/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/elevator_spec14_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 02:09:18,272 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 02:09:18,275 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 02:09:18,321 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 02:09:18,322 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 02:09:18,324 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 02:09:18,326 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 02:09:18,328 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 02:09:18,331 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 02:09:18,332 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 02:09:18,334 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 02:09:18,336 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 02:09:18,336 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 02:09:18,338 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 02:09:18,339 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 02:09:18,341 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 02:09:18,342 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 02:09:18,344 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 02:09:18,368 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 02:09:18,377 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 02:09:18,381 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 02:09:18,384 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 02:09:18,386 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 02:09:18,389 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 02:09:18,399 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 02:09:18,400 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 02:09:18,400 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 02:09:18,403 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 02:09:18,404 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 02:09:18,405 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 02:09:18,405 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 02:09:18,406 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 02:09:18,409 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 02:09:18,410 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 02:09:18,411 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 02:09:18,411 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 02:09:18,412 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 02:09:18,412 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 02:09:18,413 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 02:09:18,414 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 02:09:18,415 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 02:09:18,416 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 02:09:18,474 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 02:09:18,475 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 02:09:18,476 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 02:09:18,477 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 02:09:18,477 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 02:09:18,477 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 02:09:18,478 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 02:09:18,478 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 02:09:18,478 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 02:09:18,478 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 02:09:18,479 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 02:09:18,479 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 02:09:18,479 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 02:09:18,480 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 02:09:18,480 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 02:09:18,480 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 02:09:18,480 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 02:09:18,481 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 02:09:18,481 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 02:09:18,481 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 02:09:18,482 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 02:09:18,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 02:09:18,482 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 02:09:18,482 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 02:09:18,483 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 02:09:18,483 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 02:09:18,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 02:09:18,483 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 02:09:18,484 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 02:09:18,484 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 02:09:18,931 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 02:09:18,960 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 02:09:18,963 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 02:09:18,965 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 02:09:18,965 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 02:09:18,967 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec14_product31.cil.c [2020-10-27 02:09:19,051 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dd792b11f/2cc414e0b9df4773a24466049f2a2592/FLAGd7728e30f [2020-10-27 02:09:19,924 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 02:09:19,924 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec14_product31.cil.c [2020-10-27 02:09:19,950 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dd792b11f/2cc414e0b9df4773a24466049f2a2592/FLAGd7728e30f [2020-10-27 02:09:20,063 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dd792b11f/2cc414e0b9df4773a24466049f2a2592 [2020-10-27 02:09:20,067 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 02:09:20,078 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 02:09:20,082 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 02:09:20,082 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 02:09:20,087 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 02:09:20,088 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:09:20" (1/1) ... [2020-10-27 02:09:20,093 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71d03a55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:09:20, skipping insertion in model container [2020-10-27 02:09:20,093 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:09:20" (1/1) ... [2020-10-27 02:09:20,103 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 02:09:20,207 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 02:09:21,023 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:09:21,041 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 02:09:21,181 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:09:21,249 INFO L208 MainTranslator]: Completed translation [2020-10-27 02:09:21,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:09:21 WrapperNode [2020-10-27 02:09:21,250 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 02:09:21,251 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 02:09:21,252 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 02:09:21,252 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 02:09:21,269 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:09:21" (1/1) ... [2020-10-27 02:09:21,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:09:21" (1/1) ... [2020-10-27 02:09:21,334 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:09:21" (1/1) ... [2020-10-27 02:09:21,335 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:09:21" (1/1) ... [2020-10-27 02:09:21,414 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:09:21" (1/1) ... [2020-10-27 02:09:21,438 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:09:21" (1/1) ... [2020-10-27 02:09:21,449 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:09:21" (1/1) ... [2020-10-27 02:09:21,466 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 02:09:21,467 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 02:09:21,467 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 02:09:21,467 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 02:09:21,468 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:09:21" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 02:09:21,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 02:09:21,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 02:09:21,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 02:09:21,543 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 02:09:21,543 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-27 02:09:21,543 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-27 02:09:21,544 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-27 02:09:21,544 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-27 02:09:21,544 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-27 02:09:21,544 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-27 02:09:21,544 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-27 02:09:21,544 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-27 02:09:21,544 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 02:09:21,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 02:09:21,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 02:09:21,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 02:09:21,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 02:09:21,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 02:09:21,545 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-27 02:09:21,546 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-27 02:09:21,546 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 02:09:21,546 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 02:09:21,546 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 02:09:21,546 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 02:09:21,546 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-27 02:09:21,546 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-27 02:09:21,547 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-27 02:09:21,547 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-27 02:09:21,547 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-27 02:09:21,547 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-27 02:09:21,547 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-27 02:09:21,547 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-27 02:09:21,547 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-27 02:09:21,548 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2020-10-27 02:09:21,548 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-27 02:09:21,548 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-27 02:09:21,548 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-27 02:09:21,548 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-27 02:09:21,548 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-27 02:09:21,548 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-27 02:09:21,549 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-27 02:09:21,549 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-27 02:09:21,549 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-27 02:09:21,549 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-27 02:09:21,549 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-27 02:09:21,549 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-27 02:09:21,549 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-27 02:09:21,550 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-27 02:09:21,550 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-27 02:09:21,550 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-27 02:09:21,550 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-27 02:09:21,550 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-27 02:09:21,550 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-27 02:09:21,550 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-27 02:09:21,551 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 02:09:21,551 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-27 02:09:21,551 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-27 02:09:21,551 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-27 02:09:21,551 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-27 02:09:21,551 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-27 02:09:21,551 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-27 02:09:21,552 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-27 02:09:21,552 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-27 02:09:21,552 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-27 02:09:21,552 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-27 02:09:21,552 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-27 02:09:21,552 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-27 02:09:21,552 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 02:09:21,552 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-27 02:09:21,553 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-27 02:09:21,553 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-27 02:09:21,553 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 02:09:21,553 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-27 02:09:21,553 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 02:09:21,553 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 02:09:21,553 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 02:09:21,554 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification14_spec__1 [2020-10-27 02:09:21,554 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 02:09:21,554 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 02:09:21,554 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 02:09:21,554 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 02:09:21,554 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 02:09:21,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 02:09:21,555 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 02:09:21,555 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-27 02:09:21,555 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-27 02:09:21,555 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-27 02:09:21,555 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-27 02:09:21,555 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-27 02:09:21,556 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-27 02:09:21,556 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-27 02:09:21,556 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-27 02:09:21,556 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 02:09:21,556 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 02:09:21,556 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 02:09:21,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 02:09:21,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 02:09:21,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 02:09:21,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 02:09:21,557 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 02:09:21,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 02:09:21,557 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 02:09:21,557 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 02:09:21,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 02:09:21,558 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 02:09:21,558 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 02:09:21,558 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 02:09:21,558 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-27 02:09:21,558 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 02:09:21,558 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-27 02:09:21,558 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-27 02:09:21,558 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-27 02:09:21,559 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-27 02:09:21,559 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-27 02:09:21,559 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-27 02:09:21,559 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 02:09:21,559 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 02:09:21,559 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 02:09:21,559 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 02:09:21,560 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-27 02:09:21,560 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-27 02:09:21,560 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 02:09:21,560 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-27 02:09:21,560 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-27 02:09:21,560 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-27 02:09:21,560 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-27 02:09:21,561 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-27 02:09:21,561 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-27 02:09:21,561 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-27 02:09:21,561 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-27 02:09:21,561 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-27 02:09:21,561 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-27 02:09:21,561 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-27 02:09:21,562 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2020-10-27 02:09:21,562 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-27 02:09:21,562 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-27 02:09:21,562 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-27 02:09:21,562 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-27 02:09:21,562 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-27 02:09:21,563 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-27 02:09:21,563 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-27 02:09:21,563 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-27 02:09:21,563 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-27 02:09:21,563 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-27 02:09:21,563 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-27 02:09:21,563 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-27 02:09:21,563 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-27 02:09:21,564 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-27 02:09:21,564 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification14_spec__1 [2020-10-27 02:09:21,564 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-27 02:09:21,564 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 02:09:21,564 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-27 02:09:21,564 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-27 02:09:21,564 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-27 02:09:21,565 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-27 02:09:21,565 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-27 02:09:21,565 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-27 02:09:21,565 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-27 02:09:21,565 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-27 02:09:21,565 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 02:09:21,565 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-27 02:09:21,566 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-27 02:09:21,566 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-27 02:09:21,566 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 02:09:21,566 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-27 02:09:21,566 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 02:09:21,566 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 02:09:21,566 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 02:09:21,566 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 02:09:21,567 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 02:09:21,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 02:09:21,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 02:09:21,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 02:09:26,721 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 02:09:26,722 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-27 02:09:26,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:09:26 BoogieIcfgContainer [2020-10-27 02:09:26,726 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 02:09:26,728 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 02:09:26,728 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 02:09:26,731 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 02:09:26,732 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 02:09:20" (1/3) ... [2020-10-27 02:09:26,732 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77d9ad70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:09:26, skipping insertion in model container [2020-10-27 02:09:26,733 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:09:21" (2/3) ... [2020-10-27 02:09:26,733 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77d9ad70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:09:26, skipping insertion in model container [2020-10-27 02:09:26,733 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:09:26" (3/3) ... [2020-10-27 02:09:26,735 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec14_product31.cil.c [2020-10-27 02:09:26,747 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 02:09:26,753 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 02:09:26,765 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 02:09:26,797 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 02:09:26,798 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 02:09:26,798 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 02:09:26,798 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 02:09:26,798 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 02:09:26,801 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 02:09:26,801 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 02:09:26,801 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 02:09:26,836 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states. [2020-10-27 02:09:26,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-10-27 02:09:26,868 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:09:26,869 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:09:26,869 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 02:09:26,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:09:26,876 INFO L82 PathProgramCache]: Analyzing trace with hash 2022651106, now seen corresponding path program 1 times [2020-10-27 02:09:26,885 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:09:26,886 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1170912851] [2020-10-27 02:09:26,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:09:27,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:27,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:27,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:27,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:28,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:29,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:30,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:32,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:32,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 200 [2020-10-27 02:09:32,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 02:09:32,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5065 [2020-10-27 02:09:32,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:32,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:09:32,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:09:32,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 118 [2020-10-27 02:09:32,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 02:09:34,471 WARN L193 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-27 02:09:34,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:09:34,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:34,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:34,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:34,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:34,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:34,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 143 [2020-10-27 02:09:34,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:34,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:09:34,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:34,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:09:34,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:34,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:09:34,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:34,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:34,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:34,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:09:34,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:34,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:09:34,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:34,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:09:34,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:34,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:09:34,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:09:34,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:09:34,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:34,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:34,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:34,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:09:34,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:34,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:09:34,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:34,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:09:34,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:34,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:09:34,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:34,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:09:34,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:34,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:34,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:34,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:34,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:34,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:09:34,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:34,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:09:34,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:34,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:09:34,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-27 02:09:34,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:09:34,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:34,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:34,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:34,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:09:34,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:34,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:09:34,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:34,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:09:34,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:34,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:09:34,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:35,039 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:09:35,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 02:09:35,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:35,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:35,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:35,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:35,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:35,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:35,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:35,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:09:35,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:09:35,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 747 [2020-10-27 02:09:35,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:35,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:09:35,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:35,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 02:09:35,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:35,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:09:35,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:35,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:35,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:35,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:35,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:09:35,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:09:35,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:09:35,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:35,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:35,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:35,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:35,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:35,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:09:35,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:35,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:35,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:35,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:35,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:09:35,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:09:35,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-27 02:09:35,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:35,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:35,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:35,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:35,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:35,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:09:35,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:35,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:35,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:35,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:09:35,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:35,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:09:35,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:35,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:35,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:35,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:35,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:35,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 02:09:35,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:35,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:35,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:35,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:35,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 02:09:35,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:09:35,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-27 02:09:35,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:35,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:09:35,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:35,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-27 