/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_productSimulator.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 20:53:34,982 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 20:53:34,985 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 20:53:35,021 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 20:53:35,022 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 20:53:35,024 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 20:53:35,025 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 20:53:35,028 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 20:53:35,030 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 20:53:35,032 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 20:53:35,033 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 20:53:35,034 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 20:53:35,035 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 20:53:35,036 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 20:53:35,038 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 20:53:35,039 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 20:53:35,040 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 20:53:35,041 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 20:53:35,043 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 20:53:35,046 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 20:53:35,048 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 20:53:35,049 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 20:53:35,051 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 20:53:35,052 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 20:53:35,067 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 20:53:35,068 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 20:53:35,068 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 20:53:35,069 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 20:53:35,070 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 20:53:35,071 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 20:53:35,071 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 20:53:35,078 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 20:53:35,079 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 20:53:35,080 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 20:53:35,081 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 20:53:35,082 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 20:53:35,086 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 20:53:35,086 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 20:53:35,087 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 20:53:35,088 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 20:53:35,089 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 20:53:35,091 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 20:53:35,151 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 20:53:35,151 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 20:53:35,153 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 20:53:35,153 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 20:53:35,154 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 20:53:35,155 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 20:53:35,155 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 20:53:35,155 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 20:53:35,155 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 20:53:35,155 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 20:53:35,157 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 20:53:35,157 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 20:53:35,157 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 20:53:35,157 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 20:53:35,157 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 20:53:35,158 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 20:53:35,158 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 20:53:35,158 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 20:53:35,158 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 20:53:35,159 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 20:53:35,159 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 20:53:35,159 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 20:53:35,159 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 20:53:35,160 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 20:53:35,160 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 20:53:35,160 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 20:53:35,161 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 20:53:35,161 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 20:53:35,161 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 20:53:35,161 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 20:53:35,613 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 20:53:35,641 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 20:53:35,645 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 20:53:35,647 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 20:53:35,647 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 20:53:35,648 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec1_productSimulator.cil.c [2020-10-27 20:53:35,754 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6b1c4dc0f/42f8937516274ae3bdb98b73c20930e2/FLAG7cbbde45c [2020-10-27 20:53:36,710 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 20:53:36,714 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec1_productSimulator.cil.c [2020-10-27 20:53:36,760 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6b1c4dc0f/42f8937516274ae3bdb98b73c20930e2/FLAG7cbbde45c [2020-10-27 20:53:36,848 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6b1c4dc0f/42f8937516274ae3bdb98b73c20930e2 [2020-10-27 20:53:36,853 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 20:53:36,861 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 20:53:36,865 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 20:53:36,865 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 20:53:36,870 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 20:53:36,871 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 08:53:36" (1/1) ... [2020-10-27 20:53:36,880 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5348a0fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:53:36, skipping insertion in model container [2020-10-27 20:53:36,881 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 08:53:36" (1/1) ... [2020-10-27 20:53:36,890 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 20:53:36,990 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 20:53:37,728 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 20:53:37,749 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 20:53:37,977 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 20:53:38,064 INFO L208 MainTranslator]: Completed translation [2020-10-27 20:53:38,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:53:38 WrapperNode [2020-10-27 20:53:38,065 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 20:53:38,066 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 20:53:38,066 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 20:53:38,066 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 20:53:38,080 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:53:38" (1/1) ... [2020-10-27 20:53:38,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:53:38" (1/1) ... [2020-10-27 20:53:38,127 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:53:38" (1/1) ... [2020-10-27 20:53:38,128 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:53:38" (1/1) ... [2020-10-27 20:53:38,218 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:53:38" (1/1) ... [2020-10-27 20:53:38,262 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:53:38" (1/1) ... [2020-10-27 20:53:38,290 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:53:38" (1/1) ... [2020-10-27 20:53:38,321 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 20:53:38,328 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 20:53:38,328 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 20:53:38,328 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 20:53:38,329 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:53:38" (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 20:53:38,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 20:53:38,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 20:53:38,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 20:53:38,410 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 20:53:38,410 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 20:53:38,410 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 20:53:38,410 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 20:53:38,411 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 20:53:38,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 20:53:38,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 20:53:38,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 20:53:38,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 20:53:38,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 20:53:38,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 20:53:38,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 20:53:38,412 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 20:53:38,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-27 20:53:38,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__2 [2020-10-27 20:53:38,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__3 [2020-10-27 20:53:38,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__4 [2020-10-27 20:53:38,413 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-27 20:53:38,413 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-27 20:53:38,413 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-27 20:53:38,413 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-27 20:53:38,414 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-27 20:53:38,414 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-27 20:53:38,414 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-27 20:53:38,414 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-27 20:53:38,414 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-27 20:53:38,415 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-27 20:53:38,415 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked__before__overloaded [2020-10-27 20:53:38,415 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked__role__overloaded [2020-10-27 20:53:38,415 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-27 20:53:38,415 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__before__weight [2020-10-27 20:53:38,415 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__role__weight [2020-10-27 20:53:38,416 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-27 20:53:38,416 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__before__weight [2020-10-27 20:53:38,416 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__role__weight [2020-10-27 20:53:38,416 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__before__empty [2020-10-27 20:53:38,416 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__role__empty [2020-10-27 20:53:38,416 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-27 20:53:38,416 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-27 20:53:38,417 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-27 20:53:38,417 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-27 20:53:38,417 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-27 20:53:38,417 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-27 20:53:38,417 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-27 20:53:38,417 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-27 20:53:38,418 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-27 20:53:38,418 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-27 20:53:38,418 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__before__twothirdsfull [2020-10-27 20:53:38,418 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__role__twothirdsfull [2020-10-27 20:53:38,418 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__before__executivefloor [2020-10-27 20:53:38,418 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__role__executivefloor [2020-10-27 20:53:38,419 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-27 20:53:38,419 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-27 20:53:38,419 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-27 20:53:38,419 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__before__twothirdsfull [2020-10-27 20:53:38,419 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__role__twothirdsfull [2020-10-27 20:53:38,420 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__before__executivefloor [2020-10-27 20:53:38,420 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__role__executivefloor [2020-10-27 20:53:38,420 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-27 20:53:38,420 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-27 20:53:38,420 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-27 20:53:38,420 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__before__overloaded [2020-10-27 20:53:38,421 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__role__overloaded [2020-10-27 20:53:38,421 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 20:53:38,421 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__before__overloaded [2020-10-27 20:53:38,421 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__role__overloaded [2020-10-27 20:53:38,421 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-27 20:53:38,421 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-27 20:53:38,422 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-27 20:53:38,422 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-27 20:53:38,422 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-27 20:53:38,422 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-27 20:53:38,422 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-27 20:53:38,422 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-27 20:53:38,423 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-27 20:53:38,423 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-27 20:53:38,423 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-27 20:53:38,423 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-27 20:53:38,423 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-27 20:53:38,423 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-27 20:53:38,424 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 20:53:38,424 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-27 20:53:38,424 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-27 20:53:38,424 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-27 20:53:38,424 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 20:53:38,424 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-27 20:53:38,425 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 20:53:38,425 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 20:53:38,425 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 20:53:38,425 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-27 20:53:38,425 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-27 20:53:38,425 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-27 20:53:38,426 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 20:53:38,426 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 20:53:38,426 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 20:53:38,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 20:53:38,426 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 20:53:38,426 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 20:53:38,427 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 20:53:38,427 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 20:53:38,427 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 20:53:38,427 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 20:53:38,427 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 20:53:38,427 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 20:53:38,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 20:53:38,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 