26,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:26,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:29:26,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:26,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:26,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:26,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:29:26,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:26,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:29:26,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:26,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:26,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:29:26,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:26,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:29:26,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:26,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 00:29:26,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:26,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:26,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:26,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:29:26,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:26,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 00:29:26,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:26,784 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:26,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:29:26,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:26,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:29:26,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:27,136 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-15 00:29:27,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-15 00:29:27,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:27,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:27,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:27,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:27,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:27,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:28,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:31,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:31,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-15 00:29:31,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 00:29:31,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4469 [2020-10-15 00:29:31,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:31,635 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:31,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:29:31,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 00:29:31,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-15 00:29:31,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:31,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:29:31,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:31,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:31,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:31,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:31,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:32,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:32,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:32,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 00:29:32,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 00:29:32,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 657 [2020-10-15 00:29:32,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:32,473 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:32,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:29:32,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:32,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-15 00:29:32,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:32,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:29:32,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:32,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:32,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:32,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:32,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:29:32,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:29:32,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:29:32,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:32,488 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:32,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:29:32,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:29:32,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:29:32,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:32,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 00:29:32,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:32,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:32,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:32,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:32,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 00:29:32,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:29:32,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-15 00:29:32,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:32,547 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:32,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:29:32,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:29:32,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 00:29:32,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:32,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 00:29:32,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:32,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:32,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:32,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:29:32,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:32,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:29:32,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:32,616 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:32,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:29:32,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:32,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:29:32,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:32,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-15 00:29:32,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:32,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:32,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:32,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:32,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-15 00:29:32,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:29:32,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 157 [2020-10-15 00:29:32,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:32,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:32,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 00:29:32,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 00:29:32,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-15 00:29:32,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:32,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:29:32,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:32,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:32,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:32,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-15 00:29:32,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:32,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-15 00:29:32,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:32,905 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:32,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 00:29:32,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 00:29:32,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-15 00:29:32,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:32,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:29:32,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:32,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:32,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:32,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:29:32,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:32,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:29:32,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:32,920 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:32,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:29:32,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:32,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:29:32,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:29:32,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-15 00:29:32,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:32,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:32,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:32,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 00:29:32,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:32,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 00:29:32,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:32,935 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:32,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:29:32,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:32,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 00:29:32,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:32,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:29:32,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:32,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:32,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:32,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:29:32,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:32,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:29:32,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:32,942 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:32,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:29:32,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:32,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:29:32,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:33,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 00:29:33,036 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [520778333] [2020-10-15 00:29:33,038 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 00:29:33,038 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-15 00:29:33,039 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465471381] [2020-10-15 00:29:33,043 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-15 00:29:33,044 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:29:33,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-15 00:29:33,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2020-10-15 00:29:33,064 INFO L87 Difference]: Start difference. First operand 758 states. Second operand 14 states. [2020-10-15 00:29:35,035 WARN L193 SmtUtils]: Spent 804.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2020-10-15 00:29:35,501 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-15 00:29:36,404 WARN L193 SmtUtils]: Spent 760.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-15 00:29:37,182 WARN L193 SmtUtils]: Spent 745.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-15 00:29:38,118 WARN L193 SmtUtils]: Spent 711.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-15 00:29:39,919 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 00:29:43,433 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-15 00:29:45,212 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-15 00:30:01,577 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-15 00:30:02,313 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-15 00:30:18,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:30:18,477 INFO L93 Difference]: Finished difference Result 2462 states and 4381 transitions. [2020-10-15 00:30:18,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-15 00:30:18,480 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 85 [2020-10-15 00:30:18,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:30:18,528 INFO L225 Difference]: With dead ends: 2462 [2020-10-15 00:30:18,528 INFO L226 Difference]: Without dead ends: 1851 [2020-10-15 00:30:18,539 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 343 ImplicationChecksByTransitivity, 6.8s TimeCoverageRelationStatistics Valid=347, Invalid=1059, Unknown=0, NotChecked=0, Total=1406 [2020-10-15 00:30:18,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1851 states. [2020-10-15 00:30:18,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1851 to 1074. [2020-10-15 00:30:18,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1074 states. [2020-10-15 00:30:18,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 1074 states and 1748 transitions. [2020-10-15 00:30:18,966 INFO L78 Accepts]: Start accepts. Automaton has 1074 states and 1748 transitions. Word has length 85 [2020-10-15 00:30:18,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 00:30:18,967 INFO L479 AbstractCegarLoop]: Abstraction has 1074 states and 1748 transitions. [2020-10-15 00:30:18,967 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-15 00:30:18,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 1748 transitions. [2020-10-15 00:30:18,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-10-15 00:30:18,976 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:30:18,976 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 00:30:18,977 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 00:30:18,977 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:30:18,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:30:18,977 INFO L82 PathProgramCache]: Analyzing trace with hash 1553519391, now seen corresponding path program 1 times [2020-10-15 00:30:18,977 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:30:18,978 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1856827043] [2020-10-15 00:30:18,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:30:19,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:19,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:19,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:19,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:19,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:19,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:20,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:22,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:24,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:24,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-10-15 00:30:24,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 00:30:24,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-15 00:30:24,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:24,058 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:24,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-15 00:30:24,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:30:24,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 111 [2020-10-15 00:30:24,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:30:24,922 WARN L193 SmtUtils]: Spent 769.