02:09:35,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:35,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:09:36,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:36,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:36,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:36,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:09:36,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:36,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:09:36,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:36,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:36,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:36,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:36,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:36,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:09:36,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:36,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:36,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:36,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:09:36,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:36,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:09:36,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:36,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:36,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:36,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:36,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:36,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 02:09:36,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:36,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:36,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:36,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:36,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:36,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:09:36,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:36,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:36,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:36,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:36,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 02:09:36,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 02:09:36,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:36,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:36,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:36,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:09:36,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:36,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-27 02:09:36,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:36,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:09:36,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:09:36,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 02:09:36,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 02:09:36,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:09:36,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:36,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:36,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:36,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:09:36,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:36,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:09:36,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:36,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:09:36,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:36,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:09:36,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:36,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:09:36,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:36,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:36,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:36,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:09:36,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:36,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:09:36,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:36,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:09:36,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:36,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:09:36,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:36,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 02:09:36,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:36,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:36,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:36,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:36,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:36,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:09:36,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:36,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:09:36,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:36,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:09:36,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:36,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-27 02:09:36,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:36,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:36,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:36,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:09:36,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:36,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:09:36,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:36,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:36,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:09:36,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:36,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:36,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 02:09:36,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:36,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:36,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:36,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:09:36,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:36,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:09:36,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:36,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:36,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 02:09:36,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:36,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:36,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:09:36,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:36,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:36,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:36,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:09:36,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:36,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:09:36,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:36,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:36,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:36,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:36,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:36,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-27 02:09:36,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:36,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:36,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:36,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:36,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:36,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:09:36,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:36,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:36,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:09:36,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:36,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:36,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 02:09:36,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:36,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:36,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:36,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:36,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:36,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:09:36,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:36,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:36,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:09:36,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:36,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:36,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-27 02:09:36,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:36,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:36,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:36,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:36,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:36,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:09:36,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:36,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:36,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:09:36,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:36,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:36,333 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-27 02:09:36,334 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1170912851] [2020-10-27 02:09:36,336 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:09:36,336 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-27 02:09:36,337 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481890592] [2020-10-27 02:09:36,342 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 02:09:36,342 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:09:36,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 02:09:36,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-27 02:09:36,358 INFO L87 Difference]: Start difference. First operand 786 states. Second operand 10 states. [2020-10-27 02:09:39,052 WARN L193 SmtUtils]: Spent 2.08 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-27 02:09:43,540 WARN L193 SmtUtils]: Spent 1.98 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-27 02:09:45,571 WARN L193 SmtUtils]: Spent 1.99 s on a formula simplification that was a NOOP. DAG size: 401 [2020-10-27 02:09:46,498 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 02:09:54,997 WARN L193 SmtUtils]: Spent 1.95 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-27 02:09:56,399 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 02:10:20,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:10:20,175 INFO L93 Difference]: Finished difference Result 1593 states and 2737 transitions. [2020-10-27 02:10:20,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-27 02:10:20,178 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 136 [2020-10-27 02:10:20,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:10:20,211 INFO L225 Difference]: With dead ends: 1593 [2020-10-27 02:10:20,211 INFO L226 Difference]: Without dead ends: 919 [2020-10-27 02:10:20,226 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 11.0s TimeCoverageRelationStatistics Valid=109, Invalid=233, Unknown=0, NotChecked=0, Total=342 [2020-10-27 02:10:20,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 919 states. [2020-10-27 02:10:20,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 919 to 635. [2020-10-27 02:10:20,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 635 states. [2020-10-27 02:10:20,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 635 states and 996 transitions. [2020-10-27 02:10:20,574 INFO L78 Accepts]: Start accepts. Automaton has 635 states and 996 transitions. Word has length 136 [2020-10-27 02:10:20,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:10:20,575 INFO L481 AbstractCegarLoop]: Abstraction has 635 states and 996 transitions. [2020-10-27 02:10:20,575 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 02:10:20,575 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 996 transitions. [2020-10-27 02:10:20,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-10-27 02:10:20,584 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:10:20,584 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:10:20,585 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 02:10:20,585 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 02:10:20,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:10:20,586 INFO L82 PathProgramCache]: Analyzing trace with hash -2025175881, now seen corresponding path program 1 times [2020-10-27 02:10:20,586 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:10:20,586 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [546948303] [2020-10-27 02:10:20,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:10:20,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:10:20,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:20,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:20,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:20,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:21,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:21,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:25,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:10:25,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 203 [2020-10-27 02:10:25,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 02:10:25,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5029 [2020-10-27 02:10:25,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:10:25,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:10:25,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:10:25,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 120 [2020-10-27 02:10:25,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:10:27,753 WARN L193 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-27 02:10:27,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:10:27,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:10:27,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:27,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:10:27,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:10:27,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:10:27,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 131 [2020-10-27 02:10:27,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:10:27,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:10:27,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:10:27,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:10:27,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:10:27,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:10:27,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:10:27,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:27,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:10:27,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:10:27,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:10:27,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:10:27,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:10:27,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:10:27,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:10:27,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:10:27,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:10:27,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:10:27,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:10:27,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:27,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:10:27,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:10:27,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:10:27,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:10:27,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:10:27,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:10:27,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:10:27,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:10:27,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:10:27,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:10:27,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:10:27,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:27,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:10:27,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:10:27,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:10:27,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:10:27,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:10:27,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:10:27,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:10:27,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:10:27,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:10:27,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:10:27,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:10:27,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:27,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:10:27,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:10:27,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:10:27,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:10:27,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:10:27,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:10:27,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:10:27,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:10:27,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:10:28,201 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:10:28,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 02:10:28,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:10:28,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:28,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:28,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:28,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:28,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:29,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:10:29,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:10:29,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:10:29,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 822 [2020-10-27 02:10:29,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:10:29,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:10:29,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:10:29,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 02:10:29,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:10:29,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:10:29,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:10:29,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:29,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:29,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:10:29,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:10:29,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:10:29,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:10:29,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:10:29,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:10:29,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:10:29,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:10:29,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:10:29,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:10:29,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:10:29,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:29,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:29,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:10:29,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:10:29,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:10:29,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 02:10:29,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:10:29,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:10:29,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:10:29,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:10:29,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:10:29,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:10:29,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:10:29,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:29,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:10:29,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:10:29,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:10:29,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:10:29,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:10:29,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:10:29,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:10:29,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:10:29,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:10:29,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 02:10:29,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:10:29,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:29,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:29,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:10:29,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 02:10:29,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:10:29,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-27 02:10:29,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:10:29,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:10:29,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:10:29,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-27 02:10:29,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:10:29,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:10:29,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:10:29,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:29,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:10:29,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:10:29,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:10:29,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:10:29,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:10:29,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:10:29,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:10:29,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:10:29,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:10:29,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:10:29,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:10:29,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:29,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:10:29,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:10:29,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:10:29,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:10:29,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:10:29,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:10:29,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:10:29,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:10:29,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:10:29,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-27 02:10:29,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:10:29,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:29,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:10:29,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:10:29,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:10:29,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:10:29,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:10:29,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:10:29,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:10:29,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:10:29,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:10:29,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 02:10:29,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:10:29,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:29,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:10:29,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 02:10:29,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:10:29,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 02:10:29,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:10:29,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:10:29,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:10:29,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 02:10:29,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:10:29,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:10:29,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:10:29,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:29,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:10:29,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:10:29,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:10:29,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 02:10:29,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:10:29,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:10:29,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:10:29,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:10:29,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:10:29,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:10:29,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:10:29,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:29,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:10:29,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:10:29,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:10:29,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:10:29,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:10:29,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:10:29,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:10:29,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:10:29,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:10:29,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-27 02:10:29,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:10:29,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:29,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:10:29,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:10:29,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:10:29,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:10:29,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:10:29,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:10:29,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:10:29,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:10:29,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:10:29,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-27 02:10:29,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:10:29,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:29,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:10:29,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:10:29,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:10:29,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:10:29,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:10:29,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:10:29,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:10:29,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:10:29,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:10:29,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 02:10:29,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:10:29,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:29,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:10:29,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:10:29,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:10:29,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:10:29,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:10:29,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:10:29,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 02:10:29,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:10:29,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:10:29,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:10:29,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:10:29,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:29,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:10:29,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:10:29,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:10:29,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:10:29,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:10:29,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:10:29,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:10:29,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:10:29,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:10:29,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-27 02:10:29,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:10:29,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:29,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:10:29,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:10:29,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:10:29,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:10:29,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:10:29,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:10:29,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:10:29,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:10:29,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:10:29,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-27 02:10:29,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:10:29,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:29,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:10:29,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:10:29,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:10:29,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:10:29,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:10:29,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:10:29,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:10:29,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:10:29,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:10:29,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-27 02:10:29,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:10:29,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:29,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:10:29,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:10:29,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:10:29,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:10:29,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:10:29,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:10:29,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:10:29,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:10:29,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:10:29,446 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-10-27 02:10:29,447 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [546948303] [2020-10-27 02:10:29,447 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:10:29,447 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-27 02:10:29,447 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344032752] [2020-10-27 02:10:29,449 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 02:10:29,450 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:10:29,450 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 02:10:29,450 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-27 02:10:29,451 INFO L87 Difference]: Start difference. First operand 635 states and 996 transitions. Second operand 10 states. [2020-10-27 02:10:32,061 WARN L193 SmtUtils]: Spent 2.12 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-27 02:10:36,358 WARN L193 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-27 02:10:38,405 WARN L193 SmtUtils]: Spent 1.99 s on a formula simplification that was a NOOP. DAG size: 401 [2020-10-27 02:10:39,284 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 02:10:47,471 WARN L193 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-27 02:10:48,704 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 02:11:08,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:11:08,216 INFO L93 Difference]: Finished difference Result 1527 states and 2595 transitions. [2020-10-27 02:11:08,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-27 02:11:08,217 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 139 [2020-10-27 02:11:08,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:11:08,229 INFO L225 Difference]: With dead ends: 1527 [2020-10-27 02:11:08,229 INFO L226 Difference]: Without dead ends: 924 [2020-10-27 02:11:08,236 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 11.1s TimeCoverageRelationStatistics Valid=109, Invalid=233, Unknown=0, NotChecked=0, Total=342 [2020-10-27 02:11:08,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 924 states. [2020-10-27 02:11:08,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 924 to 640. [2020-10-27 02:11:08,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 640 states. [2020-10-27 02:11:08,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 640 states and 1001 transitions. [2020-10-27 02:11:08,497 INFO L78 Accepts]: Start accepts. Automaton has 640 states and 1001 transitions. Word has length 139 [2020-10-27 02:11:08,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:11:08,498 INFO L481 AbstractCegarLoop]: Abstraction has 640 states and 1001 transitions. [2020-10-27 02:11:08,498 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 02:11:08,498 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 1001 transitions. [2020-10-27 02:11:08,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-10-27 02:11:08,503 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:11:08,504 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:11:08,504 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 02:11:08,504 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 02:11:08,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:11:08,505 INFO L82 PathProgramCache]: Analyzing trace with hash -1931447362, now seen corresponding path program 1 times [2020-10-27 02:11:08,505 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:11:08,505 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1771849567] [2020-10-27 02:11:08,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:11:08,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:08,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:08,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:08,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:08,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:09,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:10,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:12,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:13,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:13,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-10-27 02:11:13,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 02:11:13,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5027 [2020-10-27 02:11:13,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:13,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:11:13,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:11:13,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 122 [2020-10-27 02:11:13,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:15,537 WARN L193 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-27 02:11:15,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:11:15,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:15,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:15,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:15,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:11:15,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:15,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 105 [2020-10-27 02:11:15,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:15,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:11:15,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:15,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:11:15,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:15,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:11:15,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:15,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:15,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:15,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:11:15,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:15,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:11:15,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:15,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:11:15,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:15,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:11:15,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:15,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:11:15,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:15,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:15,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:15,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:11:15,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:15,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:11:15,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:15,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:11:15,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:15,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:11:15,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:15,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:11:15,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:15,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:15,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:15,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:11:15,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:15,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:11:15,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:15,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:11:15,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:15,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:11:15,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:15,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:11:15,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:15,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:15,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:15,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:11:15,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:15,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:11:15,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:15,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:11:15,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:15,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:11:15,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:15,916 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:11:15,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 02:11:15,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:15,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:15,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:15,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:15,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:16,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:16,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:16,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:11:16,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:11:16,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 619 [2020-10-27 02:11:16,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:16,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:11:16,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:16,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 02:11:16,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:16,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:11:16,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:16,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:16,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:16,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:16,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:11:16,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:11:16,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:11:16,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:16,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:11:16,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:16,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:11:16,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:16,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:11:16,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:16,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:16,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:16,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:16,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:11:16,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:11:16,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 02:11:16,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:16,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:11:16,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:16,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:11:16,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:16,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:11:16,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:16,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:16,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:16,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:11:16,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:16,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:11:16,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:16,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:11:16,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:16,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:11:16,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:16,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 02:11:16,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:16,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:16,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:16,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:16,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-27 02:11:16,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:11:16,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 02:11:16,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:16,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:11:16,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:16,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-27 02:11:16,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:16,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:11:16,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:16,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:16,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:16,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 02:11:16,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:16,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:11:16,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:16,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:11:16,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:16,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:11:16,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:16,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:11:16,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:16,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:16,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:16,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:11:16,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:16,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:11:16,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:16,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:11:16,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:16,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:11:16,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:16,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 02:11:16,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:16,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:16,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:16,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:11:16,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:16,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:11:16,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:16,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:11:16,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:16,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:11:16,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:16,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-27 02:11:16,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:16,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:16,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:16,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 02:11:16,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:16,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 02:11:16,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:16,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:11:16,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:11:16,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 02:11:16,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:16,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:11:16,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:16,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:16,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:16,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 02:11:16,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:16,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 02:11:16,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:16,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:11:16,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:16,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 02:11:16,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:16,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:11:16,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:16,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:16,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:16,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:11:16,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:16,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 02:11:16,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:16,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:11:16,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:16,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 02:11:16,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:16,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 02:11:16,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:16,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:16,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:16,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:11:16,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:16,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:11:16,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:16,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:11:16,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:16,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:11:16,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:16,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-27 02:11:16,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:16,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:16,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:16,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:11:16,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:16,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:11:16,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:16,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:11:16,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:11:16,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:11:16,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:16,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-27 02:11:16,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:16,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:16,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:16,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 02:11:16,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:16,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:11:16,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:16,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:11:16,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 02:11:16,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:11:16,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:16,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:11:16,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:16,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:16,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:16,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:11:16,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:16,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:11:16,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:16,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:11:16,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:16,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:11:16,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:16,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 02:11:16,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:16,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:16,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:16,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:11:16,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:16,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:11:16,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:16,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:11:16,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:11:16,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:11:16,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:16,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-27 02:11:16,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:16,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:16,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:16,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:11:16,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:16,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:11:16,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:16,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:11:16,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:11:16,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:11:16,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:16,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-27 02:11:16,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:16,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:16,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:16,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:11:16,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:16,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:11:16,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:16,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:11:16,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:11:16,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:11:16,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:17,012 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-27 02:11:17,012 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1771849567] [2020-10-27 02:11:17,013 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:11:17,013 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-27 02:11:17,013 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550355341] [2020-10-27 02:11:17,014 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 02:11:17,014 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:11:17,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 02:11:17,015 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-27 02:11:17,015 INFO L87 Difference]: Start difference. First operand 640 states and 1001 transitions. Second operand 10 states. [2020-10-27 02:11:20,392 WARN L193 SmtUtils]: Spent 1.95 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-27 02:11:24,490 WARN L193 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-27 02:11:26,571 WARN L193 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 401 [2020-10-27 02:11:27,414 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 02:11:35,961 WARN L193 SmtUtils]: Spent 1.99 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-27 02:11:36,974 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 02:12:03,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:12:03,178 INFO L93 Difference]: Finished difference Result 1538 states and 2604 transitions. [2020-10-27 02:12:03,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-27 02:12:03,179 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 142 [2020-10-27 02:12:03,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:12:03,189 INFO L225 Difference]: With dead ends: 1538 [2020-10-27 02:12:03,189 INFO L226 Difference]: Without dead ends: 930 [2020-10-27 02:12:03,195 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 47 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 10.8s TimeCoverageRelationStatistics Valid=109, Invalid=233, Unknown=0, NotChecked=0, Total=342 [2020-10-27 02:12:03,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 930 states. [2020-10-27 02:12:03,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 930 to 646. [2020-10-27 02:12:03,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 646 states. [2020-10-27 02:12:03,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 646 states and 1007 transitions. [2020-10-27 02:12:03,416 INFO L78 Accepts]: Start accepts. Automaton has 646 states and 1007 transitions. Word has length 142 [2020-10-27 02:12:03,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:12:03,416 INFO L481 AbstractCegarLoop]: Abstraction has 646 states and 1007 transitions. [2020-10-27 02:12:03,416 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 02:12:03,416 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1007 transitions. [2020-10-27 02:12:03,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-27 02:12:03,421 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:12:03,421 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:12:03,421 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 02:12:03,422 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 02:12:03,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:12:03,422 INFO L82 PathProgramCache]: Analyzing trace with hash 986173915, now seen corresponding path program 1 times [2020-10-27 02:12:03,422 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:12:03,423 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1989596284] [2020-10-27 02:12:03,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:12:03,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:03,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:03,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:03,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:03,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:04,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:05,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:05,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:08,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:08,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 209 [2020-10-27 02:12:08,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 02:12:08,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-27 02:12:08,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:08,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:12:08,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:12:08,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 124 [2020-10-27 02:12:08,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:10,549 WARN L193 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-27 02:12:10,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:12:10,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:10,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:10,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:10,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:12:10,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:10,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 104 [2020-10-27 02:12:10,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:10,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:12:10,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:10,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:12:10,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:10,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:12:10,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:10,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:10,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:10,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:12:10,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:10,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:12:10,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:10,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:12:10,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:10,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:12:10,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:10,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:12:10,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:10,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:10,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:10,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:12:10,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:10,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:12:10,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:10,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:12:10,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:10,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:12:10,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:10,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:12:10,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:10,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:10,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:10,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:12:10,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:10,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:12:10,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:10,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:12:10,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:10,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:12:10,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:10,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:12:10,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:10,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:10,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:10,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:12:10,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:10,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:12:10,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:10,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:12:10,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:10,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:12:10,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:10,942 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:12:10,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 02:12:10,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:10,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:10,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:10,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:10,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:11,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:11,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:11,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:12:11,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:12:11,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 678 [2020-10-27 02:12:11,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:11,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:12:11,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:11,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 02:12:11,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:11,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:12:11,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:11,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:11,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:11,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:11,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:12:11,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:12:11,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:12:11,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:11,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:12:11,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:11,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:12:11,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:11,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:12:11,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:11,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:11,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:11,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:11,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:12:11,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:12:11,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 02:12:11,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:11,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:12:11,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:11,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:12:11,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:11,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:12:11,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:11,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:11,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:11,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:12:11,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:11,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:12:11,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:11,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:12:11,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:11,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:12:11,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:11,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 02:12:11,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:11,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:11,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:11,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:11,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 02:12:11,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:12:11,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 02:12:11,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:11,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:12:11,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:11,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-27 02:12:11,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:11,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:12:11,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:11,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:11,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:11,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 02:12:11,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:11,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:12:11,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:11,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:12:11,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:11,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:12:11,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:11,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:12:11,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:11,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:11,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:11,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 02:12:11,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:11,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:12:11,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:11,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:12:11,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:11,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:12:11,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:11,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 02:12:11,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:11,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:11,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:11,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:12:11,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:11,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:12:11,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:11,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:12:11,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:11,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:12:11,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:11,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 02:12:11,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:11,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:11,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:11,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-27 02:12:11,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:11,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 02:12:11,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:11,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:12:11,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:12:11,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 02:12:11,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:11,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:12:11,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:11,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:11,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:11,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 02:12:11,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:11,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:12:11,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:11,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:12:11,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:11,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 02:12:11,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:11,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:12:11,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:11,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:11,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:11,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 02:12:11,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:11,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 02:12:11,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:11,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:12:11,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:11,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 02:12:11,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:11,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 02:12:11,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:11,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:11,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:11,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:12:11,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:11,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:12:11,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:11,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:12:11,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:11,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:12:11,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:11,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 02:12:11,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:11,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:11,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:11,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:12:11,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:11,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:12:11,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:11,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:12:11,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:12:11,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:12:11,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:11,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-27 02:12:11,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:11,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:11,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:11,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 02:12:11,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:11,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:12:11,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:11,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:12:11,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 02:12:11,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:12:11,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:11,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:12:11,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:11,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:11,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:11,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 02:12:11,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:11,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:12:11,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:11,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:12:11,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:11,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:12:11,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:11,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 02:12:11,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:11,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:11,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:11,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:12:11,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:11,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:12:11,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:11,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:12:11,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:12:11,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:12:11,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:11,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-27 02:12:11,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:11,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:11,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:11,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:12:11,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:11,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:12:11,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:11,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:12:11,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:12:11,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:12:11,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:11,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-27 02:12:11,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:11,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:11,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:11,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:12:11,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:11,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:12:11,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:11,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:12:11,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:12:11,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:12:11,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:12,010 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-10-27 02:12:12,011 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1989596284] [2020-10-27 02:12:12,011 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:12:12,011 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-27 02:12:12,011 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1756804223] [2020-10-27 02:12:12,012 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 02:12:12,012 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:12:12,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 02:12:12,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-27 02:12:12,013 INFO L87 Difference]: Start difference. First operand 646 states and 1007 transitions. Second operand 10 states. [2020-10-27 02:12:14,603 WARN L193 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-27 02:12:18,667 WARN L193 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-27 02:12:20,820 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 401 [2020-10-27 02:12:21,676 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 02:12:30,236 WARN L193 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-27 02:12:30,890 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 02:12:49,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:12:49,373 INFO L93 Difference]: Finished difference Result 1551 states and 2615 transitions. [2020-10-27 02:12:49,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-27 02:12:49,375 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 145 [2020-10-27 02:12:49,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:12:49,406 INFO L225 Difference]: With dead ends: 1551 [2020-10-27 02:12:49,407 INFO L226 Difference]: Without dead ends: 937 [2020-10-27 02:12:49,412 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 47 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 11.1s TimeCoverageRelationStatistics Valid=109, Invalid=233, Unknown=0, NotChecked=0, Total=342 [2020-10-27 02:12:49,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 937 states. [2020-10-27 02:12:49,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 937 to 653. [2020-10-27 02:12:49,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 653 states. [2020-10-27 02:12:49,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 653 states and 1014 transitions. [2020-10-27 02:12:49,637 INFO L78 Accepts]: Start accepts. Automaton has 653 states and 1014 transitions. Word has length 145 [2020-10-27 02:12:49,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:12:49,638 INFO L481 AbstractCegarLoop]: Abstraction has 653 states and 1014 transitions. [2020-10-27 02:12:49,638 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 02:12:49,638 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 1014 transitions. [2020-10-27 02:12:49,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-10-27 02:12:49,642 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:12:49,643 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:12:49,643 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 02:12:49,643 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 02:12:49,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:12:49,644 INFO L82 PathProgramCache]: Analyzing trace with hash 1199708314, now seen corresponding path program 1 times [2020-10-27 02:12:49,644 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:12:49,644 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [804660264] [2020-10-27 02:12:49,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:12:49,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:49,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:49,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:49,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:50,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:51,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:53,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:54,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:54,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:54,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 212 [2020-10-27 02:12:54,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 02:12:54,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-27 02:12:54,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:54,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 23 [2020-10-27 02:12:54,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:12:54,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 96 [2020-10-27 02:12:54,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:56,726 WARN L193 SmtUtils]: Spent 1.95 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-27 02:12:56,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:12:56,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:56,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:56,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:56,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:12:56,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:56,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 82 [2020-10-27 02:12:56,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:56,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:12:56,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:56,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:12:56,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:56,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:12:56,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:56,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:56,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:56,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:12:56,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:56,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:12:56,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:56,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:12:56,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:56,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:12:56,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:56,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:12:56,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:56,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:56,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:56,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:12:56,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:56,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:12:56,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:56,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:12:56,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:56,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:12:56,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:56,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:12:56,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:56,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:56,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:56,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:12:56,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:56,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:12:56,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:56,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:12:56,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:56,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:12:56,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:56,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:12:56,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:56,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:56,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:56,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:12:56,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:56,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:12:56,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:56,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:12:56,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:56,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:12:56,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:57,092 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:12:57,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 02:12:57,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:57,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:57,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:57,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:57,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:57,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:58,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:58,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:12:58,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:12:58,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 997 [2020-10-27 02:12:58,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:58,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 02:12:58,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:12:58,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-27 02:12:58,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:58,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:12:58,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:58,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:58,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:58,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:58,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:12:58,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:12:58,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:12:58,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:58,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:12:58,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:58,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:12:58,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:58,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:12:58,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:58,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:58,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:58,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:58,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:12:58,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:12:58,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-27 02:12:58,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:58,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:12:58,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:12:58,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 02:12:58,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:58,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:12:58,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:58,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:58,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:58,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:12:58,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:58,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:12:58,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:58,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:12:58,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:12:58,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 02:12:58,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:58,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 02:12:58,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:58,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:58,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:58,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-27 02:12:58,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:58,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 02:12:58,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:58,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 02:12:58,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 02:12:58,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-27 02:12:58,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:58,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:12:58,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:58,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:58,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:58,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 02:12:58,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:58,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 02:12:58,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:58,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:12:58,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:58,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 02:12:58,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:58,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:12:58,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:58,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:58,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:58,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 02:12:58,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:58,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:12:58,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:58,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:12:58,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:58,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 02:12:58,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:58,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-27 02:12:58,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:58,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:58,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:58,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:12:58,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:58,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:12:58,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:58,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:12:58,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:58,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:12:58,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:58,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-27 02:12:58,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:58,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:58,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:58,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 02:12:58,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:58,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 02:12:58,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:58,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:12:58,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-27 02:12:58,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:12:58,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:58,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:12:58,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:58,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:58,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:58,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 02:12:58,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:58,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:12:58,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:58,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:12:58,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:58,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:12:58,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:58,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:12:58,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:58,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:58,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:58,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 02:12:58,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:58,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:12:58,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:58,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:12:58,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:58,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:12:58,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:58,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-27 02:12:58,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:58,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:58,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:58,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:12:58,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:58,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:12:58,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:58,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:12:58,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:58,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:12:58,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:58,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-27 02:12:58,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:58,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:58,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:58,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:12:58,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:58,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:12:58,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:58,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:12:58,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:12:58,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:12:58,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:58,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-27 02:12:58,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:58,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:58,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:58,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 02:12:58,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:58,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:12:58,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:58,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:12:58,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 02:12:58,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:12:58,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:58,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:12:58,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:58,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:58,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:58,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 02:12:58,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:58,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:12:58,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:58,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:12:58,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:58,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:12:58,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:58,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 02:12:58,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:58,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:58,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:58,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:12:58,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:58,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:12:58,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:58,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:12:58,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:12:58,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:12:58,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:58,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-27 02:12:58,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:58,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:58,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:58,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:12:58,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:58,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:12:58,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:58,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:12:58,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:12:58,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:12:58,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:58,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-27 02:12:58,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:58,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:58,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:58,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:12:58,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:58,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:12:58,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:58,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:12:58,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:12:58,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:12:58,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:58,732 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2020-10-27 02:12:58,733 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [804660264] [2020-10-27 02:12:58,733 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:12:58,733 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-27 02:12:58,733 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124692023] [2020-10-27 02:12:58,734 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 02:12:58,734 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:12:58,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 02:12:58,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2020-10-27 02:12:58,736 INFO L87 Difference]: Start difference. First operand 653 states and 1014 transitions. Second operand 14 states. [2020-10-27 02:13:01,706 WARN L193 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-27 02:13:06,440 WARN L193 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 397