20:53:38,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 20:53:38,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 20:53:38,428 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 20:53:38,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 20:53:38,429 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 20:53:38,429 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 20:53:38,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 20:53:38,429 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 20:53:38,429 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 20:53:38,429 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 20:53:38,430 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 20:53:38,430 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-27 20:53:38,430 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-27 20:53:38,430 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 20:53:38,430 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 20:53:38,430 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-27 20:53:38,431 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-27 20:53:38,431 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-27 20:53:38,431 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__2 [2020-10-27 20:53:38,431 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__3 [2020-10-27 20:53:38,431 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__4 [2020-10-27 20:53:38,431 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-27 20:53:38,432 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-27 20:53:38,432 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-27 20:53:38,432 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-27 20:53:38,432 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-27 20:53:38,432 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-27 20:53:38,432 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-27 20:53:38,433 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-27 20:53:38,433 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 20:53:38,433 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-27 20:53:38,433 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-27 20:53:38,433 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-27 20:53:38,433 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 20:53:38,434 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-27 20:53:38,434 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-27 20:53:38,434 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-27 20:53:38,434 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-27 20:53:38,434 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-27 20:53:38,434 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-27 20:53:38,435 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-27 20:53:38,435 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-27 20:53:38,435 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-27 20:53:38,435 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-27 20:53:38,435 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked__before__overloaded [2020-10-27 20:53:38,435 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked__role__overloaded [2020-10-27 20:53:38,436 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__before__weight [2020-10-27 20:53:38,436 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__role__weight [2020-10-27 20:53:38,436 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__before__weight [2020-10-27 20:53:38,436 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__role__weight [2020-10-27 20:53:38,436 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__before__empty [2020-10-27 20:53:38,436 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__role__empty [2020-10-27 20:53:38,437 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-27 20:53:38,437 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-27 20:53:38,437 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-27 20:53:38,437 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-27 20:53:38,437 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-27 20:53:38,437 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__before__twothirdsfull [2020-10-27 20:53:38,437 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__role__twothirdsfull [2020-10-27 20:53:38,438 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__before__executivefloor [2020-10-27 20:53:38,438 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__role__executivefloor [2020-10-27 20:53:38,438 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-27 20:53:38,438 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-27 20:53:38,438 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__before__twothirdsfull [2020-10-27 20:53:38,439 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__role__twothirdsfull [2020-10-27 20:53:38,439 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__before__executivefloor [2020-10-27 20:53:38,439 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__role__executivefloor [2020-10-27 20:53:38,439 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-27 20:53:38,439 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-27 20:53:38,439 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-27 20:53:38,439 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__before__overloaded [2020-10-27 20:53:38,440 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__role__overloaded [2020-10-27 20:53:38,440 INFO L130 BoogieDeclarations]: Found specification of procedure printState__before__overloaded [2020-10-27 20:53:38,440 INFO L130 BoogieDeclarations]: Found specification of procedure printState__role__overloaded [2020-10-27 20:53:38,440 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-27 20:53:38,440 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-27 20:53:38,440 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-27 20:53:38,441 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-27 20:53:38,441 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 20:53:38,441 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-27 20:53:38,441 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-27 20:53:38,441 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-27 20:53:38,441 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-27 20:53:38,441 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-27 20:53:38,441 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-27 20:53:38,442 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-27 20:53:38,442 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-27 20:53:38,442 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-27 20:53:38,442 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 20:53:38,442 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-27 20:53:38,442 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 20:53:38,443 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 20:53:38,443 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 20:53:38,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 20:53:38,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 20:53:38,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 20:53:41,805 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 20:53:41,805 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-27 20:53:41,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 08:53:41 BoogieIcfgContainer [2020-10-27 20:53:41,812 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 20:53:41,814 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 20:53:41,815 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 20:53:41,818 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 20:53:41,818 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 08:53:36" (1/3) ... [2020-10-27 20:53:41,819 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1eb2d6d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 08:53:41, skipping insertion in model container [2020-10-27 20:53:41,820 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:53:38" (2/3) ... [2020-10-27 20:53:41,820 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1eb2d6d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 08:53:41, skipping insertion in model container [2020-10-27 20:53:41,820 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 08:53:41" (3/3) ... [2020-10-27 20:53:41,822 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec1_productSimulator.cil.c [2020-10-27 20:53:41,835 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 20:53:41,841 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 20:53:41,855 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 20:53:41,905 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 20:53:41,906 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 20:53:41,906 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 20:53:41,906 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 20:53:41,906 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 20:53:41,906 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 20:53:41,906 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 20:53:41,906 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 20:53:41,958 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states. [2020-10-27 20:53:41,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-10-27 20:53:41,984 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:53:41,986 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 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] [2020-10-27 20:53:41,986 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 20:53:41,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:53:41,993 INFO L82 PathProgramCache]: Analyzing trace with hash 1718678770, now seen corresponding path program 1 times [2020-10-27 20:53:42,002 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:53:42,002 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1916459384] [2020-10-27 20:53:42,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:53:42,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:42,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:43,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:43,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:43,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:43,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:44,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:45,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:47,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:47,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 219 [2020-10-27 20:53:47,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 20:53:47,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-27 20:53:47,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:47,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:53:47,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 136 [2020-10-27 20:53:47,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:53:47,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 20:53:48,931 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 439 [2020-10-27 20:53:48,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:53:48,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:48,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:49,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:49,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:53:49,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:49,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-27 20:53:49,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:49,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:49,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:49,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:49,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:49,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:53:49,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:49,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:49,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:49,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:53:49,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:49,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:53:49,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:49,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:49,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:49,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:49,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:49,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 20:53:49,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:49,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:49,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:49,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-27 20:53:49,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:49,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 20:53:49,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:49,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:49,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:49,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:49,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:49,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:53:49,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:49,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:49,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:49,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:53:49,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:49,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:53:49,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:49,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:49,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:49,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:49,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:49,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:53:49,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:49,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:49,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:49,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:53:49,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:49,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:53:49,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:49,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:49,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:49,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:49,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:49,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 20:53:49,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:49,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:49,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:49,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:53:49,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:49,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:53:49,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:49,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:49,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:49,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:49,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:49,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 20:53:49,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:49,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:49,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:49,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:53:49,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:49,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:53:49,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:49,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:49,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:49,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:49,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:49,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 