/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/elevator_spec1_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 20:52:11,750 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 20:52:11,753 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 20:52:11,796 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 20:52:11,796 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 20:52:11,798 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 20:52:11,799 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 20:52:11,802 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 20:52:11,804 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 20:52:11,805 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 20:52:11,806 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 20:52:11,808 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 20:52:11,808 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 20:52:11,809 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 20:52:11,811 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 20:52:11,812 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 20:52:11,813 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 20:52:11,814 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 20:52:11,817 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 20:52:11,819 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 20:52:11,821 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 20:52:11,823 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 20:52:11,828 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 20:52:11,829 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 20:52:11,838 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 20:52:11,839 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 20:52:11,839 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 20:52:11,840 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 20:52:11,842 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 20:52:11,844 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 20:52:11,844 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 20:52:11,845 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 20:52:11,846 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 20:52:11,847 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 20:52:11,852 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 20:52:11,852 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 20:52:11,853 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 20:52:11,854 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 20:52:11,854 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 20:52:11,856 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 20:52:11,857 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 20:52:11,862 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 20:52:11,917 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 20:52:11,917 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 20:52:11,918 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 20:52:11,919 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 20:52:11,919 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 20:52:11,919 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 20:52:11,919 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 20:52:11,920 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 20:52:11,920 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 20:52:11,920 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 20:52:11,920 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 20:52:11,920 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 20:52:11,921 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 20:52:11,921 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 20:52:11,921 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 20:52:11,921 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 20:52:11,921 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 20:52:11,922 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 20:52:11,922 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 20:52:11,922 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 20:52:11,922 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 20:52:11,922 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 20:52:11,923 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 20:52:11,923 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 20:52:11,923 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 20:52:11,923 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 20:52:11,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 20:52:11,924 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 20:52:11,924 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 20:52:11,924 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 20:52:12,313 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 20:52:12,344 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 20:52:12,347 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 20:52:12,349 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 20:52:12,350 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 20:52:12,351 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec1_product31.cil.c [2020-10-27 20:52:12,442 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/21e009712/7608b44dc7af46c784f8b9b1b1228fbe/FLAG19a8dfd80 [2020-10-27 20:52:13,332 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 20:52:13,333 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec1_product31.cil.c [2020-10-27 20:52:13,359 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/21e009712/7608b44dc7af46c784f8b9b1b1228fbe/FLAG19a8dfd80 [2020-10-27 20:52:13,431 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/21e009712/7608b44dc7af46c784f8b9b1b1228fbe [2020-10-27 20:52:13,436 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 20:52:13,446 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 20:52:13,449 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 20:52:13,450 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 20:52:13,454 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 20:52:13,455 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 08:52:13" (1/1) ... [2020-10-27 20:52:13,461 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@156308bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:52:13, skipping insertion in model container [2020-10-27 20:52:13,462 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 08:52:13" (1/1) ... [2020-10-27 20:52:13,471 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 20:52:13,566 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 20:52:14,278 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 20:52:14,293 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 20:52:14,411 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 20:52:14,500 INFO L208 MainTranslator]: Completed translation [2020-10-27 20:52:14,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:52:14 WrapperNode [2020-10-27 20:52:14,501 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 20:52:14,502 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 20:52:14,502 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 20:52:14,502 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 20:52:14,514 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:52:14" (1/1) ... [2020-10-27 20:52:14,514 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:52:14" (1/1) ... [2020-10-27 20:52:14,550 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:52:14" (1/1) ... [2020-10-27 20:52:14,550 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:52:14" (1/1) ... [2020-10-27 20:52:14,641 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:52:14" (1/1) ... [2020-10-27 20:52:14,690 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:52:14" (1/1) ... [2020-10-27 20:52:14,709 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:52:14" (1/1) ... [2020-10-27 20:52:14,740 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 20:52:14,744 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 20:52:14,744 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 20:52:14,744 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 20:52:14,745 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:52:14" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 20:52:14,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 20:52:14,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 20:52:14,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 20:52:14,839 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 20:52:14,839 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 20:52:14,840 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 20:52:14,840 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 20:52:14,841 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 20:52:14,841 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 20:52:14,841 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 20:52:14,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 20:52:14,842 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-27 20:52:14,842 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-27 20:52:14,843 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-27 20:52:14,843 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-27 20:52:14,844 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-27 20:52:14,844 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-27 20:52:14,844 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2020-10-27 20:52:14,844 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-27 20:52:14,844 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-27 20:52:14,844 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-27 20:52:14,845 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-27 20:52:14,845 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-27 20:52:14,845 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-27 20:52:14,845 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-27 20:52:14,845 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-27 20:52:14,845 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-27 20:52:14,845 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-27 20:52:14,846 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-27 20:52:14,846 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-27 20:52:14,846 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-27 20:52:14,846 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-27 20:52:14,846 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-27 20:52:14,846 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-27 20:52:14,846 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-27 20:52:14,847 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-27 20:52:14,847 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-27 20:52:14,847 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-27 20:52:14,847 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 20:52:14,847 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-27 20:52:14,847 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-27 20:52:14,848 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-27 20:52:14,848 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-27 20:52:14,848 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-27 20:52:14,848 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-27 20:52:14,848 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 20:52:14,848 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-27 20:52:14,848 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-27 20:52:14,849 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-27 20:52:14,849 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-27 20:52:14,849 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__2 [2020-10-27 20:52:14,849 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__3 [2020-10-27 20:52:14,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__4 [2020-10-27 20:52:14,850 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-27 20:52:14,850 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-27 20:52:14,850 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-27 20:52:14,850 