/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_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 02:21:42,647 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 02:21:42,651 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 02:21:42,708 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 02:21:42,708 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 02:21:42,716 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 02:21:42,718 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 02:21:42,722 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 02:21:42,725 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 02:21:42,731 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 02:21:42,733 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 02:21:42,735 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 02:21:42,735 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 02:21:42,738 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 02:21:42,740 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 02:21:42,742 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 02:21:42,743 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 02:21:42,746 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 02:21:42,754 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 02:21:42,761 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 02:21:42,763 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 02:21:42,765 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 02:21:42,767 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 02:21:42,770 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 02:21:42,778 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 02:21:42,779 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 02:21:42,779 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 02:21:42,781 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 02:21:42,781 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 02:21:42,782 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 02:21:42,783 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 02:21:42,784 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 02:21:42,786 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 02:21:42,786 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 02:21:42,788 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 02:21:42,788 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 02:21:42,789 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 02:21:42,789 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 02:21:42,789 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 02:21:42,790 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 02:21:42,791 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 02:21:42,798 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 02:21:42,845 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 02:21:42,846 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 02:21:42,849 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 02:21:42,850 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 02:21:42,850 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 02:21:42,850 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 02:21:42,850 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 02:21:42,850 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 02:21:42,851 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 02:21:42,851 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 02:21:42,852 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 02:21:42,852 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 02:21:42,852 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 02:21:42,853 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 02:21:42,853 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 02:21:42,853 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 02:21:42,853 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 02:21:42,853 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 02:21:42,854 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 02:21:42,854 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 02:21:42,854 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 02:21:42,854 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 02:21:42,854 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 02:21:42,855 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 02:21:42,855 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 02:21:42,855 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 02:21:42,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 02:21:42,855 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 02:21:42,856 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 02:21:42,856 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 02:21:43,304 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 02:21:43,330 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 02:21:43,333 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 02:21:43,334 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 02:21:43,335 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 02:21:43,336 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec3_product11.cil.c [2020-10-27 02:21:43,417 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7206c0c19/33a13d0735794cec8671c9c0f9d2bd33/FLAG18fd176f2 [2020-10-27 02:21:44,240 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 02:21:44,241 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec3_product11.cil.c [2020-10-27 02:21:44,268 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7206c0c19/33a13d0735794cec8671c9c0f9d2bd33/FLAG18fd176f2 [2020-10-27 02:21:44,402 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7206c0c19/33a13d0735794cec8671c9c0f9d2bd33 [2020-10-27 02:21:44,406 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 02:21:44,415 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 02:21:44,419 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 02:21:44,419 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 02:21:44,423 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 02:21:44,424 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:21:44" (1/1) ... [2020-10-27 02:21:44,429 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46ff0bf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:21:44, skipping insertion in model container [2020-10-27 02:21:44,429 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:21:44" (1/1) ... [2020-10-27 02:21:44,439 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 02:21:44,540 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 02:21:45,206 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:21:45,218 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 02:21:45,417 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:21:45,498 INFO L208 MainTranslator]: Completed translation [2020-10-27 02:21:45,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:21:45 WrapperNode [2020-10-27 02:21:45,500 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 02:21:45,501 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 02:21:45,501 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 02:21:45,501 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 02:21:45,513 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:21:45" (1/1) ... [2020-10-27 02:21:45,513 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:21:45" (1/1) ... [2020-10-27 02:21:45,566 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:21:45" (1/1) ... [2020-10-27 02:21:45,566 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:21:45" (1/1) ... [2020-10-27 02:21:45,628 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:21:45" (1/1) ... [2020-10-27 02:21:45,673 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:21:45" (1/1) ... [2020-10-27 02:21:45,698 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:21:45" (1/1) ... [2020-10-27 02:21:45,714 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 02:21:45,715 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 02:21:45,715 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 02:21:45,715 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 02:21:45,716 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:21:45" (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 02:21:45,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 02:21:45,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 02:21:45,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 02:21:45,794 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 02:21:45,794 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 02:21:45,794 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 02:21:45,794 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 02:21:45,794 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 02:21:45,794 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 02:21:45,795 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 02:21:45,795 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 02:21:45,795 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-27 02:21:45,795 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-27 02:21:45,795 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-27 02:21:45,795 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-27 02:21:45,796 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-27 02:21:45,796 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-27 02:21:45,796 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__2 [2020-10-27 02:21:45,796 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-27 02:21:45,796 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-27 02:21:45,796 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-27 02:21:45,796 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-27 02:21:45,797 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-27 02:21:45,797 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-27 02:21:45,797 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-27 02:21:45,797 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-27 02:21:45,797 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 02:21:45,797 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-27 02:21:45,797 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-27 02:21:45,798 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-27 02:21:45,798 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 02:21:45,798 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-27 02:21:45,798 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 02:21:45,798 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 02:21:45,798 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 02:21:45,798 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 02:21:45,799 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-27 02:21:45,799 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-27 02:21:45,799 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-27 02:21:45,799 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-27 02:21:45,799 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-27 02:21:45,799 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-27 02:21:45,799 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-27 02:21:45,800 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-27 02:21:45,800 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-27 02:21:45,800 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-27 02:21:45,800 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-27 02:21:45,800 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-27 02:21:45,800 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-27 02:21:45,800 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-27 02:21:45,801 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-27 02:21:45,801 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-27 02:21:45,801 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-27 02:21:45,801 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-27 02:21:45,801 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-27 02:21:45,801 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-27 02:21:45,801 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-27 02:21:45,802 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-27 02:21:45,802 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-27 02:21:45,802 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 02:21:45,802 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-27 02:21:45,802 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-27 02:21:45,802 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-27 02:21:45,802 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-27 02:21:45,803 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-27 02:21:45,803 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-27 02:21:45,803 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-27 02:21:45,803 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-27 02:21:45,803 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-27 02:21:45,803 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-27 02:21:45,804 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-27 02:21:45,804 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-27 02:21:45,804 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 02:21:45,804 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 02:21:45,804 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 02:21:45,804 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 02:21:45,805 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 02:21:45,805 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 02:21:45,805 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 02:21:45,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 02:21:45,805 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 02:21:45,805 