20:53:49,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:49,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:49,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:49,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:53:49,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:49,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:53:49,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:49,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:49,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:49,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:49,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:49,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 20:53:49,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:49,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:49,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:49,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:53:49,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:49,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:53:49,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:49,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:49,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:49,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:49,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:49,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-27 20:53:49,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:49,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:49,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:49,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:53:49,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:49,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 20:53:49,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:49,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:49,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:49,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:49,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:49,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-27 20:53:49,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:49,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:49,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:49,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:53:49,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:49,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:53:49,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:49,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:49,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:49,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:49,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:49,499 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-27 20:53:49,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 20:53:49,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:49,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:49,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:49,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:49,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:49,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:50,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:50,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:54,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:54,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 126 [2020-10-27 20:53:54,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 20:53:54,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-27 20:53:54,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:54,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:53:54,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 51 [2020-10-27 20:53:54,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:53:54,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:54,762 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 20:53:54,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:53:54,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:54,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:54,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:54,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:54,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:54,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:54,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:56,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:56,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 20:53:56,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 20:53:56,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1265 [2020-10-27 20:53:56,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:56,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:53:56,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 20:53:56,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:53:56,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:56,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:53:56,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:56,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:56,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:56,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:56,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:53:56,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:53:56,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:53:56,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:56,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:53:56,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:53:56,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:53:56,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:53:56,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 20:53:56,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:56,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:56,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:56,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 20:53:56,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:56,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-27 20:53:56,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:56,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:53:56,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:53:56,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 20:53:56,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:56,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 20:53:56,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:56,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:56,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:56,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:53:56,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:56,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 20:53:56,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:56,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:53:56,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:56,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 20:53:56,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:56,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:53:56,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:56,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:56,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:56,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:53:56,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:56,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:53:56,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:56,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:56,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:56,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:56,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:56,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 20:53:56,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:56,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:56,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:56,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:56,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:56,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:57,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:57,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 20:53:57,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 20:53:57,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1294 [2020-10-27 20:53:57,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:57,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:53:57,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 20:53:57,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:53:57,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:57,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:53:57,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:57,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:57,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:57,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:57,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:53:57,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:53:57,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 20:53:57,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:57,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:53:57,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:53:57,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:53:57,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:57,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 20:53:57,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:57,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:57,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:57,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 20:53:57,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:57,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-27 20:53:57,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:57,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:53:57,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:53:57,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 20:53:57,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:57,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 20:53:57,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:57,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:57,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:57,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:53:57,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:57,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 20:53:57,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:57,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:53:57,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:57,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 20:53:57,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:53:57,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:53:57,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:57,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:57,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:57,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:53:57,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:57,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:53:57,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:57,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:57,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:57,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:57,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:57,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-27 20:53:57,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:57,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:57,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:57,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:57,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-27 20:53:57,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:53:57,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-27 20:53:57,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:57,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:57,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 46 [2020-10-27 20:53:57,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:57,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:53:57,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:53:57,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:57,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:57,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:57,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 20:53:57,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:57,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 20:53:57,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:57,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:57,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:57,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:57,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:58,232 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-27 20:53:58,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:53:58,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:58,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:58,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:58,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 20:53:58,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:58,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 20:53:58,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:58,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:58,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:58,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:58,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:58,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:53:58,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:58,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:58,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:58,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:53:58,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:58,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:53:58,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:58,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:58,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:58,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:58,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:58,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:53:58,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:58,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:58,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:58,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 20:53:58,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:58,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:53:58,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:58,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:58,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:58,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:58,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:58,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:53:58,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:58,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:58,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:58,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:53:58,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:58,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:53:58,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:58,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:58,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:58,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:58,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:53:58,481 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2020-10-27 20:53:58,482 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1916459384] [2020-10-27 20:53:58,484 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 20:53:58,484 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-27 20:53:58,485 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1617497334] [2020-10-27 20:53:58,490 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-27 20:53:58,491 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 20:53:58,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-27 20:53:58,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=195, Unknown=0, NotChecked=0, Total=240 [2020-10-27 20:53:58,508 INFO L87 Difference]: Start difference. First operand 931 states. Second operand 16 states. [2020-10-27 20:53:59,601 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-27 20:53:59,983 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2020-10-27 20:54:01,125 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-27 20:54:02,628 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 442 [2020-10-27 20:54:04,003 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 444 [2020-10-27 20:54:05,648 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification that was a NOOP. DAG size: 442 [2020-10-27 20:54:08,515 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-10-27 20:54:09,751 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-10-27 20:54:35,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 20:54:35,170 INFO L93 Difference]: Finished difference Result 1805 states and 2977 transitions. [2020-10-27 20:54:35,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-27 20:54:35,175 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 151 [2020-10-27 20:54:35,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 20:54:35,213 INFO L225 Difference]: With dead ends: 1805 [2020-10-27 20:54:35,213 INFO L226 Difference]: Without dead ends: 1059 [2020-10-27 20:54:35,227 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 191 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=237, Invalid=819, Unknown=0, NotChecked=0, Total=1056 [2020-10-27 20:54:35,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1059 states. [2020-10-27 20:54:35,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1059 to 762. [2020-10-27 20:54:35,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 762 states. [2020-10-27 20:54:35,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 762 states and 1172 transitions. [2020-10-27 20:54:35,635 INFO L78 Accepts]: Start accepts. Automaton has 762 states and 1172 transitions. Word has length 151 [2020-10-27 20:54:35,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 20:54:35,636 INFO L481 AbstractCegarLoop]: Abstraction has 762 states and 1172 transitions. [2020-10-27 20:54:35,636 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-27 20:54:35,636 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 1172 transitions. [2020-10-27 20:54:35,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-10-27 20:54:35,643 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:54:35,643 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 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 20:54:35,644 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 20:54:35,644 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 20:54:35,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:54:35,645 INFO L82 PathProgramCache]: Analyzing trace with hash -1164231453, now seen corresponding path program 1 times [2020-10-27 20:54:35,645 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:54:35,645 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [473526297] [2020-10-27 20:54:35,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:54:35,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:35,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:35,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:35,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:36,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:36,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:36,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:38,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:39,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:39,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:40,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:40,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 225 [2020-10-27 20:54:40,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 20:54:40,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5031 [2020-10-27 20:54:40,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:40,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:54:40,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 139 [2020-10-27 20:54:40,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:54:40,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:54:42,303 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification that was a NOOP. DAG size: 439 [2020-10-27 20:54:42,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:54:42,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:42,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:42,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:42,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:54:42,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:42,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-27 20:54:42,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:42,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:42,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:42,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:42,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:42,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:54:42,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:42,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:42,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:42,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:54:42,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:42,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:54:42,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:42,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:42,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:42,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:42,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:42,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 20:54:42,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:42,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:42,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:42,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-27 20:54:42,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:42,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 20:54:42,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:42,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:42,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:42,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:42,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:42,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:54:42,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:42,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:42,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:42,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:54:42,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:42,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:54:42,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:42,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:42,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:42,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:42,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:42,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:54:42,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:42,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:42,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:42,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:54:42,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:42,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:54:42,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:42,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:42,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:42,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:42,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:42,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 20:54:42,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:42,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:42,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:42,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:54:42,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:42,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:54:42,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:42,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:42,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:42,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:42,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:42,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 20:54:42,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:42,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:42,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:42,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:54:42,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:42,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:54:42,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:42,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:42,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:42,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:42,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:42,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 20:54:42,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:42,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:42,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:42,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:54:42,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:42,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:54:42,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:42,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:42,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:42,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:42,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:42,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 20:54:42,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:42,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:42,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:42,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:54:42,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:42,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:54:42,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:42,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:42,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:42,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:42,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:42,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-27 20:54:42,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:42,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:42,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:42,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:54:42,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:42,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:54:42,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:42,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:42,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:42,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:42,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:42,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-27 20:54:42,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:42,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:42,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:42,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:54:42,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:42,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:54:42,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:42,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:42,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:42,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:42,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:54:42,856 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-27 20:54:42,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 20:54:42,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:42,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:42,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:42,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:43,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:43,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:43,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:43,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:44,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:45,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:45,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:47,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:47,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-27 20:54:47,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-27 20:54:47,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-27 20:54:47,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:47,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:54:47,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-27 20:54:47,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:54:47,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:48,119 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 20:54:48,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:54:48,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:48,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:48,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:48,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:48,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:48,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:48,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:49,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:49,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 20:54:49,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 20:54:49,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 881 [2020-10-27 20:54:49,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:49,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:54:49,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 20:54:49,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:54:49,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:49,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:54:49,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:49,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:49,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:49,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:49,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 20:54:49,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:54:49,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:54:49,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:49,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:54:49,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:54:49,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 20:54:49,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:49,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 20:54:49,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:49,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:49,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:49,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 20:54:49,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:49,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-27 20:54:49,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:49,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:54:49,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:54:49,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 20:54:49,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:49,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 20:54:49,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:49,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:49,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:49,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:54:49,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:49,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 20:54:49,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:49,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:54:49,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:49,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 