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-27 20:52:14,851 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-27 20:52:14,851 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-27 20:52:14,851 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-27 20:52:14,851 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-27 20:52:14,852 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 20:52:14,852 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-27 20:52:14,852 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-27 20:52:14,852 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-27 20:52:14,852 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 20:52:14,852 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-27 20:52:14,852 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 20:52:14,852 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 20:52:14,853 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 20:52:14,853 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-27 20:52:14,853 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-27 20:52:14,855 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-27 20:52:14,856 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-27 20:52:14,856 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-27 20:52:14,856 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-27 20:52:14,856 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-27 20:52:14,856 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-27 20:52:14,857 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 20:52:14,857 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 20:52:14,857 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 20:52:14,857 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 20:52:14,857 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 20:52:14,858 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 20:52:14,858 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 20:52:14,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 20:52:14,859 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 20:52:14,859 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 20:52:14,859 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 20:52:14,859 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 20:52:14,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 20:52:14,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 20:52:14,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 20:52:14,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 20:52:14,860 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 20:52:14,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 20:52:14,860 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 20:52:14,860 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 20:52:14,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 20:52:14,861 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 20:52:14,861 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 20:52:14,861 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 20:52:14,861 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 20:52:14,861 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 20:52:14,861 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-27 20:52:14,861 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-27 20:52:14,862 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-27 20:52:14,862 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-27 20:52:14,862 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-27 20:52:14,863 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-27 20:52:14,863 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-27 20:52:14,863 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-27 20:52:14,863 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-27 20:52:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 20:52:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-27 20:52:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-27 20:52:14,865 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-27 20:52:14,866 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-27 20:52:14,866 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-27 20:52:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-27 20:52:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-27 20:52:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-27 20:52:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-27 20:52:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-27 20:52:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-27 20:52:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-27 20:52:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-27 20:52:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-27 20:52:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2020-10-27 20:52:14,869 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-27 20:52:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-27 20:52:14,871 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-27 20:52:14,874 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-27 20:52:14,874 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-27 20:52:14,874 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-27 20:52:14,875 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-27 20:52:14,875 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-27 20:52:14,876 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-27 20:52:14,876 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-27 20:52:14,878 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-27 20:52:14,878 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-27 20:52:14,878 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-27 20:52:14,878 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-27 20:52:14,883 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__3 [2020-10-27 20:52:14,884 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-27 20:52:14,905 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-27 20:52:14,905 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-27 20:52:14,905 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-27 20:52:14,905 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-27 20:52:14,905 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-27 20:52:14,905 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-27 20:52:14,905 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 20:52:14,906 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 20:52:14,906 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-27 20:52:14,906 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__2 [2020-10-27 20:52:14,906 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__4 [2020-10-27 20:52:14,906 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 20:52:14,906 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-27 20:52:14,906 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-27 20:52:14,906 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-27 20:52:14,906 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-27 20:52:14,907 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-27 20:52:14,907 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-27 20:52:14,907 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-27 20:52:14,907 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-27 20:52:14,907 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-27 20:52:14,907 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 20:52:14,907 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-27 20:52:14,907 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 20:52:14,907 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 20:52:14,908 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 20:52:14,908 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 20:52:14,908 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 20:52:14,908 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 20:52:14,908 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-27 20:52:14,908 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 20:52:14,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 20:52:14,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 20:52:14,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 20:52:17,661 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 20:52:17,661 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-27 20:52:17,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 08:52:17 BoogieIcfgContainer [2020-10-27 20:52:17,665 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 20:52:17,667 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 20:52:17,667 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 20:52:17,671 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 20:52:17,671 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 08:52:13" (1/3) ... [2020-10-27 20:52:17,672 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58edef65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 08:52:17, skipping insertion in model container [2020-10-27 20:52:17,672 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:52:14" (2/3) ... [2020-10-27 20:52:17,673 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58edef65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 08:52:17, skipping insertion in model container [2020-10-27 20:52:17,673 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 08:52:17" (3/3) ... [2020-10-27 20:52:17,674 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec1_product31.cil.c [2020-10-27 20:52:17,687 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 20:52:17,695 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 20:52:17,709 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 20:52:17,744 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 20:52:17,744 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 20:52:17,744 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 20:52:17,744 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 20:52:17,744 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 20:52:17,744 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 20:52:17,745 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 20:52:17,745 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 20:52:17,784 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states. [2020-10-27 20:52:17,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-10-27 20:52:17,828 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:52:17,829 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 20:52:17,830 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 20:52:17,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:52:17,837 INFO L82 PathProgramCache]: Analyzing trace with hash -1907344321, now seen corresponding path program 1 times [2020-10-27 20:52:17,848 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:52:17,848 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [463855787] [2020-10-27 20:52:17,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:52:18,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:18,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:18,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:19,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:19,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:19,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:19,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:20,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:20,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:23,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:23,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 237 [2020-10-27 20:52:23,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 20:52:23,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5083 [2020-10-27 20:52:23,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:23,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:52:23,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-10-27 20:52:23,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:52:23,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 20:52:24,867 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-27 