/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=BIGGEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/elevator_spec1_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 16:35:53,314 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 16:35:53,317 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 16:35:53,354 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 16:35:53,355 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 16:35:53,364 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 16:35:53,366 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 16:35:53,369 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 16:35:53,371 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 16:35:53,375 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 16:35:53,375 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 16:35:53,378 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 16:35:53,378 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 16:35:53,381 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 16:35:53,382 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 16:35:53,383 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 16:35:53,385 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 16:35:53,387 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 16:35:53,388 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 16:35:53,395 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 16:35:53,397 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 16:35:53,398 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 16:35:53,400 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 16:35:53,401 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 16:35:53,405 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 16:35:53,405 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 16:35:53,405 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 16:35:53,408 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 16:35:53,409 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 16:35:53,411 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 16:35:53,411 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 16:35:53,411 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 16:35:53,412 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 16:35:53,413 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 16:35:53,414 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 16:35:53,414 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 16:35:53,415 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 16:35:53,415 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 16:35:53,415 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 16:35:53,416 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 16:35:53,417 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 16:35:53,418 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-12 16:35:53,459 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 16:35:53,459 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 16:35:53,461 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 16:35:53,461 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 16:35:53,462 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 16:35:53,462 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 16:35:53,462 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 16:35:53,462 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 16:35:53,462 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 16:35:53,462 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 16:35:53,464 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 16:35:53,464 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 16:35:53,464 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 16:35:53,464 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 16:35:53,465 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 16:35:53,465 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 16:35:53,465 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 16:35:53,465 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 16:35:53,465 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 16:35:53,465 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 16:35:53,466 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 16:35:53,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 16:35:53,466 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 16:35:53,466 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 16:35:53,466 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 16:35:53,467 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 16:35:53,467 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 16:35:53,467 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 16:35:53,467 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 16:35:53,467 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 16:35:53,763 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 16:35:53,775 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 16:35:53,779 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 16:35:53,780 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 16:35:53,781 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 16:35:53,782 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec1_product03.cil.c [2020-10-12 16:35:53,840 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e9d4fde68/55c8b77aab954ec8acd6ccccf0b9c1fc/FLAG41fddf004 [2020-10-12 16:35:54,463 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 16:35:54,465 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec1_product03.cil.c [2020-10-12 16:35:54,484 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e9d4fde68/55c8b77aab954ec8acd6ccccf0b9c1fc/FLAG41fddf004 [2020-10-12 16:35:54,691 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e9d4fde68/55c8b77aab954ec8acd6ccccf0b9c1fc [2020-10-12 16:35:54,699 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 16:35:54,701 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 16:35:54,702 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 16:35:54,702 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 16:35:54,705 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 16:35:54,706 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:35:54" (1/1) ... [2020-10-12 16:35:54,708 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7813d27b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:35:54, skipping insertion in model container [2020-10-12 16:35:54,708 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:35:54" (1/1) ... [2020-10-12 16:35:54,716 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 16:35:54,782 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 16:35:55,449 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:35:55,463 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 16:35:55,618 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:35:55,699 INFO L208 MainTranslator]: Completed translation [2020-10-12 16:35:55,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:35:55 WrapperNode [2020-10-12 16:35:55,700 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 16:35:55,701 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 16:35:55,701 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 16:35:55,701 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 16:35:55,716 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:35:55" (1/1) ... [2020-10-12 16:35:55,716 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:35:55" (1/1) ... [2020-10-12 16:35:55,749 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:35:55" (1/1) ... [2020-10-12 16:35:55,750 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:35:55" (1/1) ... [2020-10-12 16:35:55,813 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:35:55" (1/1) ... [2020-10-12 16:35:55,856 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:35:55" (1/1) ... [2020-10-12 16:35:55,880 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:35:55" (1/1) ... [2020-10-12 16:35:55,910 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 16:35:55,910 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 16:35:55,911 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 16:35:55,911 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 16:35:55,916 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:35:55" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 16:35:56,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 16:35:56,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 16:35:56,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 16:35:56,010 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 16:35:56,010 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 16:35:56,011 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 16:35:56,011 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 16:35:56,012 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 16:35:56,012 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 16:35:56,012 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 16:35:56,013 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 16:35:56,013 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 16:35:56,013 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 16:35:56,013 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-12 16:35:56,013 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-12 16:35:56,014 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 16:35:56,015 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-12 16:35:56,015 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-12 16:35:56,015 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-12 16:35:56,015 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-12 16:35:56,015 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-12 16:35:56,015 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-12 16:35:56,016 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-12 16:35:56,016 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-12 16:35:56,017 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-12 16:35:56,017 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-12 16:35:56,018 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-12 16:35:56,018 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-12 16:35:56,018 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-12 16:35:56,018 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-12 16:35:56,019 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__base [2020-10-12 16:35:56,019 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-12 16:35:56,019 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-12 16:35:56,019 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-12 16:35:56,019 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__base [2020-10-12 16:35:56,020 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-12 16:35:56,020 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-12 16:35:56,020 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-12 16:35:56,020 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 16:35:56,020 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-12 16:35:56,020 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-12 16:35:56,021 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-12 16:35:56,021 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-12 16:35:56,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-12 16:35:56,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__2 [2020-10-12 16:35:56,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__3 [2020-10-12 16:35:56,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__4 [2020-10-12 