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 02:21:45,805 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 02:21:45,806 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 02:21:45,806 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 02:21:45,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 02:21:45,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 02:21:45,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 02:21:45,806 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 02:21:45,806 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 02:21:45,807 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 02:21:45,807 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 02:21:45,807 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 02:21:45,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 02:21:45,807 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 02:21:45,807 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 02:21:45,807 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 02:21:45,807 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-27 02:21:45,807 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-27 02:21:45,808 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 02:21:45,808 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-27 02:21:45,808 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-27 02:21:45,808 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-27 02:21:45,808 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-27 02:21:45,808 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-27 02:21:45,808 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-27 02:21:45,808 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-27 02:21:45,808 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-27 02:21:45,809 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-27 02:21:45,809 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-27 02:21:45,809 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-27 02:21:45,809 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-27 02:21:45,809 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__2 [2020-10-27 02:21:45,809 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 02:21:45,809 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-27 02:21:45,810 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-27 02:21:45,810 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-27 02:21:45,810 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-27 02:21:45,810 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-27 02:21:45,810 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-27 02:21:45,810 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-27 02:21:45,810 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-27 02:21:45,811 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-27 02:21:45,811 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 02:21:45,811 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-27 02:21:45,811 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-27 02:21:45,811 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-27 02:21:45,811 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 02:21:45,811 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-27 02:21:45,812 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 02:21:45,812 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 02:21:45,812 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 02:21:45,812 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 02:21:45,812 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 02:21:45,812 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 02:21:45,812 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 02:21:45,813 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 02:21:45,813 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-27 02:21:45,813 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-27 02:21:45,813 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-27 02:21:45,813 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-27 02:21:45,813 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-27 02:21:45,813 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-27 02:21:45,814 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-27 02:21:45,814 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-27 02:21:45,814 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-27 02:21:45,814 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-27 02:21:45,814 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-27 02:21:45,814 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-27 02:21:45,814 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-27 02:21:45,815 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-27 02:21:45,815 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-27 02:21:45,815 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-27 02:21:45,815 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-27 02:21:45,815 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-27 02:21:45,815 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-27 02:21:45,815 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-27 02:21:45,816 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-27 02:21:45,816 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-27 02:21:45,816 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-27 02:21:45,816 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-27 02:21:45,816 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-27 02:21:45,816 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-27 02:21:45,816 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 02:21:45,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 02:21:45,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 02:21:45,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 02:21:48,179 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 02:21:48,179 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-27 02:21:48,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:21:48 BoogieIcfgContainer [2020-10-27 02:21:48,183 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 02:21:48,184 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 02:21:48,185 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 02:21:48,188 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 02:21:48,188 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 02:21:44" (1/3) ... [2020-10-27 02:21:48,189 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@580d3369 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:21:48, skipping insertion in model container [2020-10-27 02:21:48,189 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:21:45" (2/3) ... [2020-10-27 02:21:48,190 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@580d3369 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:21:48, skipping insertion in model container [2020-10-27 02:21:48,190 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:21:48" (3/3) ... [2020-10-27 02:21:48,191 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec3_product11.cil.c [2020-10-27 02:21:48,202 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 02:21:48,209 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 02:21:48,222 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 02:21:48,256 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 02:21:48,256 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 02:21:48,256 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 02:21:48,256 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 02:21:48,256 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 02:21:48,256 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 02:21:48,257 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 02:21:48,257 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 02:21:48,293 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states. [2020-10-27 02:21:48,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-10-27 02:21:48,319 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:21:48,320 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 02:21:48,320 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 02:21:48,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:21:48,327 INFO L82 PathProgramCache]: Analyzing trace with hash -1810956567, now seen corresponding path program 1 times [2020-10-27 02:21:48,337 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:21:48,338 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [579133343] [2020-10-27 02:21:48,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:21:48,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:49,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:49,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:49,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:50,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:51,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:52,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:53,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:53,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 208 [2020-10-27 02:21:53,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 02:21:53,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5041 [2020-10-27 02:21:53,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:53,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:21:53,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:21:53,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 156 [2020-10-27 02:21:53,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 02:21:55,197 WARN L193 SmtUtils]: Spent 991.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 02:21:55,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:21:55,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:55,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:55,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:55,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:21:55,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:55,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 205 [2020-10-27 02:21:55,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:55,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:55,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:55,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:21:55,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:55,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:21:55,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:55,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:55,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:55,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:21:55,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:55,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:21:55,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:55,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:55,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:55,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:21:55,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:55,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:21:55,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:55,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:55,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:55,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:21:55,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:55,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:21:55,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:55,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:55,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:55,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:21:55,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:55,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:21:55,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:55,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:55,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:55,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:21:55,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:55,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:21:55,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:55,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:55,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:55,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:21:55,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:21:55,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:21:55,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:55,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:55,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:55,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:21:55,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:55,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:21:55,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:55,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:55,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:55,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:21:55,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:55,776 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-27 02:21:55,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 02:21:55,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:55,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:55,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:55,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:21:55,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:55,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-27 02:21:55,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:55,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:55,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:55,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:21:55,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:56,023 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:21:56,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:21:56,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:56,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:56,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:56,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:21:56,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:56,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 02:21:56,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:56,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:56,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:56,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:56,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:56,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 02:21:56,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:56,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:56,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:56,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:56,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:56,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:21:56,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:21:56,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 507 [2020-10-27 02:21:56,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:56,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:56,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:56,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 02:21:56,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:56,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:21:56,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:56,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:56,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:56,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:21:56,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:56,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:21:56,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:56,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:56,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:56,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:56,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:56,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:21:56,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:56,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:56,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:56,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:21:56,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:56,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 02:21:56,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:56,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:56,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:56,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:56,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:56,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:21:56,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:56,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:56,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:56,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:21:56,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:56,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:21:56,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:56,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:56,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:56,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:56,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:56,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 02:21:56,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:56,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:56,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:56,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:21:56,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:56,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 02:21:56,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:56,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:56,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:56,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 02:21:56,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:56,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:21:56,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:56,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:56,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:56,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:21:56,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:56,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:21:56,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:56,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:56,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:56,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:56,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:56,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:21:56,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:56,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:56,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:56,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:21:56,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:56,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:21:56,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:56,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:56,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:56,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:56,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 02:21:56,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 02:21:56,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:56,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:56,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:56,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:56,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 02:21:56,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:21:56,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-27 02:21:56,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:56,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:56,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:56,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-27 02:21:56,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:56,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:21:56,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:56,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:56,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:56,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:21:56,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:56,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:21:56,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:56,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:56,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:56,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:56,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:56,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:21:56,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:56,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:56,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:56,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:21:56,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:56,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:21:56,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:56,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:56,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:56,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:56,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:56,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 02:21:56,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:56,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:56,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:56,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:21:56,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:56,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:21:56,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:56,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:56,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:56,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:56,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:56,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 02:21:56,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:56,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:56,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:56,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:21:56,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:56,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-27 02:21:56,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:56,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:21:56,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:21:56,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 02:21:56,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:56,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:21:56,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:56,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:56,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:56,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:21:56,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:56,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 02:21:56,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:56,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:21:56,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:56,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:21:56,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:56,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:21:56,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:56,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:56,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:56,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:21:56,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:56,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 02:21:56,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:56,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:21:56,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:56,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:21:56,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 02:21:57,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 02:21:57,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:57,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:57,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:57,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:21:57,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:57,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:21:57,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:57,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:57,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:57,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:21:57,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:57,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-27 02:21:57,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:57,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:57,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:57,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:21:57,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:57,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:21:57,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:57,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:57,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:21:57,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:57,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:57,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-27 02:21:57,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:57,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:57,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:57,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:21:57,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:57,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:21:57,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:57,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:57,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:21:57,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:57,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:57,179 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 02:21:57,180 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [579133343] [2020-10-27 02:21:57,182 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:21:57,182 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-27 02:21:57,183 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454130476] [2020-10-27 02:21:57,188 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 02:21:57,189 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:21:57,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 02:21:57,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2020-10-27 02:21:57,205 INFO L87 Difference]: Start difference. First operand 789 states. Second operand 12 states. [2020-10-27 02:21:59,056 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 02:21:59,680 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 02:22:01,607 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-27 02:22:03,450 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 02:22:04,594 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-27 02:22:05,592 