20:52:24,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:52:24,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:24,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:24,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:24,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:52:24,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:52:24,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-27 20:52:24,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:24,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:52:24,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:52:24,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:52:24,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:52:25,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:52:25,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:25,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:25,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:25,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:52:25,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:52:25,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:52:25,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:25,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:52:25,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:52:25,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:52:25,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:52:25,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:52:25,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:25,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:25,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:25,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:52:25,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:52:25,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 20:52:25,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:25,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:52:25,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:52:25,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:52:25,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:52:25,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:52:25,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:25,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:25,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:25,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:52:25,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:52:25,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 20:52:25,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:25,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:52:25,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:52:25,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:52:25,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:52:25,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 20:52:25,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:25,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:25,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:25,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:52:25,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:52:25,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:52:25,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:25,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:52:25,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:52:25,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:52:25,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:52:25,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 20:52:25,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:25,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:25,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:25,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:52:25,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:52:25,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:52:25,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:25,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:52:25,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:52:25,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:52:25,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:52:25,402 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-27 20:52:25,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 20:52:25,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:25,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:25,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:25,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:25,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:25,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:25,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:25,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:29,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:29,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:29,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:30,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:30,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 184 [2020-10-27 20:52:30,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-27 20:52:30,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-27 20:52:30,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:30,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:52:30,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 51 [2020-10-27 20:52:30,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:52:30,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:52:30,700 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 20:52:30,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:52:30,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:30,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:30,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:30,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:30,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:30,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:30,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:32,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:32,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 20:52:32,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 20:52:32,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1661 [2020-10-27 20:52:32,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:32,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:52:32,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 20:52:32,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:52:32,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:52:32,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:52:32,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:32,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:32,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:32,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:32,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:52:32,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:52:32,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:52:32,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:32,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:52:32,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:52:32,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:52:32,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:52:32,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 20:52:32,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:32,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:32,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:32,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 20:52:32,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:52:32,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-27 20:52:32,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:32,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:52:32,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:52:32,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 20:52:32,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:52:32,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 20:52:32,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:32,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:32,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:32,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:52:32,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:52:32,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 20:52:32,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:32,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:52:32,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:52:32,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 20:52:32,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:52:32,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:52:32,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:32,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:32,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:32,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:52:32,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:52:32,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:52:32,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:32,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:52:32,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:52:32,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:52:32,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:52:32,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 20:52:32,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:32,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:32,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:32,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:32,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:32,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:33,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:33,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 20:52:33,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 20:52:33,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 958 [2020-10-27 20:52:33,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:33,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:52:33,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 20:52:33,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:52:33,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:52:33,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:52:33,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:33,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:33,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:33,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:33,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:52:33,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:52:33,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:52:33,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:33,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:52:33,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:52:33,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:52:33,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:52:33,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 20:52:33,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:33,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:33,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:33,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 20:52:33,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:52:33,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-27 20:52:33,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:33,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:52:33,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:52:33,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 20:52:33,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:52:33,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 20:52:33,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:33,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:33,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:33,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:52:33,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:52:33,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 