/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/elevator_spec3_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 02:21:23,695 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 02:21:23,697 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 02:21:23,732 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 02:21:23,733 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 02:21:23,735 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 02:21:23,736 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 02:21:23,739 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 02:21:23,741 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 02:21:23,742 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 02:21:23,743 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 02:21:23,745 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 02:21:23,745 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 02:21:23,746 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 02:21:23,748 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 02:21:23,749 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 02:21:23,750 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 02:21:23,751 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 02:21:23,770 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 02:21:23,773 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 02:21:23,774 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 02:21:23,778 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 02:21:23,780 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 02:21:23,781 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 02:21:23,784 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 02:21:23,784 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 02:21:23,784 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 02:21:23,785 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 02:21:23,786 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 02:21:23,787 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 02:21:23,787 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 02:21:23,788 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 02:21:23,789 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 02:21:23,790 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 02:21:23,791 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 02:21:23,792 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 02:21:23,792 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 02:21:23,793 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 02:21:23,793 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 02:21:23,794 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 02:21:23,795 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 02:21:23,797 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 02:21:23,830 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 02:21:23,830 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 02:21:23,832 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 02:21:23,832 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 02:21:23,832 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 02:21:23,832 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 02:21:23,833 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 02:21:23,833 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 02:21:23,833 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 02:21:23,833 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 02:21:23,833 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 02:21:23,834 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 02:21:23,834 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 02:21:23,834 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 02:21:23,834 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 02:21:23,834 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 02:21:23,835 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 02:21:23,835 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 02:21:23,835 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 02:21:23,835 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 02:21:23,836 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 02:21:23,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 02:21:23,836 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 02:21:23,836 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 02:21:23,837 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 02:21:23,837 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 02:21:23,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 02:21:23,837 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 02:21:23,837 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 02:21:23,838 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 02:21:24,224 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 02:21:24,255 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 02:21:24,258 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 02:21:24,259 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 02:21:24,260 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 02:21:24,262 INFO L432 ainManager$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 02:21:24,357 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a4025aeec/f3d61d5aa09b4676bf05060acdcc069d/FLAG8ae66a05a [2020-10-27 02:21:25,269 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 02:21:25,270 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec3_product03.cil.c [2020-10-27 02:21:25,319 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a4025aeec/f3d61d5aa09b4676bf05060acdcc069d/FLAG8ae66a05a [2020-10-27 02:21:25,337 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a4025aeec/f3d61d5aa09b4676bf05060acdcc069d [2020-10-27 02:21:25,339 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 02:21:25,346 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 02:21:25,347 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 02:21:25,348 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 02:21:25,352 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 02:21:25,353 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:21:25" (1/1) ... [2020-10-27 02:21:25,356 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1beeac91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:21:25, skipping insertion in model container [2020-10-27 02:21:25,357 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:21:25" (1/1) ... [2020-10-27 02:21:25,366 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 02:21:25,434 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 02:21:26,109 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:21:26,121 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 02:21:26,292 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:21:26,362 INFO L208 MainTranslator]: Completed translation [2020-10-27 02:21:26,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:21:26 WrapperNode [2020-10-27 02:21:26,363 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 02:21:26,364 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 02:21:26,364 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 02:21:26,364 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 02:21:26,379 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:21:26" (1/1) ... [2020-10-27 02:21:26,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:21:26" (1/1) ... [2020-10-27 02:21:26,413 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:21:26" (1/1) ... [2020-10-27 02:21:26,413 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:21:26" (1/1) ... [2020-10-27 02:21:26,497 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:21:26" (1/1) ... [2020-10-27 02:21:26,549 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:21:26" (1/1) ... [2020-10-27 02:21:26,570 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:21:26" (1/1) ... [2020-10-27 02:21:26,583 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 02:21:26,584 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 02:21:26,585 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 02:21:26,585 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 02:21:26,586 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:21:26" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 02:21:26,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 02:21:26,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 02:21:26,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 02:21:26,671 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 02:21:26,671 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 02:21:26,671 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 02:21:26,671 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 02:21:26,671 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 02:21:26,671 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 02:21:26,672 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 02:21:26,672 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-27 02:21:26,672 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-27 02:21:26,672 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-27 02:21:26,672 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__2 [2020-10-27 02:21:26,672 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-27 02:21:26,673 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-27 02:21:26,673 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-27 02:21:26,673 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-27 02:21:26,673 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-27 02:21:26,673 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-27 02:21:26,673 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-27 02:21:26,674 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-27 02:21:26,674 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 02:21:26,674 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 02:21:26,674 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 02:21:26,674 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 02:21:26,674 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 02:21:26,675 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 02:21:26,675 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-27 02:21:26,675 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-27 02:21:26,675 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-27 02:21:26,675 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-27 02:21:26,675 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-27 02:21:26,675 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-27 02:21:26,676 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-27 02:21:26,676 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-27 02:21:26,676 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-27 02:21:26,676 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-27 02:21:26,676 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-27 02:21:26,676 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-27 02:21:26,676 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-27 02:21:26,676 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-27 02:21:26,677 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__base [2020-10-27 02:21:26,677 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-27 02:21:26,677 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-27 02:21:26,677 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-27 02:21:26,677 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__base [2020-10-27 02:21:26,677 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-27 02:21:26,678 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-27 02:21:26,678 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-27 02:21:26,678 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 02:21:26,678 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-27 02:21:26,678 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-27 02:21:26,678 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-27 02:21:26,678 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-27 02:21:26,679 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-27 02:21:26,679 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-27 02:21:26,679 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-27 02:21:26,679 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-27 02:21:26,679 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-27 02:21:26,679 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-27 02:21:26,680 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-27 02:21:26,680 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-27 02:21:26,680 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-27 02:21:26,680 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-27 02:21:26,680 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-27 02:21:26,680 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 02:21:26,680 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-27 02:21:26,681 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-27 02:21:26,681 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-27 02:21:26,681 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 02:21:26,681 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-27 02:21:26,681 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 02:21:26,681 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 02:21:26,682 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 02:21:26,682 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 02:21:26,682 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 02:21:26,682 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 02:21:26,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 02:21:26,682 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 02:21:26,682 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 02:21:26,683 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 02:21:26,683 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 02:21:26,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 02:21:26,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 02:21:26,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 02:21:26,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 02:21:26,683 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 02:21:26,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 02:21:26,684 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 02:21:26,684 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 02:21:26,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 02:21:26,684 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 02:21:26,684 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 02:21:26,685 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 02:21:26,685 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-27 02:21:26,685 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-27 02:21:26,685 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 02:21:26,685 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-27 02:21:26,685 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-27 02:21:26,685 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-27 02:21:26,686 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-27 02:21:26,686 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-27 02:21:26,686 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-27 02:21:26,686 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 02:21:26,686 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-27 02:21:26,686 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-27 02:21:26,686 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-27 02:21:26,686 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-27 02:21:26,686 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__2 [2020-10-27 02:21:26,687 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-27 02:21:26,687 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-27 02:21:26,687 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-27 02:21:26,687 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-27 02:21:26,687 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-27 02:21:26,687 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-27 02:21:26,687 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-27 02:21:26,688 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-27 02:21:26,688 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-27 02:21:26,688 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 02:21:26,688 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 02:21:26,688 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 02:21:26,688 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 02:21:26,688 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 02:21:26,689 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 02:21:26,689 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 02:21:26,689 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-27 02:21:26,689 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-27 02:21:26,689 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-27 02:21:26,689 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-27 02:21:26,690 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-27 02:21:26,690 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-27 02:21:26,690 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-27 02:21:26,690 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-27 02:21:26,690 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-27 02:21:26,690 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-27 02:21:26,690 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-27 02:21:26,691 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-27 02:21:26,691 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__base [2020-10-27 02:21:26,691 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-27 02:21:26,691 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-27 02:21:26,691 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__base [2020-10-27 02:21:26,691 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-27 02:21:26,692 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-27 02:21:26,692 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-27 02:21:26,692 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-27 02:21:26,692 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-27 02:21:26,692 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 02:21:26,692 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-27 02:21:26,692 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-27 02:21:26,693 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-27 02:21:26,693 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-27 02:21:26,693 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-27 02:21:26,693 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-27 02:21:26,693 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-27 02:21:26,693 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-27 02:21:26,693 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-27 02:21:26,694 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 02:21:26,694 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-27 02:21:26,694 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 02:21:26,694 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 02:21:26,694 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 02:21:26,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 02:21:26,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 02:21:26,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 02:21:29,409 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 02:21:29,409 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-27 02:21:29,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:21:29 BoogieIcfgContainer [2020-10-27 02:21:29,413 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 02:21:29,414 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 02:21:29,414 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 02:21:29,418 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 02:21:29,418 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 02:21:25" (1/3) ... [2020-10-27 02:21:29,419 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2dfded7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:21:29, skipping insertion in model container [2020-10-27 02:21:29,419 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:21:26" (2/3) ... [2020-10-27 02:21:29,420 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2dfded7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:21:29, skipping insertion in model container [2020-10-27 02:21:29,420 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:21:29" (3/3) ... [2020-10-27 02:21:29,421 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec3_product03.cil.c [2020-10-27 02:21:29,434 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 02:21:29,440 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 02:21:29,453 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 02:21:29,491 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 02:21:29,492 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 02:21:29,492 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 02:21:29,492 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 02:21:29,492 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 02:21:29,492 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 02:21:29,492 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 02:21:29,492 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 02:21:29,529 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states. [2020-10-27 02:21:29,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-10-27 02:21:29,554 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:21:29,555 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 02:21:29,556 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 02:21:29,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:21:29,563 INFO L82 PathProgramCache]: Analyzing trace with hash -1487507582, now seen corresponding path program 1 times [2020-10-27 02:21:29,573 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:21:29,573 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [13073679] [2020-10-27 02:21:29,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:21:30,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:30,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:30,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:30,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:32,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:32,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:32,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:33,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:33,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:34,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:35,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:35,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 208 [2020-10-27 02:21:35,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 02:21:35,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5044 [2020-10-27 02:21:35,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:35,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:21:35,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:21:35,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 156 [2020-10-27 02:21:35,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-27 02:21:36,461 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 02:21:36,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:21:36,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:36,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:36,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:36,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:21:36,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:36,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 224 [2020-10-27 02:21:36,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:36,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:36,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:36,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:21:36,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:36,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:21:36,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:36,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:36,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:36,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:21:36,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:36,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:21:36,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:36,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:36,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:36,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:21:36,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:36,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:21:36,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:36,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:36,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:36,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:21:36,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:36,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:21:36,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:36,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:36,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:36,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:21:36,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:36,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:21:36,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:36,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:36,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:36,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:21:36,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:36,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:21:36,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:36,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:36,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:36,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:21:36,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:36,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:21:36,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:36,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:36,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:36,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:21:36,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:36,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:21:36,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:36,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:36,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:36,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:21:36,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:37,017 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-27 02:21:37,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 02:21:37,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:37,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:37,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:37,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:21:37,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:37,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-27 02:21:37,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:37,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:37,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:37,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:21:37,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:37,225 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:21:37,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:21:37,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:37,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:37,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:37,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:21:37,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:37,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 02:21:37,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:37,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:37,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:37,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:37,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:37,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 02:21:37,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:37,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:37,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:37,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:37,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:37,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:21:37,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:21:37,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 279 [2020-10-27 02:21:37,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:37,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:37,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:37,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 02:21:37,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:37,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:21:37,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:37,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:37,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:37,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:21:37,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:37,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:21:37,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:37,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:37,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:37,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:37,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:37,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:21:37,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:37,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:37,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:37,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:21:37,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:37,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 02:21:37,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:37,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:37,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:37,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:37,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:37,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:21:37,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:37,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:37,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:37,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:21:37,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:37,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:21:37,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:37,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:37,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:37,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:37,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:37,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 02:21:37,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:37,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:37,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:37,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:21:37,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:37,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 02:21:37,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:37,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:37,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:37,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 02:21:37,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:37,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:21:37,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:37,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:37,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:37,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:21:37,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:37,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:21:37,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:37,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:37,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:37,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:37,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:37,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:21:37,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:37,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:37,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:37,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:21:37,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:37,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:21:37,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:37,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:37,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:37,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:37,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:37,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 02:21:37,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:37,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:37,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:37,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:37,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 02:21:37,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:21:37,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-27 02:21:37,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:37,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:37,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:37,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-27 02:21:37,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:37,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:21:37,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:37,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:37,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:37,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:21:37,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:37,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:21:37,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:37,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:37,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:37,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:37,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:37,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:21:37,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:37,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:37,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:37,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:21:37,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:37,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:21:37,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:37,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:37,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:37,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:37,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:37,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 02:21:37,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:37,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:37,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:37,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:21:37,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:37,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:21:37,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:37,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:37,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:37,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:37,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:21:37,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 02:21:37,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:37,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:37,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:37,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:21:37,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:37,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-27 02:21:37,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:37,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:21:37,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:21:37,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 02:21:37,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:37,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:21:37,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:37,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:37,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:37,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:21:37,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:37,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 02:21:37,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:37,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:21:37,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:37,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:21:37,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:37,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:21:37,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:37,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:37,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:37,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:21:37,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:37,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:21:37,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:37,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:21:37,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:37,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:21:37,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:37,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 02:21:37,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:37,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:37,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:37,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:21:37,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:37,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:21:37,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:37,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:37,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:37,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:21:37,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:37,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-27 02:21:37,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:37,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:37,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:38,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:21:38,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:38,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:21:38,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:38,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:38,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:21:38,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:38,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:38,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-27 02:21:38,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:38,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:38,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:38,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:21:38,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:38,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:21:38,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:38,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:38,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:21:38,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:38,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:38,103 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-10-27 02:21:38,104 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [13073679] [2020-10-27 02:21:38,106 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:21:38,106 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-27 02:21:38,107 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269796248] [2020-10-27 02:21:38,112 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 02:21:38,113 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:21:38,126 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 02:21:38,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2020-10-27 02:21:38,129 INFO L87 Difference]: Start difference. First operand 773 states. Second operand 12 states. [2020-10-27 02:21:39,832 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 02:21:40,370 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 02:21:42,222 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-27 02:21:43,988 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 02:21:45,142 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-27 02:21:46,035 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-27 02:21:46,286 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 02:21:51,163 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 02:22:05,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:22:05,932 INFO L93 Difference]: Finished difference Result 1531 states and 2714 transitions. [2020-10-27 02:22:05,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-27 02:22:05,938 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 142 [2020-10-27 02:22:05,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:22:05,975 INFO L225 Difference]: With dead ends: 1531 [2020-10-27 02:22:05,975 INFO L226 Difference]: Without dead ends: 914 [2020-10-27 02:22:05,997 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 50 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 5.9s TimeCoverageRelationStatistics Valid=187, Invalid=463, Unknown=0, NotChecked=0, Total=650 [2020-10-27 02:22:06,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 914 states. [2020-10-27 02:22:06,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 914 to 617. [2020-10-27 02:22:06,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 617 states. [2020-10-27 02:22:06,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 617 states and 989 transitions. [2020-10-27 02:22:06,419 INFO L78 Accepts]: Start accepts. Automaton has 617 states and 989 transitions. Word has length 142 [2020-10-27 02:22:06,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:22:06,420 INFO L481 AbstractCegarLoop]: Abstraction has 617 states and 989 transitions. [2020-10-27 02:22:06,420 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 02:22:06,420 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 989 transitions. [2020-10-27 02:22:06,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-10-27 02:22:06,439 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:22:06,440 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:22:06,440 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 02:22:06,441 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 02:22:06,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:22:06,441 INFO L82 PathProgramCache]: Analyzing trace with hash 896907554, now seen corresponding path program 1 times [2020-10-27 02:22:06,443 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:22:06,443 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [159279988] [2020-10-27 02:22:06,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:22:06,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:06,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:06,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:06,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:07,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:08,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:09,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:11,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:11,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 210 [2020-10-27 02:22:11,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 02:22:11,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-27 02:22:11,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:11,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 02:22:11,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:22:11,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 144 [2020-10-27 02:22:11,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:12,835 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 02:22:12,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:22:12,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:12,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:13,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:13,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:22:13,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:13,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 178 [2020-10-27 02:22:13,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:13,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:22:13,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:13,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:22:13,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:13,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:22:13,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:13,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:13,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:13,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:22:13,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:13,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:22:13,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:13,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:22:13,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:13,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:22:13,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:13,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:22:13,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:13,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:13,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:13,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:22:13,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:13,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:22:13,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:13,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:22:13,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:13,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:22:13,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:13,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:22:13,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:13,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:13,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:13,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:22:13,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:13,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:22:13,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:13,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:22:13,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:13,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:22:13,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:13,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:22:13,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:13,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:13,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:13,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:22:13,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:13,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:22:13,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:13,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:22:13,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:13,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:22:13,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:13,313 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-27 02:22:13,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 02:22:13,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:13,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:13,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:13,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:22:13,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:13,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-27 02:22:13,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:13,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:22:13,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:13,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:22:13,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:13,529 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:22:13,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:22:13,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:13,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:13,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:13,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:22:13,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:13,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:22:13,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:13,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:13,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:13,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:13,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:13,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 02:22:13,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:13,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:13,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:13,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:13,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:13,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:22:13,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:22:13,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 237 [2020-10-27 02:22:13,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:13,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:22:13,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:13,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 02:22:13,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:22:13,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:22:13,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:13,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:13,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:13,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:22:13,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:13,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:22:13,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:13,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:13,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:13,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:13,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:13,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:22:13,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:13,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:13,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:13,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:22:13,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:13,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 02:22:13,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:13,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:13,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:13,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:13,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:13,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:22:13,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:13,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:13,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:13,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:22:13,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:13,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:22:13,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:13,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:13,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:13,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:13,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:22:13,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 02:22:13,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:13,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:13,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:13,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:22:13,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:13,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 02:22:13,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:13,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:22:13,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:13,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 02:22:13,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:13,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:22:13,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:13,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:13,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:13,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:22:13,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:13,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:22:13,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:13,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:13,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:13,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:13,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:13,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:22:13,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:13,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:13,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:13,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:22:13,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:13,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:22:13,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:13,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:13,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:13,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:13,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:22:13,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 02:22:13,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:13,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:13,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:13,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 02:22:13,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:13,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 02:22:13,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:13,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:22:13,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:13,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-27 02:22:13,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:13,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:22:13,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:13,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:13,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:13,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:22:13,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:13,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:22:13,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:13,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:13,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:13,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:13,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:22:13,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:22:13,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:13,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:13,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:13,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:22:13,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:13,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:22:13,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:13,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:13,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:13,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:13,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:14,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-27 02:22:14,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:14,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:14,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:14,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:22:14,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:14,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:22:14,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:14,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:14,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:14,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:14,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:22:14,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 02:22:14,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:14,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:14,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:14,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 02:22:14,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:14,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 02:22:14,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:14,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:14,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 02:22:14,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:14,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:22:14,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:22:14,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:14,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:14,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:14,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:22:14,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:14,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:22:14,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:14,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:14,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:14,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:14,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:14,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:22:14,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:14,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:14,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:14,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:22:14,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:14,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:22:14,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:14,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:14,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:14,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:14,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:14,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-27 02:22:14,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:14,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:14,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:14,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:22:14,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:14,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:22:14,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:14,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:14,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:14,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:14,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:14,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 02:22:14,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:14,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:14,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:14,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:22:14,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:14,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:22:14,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:14,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:14,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:22:14,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:14,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:14,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 02:22:14,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:14,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:14,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:14,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:22:14,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:14,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:22:14,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:14,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:14,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:22:14,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:14,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:14,175 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-27 02:22:14,176 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [159279988] [2020-10-27 02:22:14,176 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:22:14,176 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 02:22:14,177 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263122243] [2020-10-27 02:22:14,180 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 02:22:14,180 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:22:14,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 02:22:14,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-10-27 02:22:14,181 INFO L87 Difference]: Start difference. First operand 617 states and 989 transitions. Second operand 9 states. [2020-10-27 02:22:16,012 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 02:22:16,414 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 02:22:17,467 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-27 02:22:18,586 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-27 02:22:18,812 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 02:22:20,208 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 02:22:32,041 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 02:22:36,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:22:36,983 INFO L93 Difference]: Finished difference Result 1774 states and 3044 transitions. [2020-10-27 02:22:36,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-27 02:22:36,984 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 144 [2020-10-27 02:22:36,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:22:36,999 INFO L225 Difference]: With dead ends: 1774 [2020-10-27 02:22:36,999 INFO L226 Difference]: Without dead ends: 1191 [2020-10-27 02:22:37,004 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 55 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=162, Invalid=390, Unknown=0, NotChecked=0, Total=552 [2020-10-27 02:22:37,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1191 states. [2020-10-27 02:22:37,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1191 to 855. [2020-10-27 02:22:37,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 855 states. [2020-10-27 02:22:37,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 855 states and 1360 transitions. [2020-10-27 02:22:37,246 INFO L78 Accepts]: Start accepts. Automaton has 855 states and 1360 transitions. Word has length 144 [2020-10-27 02:22:37,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:22:37,247 INFO L481 AbstractCegarLoop]: Abstraction has 855 states and 1360 transitions. [2020-10-27 02:22:37,247 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 02:22:37,247 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1360 transitions. [2020-10-27 02:22:37,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-10-27 02:22:37,261 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:22:37,262 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:22:37,262 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 02:22:37,262 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 02:22:37,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:22:37,263 INFO L82 PathProgramCache]: Analyzing trace with hash -1348671900, now seen corresponding path program 1 times [2020-10-27 02:22:37,263 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:22:37,263 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [565412347] [2020-10-27 02:22:37,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:22:37,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:37,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:37,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:37,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:37,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:39,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:42,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:42,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 210 [2020-10-27 02:22:42,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:22:42,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5029 [2020-10-27 02:22:42,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:42,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:22:42,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:22:42,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 124 [2020-10-27 02:22:42,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:43,616 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 02:22:43,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:22:43,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:43,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:43,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:43,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:22:43,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:43,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 130 [2020-10-27 02:22:43,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:43,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:22:43,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:43,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:22:43,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:43,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:22:43,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:43,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:43,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:43,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:22:43,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:43,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:22:43,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:43,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:22:43,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:43,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:22:43,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:43,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:22:43,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:43,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:43,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:43,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:22:43,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:43,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:22:43,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:43,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:22:43,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:43,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:22:43,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:43,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:22:43,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:43,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:43,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:43,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:22:43,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:43,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:22:43,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:43,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:22:43,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:43,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:22:43,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:43,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:22:43,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:43,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:43,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:43,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:22:43,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:43,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:22:43,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:43,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:22:43,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:43,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:22:43,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:44,027 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-27 02:22:44,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 02:22:44,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:44,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:44,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:44,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:22:44,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:44,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-27 02:22:44,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:44,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:22:44,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:44,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:22:44,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:44,214 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:22:44,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:22:44,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:44,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:44,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:44,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:22:44,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:44,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:22:44,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:44,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:44,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:44,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:44,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:44,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 02:22:44,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:44,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:44,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:44,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:44,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:44,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:22:44,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:22:44,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 247 [2020-10-27 02:22:44,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:44,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:22:44,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:44,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 02:22:44,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:44,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:22:44,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:44,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:44,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:44,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:22:44,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:44,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:22:44,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:44,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:44,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:44,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:44,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:44,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:22:44,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:44,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:44,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:44,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:22:44,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:44,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 02:22:44,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:44,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:44,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:44,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:44,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:44,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:22:44,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:44,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:44,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:44,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:22:44,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:44,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:22:44,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:44,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:44,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:44,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:44,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:44,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 02:22:44,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:44,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:44,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:44,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:22:44,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:44,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 02:22:44,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:44,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:22:44,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:44,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 02:22:44,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:44,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:22:44,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:44,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:44,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:44,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:22:44,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:44,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:22:44,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:44,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:44,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:44,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:44,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:44,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:22:44,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:44,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:44,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:44,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:22:44,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:44,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:22:44,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:44,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:44,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:44,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:44,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:44,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 02:22:44,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:44,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:44,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:44,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 02:22:44,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:44,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 02:22:44,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:44,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:22:44,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:22:44,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 02:22:44,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:44,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:22:44,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:44,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:44,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:44,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:22:44,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:44,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:22:44,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:44,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:22:44,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:44,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:22:44,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:44,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:22:44,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:44,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:44,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:44,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:22:44,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:44,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 02:22:44,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:44,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:22:44,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:44,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:22:44,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:44,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-27 02:22:44,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:44,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:44,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:44,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:22:44,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:44,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:22:44,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:44,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:22:44,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:44,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:22:44,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:44,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 02:22:44,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:44,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:44,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:44,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 02:22:44,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:44,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 02:22:44,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:44,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:44,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 02:22:44,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:44,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:44,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:22:44,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:44,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:44,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:44,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:22:44,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:44,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:22:44,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:44,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:44,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:44,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:44,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:44,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:22:44,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:44,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:44,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:44,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:22:44,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:44,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:22:44,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:44,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:44,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:44,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:44,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:44,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-27 02:22:44,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:44,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:44,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:44,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:22:44,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:44,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:22:44,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:44,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:44,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:44,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:44,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:44,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 02:22:44,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:44,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:44,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:44,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:22:44,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:44,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:22:44,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:44,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:44,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:22:44,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:44,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:44,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 02:22:44,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:44,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:44,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:44,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:22:44,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:44,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:22:44,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:44,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:44,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:22:44,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:44,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:44,996 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-10-27 02:22:44,997 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [565412347] [2020-10-27 02:22:44,997 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:22:44,997 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-27 02:22:44,998 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595824175] [2020-10-27 02:22:44,998 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 02:22:44,999 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:22:44,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 02:22:45,000 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-10-27 02:22:45,000 INFO L87 Difference]: Start difference. First operand 855 states and 1360 transitions. Second operand 12 states. [2020-10-27 02:22:47,937 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 02:22:48,373 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 02:22:50,132 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-27 02:22:51,966 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 02:22:53,107 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 02:22:54,045 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-27 02:22:54,314 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 02:22:57,311 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 02:22:58,620 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 02:23:18,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:23:18,892 INFO L93 Difference]: Finished difference Result 2021 states and 3503 transitions. [2020-10-27 02:23:18,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-27 02:23:18,893 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 144 [2020-10-27 02:23:18,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:23:18,904 INFO L225 Difference]: With dead ends: 2021 [2020-10-27 02:23:18,905 INFO L226 Difference]: Without dead ends: 1196 [2020-10-27 02:23:18,911 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 49 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 136 ImplicationChecksByTransitivity, 7.1s TimeCoverageRelationStatistics Valid=209, Invalid=493, Unknown=0, NotChecked=0, Total=702 [2020-10-27 02:23:18,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1196 states. [2020-10-27 02:23:19,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1196 to 865. [2020-10-27 02:23:19,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 865 states. [2020-10-27 02:23:19,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 865 states and 1368 transitions. [2020-10-27 02:23:19,164 INFO L78 Accepts]: Start accepts. Automaton has 865 states and 1368 transitions. Word has length 144 [2020-10-27 02:23:19,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:23:19,165 INFO L481 AbstractCegarLoop]: Abstraction has 865 states and 1368 transitions. [2020-10-27 02:23:19,165 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 02:23:19,165 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1368 transitions. [2020-10-27 02:23:19,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-27 02:23:19,169 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:23:19,170 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:23:19,170 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 02:23:19,170 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 02:23:19,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:23:19,171 INFO L82 PathProgramCache]: Analyzing trace with hash 1855451904, now seen corresponding path program 1 times [2020-10-27 02:23:19,171 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:23:19,171 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [105923329] [2020-10-27 02:23:19,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:23:19,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:19,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:19,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:19,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:19,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:24,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:24,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:24,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 212 [2020-10-27 02:23:24,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:23:24,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5023 [2020-10-27 02:23:24,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:24,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 02:23:24,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:23:24,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 140 [2020-10-27 02:23:24,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:25,496 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 02:23:25,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:23:25,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:25,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:25,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:25,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:23:25,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:25,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 115 [2020-10-27 02:23:25,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:25,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:23:25,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:25,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:23:25,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:25,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:23:25,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:25,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:25,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:25,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:23:25,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:25,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:23:25,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:25,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:23:25,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:25,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:23:25,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:25,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:23:25,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:25,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:25,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:25,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:23:25,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:25,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:23:25,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:25,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:23:25,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:25,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:23:25,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:25,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:23:25,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:25,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:25,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:25,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:23:25,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:25,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:23:25,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:25,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:23:25,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:25,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:23:25,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:25,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:23:25,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:25,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:25,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:25,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:23:25,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:25,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:23:25,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:25,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:23:25,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:25,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:23:25,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:25,921 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-27 02:23:25,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 02:23:25,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:25,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:25,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:25,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:23:25,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:25,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-27 02:23:25,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:25,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:23:25,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:25,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:23:25,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:26,142 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:23:26,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:23:26,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:26,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:26,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:26,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:23:26,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:26,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 02:23:26,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:26,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:23:26,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:26,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:23:26,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:26,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 02:23:26,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:26,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:26,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:26,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:26,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:26,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:23:26,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:23:26,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 247 [2020-10-27 02:23:26,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:26,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:23:26,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:26,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 02:23:26,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:26,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:23:26,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:26,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:26,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:26,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:23:26,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:26,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:23:26,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:26,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:23:26,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:26,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:23:26,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:26,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:23:26,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:26,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:26,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:26,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:23:26,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:26,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:23:26,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:26,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:23:26,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:26,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:23:26,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:26,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:23:26,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:26,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:26,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:26,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:23:26,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:26,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:23:26,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:26,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:23:26,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:26,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:23:26,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:26,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 02:23:26,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:26,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:26,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:26,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:23:26,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:26,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:23:26,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:26,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:23:26,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:26,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 02:23:26,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:26,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:23:26,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:26,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:26,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:26,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:23:26,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:26,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:23:26,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:26,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:23:26,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:26,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:23:26,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:26,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:23:26,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:26,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:26,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:26,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:23:26,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:26,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:23:26,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:26,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:23:26,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:26,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:23:26,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:26,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 02:23:26,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:26,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:26,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:26,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-27 02:23:26,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:26,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 02:23:26,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:26,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:23:26,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-27 02:23:26,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:23:26,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:26,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:23:26,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:26,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:26,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:26,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 02:23:26,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:26,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:23:26,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:26,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:23:26,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:26,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:23:26,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:26,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:23:26,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:26,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:26,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:26,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:23:26,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:26,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 02:23:26,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:26,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:23:26,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:26,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:23:26,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:26,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 02:23:26,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:26,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:26,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:26,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:23:26,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:26,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:23:26,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:26,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:23:26,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:26,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:23:26,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:26,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-27 02:23:26,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:26,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:26,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:26,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 02:23:26,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:26,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 02:23:26,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:26,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:23:26,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-27 02:23:26,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:23:26,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:26,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:23:26,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:26,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:26,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:26,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 02:23:26,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:26,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:23:26,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:26,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:23:26,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:26,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:23:26,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:26,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:23:26,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:26,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:26,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:26,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:23:26,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:26,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:23:26,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:26,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:23:26,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:26,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:23:26,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:26,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 02:23:26,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:26,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:26,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:26,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:23:26,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:26,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:23:26,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:26,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:23:26,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:26,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:23:26,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:26,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-27 02:23:26,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:26,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:26,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:26,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:23:26,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:26,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:23:26,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:26,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:23:26,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:23:26,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:23:26,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:26,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-27 02:23:26,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:26,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:26,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:26,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:23:26,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:26,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:23:26,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:26,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:23:26,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:23:26,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:23:26,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:26,828 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-10-27 02:23:26,829 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [105923329] [2020-10-27 02:23:26,829 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:23:26,829 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-27 02:23:26,829 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556847542] [2020-10-27 02:23:26,831 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-27 02:23:26,831 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:23:26,831 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-27 02:23:26,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2020-10-27 02:23:26,832 INFO L87 Difference]: Start difference. First operand 865 states and 1368 transitions. Second operand 15 states. [2020-10-27 02:23:29,140 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 395 [2020-10-27 02:23:29,813 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 114 [2020-10-27 02:23:32,197 WARN L193 SmtUtils]: Spent 2.35 s on a formula simplification. DAG size of input: 396 DAG size of output: 395 [2020-10-27 02:23:34,261 WARN L193 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 149 [2020-10-27 02:23:36,674 WARN L193 SmtUtils]: Spent 2.37 s on a formula simplification. DAG size of input: 398 DAG size of output: 397 [2020-10-27 02:23:40,001 WARN L193 SmtUtils]: Spent 2.32 s on a formula simplification. DAG size of input: 398 DAG size of output: 397 [2020-10-27 02:23:42,351 WARN L193 SmtUtils]: Spent 2.31 s on a formula simplification. DAG size of input: 398 DAG size of output: 397 [2020-10-27 02:23:43,762 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 119 [2020-10-27 02:23:44,193 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 116 [2020-10-27 02:23:46,819 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 02:23:47,178 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 02:23:47,954 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-27 02:23:49,091 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 02:23:52,895 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 02:23:54,031 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 02:23:54,666 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-27 02:23:54,960 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-27 02:24:01,013 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 02:24:01,362 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 02:24:02,511 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 02:24:03,003 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-27 02:24:04,153 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 395 [2020-10-27 02:24:08,081 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 395 [2020-10-27 02:24:09,204 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 395 [2020-10-27 02:24:10,022 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-27 02:24:10,223 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 02:24:30,315 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 111 [2020-10-27 02:24:47,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:24:47,634 INFO L93 Difference]: Finished difference Result 4005 states and 7003 transitions. [2020-10-27 02:24:47,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2020-10-27 02:24:47,636 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 146 [2020-10-27 02:24:47,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:24:47,665 INFO L225 Difference]: With dead ends: 4005 [2020-10-27 02:24:47,665 INFO L226 Difference]: Without dead ends: 3174 [2020-10-27 02:24:47,675 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1132 ImplicationChecksByTransitivity, 24.6s TimeCoverageRelationStatistics Valid=790, Invalid=2750, Unknown=0, NotChecked=0, Total=3540 [2020-10-27 02:24:47,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3174 states. [2020-10-27 02:24:48,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3174 to 2243. [2020-10-27 02:24:48,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2243 states. [2020-10-27 02:24:48,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2243 states to 2243 states and 3559 transitions. [2020-10-27 02:24:48,283 INFO L78 Accepts]: Start accepts. Automaton has 2243 states and 3559 transitions. Word has length 146 [2020-10-27 02:24:48,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:24:48,283 INFO L481 AbstractCegarLoop]: Abstraction has 2243 states and 3559 transitions. [2020-10-27 02:24:48,283 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-27 02:24:48,283 INFO L276 IsEmpty]: Start isEmpty. Operand 2243 states and 3559 transitions. [2020-10-27 02:24:48,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-10-27 02:24:48,287 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:24:48,288 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:24:48,288 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 02:24:48,288 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 02:24:48,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:24:48,289 INFO L82 PathProgramCache]: Analyzing trace with hash -59152427, now seen corresponding path program 1 times [2020-10-27 02:24:48,289 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:24:48,289 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [723559926] [2020-10-27 02:24:48,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:24:48,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:48,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:48,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:48,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:48,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:50,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:50,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:51,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:51,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:51,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:53,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:53,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-10-27 02:24:53,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 02:24:53,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5023 [2020-10-27 02:24:53,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:53,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:24:53,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:24:53,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 125 [2020-10-27 02:24:53,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:54,547 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 02:24:54,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:24:54,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:54,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:54,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:54,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:24:54,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:54,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-27 02:24:54,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:54,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:24:54,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:54,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:24:54,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:54,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:24:54,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:54,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:54,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:54,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:24:54,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:54,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:24:54,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:54,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:24:54,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:54,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:24:54,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:54,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:24:54,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:54,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:54,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:54,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:24:54,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:54,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:24:54,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:54,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:24:54,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:54,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:24:54,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:54,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:24:54,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:54,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:54,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:54,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:24:54,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:54,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:24:54,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:54,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:24:54,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:54,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:24:54,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:54,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:24:54,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:54,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:54,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:54,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:24:54,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:54,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:24:54,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:54,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:24:54,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:54,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:24:54,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:54,891 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-27 02:24:54,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 02:24:54,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:54,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:54,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:54,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:24:54,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:54,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-27 02:24:54,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:54,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:24:54,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:54,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:24:54,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:55,077 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:24:55,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:24:55,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:55,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:55,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:55,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:24:55,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:55,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:24:55,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:55,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:24:55,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:55,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:24:55,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:55,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 02:24:55,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:55,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:55,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:55,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:55,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:55,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:24:55,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:24:55,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 173 [2020-10-27 02:24:55,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:55,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:24:55,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:55,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 02:24:55,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:55,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:24:55,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:55,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:55,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:55,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:24:55,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:55,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:24:55,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:55,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:24:55,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:55,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:24:55,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:55,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:24:55,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:55,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:55,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:55,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:24:55,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:55,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:24:55,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:55,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:24:55,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:55,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:24:55,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:55,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:24:55,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:55,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:55,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:55,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:24:55,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:55,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:24:55,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:55,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:24:55,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:55,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:24:55,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:55,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 02:24:55,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:55,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:55,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:55,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:24:55,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:55,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:24:55,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:55,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:24:55,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:55,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 02:24:55,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:55,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:24:55,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:55,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:55,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:55,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:24:55,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:55,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:24:55,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:55,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:24:55,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:55,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:24:55,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:55,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:24:55,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:55,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:55,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:55,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:24:55,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:55,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:24:55,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:55,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:24:55,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:55,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:24:55,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:55,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 02:24:55,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:55,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:55,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:55,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-27 02:24:55,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:55,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 02:24:55,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:55,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:24:55,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:24:55,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-27 02:24:55,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:55,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:24:55,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:55,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:55,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:55,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 02:24:55,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:55,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:24:55,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:55,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:24:55,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:55,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 02:24:55,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:55,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:24:55,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:55,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:55,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:55,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:24:55,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:55,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:24:55,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:55,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:24:55,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:55,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 02:24:55,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:55,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 02:24:55,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:55,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:55,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:55,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:24:55,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:55,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:24:55,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:55,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:24:55,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:55,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 02:24:55,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:55,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:24:55,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:55,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:55,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:55,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:24:55,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:55,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:24:55,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:55,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:24:55,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:55,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:24:55,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:55,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-27 02:24:55,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:55,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:55,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:55,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 02:24:55,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:55,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:24:55,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:55,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:24:55,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-27 02:24:55,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:24:55,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:55,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:24:55,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:55,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:55,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:55,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 02:24:55,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:55,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:24:55,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:55,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:24:55,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:55,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:24:55,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:55,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:24:55,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:55,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:55,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:55,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:24:55,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:55,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:24:55,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:55,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:24:55,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:55,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:24:55,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:55,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 02:24:55,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:55,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:55,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:55,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:24:55,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:55,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:24:55,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:55,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:24:55,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:55,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:24:55,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:55,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-27 02:24:55,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:55,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:55,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:55,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:55,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:24:55,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:24:55,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:24:55,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:55,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:24:55,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 02:24:55,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 02:24:55,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:55,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-27 02:24:55,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:55,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:55,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:55,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:24:55,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:55,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:24:55,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:55,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:24:55,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:24:55,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:24:55,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:55,719 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-27 02:24:55,719 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [723559926] [2020-10-27 02:24:55,719 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:24:55,719 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-27 02:24:55,720 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763211490] [2020-10-27 02:24:55,720 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 02:24:55,720 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:24:55,721 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 02:24:55,721 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2020-10-27 02:24:55,721 INFO L87 Difference]: Start difference. First operand 2243 states and 3559 transitions. Second operand 13 states. [2020-10-27 02:24:57,282 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 02:24:57,727 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-27 02:24:58,913 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-27 02:25:00,550 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-27 02:25:02,271 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-27 02:25:03,476 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 401 [2020-10-27 02:25:04,827 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 02:25:05,105 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-27 02:25:07,228 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 02:25:08,781 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-27 02:25:08,959 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 113