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-27 02:22:07,087 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 02:22:11,367 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 02:22:25,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:22:25,897 INFO L93 Difference]: Finished difference Result 1568 states and 2767 transitions. [2020-10-27 02:22:25,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-27 02:22:25,900 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 142 [2020-10-27 02:22:25,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:22:25,936 INFO L225 Difference]: With dead ends: 1568 [2020-10-27 02:22:25,937 INFO L226 Difference]: Without dead ends: 935 [2020-10-27 02:22:25,960 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 50 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 6.2s TimeCoverageRelationStatistics Valid=187, Invalid=463, Unknown=0, NotChecked=0, Total=650 [2020-10-27 02:22:25,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 935 states. [2020-10-27 02:22:26,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 935 to 633. [2020-10-27 02:22:26,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 633 states. [2020-10-27 02:22:26,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 633 states and 1012 transitions. [2020-10-27 02:22:26,314 INFO L78 Accepts]: Start accepts. Automaton has 633 states and 1012 transitions. Word has length 142 [2020-10-27 02:22:26,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:22:26,315 INFO L481 AbstractCegarLoop]: Abstraction has 633 states and 1012 transitions. [2020-10-27 02:22:26,315 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 02:22:26,315 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1012 transitions. [2020-10-27 02:22:26,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-10-27 02:22:26,322 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:22:26,323 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 02:22:26,323 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 02:22:26,323 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 02:22:26,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:22:26,324 INFO L82 PathProgramCache]: Analyzing trace with hash 1975078029, now seen corresponding path program 1 times [2020-10-27 02:22:26,324 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:22:26,325 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1568150243] [2020-10-27 02:22:26,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:22:26,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:26,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:26,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:26,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:27,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:29,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:29,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:31,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:31,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 210 [2020-10-27 02:22:31,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 02:22:31,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-27 02:22:31,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:31,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 02:22:31,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:22:31,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 139 [2020-10-27 02:22:31,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:32,535 WARN L193 SmtUtils]: Spent 938.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 02:22:32,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:22:32,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:32,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:32,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:32,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:22:32,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:32,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 126 [2020-10-27 02:22:32,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:32,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:22:32,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:32,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:22:32,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:32,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:22:32,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:32,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:32,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:32,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:22:32,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:32,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:22:32,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:32,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:22:32,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:32,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:22:32,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:32,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:22:32,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:32,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:32,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:32,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:22:32,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:32,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:22:32,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:32,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:22:32,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:32,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:22:32,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:32,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:22:32,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:32,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:32,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:32,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:22:32,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:32,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:22:32,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:32,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:22:32,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:32,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:22:32,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:32,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:22:32,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:32,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:32,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:32,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:22:32,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:32,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:22:32,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:32,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:22:32,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:32,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:22:32,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:32,986 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-27 02:22:32,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 02:22:33,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:33,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:33,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:33,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:22:33,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:33,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-27 02:22:33,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:33,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:22:33,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:33,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:22:33,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:33,205 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:22:33,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:22:33,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:33,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:33,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:33,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:22:33,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:33,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 02:22:33,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:33,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:22:33,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:33,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:22:33,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:33,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 02:22:33,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:33,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:33,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:33,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:33,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:33,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:22:33,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:22:33,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 349 [2020-10-27 02:22:33,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:33,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:22:33,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:33,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 02:22:33,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:33,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:22:33,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:33,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:33,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:33,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:22:33,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:33,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:22:33,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:33,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:33,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:33,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:33,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:33,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:22:33,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:33,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:33,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:33,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:22:33,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:33,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:22:33,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:33,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:33,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:33,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:33,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:33,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:22:33,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:33,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:33,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:33,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:22:33,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:33,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:22:33,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:33,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:33,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:33,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:33,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:33,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 02:22:33,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:33,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:33,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:33,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:22:33,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:33,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 02:22:33,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:33,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:22:33,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:33,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 02:22:33,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:33,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:22:33,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:33,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:33,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:33,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:22:33,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:33,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:22:33,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:33,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:33,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:33,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:33,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:33,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:22:33,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:33,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:33,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:33,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:22:33,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:33,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:22:33,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:33,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:33,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:33,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:33,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:33,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 02:22:33,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:33,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:33,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:33,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 02:22:33,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:33,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 02:22:33,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:33,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:22:33,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-10-27 02:22:33,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:22:33,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:33,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:22:33,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:33,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:33,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:33,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:22:33,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:33,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:22:33,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:33,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:33,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:33,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:33,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:33,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:22:33,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:33,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:33,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:33,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:22:33,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:33,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:22:33,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:33,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:33,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:33,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:33,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:33,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-27 02:22:33,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:33,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:33,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:33,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:22:33,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:33,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:22:33,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:33,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:22:33,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:33,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:22:33,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:33,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 02:22:33,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:33,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:33,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:33,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 02:22:33,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:33,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 02:22:33,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:33,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:33,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 02:22:33,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:33,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:33,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:22:33,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:33,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:33,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:33,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:22:33,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:33,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:22:33,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:33,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:33,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:33,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:33,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:33,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:22:33,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:33,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:33,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:33,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:22:33,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:33,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:22:33,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:33,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:33,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:33,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:33,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:33,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-27 02:22:33,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:33,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:33,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:33,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:22:33,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:33,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:22:33,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:33,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:33,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:33,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:33,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:33,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 02:22:33,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:33,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:33,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:33,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:22:33,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:33,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:22:33,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:33,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:33,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:22:33,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:33,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:33,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 02:22:33,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:33,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:33,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:33,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:22:33,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:33,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:22:33,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:33,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:33,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:22:33,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:33,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:34,065 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-27 02:22:34,066 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1568150243] [2020-10-27 02:22:34,066 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:22:34,066 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-27 02:22:34,067 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179990472] [2020-10-27 02:22:34,070 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-27 02:22:34,070 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:22:34,071 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-27 02:22:34,071 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2020-10-27 02:22:34,071 INFO L87 Difference]: Start difference. First operand 633 states and 1012 transitions. Second operand 15 states. [2020-10-27 02:22:36,221 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 395 [2020-10-27 02:22:36,833 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 114 [2020-10-27 02:22:38,954 WARN L193 SmtUtils]: Spent 2.08 s on a formula simplification. DAG size of input: 395 DAG size of output: 394 [2020-10-27 02:22:40,847 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 149 [2020-10-27 02:22:43,020 WARN L193 SmtUtils]: Spent 2.12 s on a formula simplification. DAG size of input: 397 DAG size of output: 396 [2020-10-27 02:22:46,076 WARN L193 SmtUtils]: Spent 2.08 s on a formula simplification. DAG size of input: 397 DAG size of output: 396 [2020-10-27 02:22:48,283 WARN L193 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 397 DAG size of output: 396 [2020-10-27 02:22:49,605 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 119 [2020-10-27 02:22:51,329 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 116 [2020-10-27 02:22:54,467 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 02:22:54,738 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 02:22:55,363 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-27 02:22:56,492 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 02:22:59,705 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 02:23:00,827 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 02:23:01,496 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-27 02:23:03,182 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-27 02:23:07,560 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 02:23:07,895 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 02:23:09,042 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 02:23:09,570 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-27 02:23:10,661 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 395 [2020-10-27 02:23:14,686 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 395 [2020-10-27 02:23:15,788 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 395 [2020-10-27 02:23:16,525 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-27 02:23:17,001 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 02:23:31,934 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 111 [2020-10-27 02:23:51,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:23:51,459 INFO L93 Difference]: Finished difference Result 3219 states and 5720 transitions. [2020-10-27 02:23:51,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2020-10-27 02:23:51,460 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 144 [2020-10-27 02:23:51,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:23:51,492 INFO L225 Difference]: With dead ends: 3219 [2020-10-27 02:23:51,492 INFO L226 Difference]: Without dead ends: 2620 [2020-10-27 02:23:51,502 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1133 ImplicationChecksByTransitivity, 22.8s TimeCoverageRelationStatistics Valid=790, Invalid=2750, Unknown=0, NotChecked=0, Total=3540 [2020-10-27 02:23:51,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2620 states. [2020-10-27 02:23:52,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2620 to 1748. [2020-10-27 02:23:52,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1748 states. [2020-10-27 02:23:52,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1748 states to 1748 states and 2820 transitions. [2020-10-27 02:23:52,047 INFO L78 Accepts]: Start accepts. Automaton has 1748 states and 2820 transitions. Word has length 144 [2020-10-27 02:23:52,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:23:52,048 INFO L481 AbstractCegarLoop]: Abstraction has 1748 states and 2820 transitions. [2020-10-27 02:23:52,048 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-27 02:23:52,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1748 states and 2820 transitions. [2020-10-27 02:23:52,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-10-27 02:23:52,052 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:23:52,052 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, 1, 1, 1, 1, 1, 1] [2020-10-27 02:23:52,053 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 02:23:52,053 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 02:23:52,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:23:52,053 INFO L82 PathProgramCache]: Analyzing trace with hash -49828448, now seen corresponding path program 1 times [2020-10-27 02:23:52,054 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:23:52,054 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1532942860] [2020-10-27 02:23:52,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:23:52,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:52,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:52,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:52,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:52,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:52,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:53,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:53,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:53,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:57,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:57,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 218 [2020-10-27 02:23:57,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 02:23:57,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-27 02:23:57,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:57,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:23:57,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:23:57,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 124 [2020-10-27 02:23:57,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:58,413 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 02:23:58,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:23:58,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:58,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:58,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:58,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:23:58,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:58,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 115 [2020-10-27 02:23:58,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:58,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:23:58,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:58,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:23:58,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:58,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:23:58,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:58,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:58,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:58,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:23:58,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:58,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:23:58,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:58,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:23:58,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:58,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:23:58,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:58,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:23:58,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:58,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:58,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:58,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:23:58,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:58,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:23:58,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:58,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:23:58,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:58,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:23:58,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:58,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:23:58,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:58,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:58,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:58,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:23:58,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:58,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:23:58,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:58,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:23:58,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:58,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:23:58,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:58,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:23:58,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:58,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:58,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:58,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:23:58,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:58,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:23:58,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:58,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:23:58,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:58,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:23:58,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:58,786 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-27 02:23:58,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 02:23:58,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:58,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:58,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:58,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:23:58,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:58,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-27 02:23:58,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:58,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:23:58,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:58,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:23:58,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:23:58,972 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:23:58,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:23:58,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:58,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:58,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:58,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:23:58,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:58,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:23:58,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:58,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:23:58,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:58,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:23:58,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:58,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 02:23:58,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:59,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:59,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:59,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:59,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:59,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:23:59,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:23:59,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 300 [2020-10-27 02:23:59,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:59,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:23:59,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:59,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 02:23:59,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:59,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:23:59,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:59,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:59,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:59,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:23:59,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:59,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:23:59,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:59,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:23:59,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:59,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:23:59,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:59,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:23:59,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:59,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:59,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:59,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:23:59,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:59,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:23:59,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:59,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:23:59,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:59,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:23:59,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:59,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:23:59,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:59,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:59,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:59,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:23:59,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:59,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:23:59,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:59,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:23:59,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:59,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:23:59,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:59,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 02:23:59,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:59,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:59,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:59,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:23:59,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:59,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:23:59,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:59,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:23:59,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:59,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 02:23:59,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:59,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:23:59,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:59,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:59,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:59,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:23:59,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:59,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:23:59,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:59,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:23:59,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:59,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:23:59,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:59,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:23:59,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:59,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:59,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:59,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:23:59,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:59,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:23:59,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:59,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:23:59,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:59,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:23:59,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:59,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 02:23:59,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:59,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:59,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:59,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 02:23:59,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:59,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 02:23:59,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:59,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:23:59,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:23:59,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-27 02:23:59,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:59,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:23:59,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:59,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:59,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:59,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:23:59,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:59,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:23:59,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:59,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:23:59,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:59,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:23:59,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:59,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:23:59,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:59,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:59,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:59,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:23:59,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:59,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:23:59,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:59,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:23:59,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:59,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:23:59,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:59,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-27 02:23:59,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:59,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:59,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:59,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:23:59,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:59,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:23:59,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:59,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:23:59,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:59,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 02:23:59,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:59,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:23:59,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:59,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:59,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:59,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:23:59,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:59,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:23:59,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:59,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:23:59,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:59,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:23:59,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:59,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 02:23:59,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:59,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:59,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:59,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 02:23:59,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:59,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 02:23:59,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:59,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:23:59,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 