20:52:33,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:33,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:52:33,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:52:33,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 20:52:33,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:52:33,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:52:33,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:33,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:33,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:33,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:52:33,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:52:33,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:52:33,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:33,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:52:33,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:52:33,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:52:33,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:52:33,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-27 20:52:33,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:33,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:33,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:33,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:34,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:37,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:38,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:38,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-27 20:52:38,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 20:52:38,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 20:52:38,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:38,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:52:38,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 104 [2020-10-27 20:52:38,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:52:38,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:52:38,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:52:38,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:38,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:38,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:38,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:39,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:43,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:43,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-27 20:52:43,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 20:52:43,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4585 [2020-10-27 20:52:43,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:43,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 20:52:43,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 72 [2020-10-27 20:52:43,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 20:52:43,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:52:43,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:52:43,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:43,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:43,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:43,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 20:52:43,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:52:43,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 20:52:43,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:43,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:52:43,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:52:43,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:52:43,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:52:43,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:52:43,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:43,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:43,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:43,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:52:43,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:52:43,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:52:43,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:43,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:52:43,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:52:43,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:52:43,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:52:43,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:52:43,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:43,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:43,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:43,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:52:43,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:52:43,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:52:43,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:43,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:52:43,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:52:43,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:52:43,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:52:43,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:52:43,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:43,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:43,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:43,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:52:43,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:52:43,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:52:43,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:43,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:52:43,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:52:43,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:52:43,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:52:43,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 20:52:43,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:43,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:43,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:43,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 20:52:43,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:52:43,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 20:52:43,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:43,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:52:43,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:52:43,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:52:43,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:52:43,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:52:43,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:43,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:43,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:43,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:52:43,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:52:43,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:52:43,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:43,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:52:43,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:52:43,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:52:43,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:52:43,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:52:43,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:43,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:43,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:43,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:52:43,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:52:43,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:52:43,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:43,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:52:43,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:52:43,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:52:43,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:52:43,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:52:43,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:43,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:43,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:43,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:52:43,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:52:43,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:52:43,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:43,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:52:43,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:52:43,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:52:43,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:52:43,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-27 20:52:43,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:43,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:43,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:43,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:52:43,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:52:43,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 20:52:43,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:43,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:52:43,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:52:43,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:52:43,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:52:43,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 20:52:43,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:43,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:43,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:43,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 20:52:43,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:52:43,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 20:52:43,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:43,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 20:52:43,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 20:52:43,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 20:52:43,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:52:43,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:52:43,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:43,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:43,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:43,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:52:43,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:52:43,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:52:43,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:43,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:52:43,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:52:43,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 20:52:43,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:52:43,956 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-10-27 20:52:43,957 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [463855787] [2020-10-27 20:52:43,959 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 20:52:43,959 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-10-27 20:52:43,960 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710712437] [2020-10-27 20:52:43,964 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 20:52:43,964 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 20:52:43,975 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 20:52:43,976 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=258, Unknown=0, NotChecked=0, Total=306 [2020-10-27 20:52:43,978 INFO L87 Difference]: Start difference. First operand 822 states. Second operand 18 states. [2020-10-27 20:52:46,235 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-27 20:52:48,024 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-27 20:52:49,209 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 416 [2020-10-27 20:52:50,622 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-27 20:52:55,558 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 20:52:56,035 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 20:53:03,469 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-27 20:53:03,846 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-27 20:53:04,082 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 20:53:05,724 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-27 20:53:06,963 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 