16:35:56,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 16:35:56,022 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-12 16:35:56,022 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-12 16:35:56,022 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-12 16:35:56,023 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-12 16:35:56,023 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-12 16:35:56,023 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-12 16:35:56,023 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-12 16:35:56,024 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-12 16:35:56,024 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-12 16:35:56,024 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-12 16:35:56,024 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-12 16:35:56,024 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-12 16:35:56,024 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-12 16:35:56,025 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-12 16:35:56,025 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-12 16:35:56,025 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-12 16:35:56,025 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-12 16:35:56,026 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-12 16:35:56,026 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-12 16:35:56,026 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 16:35:56,026 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-12 16:35:56,027 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-12 16:35:56,027 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-12 16:35:56,028 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 16:35:56,029 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-12 16:35:56,029 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 16:35:56,029 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 16:35:56,029 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 16:35:56,029 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 16:35:56,030 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 16:35:56,030 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 16:35:56,030 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 16:35:56,030 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 16:35:56,030 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 16:35:56,031 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 16:35:56,031 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 16:35:56,031 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 16:35:56,031 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 16:35:56,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 16:35:56,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 16:35:56,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 16:35:56,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 16:35:56,033 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 16:35:56,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 16:35:56,033 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 16:35:56,033 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 16:35:56,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 16:35:56,034 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 16:35:56,034 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 16:35:56,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 16:35:56,034 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 16:35:56,034 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-12 16:35:56,035 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-12 16:35:56,035 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 16:35:56,035 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-12 16:35:56,035 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-12 16:35:56,035 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-12 16:35:56,036 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-12 16:35:56,036 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-12 16:35:56,036 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-12 16:35:56,036 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-12 16:35:56,036 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-12 16:35:56,036 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 16:35:56,037 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 16:35:56,037 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 16:35:56,037 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-12 16:35:56,037 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-12 16:35:56,038 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-12 16:35:56,038 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-12 16:35:56,038 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-12 16:35:56,039 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-12 16:35:56,039 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-12 16:35:56,040 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-12 16:35:56,040 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-12 16:35:56,040 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-12 16:35:56,040 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-12 16:35:56,040 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-12 16:35:56,041 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-12 16:35:56,041 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-12 16:35:56,041 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-12 16:35:56,041 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-12 16:35:56,041 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-12 16:35:56,041 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-12 16:35:56,042 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-12 16:35:56,042 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-12 16:35:56,042 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-12 16:35:56,042 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__base [2020-10-12 16:35:56,042 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-12 16:35:56,043 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-12 16:35:56,043 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__base [2020-10-12 16:35:56,043 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-12 16:35:56,043 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-12 16:35:56,043 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-12 16:35:56,043 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__3 [2020-10-12 16:35:56,044 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-12 16:35:56,044 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 16:35:56,044 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-12 16:35:56,044 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__2 [2020-10-12 16:35:56,044 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__4 [2020-10-12 16:35:56,045 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-12 16:35:56,045 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-12 16:35:56,045 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-12 16:35:56,045 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-12 16:35:56,045 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-12 16:35:56,045 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-12 16:35:56,046 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-12 16:35:56,046 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-12 16:35:56,046 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-12 16:35:56,046 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-12 16:35:56,046 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-12 16:35:56,046 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-12 16:35:56,047 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 16:35:56,047 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-12 16:35:56,047 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 16:35:56,047 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 16:35:56,047 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 16:35:56,047 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 16:35:56,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 16:35:56,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 16:35:58,130 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 16:35:58,131 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-12 16:35:58,142 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:35:58 BoogieIcfgContainer [2020-10-12 16:35:58,142 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 16:35:58,144 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 16:35:58,144 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 16:35:58,147 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 16:35:58,147 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 04:35:54" (1/3) ... [2020-10-12 16:35:58,148 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44ba53b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:35:58, skipping insertion in model container [2020-10-12 16:35:58,148 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:35:55" (2/3) ... [2020-10-12 16:35:58,149 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44ba53b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:35:58, skipping insertion in model container [2020-10-12 16:35:58,149 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:35:58" (3/3) ... [2020-10-12 16:35:58,151 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec1_product03.cil.c [2020-10-12 16:35:58,161 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 16:35:58,183 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 16:35:58,202 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 16:35:58,233 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 16:35:58,234 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 16:35:58,234 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 16:35:58,234 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 16:35:58,234 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 16:35:58,234 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 16:35:58,234 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 16:35:58,234 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 16:35:58,271 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states. [2020-10-12 16:35:58,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2020-10-12 16:35:58,309 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:35:58,310 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 16:35:58,311 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:35:58,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:35:58,318 INFO L82 PathProgramCache]: Analyzing trace with hash -1215975064, now seen corresponding path program 1 times [2020-10-12 16:35:58,326 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:35:58,327 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1826545896] [2020-10-12 16:35:58,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:35:58,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:58,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:59,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:59,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:59,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:00,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:02,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:02,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:02,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:03,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:03,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 234 [2020-10-12 16:36:03,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-12 16:36:03,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5050 [2020-10-12 16:36:03,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:03,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:36:03,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 91 [2020-10-12 16:36:03,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 16:36:03,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 16:36:04,865 WARN L193 SmtUtils]: Spent 897.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:36:04,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:36:04,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:04,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:04,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:04,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:36:04,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:04,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-12 16:36:04,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:04,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:36:04,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:04,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:36:04,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:04,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:36:04,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:04,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:04,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:04,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:36:04,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:04,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:36:04,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:04,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:36:04,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:04,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:36:04,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:04,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:36:04,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:04,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:04,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:05,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:36:05,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:05,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:36:05,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:05,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:36:05,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:05,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:36:05,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-12 16:36:05,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:36:05,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:05,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:05,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:05,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:36:05,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:05,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:36:05,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:05,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:36:05,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:05,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:36:05,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:05,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:36:05,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:05,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:05,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:05,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:36:05,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:05,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 16:36:05,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:05,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:36:05,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:05,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:36:05,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:05,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 16:36:05,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:05,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:05,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:05,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:36:05,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:05,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:36:05,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:05,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:36:05,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:05,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:36:05,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:36:05,243 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-12 16:36:05,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:36:05,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:05,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:05,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:05,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:05,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:05,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:05,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:05,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:10,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:10,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 184 [2020-10-12 16:36:10,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 16:36:10,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-12 16:36:10,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:10,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:36:10,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 46 [2020-10-12 16:36:10,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 16:36:10,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:36:10,477 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-12 16:36:10,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:36:10,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:10,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:10,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:10,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:10,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:10,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:10,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:11,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:11,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 16:36:11,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 16:36:11,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1108 [2020-10-12 16:36:11,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:11,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:36:11,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 16:36:11,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 16:36:11,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:36:11,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:36:11,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:11,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:11,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:11,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:11,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:36:11,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:36:11,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 16:36:11,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:11,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:36:11,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:36:11,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:36:11,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:36:11,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 16:36:11,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:11,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:11,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:11,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:11,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:11,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:11,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-12 16:36:11,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:36:11,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 224 [2020-10-12 16:36:11,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:11,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:36:11,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:36:11,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-12 16:36:11,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:12,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:36:12,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:12,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:12,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:12,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:12,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:36:12,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:36:12,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-12 16:36:12,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:12,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 16:36:12,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:12,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:36:12,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:36:12,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:36:12,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:12,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:12,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:12,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:36:12,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:12,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 16:36:12,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:12,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:36:12,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:12,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:36:12,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:36:12,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:36:12,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:12,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:12,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:12,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:12,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:12,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:13,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:13,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 16:36:13,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:36:13,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 945 [2020-10-12 16:36:13,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:13,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:36:13,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 16:36:13,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 16:36:13,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:13,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:36:13,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:13,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:13,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:13,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:13,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:36:13,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:36:13,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 16:36:13,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:13,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:36:13,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:36:13,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:36:13,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:36:13,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 16:36:13,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:13,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:13,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:13,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:13,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:13,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:13,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-12 16:36:13,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:36:13,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 205 [2020-10-12 16:36:13,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:13,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:36:13,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:36:13,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-12 16:36:13,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:13,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:36:13,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:13,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:13,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:13,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:13,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:36:13,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:36:13,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-12 16:36:13,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:13,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 16:36:13,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:13,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:36:13,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:13,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:36:13,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:13,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:13,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:13,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:36:13,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:13,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 16:36:13,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:13,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:36:13,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:13,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:36:13,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:13,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-12 16:36:13,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:13,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:13,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:13,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:13,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:14,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:15,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:15,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-12 16:36:15,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:36:15,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1682 [2020-10-12 16:36:15,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:15,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:36:15,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-12 16:36:15,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-12 16:36:15,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:15,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:36:15,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:15,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:15,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:15,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:16,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:16,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-12 16:36:16,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:36:16,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 860 [2020-10-12 16:36:16,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:16,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:36:16,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-12 16:36:16,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-12 16:36:16,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:36:16,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:36:16,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:16,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:16,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:16,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:36:16,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:16,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-12 16:36:16,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:16,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:36:16,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:16,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-12 16:36:16,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:16,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:36:16,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:16,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:16,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:16,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:36:16,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:16,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 16:36:16,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:16,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:36:16,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:16,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:36:16,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:36:16,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:36:16,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:16,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:16,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:16,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:36:16,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:16,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:36:16,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:16,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:36:16,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:16,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:36:16,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:16,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:36:16,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:16,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:16,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:16,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:36:16,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:16,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:36:16,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:16,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:36:16,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:16,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:36:16,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:16,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:36:16,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:16,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:16,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:16,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:36:16,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:16,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 16:36:16,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:16,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:36:16,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:16,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-12 16:36:16,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:16,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:36:16,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:16,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:16,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:16,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:36:16,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:16,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:36:16,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:16,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:36:16,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:16,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:36:16,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:16,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:36:16,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:16,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:16,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:16,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:36:16,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:16,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:36:16,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:16,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:36:16,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:16,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:36:16,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:16,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:36:16,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:16,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:16,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:16,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:36:16,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:16,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:36:16,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:16,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:36:16,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:16,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:36:16,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:16,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-12 16:36:16,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:16,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:16,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:16,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:16,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:36:16,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:36:16,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 16:36:16,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:16,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:36:16,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 16:36:16,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 16:36:16,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:16,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-12 16:36:16,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:16,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:16,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:16,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 16:36:16,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:16,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:36:16,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:16,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:36:16,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-12 16:36:16,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:36:16,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:16,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:36:16,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:16,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:16,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:16,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:36:16,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:16,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:36:16,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:16,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:36:16,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:16,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:36:16,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:16,891 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-12 16:36:16,892 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1826545896] [2020-10-12 16:36:16,894 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 16:36:16,894 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2020-10-12 16:36:16,895 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424220115] [2020-10-12 16:36:16,901 INFO L459 AbstractCegarLoop]: Interpolant automaton has 30 states [2020-10-12 16:36:16,901 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:36:16,916 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2020-10-12 16:36:16,918 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=794, Unknown=0, NotChecked=0, Total=870 [2020-10-12 16:36:16,920 INFO L87 Difference]: Start difference. First operand 750 states. Second operand 30 states. [2020-10-12 16:36:19,912 WARN L193 SmtUtils]: Spent 735.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:36:20,683 WARN L193 SmtUtils]: Spent 680.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:36:21,711 WARN L193 SmtUtils]: Spent 661.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:36:22,488 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:36:23,356 WARN L193 SmtUtils]: Spent 672.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:36:24,263 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:36:25,175 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:36:25,948 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:36:26,842 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:36:27,843 WARN L193 SmtUtils]: Spent 673.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:36:31,178 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:36:31,931 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:36:32,760 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:36:33,830 WARN L193 SmtUtils]: Spent 674.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:36:34,619 WARN L193 SmtUtils]: Spent 667.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:36:35,398 WARN L193 SmtUtils]: Spent 696.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:36:36,192 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:36:36,981 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:36:37,762 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:36:38,619 WARN L193 SmtUtils]: Spent 702.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:36:39,431 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:36:40,272 WARN L193 SmtUtils]: Spent 734.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:36:41,268 WARN L193 SmtUtils]: Spent 727.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:36:42,175 WARN L193 SmtUtils]: Spent 734.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:36:43,106 WARN L193 SmtUtils]: Spent 758.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-12 16:36:43,312 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-12 16:36:43,626 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:36:44,551 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-12 16:36:45,453 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:36:45,833 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:36:46,703 WARN L193 SmtUtils]: Spent 743.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:36:48,663 WARN L193 SmtUtils]: Spent 713.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:36:51,037 WARN L193 SmtUtils]: Spent 722.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:36:56,122 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-12 16:36:56,785 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-12 16:36:58,838 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-12 16:37:03,796 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:37:04,217 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-12 16:37:05,137 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:37:05,907 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:37:07,500 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:37:08,396 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:37:09,859 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-12 16:37:10,194 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-12 16:37:10,634 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-12 16:37:11,547 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:37:11,784 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:37:12,957 WARN L193 SmtUtils]: Spent 672.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:37:14,001 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:37:16,183 WARN L193 SmtUtils]: Spent 670.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:37:16,996 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-12 16:37:17,985 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:37:23,425 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:37:24,333 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:37:24,842 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:37:24,997 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-12 16:37:31,370 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:37:41,603 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:37:52,263 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:37:59,390 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-12 16:37:59,837 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-12 16:38:20,477 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:38:35,556 WARN L193 SmtUtils]: Spent 680.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:39:00,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:39:00,191 INFO L93 Difference]: Finished difference Result 5526 states and 10768 transitions. [2020-10-12 16:39:00,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2020-10-12 16:39:00,194 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 164 [2020-10-12 16:39:00,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:39:00,296 INFO L225 Difference]: With dead ends: 5526 [2020-10-12 16:39:00,296 INFO L226 Difference]: Without dead ends: 4849 [2020-10-12 16:39:00,328 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 75 SyntacticMatches, 3 SemanticMatches, 143 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7127 ImplicationChecksByTransitivity, 41.1s TimeCoverageRelationStatistics Valid=2303, Invalid=18577, Unknown=0, NotChecked=0, Total=20880 [2020-10-12 16:39:00,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4849 states. [2020-10-12 16:39:01,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4849 to 2869. [2020-10-12 16:39:01,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2869 states. [2020-10-12 16:39:01,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2869 states to 2869 states and 4687 transitions. [2020-10-12 16:39:01,363 INFO L78 Accepts]: Start accepts. Automaton has 2869 states and 4687 transitions. Word has length 164 [2020-10-12 16:39:01,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:39:01,364 INFO L479 AbstractCegarLoop]: Abstraction has 2869 states and 4687 transitions. [2020-10-12 16:39:01,364 INFO L480 AbstractCegarLoop]: Interpolant automaton has 30 states. [2020-10-12 16:39:01,364 INFO L276 IsEmpty]: Start isEmpty. Operand 2869 states and 4687 transitions. [2020-10-12 16:39:01,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-10-12 16:39:01,382 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:39:01,383 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 16:39:01,383 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 16:39:01,384 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:39:01,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:39:01,384 INFO L82 PathProgramCache]: Analyzing trace with hash 461815517, now seen corresponding path program 1 times [2020-10-12 16:39:01,384 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:39:01,385 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2070134897] [2020-10-12 16:39:01,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:39:01,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:01,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:01,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:01,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:01,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:01,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:01,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:03,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:05,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:05,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:05,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:06,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:06,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 240 [2020-10-12 16:39:06,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-12 16:39:06,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5082 [2020-10-12 16:39:06,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:06,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 29 [2020-10-12 16:39:06,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:39:06,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 145 [2020-10-12 16:39:06,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:07,326 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:39:07,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:39:07,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:07,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:07,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:07,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:39:07,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:07,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 129 [2020-10-12 16:39:07,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:07,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:39:07,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:07,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 16:39:07,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:07,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:39:07,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:07,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:07,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:07,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:39:07,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:07,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:39:07,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:07,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:39:07,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:07,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:39:07,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:39:07,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:39:07,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:07,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:07,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:07,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:39:07,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:07,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:39:07,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:07,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:39:07,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:07,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:39:07,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:07,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:39:07,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:07,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:07,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:07,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:39:07,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:07,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:39:07,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:07,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:39:07,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:07,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:39:07,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:07,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:39:07,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:07,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:07,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:07,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:39:07,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:07,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:39:07,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:07,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:39:07,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:07,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:39:07,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:07,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 16:39:07,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:07,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:07,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:07,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:39:07,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:07,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:39:07,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:07,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:39:07,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:07,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:39:07,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:07,731 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-12 16:39:07,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:39:07,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:07,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:07,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:07,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:07,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:07,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:08,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:08,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:10,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:10,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:10,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:12,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:12,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 190 [2020-10-12 16:39:12,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-12 16:39:12,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-12 16:39:12,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:12,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:39:12,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-12 16:39:12,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 16:39:12,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:12,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:39:12,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:12,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:12,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:12,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:12,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:12,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:12,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:13,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:13,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-12 16:39:13,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 16:39:13,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 616 [2020-10-12 16:39:13,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:13,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:39:13,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:39:13,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 16:39:13,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:13,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:39:13,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:13,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:13,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:13,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:13,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:39:13,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:39:13,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 16:39:13,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:13,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:39:13,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:13,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:39:13,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:13,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 16:39:13,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:13,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:13,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:13,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:13,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:13,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:13,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-12 16:39:13,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:39:13,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 141 [2020-10-12 16:39:13,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:13,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:39:13,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:39:13,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-12 16:39:13,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:13,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:39:13,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:13,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:13,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:13,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:13,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:39:13,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:39:13,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-12 16:39:13,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:13,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 16:39:13,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:13,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:39:13,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:13,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:39:13,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:13,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:13,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:13,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:39:13,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:13,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:39:13,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:13,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:39:13,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:13,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:39:13,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:13,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-12 16:39:13,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:13,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:13,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:13,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:13,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:14,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:14,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:14,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-12 16:39:14,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:39:14,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 542 [2020-10-12 16:39:14,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:14,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:39:14,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:39:14,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 16:39:14,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:14,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:39:14,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:14,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:14,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:14,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:14,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:39:14,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:39:14,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 16:39:14,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:14,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:39:14,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:39:14,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:39:14,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:14,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 16:39:14,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:14,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:14,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:14,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:14,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:14,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:14,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-12 16:39:14,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:39:14,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 263 [2020-10-12 16:39:14,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:14,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:39:14,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:39:14,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-12 16:39:14,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:14,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:39:14,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:14,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:14,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:14,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:14,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:39:14,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:39:14,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-12 16:39:14,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:14,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 16:39:14,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:14,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:39:14,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:14,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:39:14,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:14,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:14,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:14,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:39:14,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:14,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:39:14,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:14,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:39:14,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:14,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:39:14,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:14,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-12 16:39:14,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:14,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:14,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:14,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:15,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:17,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:17,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-10-12 16:39:17,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:39:17,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2473 [2020-10-12 16:39:17,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:17,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-12 16:39:17,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-12 16:39:17,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-12 16:39:17,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:17,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:39:17,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:17,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:17,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:17,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:18,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:18,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-12 16:39:18,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:39:18,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1407 [2020-10-12 16:39:18,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:18,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-12 16:39:18,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-12 16:39:18,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-12 16:39:18,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:39:19,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:39:19,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:19,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:19,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:19,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 16:39:19,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:19,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 16:39:19,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:19,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:39:19,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:19,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-12 16:39:19,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:19,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:39:19,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:19,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:19,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:19,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:39:19,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:19,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 16:39:19,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:19,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:39:19,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:19,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 16:39:19,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:19,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:39:19,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:19,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:19,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:19,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:39:19,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:19,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:39:19,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:19,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:39:19,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:19,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 16:39:19,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:39:19,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-12 16:39:19,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:19,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:19,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:19,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:39:19,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:19,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:39:19,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:19,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:39:19,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:19,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:39:19,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:19,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-12 16:39:19,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:19,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:19,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:19,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:19,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:39:19,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:39:19,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-12 16:39:19,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:19,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:39:19,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:19,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-12 16:39:19,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:19,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:39:19,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:19,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:19,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:19,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:39:19,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:19,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 16:39:19,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:19,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:39:19,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:19,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:39:19,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:19,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:39:19,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:19,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:19,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:19,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:39:19,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:19,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:39:19,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:19,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:39:19,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:19,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 16:39:19,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:19,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-12 16:39:19,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:19,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:19,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:19,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:39:19,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:19,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:39:19,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:19,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:39:19,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:19,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:39:19,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:19,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-12 16:39:19,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:19,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:19,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:19,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:19,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:39:19,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:39:19,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 16:39:19,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:19,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 16:39:19,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 16:39:19,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 16:39:19,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:19,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-12 16:39:19,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:19,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:19,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:19,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 16:39:19,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:19,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:39:19,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:19,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:39:19,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-12 16:39:19,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:39:19,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:19,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:39:19,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:19,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:19,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:19,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:39:19,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:19,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:39:19,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:19,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:39:19,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:19,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:39:19,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:19,876 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-12 16:39:19,877 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2070134897] [2020-10-12 16:39:19,877 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 16:39:19,877 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39] total 39 [2020-10-12 16:39:19,877 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14548121] [2020-10-12 16:39:19,879 INFO L459 AbstractCegarLoop]: Interpolant automaton has 39 states [2020-10-12 16:39:19,880 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:39:19,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2020-10-12 16:39:19,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1385, Unknown=0, NotChecked=0, Total=1482 [2020-10-12 16:39:19,880 INFO L87 Difference]: Start difference. First operand 2869 states and 4687 transitions. Second operand 39 states. [2020-10-12 16:39:22,916 WARN L193 SmtUtils]: Spent 732.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-12 16:39:24,388 WARN L193 SmtUtils]: Spent 784.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:39:25,323 WARN L193 SmtUtils]: Spent 816.00 ms on a formula simplification that was a NOOP. DAG size: 399 [2020-10-12 16:39:26,578 WARN L193 SmtUtils]: Spent 781.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:39:27,482 WARN L193 SmtUtils]: Spent 794.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:39:28,565 WARN L193 SmtUtils]: Spent 790.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:39:29,666 WARN L193 SmtUtils]: Spent 792.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:39:30,763 WARN L193 SmtUtils]: Spent 785.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:39:31,683 WARN L193 SmtUtils]: Spent 788.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:39:32,853 WARN L193 SmtUtils]: Spent 864.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:39:34,104 WARN L193 SmtUtils]: Spent 787.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:39:37,386 WARN L193 SmtUtils]: Spent 757.00 ms on a formula simplification that was a NOOP. DAG size: 390