20:54:49,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:49,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:54:49,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:49,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:49,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:49,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:54:49,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:49,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:54:49,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:49,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:49,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:49,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:49,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:54:49,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 20:54:49,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:49,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:49,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:49,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:49,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:49,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:49,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:49,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 20:54:49,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 20:54:49,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 740 [2020-10-27 20:54:49,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:49,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:54:49,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 20:54:49,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:54:49,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:50,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:54:50,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:50,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:50,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:50,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:50,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 20:54:50,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:54:50,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:54:50,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:50,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:54:50,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:54:50,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 20:54:50,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:50,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 20:54:50,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:50,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:50,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:50,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 20:54:50,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:50,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 20:54:50,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:50,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:54:50,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:54:50,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 20:54:50,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:50,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 20:54:50,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:50,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:50,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:50,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:54:50,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:50,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 20:54:50,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:50,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:54:50,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:50,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 20:54:50,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:50,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:54:50,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:50,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:50,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:50,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:54:50,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:50,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:54:50,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:50,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:50,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:50,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:50,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:50,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 20:54:50,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:50,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:50,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:50,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-27 20:54:50,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:50,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-27 20:54:50,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:50,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:50,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-27 20:54:50,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:50,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:50,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:54:50,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:50,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:50,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:50,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 20:54:50,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:50,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 20:54:50,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:50,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:50,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:50,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:50,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:50,444 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-27 20:54:50,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:54:50,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:50,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:50,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:50,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 20:54:50,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:50,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 20:54:50,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:50,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:50,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:50,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:50,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:50,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:54:50,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:50,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:50,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:50,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:54:50,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:50,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:54:50,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:50,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:50,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:50,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:50,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:50,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:54:50,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:50,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:50,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:50,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 20:54:50,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:50,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:54:50,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:50,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:50,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:50,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:50,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:50,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:54:50,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:50,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:50,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:50,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:54:50,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:50,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:54:50,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:50,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:50,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:50,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:50,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:50,675 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2020-10-27 20:54:50,675 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [473526297] [2020-10-27 20:54:50,676 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 20:54:50,676 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-27 20:54:50,676 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81269518] [2020-10-27 20:54:50,677 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 20:54:50,678 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 20:54:50,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 20:54:50,679 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2020-10-27 20:54:50,679 INFO L87 Difference]: Start difference. First operand 762 states and 1172 transitions. Second operand 14 states. [2020-10-27 20:54:52,927 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-27 20:54:53,275 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2020-10-27 20:54:54,206 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-27 20:54:55,641 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 442 [2020-10-27 20:54:57,016 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 444 [2020-10-27 20:54:58,688 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification that was a NOOP. DAG size: 442 [2020-10-27 20:55:01,345 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-10-27 20:55:02,590 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-10-27 20:55:26,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 20:55:26,146 INFO L93 Difference]: Finished difference Result 1779 states and 2910 transitions. [2020-10-27 20:55:26,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-27 20:55:26,148 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 157 [2020-10-27 20:55:26,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 20:55:26,160 INFO L225 Difference]: With dead ends: 1779 [2020-10-27 20:55:26,160 INFO L226 Difference]: Without dead ends: 1059 [2020-10-27 20:55:26,166 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 170 ImplicationChecksByTransitivity, 8.4s TimeCoverageRelationStatistics Valid=228, Invalid=702, Unknown=0, NotChecked=0, Total=930 [2020-10-27 20:55:26,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1059 states. [2020-10-27 20:55:26,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1059 to 762. [2020-10-27 20:55:26,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 762 states. [2020-10-27 20:55:26,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 762 states and 1166 transitions. [2020-10-27 20:55:26,445 INFO L78 Accepts]: Start accepts. Automaton has 762 states and 1166 transitions. Word has length 157 [2020-10-27 20:55:26,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 20:55:26,446 INFO L481 AbstractCegarLoop]: Abstraction has 762 states and 1166 transitions. [2020-10-27 20:55:26,446 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 20:55:26,446 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 1166 transitions. [2020-10-27 20:55:26,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-10-27 20:55:26,453 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:55:26,454 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 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 20:55:26,454 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 20:55:26,454 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 20:55:26,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:55:26,455 INFO L82 PathProgramCache]: Analyzing trace with hash -1981019903, now seen corresponding path program 1 times [2020-10-27 20:55:26,455 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:55:26,456 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1922405706] [2020-10-27 20:55:26,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:55:26,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:26,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:26,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:26,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:26,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:26,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:28,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:28,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:30,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:31,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:31,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 229 [2020-10-27 20:55:31,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 20:55:31,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5039 [2020-10-27 20:55:31,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:31,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 20:55:31,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 137 [2020-10-27 20:55:31,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 20:55:31,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:33,026 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 439 [2020-10-27 20:55:33,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:55:33,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:33,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:33,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:33,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:55:33,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:55:33,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-27 20:55:33,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:33,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:55:33,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:55:33,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:55:33,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:33,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:55:33,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:33,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:33,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:33,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:55:33,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:55:33,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:55:33,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:33,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:55:33,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:55:33,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:55:33,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:33,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 20:55:33,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:33,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:33,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:33,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-27 20:55:33,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:55:33,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 20:55:33,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:33,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:55:33,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:55:33,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:55:33,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:33,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:55:33,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:33,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:33,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:33,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:55:33,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:55:33,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:55:33,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:33,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:55:33,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:55:33,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:55:33,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:33,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:55:33,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:33,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:33,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:33,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:55:33,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:55:33,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:55:33,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:33,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:55:33,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:55:33,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:55:33,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:33,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 20:55:33,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:33,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:33,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:33,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:55:33,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:55:33,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:55:33,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:33,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:55:33,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:55:33,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:55:33,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:33,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 20:55:33,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:33,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:33,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:33,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:55:33,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:55:33,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:55:33,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:33,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:55:33,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:55:33,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:55:33,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:33,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 20:55:33,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:33,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:33,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:33,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:55:33,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:55:33,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:55:33,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:33,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:55:33,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:55:33,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:55:33,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:33,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 20:55:33,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:33,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:33,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:33,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:55:33,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:55:33,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:55:33,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:33,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:55:33,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:55:33,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:55:33,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:33,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-27 20:55:33,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:33,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:33,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:33,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:55:33,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:55:33,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:55:33,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:33,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:55:33,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:55:33,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:55:33,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:33,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-27 20:55:33,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:33,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:33,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:33,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:55:33,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:55:33,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:55:33,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:33,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:55:33,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:55:33,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:55:33,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:33,494 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-27 20:55:33,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 20:55:33,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:33,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:33,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:33,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:33,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:33,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:33,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:35,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:35,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:38,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:38,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 136 [2020-10-27 20:55:38,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 20:55:38,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-27 20:55:38,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:38,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 20:55:38,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-27 20:55:38,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 20:55:38,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:38,774 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 20:55:38,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:55:38,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:38,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:38,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:38,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:38,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:38,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:39,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:39,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:39,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-27 20:55:39,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 20:55:39,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 941 [2020-10-27 20:55:39,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:39,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:55:39,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 20:55:39,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 20:55:39,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:39,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:55:39,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:39,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:39,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:39,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:39,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:55:39,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:55:39,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:55:39,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:39,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:55:39,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:55:39,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 20:55:39,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:39,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:55:39,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:39,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:39,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:39,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 20:55:39,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:55:39,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 20:55:39,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:39,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:55:39,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:55:39,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 20:55:39,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:39,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-27 20:55:39,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:39,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:39,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:39,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:55:39,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:55:39,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:55:39,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:39,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:55:39,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:55:39,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 20:55:39,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:39,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:55:39,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:39,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:39,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:39,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:55:39,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:55:39,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:55:39,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:39,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:55:39,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:55:39,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:55:39,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:39,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 20:55:39,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:39,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:39,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:39,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:40,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:40,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-27 20:55:40,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 20:55:40,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 349 [2020-10-27 20:55:40,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:40,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 20:55:40,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-27 20:55:40,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 20:55:40,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:40,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:55:40,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:40,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:40,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:40,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:55:40,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:55:40,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:55:40,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:40,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:55:40,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:55:40,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 20:55:40,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:40,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:55:40,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:40,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:40,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:40,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:40,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:40,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 20:55:40,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 20:55:40,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 152 [2020-10-27 20:55:40,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:40,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 20:55:40,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:55:40,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 20:55:40,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:40,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-27 20:55:40,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:40,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:40,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:40,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:40,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:55:40,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:55:40,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-27 20:55:40,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:40,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 20:55:40,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:55:40,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 20:55:40,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:40,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:55:40,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:40,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:40,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:40,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:55:40,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:55:40,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 20:55:40,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:40,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 20:55:40,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:55:40,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 20:55:40,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:40,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-27 20:55:40,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:40,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:40,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:40,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-27 20:55:40,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:55:40,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-27 20:55:40,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:40,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:55:40,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-27 20:55:40,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:55:40,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:40,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:55:40,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:40,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:40,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:40,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 20:55:40,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:55:40,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 20:55:40,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:40,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:55:40,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:55:40,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:55:40,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:41,192 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-27 20:55:41,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:55:41,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:41,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:41,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:41,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 20:55:41,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:55:41,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 20:55:41,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:41,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:55:41,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:55:41,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:55:41,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:41,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:55:41,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:41,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:41,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:41,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:55:41,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:55:41,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:55:41,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:41,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:55:41,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:55:41,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:55:41,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:41,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:55:41,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:41,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:41,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:41,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 20:55:41,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:55:41,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:55:41,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:41,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:55:41,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:55:41,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:55:41,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:41,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:55:41,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:41,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:41,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:41,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:55:41,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:55:41,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:55:41,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:41,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:55:41,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:55:41,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:55:41,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:41,418 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 7 proven. 12 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2020-10-27 20:55:41,418 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1922405706] [2020-10-27 20:55:41,418 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 20:55:41,419 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2020-10-27 20:55:41,420 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095941181] [2020-10-27 20:55:41,420 INFO L461 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-10-27 20:55:41,421 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 20:55:41,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-10-27 20:55:41,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=449, Unknown=0, NotChecked=0, Total=506 [2020-10-27 20:55:41,425 INFO L87 Difference]: Start difference. First operand 762 states and 1166 transitions. Second operand 23 states. [2020-10-27 20:55:43,520 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-27 20:55:43,921 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2020-10-27 20:55:45,148 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-27 20:55:46,646 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 442 [2020-10-27 20:55:48,114 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification that was a NOOP. DAG size: 446 [2020-10-27 20:55:49,740 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 445 [2020-10-27 20:55:51,272 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification that was a NOOP. DAG size: 447 [2020-10-27 20:55:52,926 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 442 [2020-10-27 20:55:54,628 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 444 [2020-10-27 20:55:56,231 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 442 [2020-10-27 20:55:57,677 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 442 [2020-10-27 20:55:59,180 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 444 [2020-10-27 20:55:59,676 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-10-27 20:56:01,075 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 442 [2020-10-27 20:56:01,663 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-10-27 20:56:02,020 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-10-27 20:56:02,622 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-10-27 20:56:04,582 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-10-27 20:56:06,316 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 442 [2020-10-27 20:56:07,900 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 444 [2020-10-27 20:56:09,863 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 442 [2020-10-27 20:56:11,291 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification that was a NOOP. DAG size: 447 [2020-10-27 20:56:12,745 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification that was a NOOP. DAG size: 449 [2020-10-27 20:56:15,079 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 442 [2020-10-27 20:56:16,460 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 442 [2020-10-27 20:56:17,280 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-10-27 20:56:33,477 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2020-10-27 20:56:33,868 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2020-10-27 20:56:35,144 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2020-10-27 20:56:35,511 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-10-27 20:56:50,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 20:56:50,862 INFO L93 Difference]: Finished difference Result 1895 states and 3118 transitions. [2020-10-27 20:56:50,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2020-10-27 20:56:50,863 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 161 [2020-10-27 20:56:50,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 20:56:50,876 INFO L225 Difference]: With dead ends: 1895 [2020-10-27 20:56:50,876 INFO L226 Difference]: Without dead ends: 1184 [2020-10-27 20:56:50,883 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1431 ImplicationChecksByTransitivity, 31.8s TimeCoverageRelationStatistics Valid=827, Invalid=4723, Unknown=0, NotChecked=0, Total=5550 [2020-10-27 20:56:50,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1184 states. [2020-10-27 20:56:51,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1184 to 844. [2020-10-27 20:56:51,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 844 states. [2020-10-27 20:56:51,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 844 states and 1293 transitions. [2020-10-27 20:56:51,209 INFO L78 Accepts]: Start accepts. Automaton has 844 states and 1293 transitions. Word has length 161 [2020-10-27 20:56:51,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 20:56:51,209 INFO L481 AbstractCegarLoop]: Abstraction has 844 states and 1293 transitions. [2020-10-27 20:56:51,210 INFO L482 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-10-27 20:56:51,210 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1293 transitions. [2020-10-27 20:56:51,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-10-27 20:56:51,214 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:56:51,214 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 20:56:51,214 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 20:56:51,214 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 20:56:51,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:56:51,215 INFO L82 PathProgramCache]: Analyzing trace with hash 360753214, now seen corresponding path program 1 times [2020-10-27 20:56:51,215 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:56:51,216 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [955786827] [2020-10-27 20:56:51,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:56:51,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:56:51,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:51,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:51,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:51,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:51,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:52,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:52,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:54,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:54,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:55,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:56,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:56:56,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 233 [2020-10-27 20:56:56,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-27 20:56:56,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5027 [2020-10-27 20:56:56,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:56:56,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 20:56:56,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 155 [2020-10-27 20:56:56,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 20:56:56,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:56:57,727 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 439 [2020-10-27 20:56:57,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:56:57,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:56:57,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:57,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:56:57,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:56:57,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:56:57,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-27 20:56:57,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:56:57,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:56:57,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:56:57,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:56:57,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:56:57,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:56:57,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:56:57,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:57,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:56:57,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:56:57,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:56:57,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:56:57,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:56:57,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:56:57,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:56:57,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:56:57,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:56:57,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 20:56:57,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:56:57,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:57,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:56:57,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-27 20:56:57,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:56:57,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:56:57,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:56:57,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:56:57,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:56:57,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:56:57,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:56:57,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:56:57,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:56:57,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:57,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:56:57,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:56:57,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:56:57,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:56:57,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:56:57,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:56:57,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:56:57,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:56:57,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:56:57,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:56:57,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:56:57,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:57,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:56:57,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:56:57,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:56:57,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:56:57,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:56:57,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:56:57,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:56:57,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:56:57,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:56:57,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 20:56:57,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:56:57,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:57,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:56:57,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:56:57,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:56:57,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:56:57,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:56:57,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:56:57,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:56:57,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:56:57,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:56:57,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 20:56:57,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:56:57,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:57,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:56:57,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:56:57,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:56:57,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:56:57,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:56:57,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:56:57,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:56:57,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:56:57,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:56:57,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 20:56:57,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:56:57,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:57,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:56:57,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:56:57,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:56:57,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:56:57,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:56:57,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:56:57,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:56:57,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:56:57,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:56:57,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 20:56:57,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:56:57,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:57,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:56:57,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:56:57,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:56:57,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:56:57,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:56:57,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:56:57,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:56:57,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:56:57,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:56:57,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-27 20:56:57,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:56:57,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:57,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:56:57,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:56:57,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:56:57,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:56:57,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:56:57,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:56:57,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:56:57,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:56:57,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:56:57,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-27 20:56:57,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:56:57,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:57,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:56:57,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:56:57,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:56:57,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:56:57,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:56:57,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:56:57,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:56:57,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:56:57,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:56:58,188 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-27 20:56:58,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 20:56:58,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:56:58,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:58,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:58,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:58,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:58,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:58,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:58,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:58,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:58,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:57:00,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:57:03,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:57:03,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 140 [2020-10-27 20:57:03,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-27 20:57:03,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-27 20:57:03,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:57:03,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 20:57:03,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 70 [2020-10-27 20:57:03,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 20:57:03,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:57:03,418 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 20:57:03,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:57:03,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:57:03,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:57:03,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:57:03,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:57:03,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:57:03,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:57:03,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:57:04,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:57:04,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-27 20:57:04,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 20:57:04,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 641 [2020-10-27 20:57:04,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:57:04,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:57:04,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 20:57:04,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 20:57:04,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:57:04,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:57:04,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:57:04,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:57:04,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:57:04,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:57:04,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 20:57:04,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:57:04,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:57:04,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:57:04,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:57:04,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:57:04,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 20:57:04,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:57:04,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 20:57:04,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:57:04,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:57:04,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:57:04,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 20:57:04,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:57:04,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 20:57:04,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:57:04,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:57:04,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:57:04,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 20:57:04,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:57:04,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:57:04,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:57:04,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:57:04,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:57:04,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:57:04,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:57:04,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:57:04,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:57:04,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:57:04,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:57:04,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 20:57:04,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:57:04,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:57:04,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:57:04,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:57:04,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:57:04,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:57:04,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:57:04,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:57:04,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:57:04,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:57:04,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:57:04,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:57:04,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:57:04,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 20:57:04,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:57:04,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:57:04,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:57:04,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:57:04,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:57:04,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:57:04,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:57:04,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:57:05,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:57:05,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-27 20:57:05,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 20:57:05,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 927 [2020-10-27 20:57:05,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:57:05,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 20:57:05,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 20:57:05,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 20:57:05,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:57:05,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:57:05,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:57:05,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:57:05,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:57:05,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:57:05,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:57:05,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:57:05,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:57:05,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:57:05,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:57:05,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:57:05,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:57:05,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:57:05,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:57:05,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:57:05,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:57:05,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:57:05,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:57:05,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:57:05,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 20:57:05,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 20:57:05,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 149 [2020-10-27 20:57:05,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:57:05,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 20:57:05,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 20:57:05,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 20:57:05,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:57:05,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:57:05,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:57:05,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:57:05,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:57:05,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:57:05,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 20:57:05,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:57:05,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 20:57:05,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:57:05,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 20:57:05,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:57:05,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 20:57:05,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:57:05,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:57:05,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:57:05,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:57:05,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:57:05,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:57:05,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 20:57:05,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:57:05,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 20:57:05,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:57:05,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 20:57:05,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:57:05,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 20:57:05,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:57:05,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 20:57:05,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:57:05,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:57:05,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:57:05,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-27 20:57:05,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:57:05,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 20:57:05,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:57:05,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:57:05,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-27 20:57:05,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:57:05,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:57:05,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:57:05,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:57:05,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:57:05,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:57:05,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 20:57:05,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:57:05,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 20:57:05,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:57:05,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:57:05,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:57:05,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:57:05,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:57:05,818 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-27 20:57:05,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:57:05,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:57:05,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:57:05,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:57:05,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 20:57:05,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:57:05,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 20:57:05,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:57:05,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:57:05,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:57:05,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:57:05,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:57:05,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:57:05,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:57:05,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:57:05,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:57:05,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:57:05,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:57:05,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:57:05,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:57:05,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:57:05,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:57:05,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:57:05,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:57:05,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:57:05,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:57:05,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:57:05,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:57:05,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 20:57:05,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:57:05,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:57:05,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:57:05,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:57:05,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:57:05,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:57:05,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:57:05,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:57:05,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:57:05,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:57:05,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:57:05,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:57:05,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:57:05,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:57:05,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:57:05,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:57:05,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:57:05,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:57:05,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:57:05,964 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2020-10-27 20:57:05,965 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [955786827] [2020-10-27 20:57:05,965 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 20:57:05,965 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-27 20:57:05,965 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2128983054] [2020-10-27 20:57:05,966 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 20:57:05,966 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 20:57:05,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 20:57:05,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2020-10-27 20:57:05,967 INFO L87 Difference]: Start difference. First operand 844 states and 1293 transitions. Second operand 18 states. [2020-10-27 20:57:07,034 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-27 20:57:07,408 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2020-10-27 20:57:08,495 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-27 20:57:09,949 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 442 [2020-10-27 20:57:11,373 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 444 [2020-10-27 20:57:12,952 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 442 [2020-10-27 20:57:14,703 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 442 [2020-10-27 20:57:16,427 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 442 [2020-10-27 20:57:16,883 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-10-27 20:57:18,291 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification that was a NOOP. DAG size: 445