20:53:08,367 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 20:53:09,592 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 416 [2020-10-27 20:53:11,960 WARN L193 SmtUtils]: Spent 2.23 s on a formula simplification. DAG size of input: 416 DAG size of output: 414 [2020-10-27 20:53:13,162 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 419 [2020-10-27 20:53:15,516 WARN L193 SmtUtils]: Spent 2.28 s on a formula simplification. DAG size of input: 419 DAG size of output: 414 [2020-10-27 20:53:21,961 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-27 20:53:24,717 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 20:53:35,682 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 20:53:36,991 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 20:53:38,248 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 417 [2020-10-27 20:53:44,571 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 417 [2020-10-27 20:53:50,355 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 20:54:38,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 20:54:38,679 INFO L93 Difference]: Finished difference Result 3914 states and 6864 transitions. [2020-10-27 20:54:38,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2020-10-27 20:54:38,681 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 165 [2020-10-27 20:54:38,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 20:54:38,771 INFO L225 Difference]: With dead ends: 3914 [2020-10-27 20:54:38,772 INFO L226 Difference]: Without dead ends: 3212 [2020-10-27 20:54:38,793 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1385 ImplicationChecksByTransitivity, 26.2s TimeCoverageRelationStatistics Valid=820, Invalid=3470, Unknown=0, NotChecked=0, Total=4290 [2020-10-27 20:54:38,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3212 states. [2020-10-27 20:54:39,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3212 to 2136. [2020-10-27 20:54:39,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2136 states. [2020-10-27 20:54:39,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2136 states to 2136 states and 3384 transitions. [2020-10-27 20:54:39,597 INFO L78 Accepts]: Start accepts. Automaton has 2136 states and 3384 transitions. Word has length 165 [2020-10-27 20:54:39,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 20:54:39,598 INFO L481 AbstractCegarLoop]: Abstraction has 2136 states and 3384 transitions. [2020-10-27 20:54:39,598 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-27 20:54:39,598 INFO L276 IsEmpty]: Start isEmpty. Operand 2136 states and 3384 transitions. [2020-10-27 20:54:39,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2020-10-27 20:54:39,609 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:54:39,610 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 20:54:39,610 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 20:54:39,610 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 20:54:39,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:54:39,611 INFO L82 PathProgramCache]: Analyzing trace with hash 27965338, now seen corresponding path program 1 times [2020-10-27 20:54:39,611 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:54:39,612 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1574738631] [2020-10-27 20:54:39,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:54:39,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:39,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:39,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:39,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:40,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:40,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:41,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:42,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:42,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:42,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:44,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:44,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 243 [2020-10-27 20:54:44,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 20:54:44,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5052 [2020-10-27 20:54:44,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:44,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:54:44,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 99 [2020-10-27 20:54:44,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:54:44,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:45,877 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-27 20:54:45,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:54:45,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:45,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:46,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:46,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:54:46,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:46,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 117 [2020-10-27 20:54:46,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:46,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:46,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:46,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:46,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:46,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:54:46,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:46,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:46,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:46,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:54:46,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:46,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:54:46,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:46,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:46,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:46,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:46,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:46,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:54:46,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:46,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:46,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:46,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:54:46,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:46,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:54:46,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:46,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:46,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:46,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:46,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:46,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:54:46,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:46,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:46,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:46,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:54:46,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:46,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:54:46,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:46,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:46,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:46,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:46,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:46,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 20:54:46,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:46,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:46,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:46,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:54:46,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:46,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:54:46,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:46,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:46,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:46,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:46,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:46,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 20:54:46,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:46,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:46,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:46,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:54:46,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:46,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:54:46,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:46,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:46,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:46,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:46,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:46,367 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-27 20:54:46,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 20:54:46,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:46,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:46,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:46,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:46,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:46,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:46,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:46,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:46,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:46,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:48,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:51,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:51,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 190 [2020-10-27 20:54:51,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-27 20:54:51,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-27 20:54:51,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:51,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:54:51,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-27 20:54:51,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:54:51,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:51,584 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 20:54:51,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:54:51,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:51,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:51,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:51,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:51,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:51,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:51,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:52,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:52,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 20:54:52,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 20:54:52,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 729 [2020-10-27 20:54:52,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:52,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:54:52,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 20:54:52,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:54:52,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:52,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:54:52,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:52,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:52,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:52,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:52,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 20:54:52,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:54:52,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:54:52,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:52,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:54:52,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:54:52,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 20:54:52,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:52,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 20:54:52,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:52,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:52,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:52,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 20:54:52,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:52,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 