02:23:59,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:23:59,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:59,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:23:59,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:59,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:59,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:59,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:23:59,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:59,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:23:59,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:59,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:23:59,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:59,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:23:59,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:59,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:23:59,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:59,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:59,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:59,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:23:59,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:59,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:23:59,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:59,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:23:59,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:59,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:23:59,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:59,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-27 02:23:59,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:59,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:59,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:59,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:23:59,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:59,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:23:59,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:59,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:23:59,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:23:59,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:23:59,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:59,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-27 02:23:59,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:59,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:59,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:59,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:59,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:23:59,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:23:59,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:23:59,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:59,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:23:59,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 02:23:59,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 02:23:59,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:59,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-27 02:23:59,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:23:59,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:23:59,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:23:59,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:23:59,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:23:59,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:23:59,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:23:59,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:23:59,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:23:59,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:23:59,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:23:59,762 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-27 02:23:59,762 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1532942860] [2020-10-27 02:23:59,763 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:23:59,763 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-27 02:23:59,763 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [363052473] [2020-10-27 02:23:59,764 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 02:23:59,764 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:23:59,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 02:23:59,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2020-10-27 02:23:59,765 INFO L87 Difference]: Start difference. First operand 1748 states and 2820 transitions. Second operand 13 states. [2020-10-27 02:24:01,794 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 02:24:02,253 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-27 02:24:03,357 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-27 02:24:04,856 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-27 02:24:06,576 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-27 02:24:07,705 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 02:24:09,083 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 02:24:10,427 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-27 02:24:13,861 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 398 [2020-10-27 02:24:14,285 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 02:24:14,721 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-10-27 02:24:14,999 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 02:24:15,761 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-27 02:24:17,612 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-27 02:24:18,723 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 398 [2020-10-27 02:24:20,359 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-27 02:24:21,512 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 02:24:25,781 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-27 02:24:48,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:24:48,811 INFO L93 Difference]: Finished difference Result 6906 states and 12509 transitions. [2020-10-27 02:24:48,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2020-10-27 02:24:48,811 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 150 [2020-10-27 02:24:48,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:24:48,867 INFO L225 Difference]: With dead ends: 6906 [2020-10-27 02:24:48,867 INFO L226 Difference]: Without dead ends: 5180 [2020-10-27 02:24:48,890 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 530 ImplicationChecksByTransitivity, 12.6s TimeCoverageRelationStatistics Valid=498, Invalid=1308, Unknown=0, NotChecked=0, Total=1806 [2020-10-27 02:24:48,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5180 states. [2020-10-27 02:24:50,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5180 to 3458. [2020-10-27 02:24:50,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3458 states. [2020-10-27 02:24:50,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3458 states to 3458 states and 5606 transitions. [2020-10-27 02:24:50,063 INFO L78 Accepts]: Start accepts. Automaton has 3458 states and 5606 transitions. Word has length 150 [2020-10-27 02:24:50,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:24:50,064 INFO L481 AbstractCegarLoop]: Abstraction has 3458 states and 5606 transitions. [2020-10-27 02:24:50,064 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 02:24:50,064 INFO L276 IsEmpty]: Start isEmpty. Operand 3458 states and 5606 transitions. [2020-10-27 02:24:50,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-10-27 02:24:50,069 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:24:50,069 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 02:24:50,069 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 02:24:50,069 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 02:24:50,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:24:50,070 INFO L82 PathProgramCache]: Analyzing trace with hash 785339508, now seen corresponding path program 1 times [2020-10-27 02:24:50,070 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:24:50,071 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [283728177] [2020-10-27 02:24:50,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:24:50,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:50,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:50,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:50,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:50,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:51,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:51,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:51,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:51,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:52,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:55,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:55,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-10-27 02:24:55,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 02:24:55,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5023 [2020-10-27 02:24:55,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:55,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:24:55,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:24:55,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 125 [2020-10-27 02:24:55,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:56,263 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 02:24:56,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:24:56,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:56,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:56,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:56,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:24:56,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:56,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 97 [2020-10-27 02:24:56,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:56,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:24:56,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:56,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:24:56,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:56,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:24:56,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:56,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:56,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:56,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:24:56,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:56,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:24:56,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:56,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:24:56,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:56,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:24:56,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:56,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:24:56,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:56,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:56,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:56,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:24:56,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:56,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:24:56,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:56,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:24:56,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:56,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:24:56,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:56,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:24:56,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:56,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:56,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:56,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:24:56,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:56,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:24:56,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:56,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:24:56,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:56,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:24:56,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:24:56,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:24:56,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:56,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:56,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:56,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:24:56,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:56,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:24:56,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:56,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:24:56,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:56,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:24:56,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:56,633 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-27 02:24:56,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 02:24:56,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:56,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:56,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:56,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:24:56,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:56,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 02:24:56,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:56,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:24:56,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:56,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:24:56,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:56,806 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:24:56,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:24:56,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:56,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:56,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:56,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:24:56,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:56,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:24:56,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:56,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:24:56,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:56,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:24:56,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:56,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 02:24:56,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:56,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:56,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:56,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:57,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:57,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:24:57,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:24:57,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 230 [2020-10-27 02:24:57,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:57,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:24:57,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:57,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 02:24:57,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:57,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:24:57,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:57,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:57,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:57,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:24:57,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:57,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:24:57,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:57,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:24:57,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:57,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:24:57,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:57,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:24:57,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:57,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:57,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:57,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:24:57,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:57,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 02:24:57,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:57,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:24:57,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:57,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:24:57,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:57,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:24:57,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:57,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:57,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:57,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:24:57,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:57,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:24:57,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:57,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:24:57,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:57,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:24:57,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:57,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 02:24:57,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:57,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:57,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:57,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:24:57,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:57,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:24:57,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:57,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:24:57,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:57,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 02:24:57,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:57,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:24:57,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:57,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:57,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:57,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:24:57,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:57,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:24:57,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:57,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:24:57,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:57,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:24:57,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:57,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:24:57,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:57,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:57,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:57,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:24:57,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:57,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:24:57,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:57,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:24:57,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:57,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:24:57,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:57,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 02:24:57,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:57,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:57,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:57,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-27 02:24:57,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:57,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 02:24:57,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:57,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:24:57,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:24:57,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-27 02:24:57,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:57,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:24:57,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:57,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:57,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:57,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 02:24:57,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:57,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 02:24:57,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:57,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:24:57,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:57,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 02:24:57,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:57,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:24:57,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:57,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:57,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:57,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:24:57,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:57,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 02:24:57,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:57,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:24:57,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:57,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 02:24:57,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 02:24:57,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 02:24:57,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:57,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:57,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:57,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:24:57,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:57,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:24:57,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:57,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:24:57,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:57,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 02:24:57,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:57,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:24:57,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:57,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:57,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:57,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:24:57,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:57,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:24:57,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:57,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:24:57,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:57,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:24:57,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:57,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-27 02:24:57,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:57,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:57,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:57,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 02:24:57,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:57,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:24:57,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:57,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:24:57,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-27 02:24:57,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:24:57,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:57,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:24:57,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:57,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:57,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:57,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 02:24:57,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:57,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:24:57,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:57,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:24:57,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:57,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:24:57,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:57,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:24:57,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:57,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:57,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:57,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:24:57,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:57,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:24:57,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:57,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:24:57,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:57,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:24:57,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:57,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 02:24:57,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:57,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:57,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:57,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:24:57,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:57,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:24:57,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:57,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:24:57,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:57,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:24:57,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:57,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-27 02:24:57,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:57,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:57,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:57,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:24:57,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:57,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:24:57,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:57,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:24:57,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:24:57,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:24:57,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:57,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-27 02:24:57,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:57,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:57,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:57,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:24:57,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:57,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:24:57,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:57,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:24:57,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:24:57,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:24:57,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:57,590 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 02:24:57,590 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [283728177] [2020-10-27 02:24:57,591 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:24:57,591 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-27 02:24:57,591 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389235558] [2020-10-27 02:24:57,591 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 02:24:57,592 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:24:57,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 02:24:57,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-10-27 02:24:57,593 INFO L87 Difference]: Start difference. First operand 3458 states and 5606 transitions. Second operand 12 states. [2020-10-27 02:24:59,613 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 02:25:00,044 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 02:25:01,826 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-27 02:25:03,671 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 02:25:04,896 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 02:25:06,541 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-27 02:25:08,124 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 02:25:12,615 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 02:25:13,221 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 109