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-15 00:30:24,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:30:24,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:24,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:25,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:25,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:30:25,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:30:25,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 115 [2020-10-15 00:30:25,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:25,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:25,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:30:25,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:30:25,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:30:25,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:30:25,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:30:25,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:25,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:25,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:25,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:30:25,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:30:25,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:30:25,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:25,113 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:25,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:30:25,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:30:25,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:30:25,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:30:25,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:30:25,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:25,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:25,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:25,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:30:25,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:30:25,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:30:25,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:25,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:25,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:30:25,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:30:25,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:30:25,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:30:25,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:30:25,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:25,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:25,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:25,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:30:25,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:30:25,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:30:25,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:25,132 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:25,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:30:25,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:30:25,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:30:25,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:30:25,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:30:25,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:25,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:25,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:25,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:30:25,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:30:25,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:30:25,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:25,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:25,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:30:25,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:30:25,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:30:25,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:30:25,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 00:30:25,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:25,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:25,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:25,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:30:25,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:30:25,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:30:25,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:25,176 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:25,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:30:25,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:30:25,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:30:25,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:30:25,411 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-15 00:30:25,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-15 00:30:25,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:25,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:25,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:25,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:25,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:25,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:26,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:30,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:30,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 123 [2020-10-15 00:30:30,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 00:30:30,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-15 00:30:30,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:30,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:30,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:30:30,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-15 00:30:30,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-15 00:30:30,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:30:30,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:30:30,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:30,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:30,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:30,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:30,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:31,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:31,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 00:30:31,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:30:31,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 505 [2020-10-15 00:30:31,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:31,078 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:31,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:30:31,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 00:30:31,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-15 00:30:31,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:30:31,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:30:31,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:31,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:31,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:31,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:31,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:30:31,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:30:31,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 00:30:31,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:31,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:31,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:30:31,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:30:31,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:30:31,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:30:31,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-15 00:30:31,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:31,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:31,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:31,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:31,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:31,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 00:30:31,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:30:31,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-15 00:30:31,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:31,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:31,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:30:31,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:30:31,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-15 00:30:31,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:30:31,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-15 00:30:31,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:31,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:31,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:31,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:30:31,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:30:31,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:30:31,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:31,305 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:31,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:30:31,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:30:31,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:30:31,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:30:31,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 00:30:31,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:31,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:31,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:31,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:31,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:31,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:34,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:36,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:36,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-15 00:30:36,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 00:30:36,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-15 00:30:36,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:36,335 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:36,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 00:30:36,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-15 00:30:36,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-15 00:30:36,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:30:36,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:30:36,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:36,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:36,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:36,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:36,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:36,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:39,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:39,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-15 00:30:39,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 00:30:39,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3301 [2020-10-15 00:30:39,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:39,670 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:39,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 00:30:39,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-15 00:30:39,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-15 00:30:39,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:30:39,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:30:39,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:39,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:39,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:39,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:30:39,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:30:39,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:30:39,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:39,742 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:39,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:30:39,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:30:39,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:30:39,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:30:39,987 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-15 00:30:39,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 00:30:40,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:40,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:40,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:40,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:40,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:40,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:40,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:40,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 00:30:40,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 00:30:40,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 905 [2020-10-15 00:30:40,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:40,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:40,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:30:40,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:30:40,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-15 00:30:40,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:30:40,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:30:40,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:40,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:40,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:40,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 00:30:40,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:30:40,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:30:40,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:40,925 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:40,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:30:40,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:30:40,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:30:40,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:30:40,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:30:40,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:40,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:40,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:40,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:30:40,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:30:40,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:30:40,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:40,929 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:40,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:30:40,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:30:40,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:30:40,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:30:40,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 00:30:40,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:40,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:40,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:40,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:30:40,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:30:40,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:30:40,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:40,934 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:40,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:30:40,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:30:40,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:30:40,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:30:40,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 00:30:40,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:40,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:40,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:40,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:30:40,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:30:40,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:30:40,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:40,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:40,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:30:40,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:30:40,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:30:40,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:30:41,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-15 00:30:41,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:41,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:41,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:41,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 00:30:41,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:30:41,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 00:30:41,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:41,018 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:41,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 00:30:41,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 00:30:41,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-15 00:30:41,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:30:41,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:30:41,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:41,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:41,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:41,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:30:41,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:30:41,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:30:41,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:41,126 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:41,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:30:41,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:30:41,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:30:41,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:30:41,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 00:30:41,292 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1856827043] [2020-10-15 00:30:41,292 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 00:30:41,292 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2020-10-15 00:30:41,292 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955924064] [2020-10-15 00:30:41,294 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-15 00:30:41,294 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:30:41,295 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-15 00:30:41,295 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=364, Unknown=0, NotChecked=0, Total=420 [2020-10-15 00:30:41,295 INFO L87 Difference]: Start difference. First operand 1074 states and 1748 transitions. Second operand 21 states. [2020-10-15 00:30:43,075 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2020-10-15 00:30:44,399 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-15 00:30:45,255 WARN L193 SmtUtils]: Spent 726.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-15 00:30:46,080 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-15 00:30:46,937 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-15 00:30:48,616 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-15 00:30:49,289 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 00:30:50,105 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-15 00:30:51,035 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-15 00:30:51,407 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-15 00:30:51,667 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-15 00:30:51,825 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 00:30:53,792 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-15 00:30:54,572 WARN L193 SmtUtils]: Spent 726.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2020-10-15 00:30:56,020 WARN L193 SmtUtils]: Spent 736.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-15 00:30:56,845 WARN L193 SmtUtils]: Spent 771.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-15 00:30:58,027 WARN L193 SmtUtils]: Spent 733.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-15 00:30:58,854 WARN L193 SmtUtils]: Spent 754.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-15 00:31:01,282 WARN L193 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 408 DAG size of output: 402 [2020-10-15 00:31:02,101 WARN L193 SmtUtils]: Spent 758.00 ms on a formula simplification that was a NOOP. DAG size: 410 [2020-10-15 00:31:03,594 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-15 00:31:03,983 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 117 [2020-10-15 00:31:06,600 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-15 00:31:07,002 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-15 00:31:10,102 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2020-10-15 00:31:10,306 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-15 00:31:11,170 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-15 00:31:13,384 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-15 00:31:15,199 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-15 00:31:16,153 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-15 00:31:16,965 WARN L193 SmtUtils]: Spent 723.00 ms on a formula simplification that was a NOOP. DAG size: 406 [2020-10-15 00:31:17,314 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-15 00:31:18,088 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-15 00:31:18,308 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 00:31:19,152 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2020-10-15 00:31:23,995 WARN L193 SmtUtils]: Spent 750.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-15 00:31:25,067 WARN L193 SmtUtils]: Spent 767.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-15 00:31:26,679 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 408 DAG size of output: 404 [2020-10-15 00:31:27,240 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 119 [2020-10-15 00:31:29,580 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-15 00:31:31,831 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-15 00:31:34,793 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 00:31:34,955 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 00:31:35,778 WARN L193 SmtUtils]: Spent 711.00 ms on a formula simplification that was a NOOP. DAG size: 399 [2020-10-15 00:31:37,148 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-15 00:31:50,248 WARN L193 SmtUtils]: Spent 744.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-15 00:31:51,084 WARN L193 SmtUtils]: Spent 748.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-15 00:31:52,654 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 409 DAG size of output: 405 [2020-10-15 00:31:53,751 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 121 [2020-10-15 00:32:00,966 WARN L193 SmtUtils]: Spent 757.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-15 00:32:01,858 WARN L193 SmtUtils]: Spent 798.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-15 00:32:02,699 WARN L193 SmtUtils]: Spent 781.00 ms on a formula simplification that was a NOOP. DAG size: 411 [2020-10-15 00:32:03,150 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 00:32:05,527 WARN L193 SmtUtils]: Spent 743.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-15 00:32:06,389 WARN L193 SmtUtils]: Spent 769.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-15 00:32:08,644 WARN L193 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 409 DAG size of output: 403 [2020-10-15 00:32:09,209 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 119 [2020-10-15 00:32:12,886 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2020-10-15 00:32:13,548 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-15 00:32:13,821 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-15 00:32:14,261 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2020-10-15 00:32:20,286 WARN L193 SmtUtils]: Spent 769.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2020-10-15 00:32:21,164 WARN L193 SmtUtils]: Spent 773.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2020-10-15 00:32:21,985 WARN L193 SmtUtils]: Spent 762.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-15 00:32:22,211 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-10-15 00:32:26,617 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-10-15 00:32:27,723 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-15 00:32:32,901 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-15 00:32:36,785 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-15 00:32:37,187 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 00:32:39,240 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 00:32:44,536 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-15 00:32:55,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:32:55,806 INFO L93 Difference]: Finished difference Result 8622 states and 16669 transitions. [2020-10-15 00:32:55,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2020-10-15 00:32:55,807 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 121 [2020-10-15 00:32:55,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:32:55,887 INFO L225 Difference]: With dead ends: 8622 [2020-10-15 00:32:55,888 INFO L226 Difference]: Without dead ends: 7631 [2020-10-15 00:32:55,911 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 147 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8921 ImplicationChecksByTransitivity, 43.5s TimeCoverageRelationStatistics Valid=3221, Invalid=18831, Unknown=0, NotChecked=0, Total=22052 [2020-10-15 00:32:55,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7631 states.