20:54:52,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:52,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:54:52,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:54:52,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 20:54:52,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:52,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 20:54:52,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:52,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:52,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:52,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:54:52,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:52,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:54:52,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:52,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:54:52,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:52,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 20:54:52,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:52,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:54:52,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:52,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:52,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:52,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:54:52,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:52,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:54:52,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:52,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:52,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:52,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:52,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:52,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 20:54:52,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:52,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:52,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:52,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:52,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:52,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:53,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:53,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 20:54:53,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 20:54:53,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 524 [2020-10-27 20:54:53,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:53,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:54:53,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 20:54:53,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:54:53,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:53,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:54:53,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:53,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:53,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:53,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:53,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 20:54:53,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:54:53,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:54:53,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:53,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:54:53,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:54:53,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 20:54:53,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:53,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 20:54:53,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:53,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:53,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:53,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 20:54:53,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:53,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 20:54:53,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:53,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:54:53,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:54:53,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 20:54:53,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:53,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 20:54:53,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:53,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:53,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:53,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:54:53,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:53,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 20:54:53,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:53,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:54:53,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:53,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 20:54:53,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:53,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:54:53,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:53,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:53,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:53,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:54:53,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:53,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:54:53,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:53,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:53,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:53,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:53,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:53,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 20:54:53,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:53,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:53,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:53,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:53,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:54,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:54,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-27 20:54:54,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 20:54:54,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1616 [2020-10-27 20:54:54,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:54,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:54,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-27 20:54:54,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:54,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:54,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:54:54,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:54,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:54,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:54,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:54,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:55,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:55,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-27 20:54:55,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 20:54:55,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1162 [2020-10-27 20:54:55,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:55,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:54:55,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 72 [2020-10-27 20:54:55,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 20:54:55,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:56,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:54:56,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:56,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:56,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:56,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 20:54:56,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:56,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:54:56,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:56,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:56,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:56,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:56,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:56,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:54:56,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:56,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:56,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:56,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:54:56,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:56,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:54:56,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:56,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:56,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:56,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:56,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:56,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:54:56,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:56,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:56,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:56,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:54:56,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:56,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:54:56,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:56,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:56,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:56,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:56,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:56,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:54:56,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:56,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:56,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:56,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:54:56,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:56,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:54:56,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:56,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:56,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:56,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:56,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:56,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 20:54:56,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:56,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:56,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:56,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 20:54:56,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:56,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 20:54:56,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:56,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:56,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:56,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:56,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:56,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:54:56,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:56,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:56,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:56,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:54:56,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:56,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:54:56,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:56,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:56,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:56,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:56,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:56,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:54:56,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:56,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:56,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:56,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:54:56,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:56,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:54:56,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:56,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:56,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:56,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:56,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:56,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:54:56,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:56,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:56,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:56,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:54:56,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:56,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:54:56,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:56,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:56,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:56,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:56,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:56,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-27 