/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=DEEPEST --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_spec3_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 20:59:26,581 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 20:59:26,584 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 20:59:26,618 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 20:59:26,619 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 20:59:26,620 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 20:59:26,622 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 20:59:26,624 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 20:59:26,627 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 20:59:26,628 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 20:59:26,629 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 20:59:26,630 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 20:59:26,631 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 20:59:26,632 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 20:59:26,634 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 20:59:26,635 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 20:59:26,636 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 20:59:26,640 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 20:59:26,642 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 20:59:26,646 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 20:59:26,651 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 20:59:26,652 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 20:59:26,655 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 20:59:26,657 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 20:59:26,663 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 20:59:26,664 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 20:59:26,664 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 20:59:26,671 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 20:59:26,672 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 20:59:26,673 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 20:59:26,673 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 20:59:26,674 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 20:59:26,675 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 20:59:26,677 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 20:59:26,678 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 20:59:26,679 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 20:59:26,680 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 20:59:26,680 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 20:59:26,681 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 20:59:26,694 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 20:59:26,695 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 20:59:26,696 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 20:59:26,730 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 20:59:26,731 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 20:59:26,733 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 20:59:26,733 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 20:59:26,733 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 20:59:26,734 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 20:59:26,734 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 20:59:26,734 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 20:59:26,734 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 20:59:26,734 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 20:59:26,735 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 20:59:26,735 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 20:59:26,737 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 20:59:26,737 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 20:59:26,737 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 20:59:26,737 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 20:59:26,737 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 20:59:26,738 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 20:59:26,738 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 20:59:26,738 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 20:59:26,738 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 20:59:26,739 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 20:59:26,739 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 20:59:26,739 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 20:59:26,740 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 20:59:26,740 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 20:59:26,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 20:59:26,740 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 20:59:26,741 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 20:59:26,741 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 20:59:27,160 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 20:59:27,192 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 20:59:27,196 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 20:59:27,197 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 20:59:27,198 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 20:59:27,204 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec3_product03.cil.c [2020-10-27 20:59:27,292 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9fae54dae/fdc1a069ee0149ab845d350b67b5553f/FLAGa6e54a4ba [2020-10-27 20:59:28,064 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 20:59:28,065 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec3_product03.cil.c [2020-10-27 20:59:28,094 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9fae54dae/fdc1a069ee0149ab845d350b67b5553f/FLAGa6e54a4ba [2020-10-27 20:59:28,240 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9fae54dae/fdc1a069ee0149ab845d350b67b5553f [2020-10-27 20:59:28,243 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 20:59:28,249 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 20:59:28,251 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 20:59:28,251 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 20:59:28,256 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 20:59:28,257 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 08:59:28" (1/1) ... [2020-10-27 20:59:28,261 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77931c85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:59:28, skipping insertion in model container [2020-10-27 20:59:28,261 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 08:59:28" (1/1) ... [2020-10-27 20:59:28,269 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 20:59:28,337 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 20:59:29,044 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 20:59:29,066 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 20:59:29,263 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 20:59:29,333 INFO L208 MainTranslator]: Completed translation [2020-10-27 20:59:29,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:59:29 WrapperNode [2020-10-27 20:59:29,333 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 20:59:29,335 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 20:59:29,335 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 20:59:29,335 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 20:59:29,348 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:59:29" (1/1) ... [2020-10-27 20:59:29,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:59:29" (1/1) ... [2020-10-27 20:59:29,380 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:59:29" (1/1) ... [2020-10-27 20:59:29,380 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:59:29" (1/1) ... [2020-10-27 20:59:29,440 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:59:29" (1/1) ... [2020-10-27 20:59:29,474 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:59:29" (1/1) ... [2020-10-27 20:59:29,485 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:59:29" (1/1) ... [2020-10-27 20:59:29,500 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 20:59:29,501 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 20:59:29,501 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 20:59:29,502 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 20:59:29,503 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:59:29" (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 20:59:29,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 20:59:29,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 20:59:29,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 20:59:29,589 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 20:59:29,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 20:59:29,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 20:59:29,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 20:59:29,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 20:59:29,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 20:59:29,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 20:59:29,590 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-27 20:59:29,590 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-27 20:59:29,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-27 20:59:29,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__2 [2020-10-27 20:59:29,591 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-27 20:59:29,591 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-27 20:59:29,591 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-27 20:59:29,591 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-27 20:59:29,591 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-27 20:59:29,591 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-27 20:59:29,592 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-27 20:59:29,592 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-27 20:59:29,592 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 20:59:29,592 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 20:59:29,592 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 20:59:29,592 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 20:59:29,592 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 20:59:29,593 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 20:59:29,593 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-27 20:59:29,593 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-27 20:59:29,593 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-27 20:59:29,593 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-27 20:59:29,593 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-27 20:59:29,593 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-27 20:59:29,594 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-27 20:59:29,594 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-27 20:59:29,594 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-27 20:59:29,594 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-27 20:59:29,594 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-27 20:59:29,594 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-27 20:59:29,594 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-27 20:59:29,595 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-27 20:59:29,595 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__base [2020-10-27 20:59:29,595 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-27 20:59:29,595 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-27 20:59:29,595 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-27 20:59:29,595 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__base [2020-10-27 20:59:29,595 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-27 20:59:29,596 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-27 20:59:29,596 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-27 20:59:29,596 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 20:59:29,596 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-27 20:59:29,596 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-27 20:59:29,596 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-27 20:59:29,597 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-27 20:59:29,597 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-27 20:59:29,597 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-27 20:59:29,597 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-27 20:59:29,597 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-27 20:59:29,597 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-27 20:59:29,597 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-27 20:59:29,598 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-27 20:59:29,598 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-27 20:59:29,598 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-27 20:59:29,598 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-27 20:59:29,598 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-27 20:59:29,598 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 20:59:29,599 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-27 20:59:29,599 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-27 20:59:29,599 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-27 20:59:29,599 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 20:59:29,599 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-27 20:59:29,599 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 20:59:29,600 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 20:59:29,600 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 20:59:29,600 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 20:59:29,600 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 20:59:29,600 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 20:59:29,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 20:59:29,601 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 20:59:29,601 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 20:59:29,601 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 20:59:29,601 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 20:59:29,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 20:59:29,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 20:59:29,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 20:59:29,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 20:59:29,602 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 20:59:29,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 20:59:29,602 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 20:59:29,602 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 20:59:29,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 20:59:29,603 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 20:59:29,603 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 20:59:29,603 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 20:59:29,603 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-27 20:59:29,603 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-27 20:59:29,603 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 20:59:29,603 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-27 20:59:29,604 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-27 20:59:29,604 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-27 20:59:29,604 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-27 20:59:29,604 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-27 20:59:29,604 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-27 20:59:29,604 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 20:59:29,605 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-27 20:59:29,605 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-27 20:59:29,605 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-27 20:59:29,605 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-27 20:59:29,605 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__2 [2020-10-27 20:59:29,605 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-27 20:59:29,605 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-27 20:59:29,606 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-27 20:59:29,606 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-27 20:59:29,606 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-27 20:59:29,606 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-27 20:59:29,606 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-27 20:59:29,606 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-27 20:59:29,607 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-27 20:59:29,607 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 20:59:29,607 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 20:59:29,607 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 20:59:29,607 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 20:59:29,607 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 20:59:29,607 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 20:59:29,608 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 20:59:29,608 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-27 20:59:29,608 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-27 20:59:29,608 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-27 20:59:29,608 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-27 20:59:29,608 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-27 20:59:29,609 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-27 20:59:29,609 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-27 20:59:29,609 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-27 20:59:29,609 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-27 20:59:29,609 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-27 20:59:29,609 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-27 20:59:29,610 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-27 20:59:29,610 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__base [2020-10-27 20:59:29,610 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-27 20:59:29,610 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-27 20:59:29,610 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__base [2020-10-27 20:59:29,610 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-27 20:59:29,610 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-27 20:59:29,611 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-27 20:59:29,611 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-27 20:59:29,611 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-27 20:59:29,611 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 20:59:29,611 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-27 20:59:29,611 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-27 20:59:29,612 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-27 20:59:29,612 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-27 20:59:29,612 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-27 20:59:29,612 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-27 20:59:29,612 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-27 20:59:29,612 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-27 20:59:29,612 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-27 20:59:29,613 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 20:59:29,613 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-27 20:59:29,613 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 20:59:29,613 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 20:59:29,613 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 20:59:29,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 20:59:29,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 20:59:29,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 20:59:32,893 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 20:59:32,893 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-27 20:59:32,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 08:59:32 BoogieIcfgContainer [2020-10-27 20:59:32,897 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 20:59:32,899 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 20:59:32,899 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 20:59:32,903 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 20:59:32,903 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 08:59:28" (1/3) ... [2020-10-27 20:59:32,904 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@796a73fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 08:59:32, skipping insertion in model container [2020-10-27 20:59:32,904 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:59:29" (2/3) ... [2020-10-27 20:59:32,905 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@796a73fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 08:59:32, skipping insertion in model container [2020-10-27 20:59:32,905 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 08:59:32" (3/3) ... [2020-10-27 20:59:32,906 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec3_product03.cil.c [2020-10-27 20:59:32,919 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 20:59:32,925 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 20:59:32,939 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 20:59:32,973 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 20:59:32,973 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 20:59:32,973 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 20:59:32,974 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 20:59:32,974 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 20:59:32,974 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 20:59:32,974 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 20:59:32,974 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 20:59:33,009 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states. [2020-10-27 20:59:33,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-10-27 20:59:33,037 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:59:33,038 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 20:59:33,039 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 20:59:33,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:59:33,046 INFO L82 PathProgramCache]: Analyzing trace with hash -1487507582, now seen corresponding path program 1 times [2020-10-27 20:59:33,056 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:59:33,056 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [554331772] [2020-10-27 20:59:33,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:59:33,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:33,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:33,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:34,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:35,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:35,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:35,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:36,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:37,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:37,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:38,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:38,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 208 [2020-10-27 20:59:38,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 20:59:38,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-27 20:59:38,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:38,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 20:59:38,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 61 [2020-10-27 20:59:38,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 20:59:38,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 20:59:40,848 WARN L193 SmtUtils]: Spent 2.04 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 20:59:40,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:59:40,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:40,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:40,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:40,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:59:40,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:59:40,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-27 20:59:40,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:40,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:59:40,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:59:40,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:59:40,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:59:40,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:59:40,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:40,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:40,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:40,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:59:40,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:59:40,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:59:40,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:40,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:59:40,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:59:40,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:59:40,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:59:40,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:59:40,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:40,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:40,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:40,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:59:40,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:59:40,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:59:40,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:40,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:59:40,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:59:40,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:59:40,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:59:40,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:59:40,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:40,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:40,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:40,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:59:40,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:59:40,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:59:40,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:40,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:59:40,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:59:40,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:59:40,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:59:40,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 20:59:40,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:40,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:40,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:40,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:59:40,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:59:40,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:59:40,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:40,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:59:40,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:59:40,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:59:40,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:59:41,336 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-27 20:59:41,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 20:59:41,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:41,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:41,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:41,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 20:59:41,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:59:41,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 20:59:41,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:41,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:59:41,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:59:41,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:59:41,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:59:41,612 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 20:59:41,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:59:41,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:41,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:41,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:41,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:59:41,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:59:41,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 20:59:41,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:41,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:59:41,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:59:41,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:59:41,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:59:41,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 20:59:41,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:41,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:41,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:41,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:41,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 20:59:41,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:59:41,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 238 [2020-10-27 20:59:41,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:41,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 20:59:41,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 20:59:41,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 20:59:41,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:59:41,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:59:41,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:41,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:41,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:41,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:59:41,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:59:41,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:59:41,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:41,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:59:41,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:59:41,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:59:41,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-27 20:59:42,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 20:59:42,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:42,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:42,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:42,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:42,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 20:59:42,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:59:42,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 96 [2020-10-27 20:59:42,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:42,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:59:42,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:59:42,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 20:59:42,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:59:42,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 20:59:42,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:42,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:42,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:42,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:59:42,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:59:42,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 20:59:42,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:42,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:59:42,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:59:42,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:59:42,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:59:42,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 20:59:42,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:42,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:42,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:42,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 20:59:42,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:59:42,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 20:59:42,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:42,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:59:42,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 20:59:42,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:59:42,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:59:42,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:59:42,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:42,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:42,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:42,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:59:42,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:59:42,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:59:42,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:42,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:59:42,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:59:42,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:59:42,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:59:42,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:59:42,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:42,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:42,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:42,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:59:42,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:59:42,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:59:42,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:42,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:59:42,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:59:42,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:59:42,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 20:59:42,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 20:59:42,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:42,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:42,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:42,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 20:59:42,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:59:42,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 20:59:42,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:42,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:59:42,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 20:59:42,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:59:42,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-10-27 20:59:42,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:59:42,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:42,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:42,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:42,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:59:42,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:59:42,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 20:59:42,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:42,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:59:42,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:59:42,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:59:42,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 20:59:42,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:59:42,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:42,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:42,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:42,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:59:42,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:59:42,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:59:42,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:42,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:59:42,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:59:42,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:59:42,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:59:42,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:59:42,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:42,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:42,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:42,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:59:42,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:59:42,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:59:42,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:42,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:59:42,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:59:42,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:59:42,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:59:42,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 20:59:42,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:42,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:42,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:42,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 20:59:42,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:59:42,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 20:59:42,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:42,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:59:42,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 20:59:42,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:59:42,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:59:42,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:59:42,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:42,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:42,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:42,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:59:42,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:59:42,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:59:42,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:42,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:59:42,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:59:42,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:59:42,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:59:42,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:59:42,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:42,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:42,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:42,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:59:42,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:59:42,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:59:42,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:42,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:59:42,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:59:42,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:59:42,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:59:42,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:59:42,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:42,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:42,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:42,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:59:42,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:59:42,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:59:42,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:42,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:59:42,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:59:42,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:59:42,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:59:42,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-27 20:59:42,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:42,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:42,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:42,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:59:42,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:59:42,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:59:42,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:42,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:59:42,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 20:59:42,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:59:42,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:59:42,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-27 20:59:42,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:42,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:42,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:42,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:59:42,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:59:42,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:59:42,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:42,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:59:42,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:59:42,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:59:42,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:59:42,605 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-27 20:59:42,606 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [554331772] [2020-10-27 20:59:42,608 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 20:59:42,609 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-27 20:59:42,610 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304082013] [2020-10-27 20:59:42,616 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 20:59:42,617 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 20:59:42,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 20:59:42,633 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2020-10-27 20:59:42,635 INFO L87 Difference]: Start difference. First operand 773 states. Second operand 13 states. [2020-10-27 20:59:44,169 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 20:59:46,704 WARN L193 SmtUtils]: Spent 2.25 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-27 20:59:49,110 WARN L193 SmtUtils]: Spent 2.25 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-27 20:59:51,432 WARN L193 SmtUtils]: Spent 2.24 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-27 20:59:53,857 WARN L193 SmtUtils]: Spent 2.24 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-27 20:59:56,061 WARN L193 SmtUtils]: Spent 2.12 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-27 21:00:00,362 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 21:00:00,820 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 21:00:30,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:00:30,145 INFO L93 Difference]: Finished difference Result 1543 states and 2711 transitions. [2020-10-27 21:00:30,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-27 21:00:30,148 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 142 [2020-10-27 21:00:30,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:00:30,187 INFO L225 Difference]: With dead ends: 1543 [2020-10-27 21:00:30,187 INFO L226 Difference]: Without dead ends: 924 [2020-10-27 21:00:30,200 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 150 ImplicationChecksByTransitivity, 15.5s TimeCoverageRelationStatistics Valid=215, Invalid=655, Unknown=0, NotChecked=0, Total=870 [2020-10-27 21:00:30,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 924 states. [2020-10-27 21:00:30,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 924 to 616. [2020-10-27 21:00:30,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 616 states. [2020-10-27 21:00:30,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 616 states and 985 transitions. [2020-10-27 21:00:30,589 INFO L78 Accepts]: Start accepts. Automaton has 616 states and 985 transitions. Word has length 142 [2020-10-27 21:00:30,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:00:30,590 INFO L481 AbstractCegarLoop]: Abstraction has 616 states and 985 transitions. [2020-10-27 21:00:30,590 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 21:00:30,590 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 985 transitions. [2020-10-27 21:00:30,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-10-27 21:00:30,606 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:00:30,607 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:00:30,607 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 21:00:30,607 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 21:00:30,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:00:30,609 INFO L82 PathProgramCache]: Analyzing trace with hash 1066313022, now seen corresponding path program 1 times [2020-10-27 21:00:30,609 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:00:30,611 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1914711499] [2020-10-27 21:00:30,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:00:30,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:00:30,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:00:30,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:00:30,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:00:31,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:00:31,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:00:31,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:00:32,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:00:32,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:00:35,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:00:35,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 209 [2020-10-27 21:00:35,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 21:00:35,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5029 [2020-10-27 21:00:35,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:00:35,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:00:35,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-27 21:00:35,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 21:00:35,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:00:37,840 WARN L193 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 21:00:37,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:00:37,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:00:37,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:00:37,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:00:37,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:00:37,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:00:37,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-27 21:00:37,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:00:37,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:00:37,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:00:37,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:00:37,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:00:37,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:00:37,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:00:37,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:00:37,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:00:37,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:00:37,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:00:37,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:00:37,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:00:37,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:00:37,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:00:37,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:00:37,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:00:37,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:00:37,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:00:37,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:00:37,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:00:37,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:00:37,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:00:37,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:00:37,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:00:37,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:00:37,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:00:37,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:00:37,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:00:37,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:00:37,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:00:37,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:00:37,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:00:37,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:00:37,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:00:37,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:00:37,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:00:37,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:00:37,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:00:37,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:00:37,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:00:37,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:00:37,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:00:37,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:00:37,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:00:37,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:00:37,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:00:37,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:00:37,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:00:37,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:00:37,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:00:37,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:00:37,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:00:38,309 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-27 21:00:38,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 21:00:38,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:00:38,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:00:38,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:00:38,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:00:38,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:00:38,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 21:00:38,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:00:38,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:00:38,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:00:38,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:00:38,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:00:38,578 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 21:00:38,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:00:38,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:00:38,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:00:38,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:00:38,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:00:38,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:00:38,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:00:38,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:00:38,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:00:38,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:00:38,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:00:38,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:00:38,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 21:00:38,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:00:38,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:00:38,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:00:38,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:00:38,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:00:39,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:00:39,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 21:00:39,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 21:00:39,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 453 [2020-10-27 21:00:39,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:00:39,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:00:39,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 21:00:39,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 21:00:39,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:00:39,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:00:39,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:00:39,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:00:39,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:00:39,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:00:39,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:00:39,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:00:39,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 21:00:39,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 21:00:39,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:00:39,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:00:39,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:00:39,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:00:39,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:00:39,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 21:00:39,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:00:39,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:00:39,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:00:39,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:00:39,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:00:39,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:00:39,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-27 21:00:39,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:00:39,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:00:39,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:00:39,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 21:00:39,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:00:39,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 21:00:39,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:00:39,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:00:39,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:00:39,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:00:39,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:00:39,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:00:39,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:00:39,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:00:39,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:00:39,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:00:39,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:00:39,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 21:00:39,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:00:39,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:00:39,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:00:39,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:00:39,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:00:39,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:00:39,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:00:39,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:00:39,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 21:00:39,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:00:39,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:00:39,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:00:39,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:00:39,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:00:39,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:00:39,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:00:39,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:00:39,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:00:39,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:00:39,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:00:39,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:00:39,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:00:39,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:00:39,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:00:39,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:00:39,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:00:39,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:00:39,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:00:39,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:00:39,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:00:39,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:00:39,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:00:39,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:00:39,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:00:39,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:00:39,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-27 21:00:39,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:00:39,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:00:39,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:00:39,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 21:00:39,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:00:39,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:00:39,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:00:39,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:00:39,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 21:00:39,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:00:39,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:00:39,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:00:39,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:00:39,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:00:39,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:00:39,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:00:39,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:00:39,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:00:39,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:00:39,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:00:39,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:00:39,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:00:39,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:00:39,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:00:39,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:00:39,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:00:39,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:00:39,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:00:39,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:00:39,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 21:00:39,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:00:39,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:00:39,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:00:39,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:00:39,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 21:00:39,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:00:39,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:00:39,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:00:39,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:00:39,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:00:39,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:00:39,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:00:39,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:00:39,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:00:39,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:00:39,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:00:39,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:00:39,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 21:00:39,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:00:39,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:00:39,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:00:39,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 21:00:39,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:00:39,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 21:00:39,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:00:39,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:00:39,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 21:00:39,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:00:39,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:00:39,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:00:39,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:00:39,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:00:39,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:00:39,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:00:39,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:00:39,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:00:39,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:00:39,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:00:39,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:00:39,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:00:39,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:00:39,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:00:39,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:00:39,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:00:39,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:00:39,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:00:39,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:00:39,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:00:39,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:00:39,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:00:39,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:00:39,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:00:39,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:00:39,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:00:39,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:00:39,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:00:39,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:00:39,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:00:39,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:00:39,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:00:39,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:00:39,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:00:39,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:00:39,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:00:39,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:00:39,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-27 21:00:39,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:00:39,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:00:39,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:00:39,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:00:39,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:00:39,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:00:39,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:00:39,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:00:39,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 21:00:39,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:00:39,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:00:39,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-27 21:00:39,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:00:39,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:00:39,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:00:39,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:00:39,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:00:39,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:00:39,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:00:39,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:00:39,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:00:39,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:00:39,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:00:39,787 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-27 21:00:39,787 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1914711499] [2020-10-27 21:00:39,787 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:00:39,788 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-10-27 21:00:39,788 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015400579] [2020-10-27 21:00:39,790 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-27 21:00:39,790 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:00:39,790 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-27 21:00:39,791 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=202, Unknown=0, NotChecked=0, Total=240 [2020-10-27 21:00:39,791 INFO L87 Difference]: Start difference. First operand 616 states and 985 transitions. Second operand 16 states. [2020-10-27 21:00:41,917 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 21:00:44,422 WARN L193 SmtUtils]: Spent 2.22 s on a formula simplification that was a NOOP. DAG size: 402 [2020-10-27 21:00:46,691 WARN L193 SmtUtils]: Spent 2.20 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-27 21:00:49,126 WARN L193 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-27 21:00:51,346 WARN L193 SmtUtils]: Spent 2.13 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-27 21:00:53,610 WARN L193 SmtUtils]: Spent 2.08 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-27 21:00:55,932 WARN L193 SmtUtils]: Spent 2.11 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-27 21:00:58,417 WARN L193 SmtUtils]: Spent 2.18 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-27 21:01:03,398 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 21:01:03,934 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 21:01:39,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:01:39,880 INFO L93 Difference]: Finished difference Result 1502 states and 2591 transitions. [2020-10-27 21:01:39,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-10-27 21:01:39,881 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 143 [2020-10-27 21:01:39,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:01:39,892 INFO L225 Difference]: With dead ends: 1502 [2020-10-27 21:01:39,892 INFO L226 Difference]: Without dead ends: 899 [2020-10-27 21:01:39,897 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 196 ImplicationChecksByTransitivity, 19.6s TimeCoverageRelationStatistics Valid=255, Invalid=935, Unknown=0, NotChecked=0, Total=1190 [2020-10-27 21:01:39,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 899 states. [2020-10-27 21:01:40,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 899 to 598. [2020-10-27 21:01:40,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 598 states. [2020-10-27 21:01:40,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 598 states and 952 transitions. [2020-10-27 21:01:40,075 INFO L78 Accepts]: Start accepts. Automaton has 598 states and 952 transitions. Word has length 143 [2020-10-27 21:01:40,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:01:40,076 INFO L481 AbstractCegarLoop]: Abstraction has 598 states and 952 transitions. [2020-10-27 21:01:40,076 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-27 21:01:40,076 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 952 transitions. [2020-10-27 21:01:40,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-10-27 21:01:40,080 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:01:40,081 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:01:40,081 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 21:01:40,081 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 21:01:40,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:01:40,082 INFO L82 PathProgramCache]: Analyzing trace with hash 306289894, now seen corresponding path program 1 times [2020-10-27 21:01:40,082 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:01:40,082 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1116549507] [2020-10-27 21:01:40,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:01:40,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:40,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:40,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:40,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:40,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:41,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:41,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:41,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:44,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:45,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:45,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 209 [2020-10-27 21:01:45,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 21:01:45,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-27 21:01:45,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:45,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:01:45,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 69 [2020-10-27 21:01:45,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:01:45,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:47,404 WARN L193 SmtUtils]: Spent 2.14 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 21:01:47,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:01:47,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:47,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:47,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:47,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:01:47,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:47,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-27 21:01:47,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:47,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:47,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:47,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:47,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:47,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:01:47,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:47,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:47,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:47,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:01:47,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:47,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:01:47,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:47,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:47,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:47,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:47,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:47,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:01:47,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:47,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:47,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:47,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:01:47,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:47,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:01:47,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:47,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:47,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:47,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:47,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:47,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:01:47,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:47,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:47,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:47,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:01:47,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:47,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:01:47,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:47,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:47,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:47,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:47,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:47,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:01:47,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:47,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:47,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:47,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:01:47,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:47,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:01:47,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:47,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:47,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:47,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:47,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:47,955 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-27 21:01:47,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 21:01:47,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:47,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:47,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:47,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:01:47,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:47,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 21:01:47,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:47,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:47,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:47,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:47,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:48,246 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 21:01:48,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:01:48,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:48,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:48,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:48,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:01:48,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:48,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:01:48,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:48,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:48,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:48,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:48,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:48,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 21:01:48,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:48,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:48,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:48,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:48,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:48,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:48,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 21:01:48,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 21:01:48,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 437 [2020-10-27 21:01:48,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:48,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:01:48,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 21:01:48,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:01:48,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:48,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:01:48,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:48,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:48,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:48,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:01:48,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:48,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:01:48,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:48,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:48,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:48,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:48,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:48,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 21:01:48,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:48,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:48,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:48,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:48,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 21:01:48,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:01:48,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-27 21:01:48,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:48,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:01:48,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 21:01:48,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:01:48,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:48,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 21:01:48,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:48,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:48,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:48,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:01:48,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:48,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:01:48,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:48,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:01:48,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:01:48,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 21:01:48,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:48,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 21:01:48,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:48,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:48,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:48,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:01:48,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:48,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:01:48,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:48,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:48,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 21:01:48,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:48,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:48,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:01:48,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:48,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:48,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:48,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:01:48,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:48,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:01:48,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:48,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:48,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:48,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:48,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:48,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:01:48,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:48,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:48,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:48,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:01:48,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:48,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:01:48,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:48,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:48,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:48,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:48,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:48,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-27 21:01:48,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:48,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:48,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:48,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 21:01:48,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:48,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:01:48,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:48,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:48,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 21:01:48,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:48,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:48,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:01:48,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:48,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:48,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:48,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:01:48,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:48,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:01:48,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:48,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:48,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:48,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:48,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:48,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:01:48,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:48,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:48,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:48,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:01:48,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:48,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:01:48,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:48,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:48,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:48,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:48,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:48,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:01:48,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:48,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:48,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:48,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:01:48,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:48,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:01:48,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:48,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:48,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:48,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:48,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:48,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 21:01:48,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:48,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:48,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:48,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 21:01:48,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:48,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 21:01:48,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:48,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:48,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 21:01:48,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:48,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:48,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:01:48,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:48,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:48,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:48,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:01:48,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:48,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:01:48,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:48,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:48,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:48,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:48,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:48,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:01:48,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:48,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:48,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:48,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:01:48,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:48,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:01:48,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:48,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:48,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:48,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:48,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:49,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:01:49,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:49,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:49,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:49,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:01:49,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:49,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:01:49,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:49,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:49,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:49,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:49,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:49,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-27 21:01:49,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:49,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:49,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:49,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:01:49,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:49,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:01:49,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:49,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:49,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 21:01:49,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:49,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:49,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-27 21:01:49,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:49,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:49,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:49,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:01:49,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:49,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:01:49,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:49,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:49,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:01:49,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:49,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:49,122 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-27 21:01:49,123 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1116549507] [2020-10-27 21:01:49,123 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:01:49,123 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-27 21:01:49,123 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854735314] [2020-10-27 21:01:49,124 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 21:01:49,124 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:01:49,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 21:01:49,125 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2020-10-27 21:01:49,125 INFO L87 Difference]: Start difference. First operand 598 states and 952 transitions. Second operand 11 states. [2020-10-27 21:01:50,739 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 21:01:53,232 WARN L193 SmtUtils]: Spent 2.10 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-27 21:01:55,707 WARN L193 SmtUtils]: Spent 2.18 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-27 21:01:59,346 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 21:01:59,786 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 21:02:38,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:02:38,702 INFO L93 Difference]: Finished difference Result 1471 states and 2535 transitions. [2020-10-27 21:02:38,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-27 21:02:38,711 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 143 [2020-10-27 21:02:38,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:02:38,720 INFO L225 Difference]: With dead ends: 1471 [2020-10-27 21:02:38,720 INFO L226 Difference]: Without dead ends: 905 [2020-10-27 21:02:38,724 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 8.4s TimeCoverageRelationStatistics Valid=136, Invalid=370, Unknown=0, NotChecked=0, Total=506 [2020-10-27 21:02:38,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 905 states. [2020-10-27 21:02:38,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 905 to 601. [2020-10-27 21:02:38,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 601 states. [2020-10-27 21:02:38,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 601 states and 956 transitions. [2020-10-27 21:02:38,915 INFO L78 Accepts]: Start accepts. Automaton has 601 states and 956 transitions. Word has length 143 [2020-10-27 21:02:38,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:02:38,916 INFO L481 AbstractCegarLoop]: Abstraction has 601 states and 956 transitions. [2020-10-27 21:02:38,916 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 21:02:38,916 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 956 transitions. [2020-10-27 21:02:38,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-10-27 21:02:38,920 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:02:38,921 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:02:38,921 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 21:02:38,921 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 21:02:38,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:02:38,922 INFO L82 PathProgramCache]: Analyzing trace with hash 1373916338, now seen corresponding path program 1 times [2020-10-27 21:02:38,922 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:02:38,922 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [329010273] [2020-10-27 21:02:38,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:02:38,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:39,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:39,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:39,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:39,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:41,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:41,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:44,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:44,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 210 [2020-10-27 21:02:44,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:02:44,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5065 [2020-10-27 21:02:44,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:44,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:02:44,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 61 [2020-10-27 21:02:44,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 21:02:44,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:46,151 WARN L193 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 21:02:46,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:02:46,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:46,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:46,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:46,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:02:46,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:46,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-27 21:02:46,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:46,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:46,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:46,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:46,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:46,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:02:46,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:46,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:46,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:46,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:02:46,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:46,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:02:46,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:46,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:46,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:46,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:46,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:46,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:02:46,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:46,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:46,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:46,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:02:46,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:46,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:02:46,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:46,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:46,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:46,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:46,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:46,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:02:46,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:46,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:46,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:46,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:02:46,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:46,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:02:46,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:46,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:46,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:46,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:46,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:46,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:02:46,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:46,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:46,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:46,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:02:46,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:46,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:02:46,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:46,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:46,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:46,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:46,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:46,619 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-27 21:02:46,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 21:02:46,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:46,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:46,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:46,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:02:46,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:46,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 21:02:46,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:46,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:46,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:46,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:46,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:46,895 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 21:02:46,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:02:46,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:46,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:46,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:46,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:02:46,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:46,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:02:46,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:46,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:46,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:46,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:46,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:46,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 21:02:46,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:46,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:46,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:47,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:47,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 21:02:47,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:02:47,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 201 [2020-10-27 21:02:47,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:47,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:02:47,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:02:47,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 21:02:47,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:47,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:02:47,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:47,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:47,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:47,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:02:47,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:47,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:02:47,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:47,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:02:47,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:47,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 21:02:47,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:47,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 21:02:47,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:47,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:47,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:47,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:47,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 21:02:47,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:02:47,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-27 21:02:47,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:47,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:02:47,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:02:47,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 21:02:47,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:47,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 21:02:47,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:47,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:47,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:47,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:02:47,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:47,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 21:02:47,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:47,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:02:47,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:47,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:02:47,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:47,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-27 21:02:47,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:47,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:47,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:47,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:02:47,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:47,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:02:47,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:47,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:47,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 21:02:47,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:47,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:47,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:02:47,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:47,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:47,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:47,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:02:47,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:47,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:02:47,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:47,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:47,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:47,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:47,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:47,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:02:47,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:47,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:47,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:47,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:02:47,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:47,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:02:47,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:47,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:47,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:47,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:47,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:47,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-27 21:02:47,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:47,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:47,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:47,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 21:02:47,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:47,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:02:47,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:47,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:47,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 21:02:47,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:47,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:47,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:02:47,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:47,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:47,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:47,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:02:47,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:47,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:02:47,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:47,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:47,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:47,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:47,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:47,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:02:47,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:47,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:47,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:47,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:02:47,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:47,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:02:47,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:47,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:47,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:47,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:47,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:47,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:02:47,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:47,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:47,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:47,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:02:47,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:47,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:02:47,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:47,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:47,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:47,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:47,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:47,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-27 21:02:47,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:47,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:47,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:47,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 21:02:47,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:47,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 21:02:47,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:47,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:47,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 21:02:47,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:47,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:47,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:02:47,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:47,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:47,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:47,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:02:47,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:47,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:02:47,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:47,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:47,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:47,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:47,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:47,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:02:47,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:47,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:47,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:47,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:02:47,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:47,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:02:47,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:47,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:47,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:47,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:47,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:47,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:02:47,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:47,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:47,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:47,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:02:47,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:47,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:02:47,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:47,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:47,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:47,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:47,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:47,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 21:02:47,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:47,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:47,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:47,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:02:47,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:47,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:02:47,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:47,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:47,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 21:02:47,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:47,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:47,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 21:02:47,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:47,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:47,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:47,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:02:47,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:47,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:02:47,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:47,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:47,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:02:47,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:47,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:47,763 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-27 21:02:47,764 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [329010273] [2020-10-27 21:02:47,764 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:02:47,764 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-27 21:02:47,764 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858213787] [2020-10-27 21:02:47,766 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-27 21:02:47,766 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:02:47,766 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-27 21:02:47,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2020-10-27 21:02:47,767 INFO L87 Difference]: Start difference. First operand 601 states and 956 transitions. Second operand 15 states. [2020-10-27 21:02:49,915 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 21:02:52,419 WARN L193 SmtUtils]: Spent 2.18 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-27 21:02:54,622 WARN L193 SmtUtils]: Spent 2.10 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-27 21:02:56,769 WARN L193 SmtUtils]: Spent 2.10 s on a formula simplification that was a NOOP. DAG size: 395 [2020-10-27 21:02:59,067 WARN L193 SmtUtils]: Spent 2.25 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-27 21:03:01,452 WARN L193 SmtUtils]: Spent 2.33 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 21:03:03,924 WARN L193 SmtUtils]: Spent 2.25 s on a formula simplification that was a NOOP. DAG size: 395 [2020-10-27 21:03:06,400 WARN L193 SmtUtils]: Spent 2.27 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 21:03:08,743 WARN L193 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-27 21:03:13,496 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 21:03:13,995 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 112