20:54:56,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:56,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:56,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:56,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:54:56,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:56,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 20:54:56,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:56,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:54:56,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 20:54:56,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 20:54:56,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:56,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 20:54:56,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:56,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:56,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:56,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 20:54:56,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:56,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:54:56,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:56,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:56,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 20:54:56,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:56,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:56,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:54:56,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:56,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:56,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:56,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:54:56,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:56,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:54:56,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:56,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:56,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:56,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:56,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:54:56,472 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-10-27 20:54:56,473 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1574738631] [2020-10-27 20:54:56,473 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 20:54:56,473 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-27 20:54:56,473 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [909625267] [2020-10-27 20:54:56,477 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-27 20:54:56,478 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 20:54:56,479 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-27 20:54:56,479 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=225, Unknown=0, NotChecked=0, Total=272 [2020-10-27 20:54:56,480 INFO L87 Difference]: Start difference. First operand 2136 states and 3384 transitions. Second operand 17 states. [2020-10-27 20:54:58,902 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 20:55:00,540 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 20:55:01,710 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-27 20:55:03,050 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 20:55:05,978 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-27 20:55:11,395 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-27 20:55:16,608 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 20:55:40,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 20:55:40,250 INFO L93 Difference]: Finished difference Result 7370 states and 12757 transitions. [2020-10-27 20:55:40,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-10-27 20:55:40,251 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 171 [2020-10-27 20:55:40,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 20:55:40,311 INFO L225 Difference]: With dead ends: 7370 [2020-10-27 20:55:40,311 INFO L226 Difference]: Without dead ends: 5255 [2020-10-27 20:55:40,328 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 293 ImplicationChecksByTransitivity, 7.5s TimeCoverageRelationStatistics Valid=304, Invalid=1028, Unknown=0, NotChecked=0, Total=1332 [2020-10-27 20:55:40,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5255 states. [2020-10-27 20:55:41,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5255 to 3623. [2020-10-27 20:55:41,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3623 states. [2020-10-27 20:55:41,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3623 states to 3623 states and 5770 transitions. [2020-10-27 20:55:41,565 INFO L78 Accepts]: Start accepts. Automaton has 3623 states and 5770 transitions. Word has length 171 [2020-10-27 20:55:41,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 20:55:41,567 INFO L481 AbstractCegarLoop]: Abstraction has 3623 states and 5770 transitions. [2020-10-27 20:55:41,567 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-27 20:55:41,568 INFO L276 IsEmpty]: Start isEmpty. Operand 3623 states and 5770 transitions. [2020-10-27 20:55:41,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2020-10-27 20:55:41,578 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:55:41,578 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-27 20:55:41,578 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 20:55:41,579 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 20:55:41,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:55:41,579 INFO L82 PathProgramCache]: Analyzing trace with hash 561381527, now seen corresponding path program 1 times [2020-10-27 20:55:41,580 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:55:41,580 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1396618603] [2020-10-27 20:55:41,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:55:41,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:41,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:41,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:41,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:41,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:42,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:42,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:42,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:46,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:46,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 248 [2020-10-27 20:55:46,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 20:55:46,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-27 20:55:46,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:46,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 20:55:46,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 97 [2020-10-27 20:55:46,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 20:55:46,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:48,010 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-27 20:55:48,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:55:48,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:48,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:48,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:48,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:55:48,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:55:48,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-27 20:55:48,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:48,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:55:48,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:55:48,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:55:48,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:48,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:55:48,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:48,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:48,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:48,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:55:48,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:55:48,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:55:48,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:48,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:55:48,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:55:48,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:55:48,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:48,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:55:48,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:48,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:48,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:48,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:55:48,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:55:48,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:55:48,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:48,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:55:48,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:55:48,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:55:48,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:48,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:55:48,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:48,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:48,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:48,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:55:48,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:55:48,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:55:48,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:48,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:55:48,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:55:48,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:55:48,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:48,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 20:55:48,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:48,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:48,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:48,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:55:48,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:55:48,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:55:48,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:48,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:55:48,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:55:48,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:55:48,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:48,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 20:55:48,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:48,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:48,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:48,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:55:48,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:55:48,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:55:48,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:48,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:55:48,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:55:48,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:55:48,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:48,430 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-27 20:55:48,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 20:55:48,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:48,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:48,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:48,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:48,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:48,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:49,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:49,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:49,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking...