/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --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_product17.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 10:12:38,951 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 10:12:38,956 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 10:12:39,015 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 10:12:39,016 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 10:12:39,022 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 10:12:39,024 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 10:12:39,028 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 10:12:39,032 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 10:12:39,038 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 10:12:39,039 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 10:12:39,041 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 10:12:39,042 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 10:12:39,045 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 10:12:39,047 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 10:12:39,049 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 10:12:39,050 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 10:12:39,053 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 10:12:39,060 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 10:12:39,068 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 10:12:39,069 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 10:12:39,071 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 10:12:39,072 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 10:12:39,075 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 10:12:39,083 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 10:12:39,084 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 10:12:39,084 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 10:12:39,086 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 10:12:39,086 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 10:12:39,087 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 10:12:39,088 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 10:12:39,089 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 10:12:39,090 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 10:12:39,091 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 10:12:39,092 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 10:12:39,093 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 10:12:39,093 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 10:12:39,094 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 10:12:39,094 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 10:12:39,095 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 10:12:39,095 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 10:12:39,103 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 [2020-10-29 10:12:39,150 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 10:12:39,150 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 10:12:39,154 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 10:12:39,154 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 10:12:39,154 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 10:12:39,155 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 10:12:39,155 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 10:12:39,155 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 10:12:39,155 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 10:12:39,155 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 10:12:39,156 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 10:12:39,157 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 10:12:39,157 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 10:12:39,157 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 10:12:39,157 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 10:12:39,158 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 10:12:39,158 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 10:12:39,158 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 10:12:39,158 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 10:12:39,158 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 10:12:39,159 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 10:12:39,159 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 10:12:39,159 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 10:12:39,159 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 10:12:39,159 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 10:12:39,160 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 10:12:39,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 10:12:39,160 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 10:12:39,160 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 10:12:39,160 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 10:12:39,551 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 10:12:39,586 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 10:12:39,589 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 10:12:39,590 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 10:12:39,591 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 10:12:39,592 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec1_product17.cil.c [2020-10-29 10:12:39,670 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e02077616/14b03340af2549b7a84258033ed5f654/FLAG0c8368a14 [2020-10-29 10:12:40,523 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 10:12:40,524 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec1_product17.cil.c [2020-10-29 10:12:40,560 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e02077616/14b03340af2549b7a84258033ed5f654/FLAG0c8368a14 [2020-10-29 10:12:40,680 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e02077616/14b03340af2549b7a84258033ed5f654 [2020-10-29 10:12:40,683 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 10:12:40,689 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 10:12:40,694 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 10:12:40,694 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 10:12:40,698 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 10:12:40,699 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:12:40" (1/1) ... [2020-10-29 10:12:40,703 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@146a53da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:12:40, skipping insertion in model container [2020-10-29 10:12:40,704 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:12:40" (1/1) ... [2020-10-29 10:12:40,712 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 10:12:40,810 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 10:12:41,403 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 10:12:41,415 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 10:12:41,626 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 10:12:41,694 INFO L208 MainTranslator]: Completed translation [2020-10-29 10:12:41,694 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:12:41 WrapperNode [2020-10-29 10:12:41,694 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 10:12:41,696 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 10:12:41,696 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 10:12:41,696 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 10:12:41,706 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:12:41" (1/1) ... [2020-10-29 10:12:41,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:12:41" (1/1) ... [2020-10-29 10:12:41,739 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:12:41" (1/1) ... [2020-10-29 10:12:41,740 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:12:41" (1/1) ... [2020-10-29 10:12:41,805 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:12:41" (1/1) ... [2020-10-29 10:12:41,848 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:12:41" (1/1) ... [2020-10-29 10:12:41,868 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:12:41" (1/1) ... [2020-10-29 10:12:41,895 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 10:12:41,899 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 10:12:41,899 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 10:12:41,899 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 10:12:41,902 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:12:41" (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 [2020-10-29 10:12:41,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 10:12:41,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 10:12:41,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 10:12:41,991 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 10:12:41,991 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-29 10:12:41,992 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-29 10:12:41,992 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-29 10:12:41,992 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-29 10:12:41,992 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-29 10:12:41,993 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-29 10:12:41,993 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-29 10:12:41,994 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-29 10:12:41,994 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 10:12:41,994 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 10:12:41,994 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 10:12:41,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 10:12:41,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 10:12:41,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 10:12:41,996 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 10:12:41,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 10:12:41,996 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 10:12:41,996 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 10:12:41,996 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 10:12:41,996 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 10:12:41,996 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-29 10:12:41,997 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-29 10:12:41,997 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-29 10:12:41,997 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-29 10:12:41,997 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-29 10:12:41,997 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-29 10:12:41,997 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-29 10:12:41,997 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-29 10:12:41,997 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-29 10:12:41,998 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-29 10:12:41,998 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-29 10:12:41,998 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-29 10:12:41,998 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-29 10:12:41,998 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-29 10:12:41,998 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-29 10:12:41,998 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-29 10:12:41,999 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-29 10:12:41,999 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-29 10:12:41,999 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-29 10:12:41,999 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-29 10:12:41,999 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-29 10:12:41,999 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-29 10:12:42,000 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 10:12:42,000 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-29 10:12:42,000 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-29 10:12:42,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-29 10:12:42,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__2 [2020-10-29 10:12:42,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__3 [2020-10-29 10:12:42,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__4 [2020-10-29 10:12:42,002 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-29 10:12:42,002 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-29 10:12:42,002 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-29 10:12:42,002 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-29 10:12:42,002 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-29 10:12:42,003 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-29 10:12:42,003 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-29 10:12:42,003 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-29 10:12:42,003 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-29 10:12:42,003 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-29 10:12:42,003 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 10:12:42,003 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-29 10:12:42,004 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-29 10:12:42,004 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-29 10:12:42,004 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 10:12:42,004 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-29 10:12:42,004 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 10:12:42,005 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 10:12:42,005 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 10:12:42,006 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-29 10:12:42,007 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-29 10:12:42,007 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-29 10:12:42,007 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 10:12:42,007 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 10:12:42,007 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 10:12:42,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 10:12:42,008 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 10:12:42,008 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-29 10:12:42,008 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-29 10:12:42,008 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-29 10:12:42,009 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-29 10:12:42,009 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-29 10:12:42,009 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-29 10:12:42,009 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-29 10:12:42,009 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-29 10:12:42,010 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__2 [2020-10-29 10:12:42,010 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 10:12:42,010 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 10:12:42,010 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 10:12:42,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 10:12:42,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 10:12:42,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 10:12:42,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 10:12:42,011 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 10:12:42,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 10:12:42,011 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 10:12:42,011 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 10:12:42,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 10:12:42,011 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 10:12:42,011 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 10:12:42,011 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 10:12:42,012 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-29 10:12:42,012 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-29 10:12:42,012 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 10:12:42,012 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 10:12:42,012 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 10:12:42,013 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 10:12:42,013 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 10:12:42,013 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 10:12:42,013 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 10:12:42,014 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 10:12:42,014 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-29 10:12:42,015 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-29 10:12:42,015 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-29 10:12:42,015 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 10:12:42,016 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-29 10:12:42,016 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-29 10:12:42,016 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-29 10:12:42,016 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-29 10:12:42,016 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-29 10:12:42,017 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-29 10:12:42,017 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-29 10:12:42,017 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-29 10:12:42,017 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-29 10:12:42,017 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-29 10:12:42,017 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-29 10:12:42,018 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-29 10:12:42,019 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-29 10:12:42,019 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-29 10:12:42,022 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-29 10:12:42,022 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-29 10:12:42,022 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-29 10:12:42,022 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-29 10:12:42,023 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-29 10:12:42,023 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-29 10:12:42,023 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-29 10:12:42,025 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-29 10:12:42,025 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__3 [2020-10-29 10:12:42,025 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-29 10:12:42,026 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-29 10:12:42,031 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__4 [2020-10-29 10:12:42,032 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-29 10:12:42,032 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-29 10:12:42,032 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-29 10:12:42,032 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-29 10:12:42,032 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-29 10:12:42,032 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-29 10:12:42,032 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-29 10:12:42,032 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-29 10:12:42,033 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-29 10:12:42,033 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-29 10:12:42,033 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-29 10:12:42,033 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-29 10:12:42,034 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-29 10:12:42,034 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 10:12:42,034 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-29 10:12:42,034 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 10:12:42,034 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 10:12:42,034 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 10:12:42,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 10:12:42,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 10:12:42,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 10:12:44,808 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 10:12:44,809 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-29 10:12:44,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 10:12:44 BoogieIcfgContainer [2020-10-29 10:12:44,813 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 10:12:44,816 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 10:12:44,816 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 10:12:44,820 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 10:12:44,820 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 10:12:40" (1/3) ... [2020-10-29 10:12:44,821 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fa562a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 10:12:44, skipping insertion in model container [2020-10-29 10:12:44,821 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:12:41" (2/3) ... [2020-10-29 10:12:44,822 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fa562a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 10:12:44, skipping insertion in model container [2020-10-29 10:12:44,822 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 10:12:44" (3/3) ... [2020-10-29 10:12:44,824 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec1_product17.cil.c [2020-10-29 10:12:44,836 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 10:12:44,842 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 10:12:44,857 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 10:12:44,901 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 10:12:44,902 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 10:12:44,902 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 10:12:44,902 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 10:12:44,902 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 10:12:44,902 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 10:12:44,903 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 10:12:44,903 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 10:12:44,951 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states. [2020-10-29 10:12:44,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-10-29 10:12:44,988 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:12:44,990 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-29 10:12:44,990 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]=== [2020-10-29 10:12:45,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:12:45,000 INFO L82 PathProgramCache]: Analyzing trace with hash -2032690181, now seen corresponding path program 1 times [2020-10-29 10:12:45,010 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:12:45,010 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1826658022] [2020-10-29 10:12:45,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:12:45,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:12:45,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:45,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:46,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:46,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:46,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:47,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:47,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:50,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:50,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:12:50,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 201 [2020-10-29 10:12:50,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-29 10:12:50,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5086 [2020-10-29 10:12:50,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:12:50,543 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:12:50,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:12:50,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 91 [2020-10-29 10:12:50,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 10:12:50,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 8 [2020-10-29 10:12:52,093 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-29 10:12:52,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:12:52,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:12:52,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:52,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:12:52,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:12:52,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:12:52,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 132 [2020-10-29 10:12:52,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:12:52,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:12:52,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:12:52,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:12:52,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:12:52,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:12:52,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:12:52,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:12:52,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:52,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:12:52,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:12:52,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:12:52,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:12:52,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:12:52,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:12:52,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:12:52,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:12:52,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:12:52,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:12:52,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 10:12:52,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:12:52,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:52,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:12:52,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:12:52,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:12:52,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:12:52,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:12:52,299 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:12:52,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:12:52,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:12:52,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:12:52,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:12:52,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 10:12:52,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:12:52,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:52,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:12:52,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:12:52,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:12:52,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:12:52,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:12:52,313 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:12:52,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:12:52,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:12:52,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:12:52,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:12:52,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 10:12:52,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:12:52,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:52,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:12:52,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:12:52,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:12:52,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:12:52,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:12:52,333 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:12:52,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:12:52,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:12:52,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:12:52,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:12:52,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 10:12:52,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:12:52,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:52,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:12:52,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:12:52,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:12:52,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:12:52,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:12:52,364 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:12:52,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:12:52,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:12:52,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:12:52,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:12:52,623 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-29 10:12:52,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 10:12:52,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:12:52,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:52,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:52,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:52,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:52,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:53,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:53,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:53,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:53,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:57,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:12:57,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 148 [2020-10-29 10:12:57,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-29 10:12:57,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-29 10:12:57,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:12:57,688 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:12:57,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:12:57,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 46 [2020-10-29 10:12:57,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 10:12:57,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:12:57,913 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-29 10:12:57,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:12:57,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:12:57,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:57,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:57,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:58,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:58,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:58,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:59,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:12:59,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-29 10:12:59,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 10:12:59,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1339 [2020-10-29 10:12:59,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:12:59,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:12:59,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:12:59,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 10:12:59,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 10:12:59,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:12:59,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:12:59,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:12:59,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:59,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:59,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:12:59,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:12:59,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:12:59,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 10:12:59,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:12:59,314 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:12:59,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:12:59,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:12:59,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:12:59,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:12:59,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 10:12:59,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:12:59,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:59,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:59,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:59,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:59,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:12:59,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-29 10:12:59,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 10:12:59,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 164 [2020-10-29 10:12:59,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:12:59,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:12:59,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:12:59,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:12:59,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-29 10:12:59,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:12:59,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 10:12:59,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:12:59,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:59,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:12:59,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 10:12:59,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:12:59,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 10:12:59,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:12:59,650 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:12:59,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:12:59,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:12:59,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 10:12:59,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:12:59,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:12:59,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:12:59,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:59,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:12:59,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:12:59,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:12:59,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 10:12:59,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:12:59,677 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:12:59,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:12:59,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:12:59,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:12:59,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:12:59,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 10:12:59,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:12:59,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:59,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:59,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:59,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:12:59,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:13:00,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:13:00,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-29 10:13:00,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 10:13:00,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 975 [2020-10-29 10:13:00,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:13:00,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:13:00,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:13:00,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 10:13:00,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 10:13:00,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:13:00,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:13:00,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:13:00,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:13:00,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:13:00,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:13:00,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:13:00,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:13:00,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 10:13:00,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:13:00,797 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:13:00,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:13:00,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:13:00,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:13:00,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:13:00,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 10:13:00,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:13:00,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:13:00,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:13:00,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:13:00,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:13:01,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:13:01,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-29 10:13:01,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 10:13:01,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 238 [2020-10-29 10:13:01,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:13:01,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:13:01,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:13:01,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:13:01,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-29 10:13:01,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:13:01,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 10:13:01,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:13:01,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:13:01,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:13:01,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 10:13:01,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:13:01,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 10:13:01,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:13:01,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:13:01,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:13:01,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:13:01,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 10:13:01,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:13:01,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:13:01,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:13:01,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:13:01,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:13:01,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:13:01,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:13:01,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:13:01,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:13:01,088 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:13:01,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:13:01,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:13:01,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:13:01,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:13:01,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-29 10:13:01,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:13:01,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:13:01,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:13:01,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:13:01,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:13:01,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:13:03,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:13:03,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:13:05,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:13:05,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 71 [2020-10-29 10:13:05,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 10:13:05,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4823 [2020-10-29 10:13:05,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:13:05,945 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:13:05,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 10:13:05,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 10:13:05,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-29 10:13:05,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:13:05,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:13:05,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:13:05,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:13:06,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:13:06,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:13:06,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:13:06,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:13:08,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:13:08,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-29 10:13:08,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 10:13:08,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2623 [2020-10-29 10:13:08,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:13:08,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:13:08,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 10:13:08,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 10:13:08,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-29 10:13:08,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:13:08,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:13:08,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:13:08,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:13:08,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:13:08,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:13:08,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:13:08,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 10:13:08,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:13:08,692 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:13:08,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:13:08,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:13:08,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 10:13:08,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:13:08,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:13:08,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:13:08,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:13:08,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:13:08,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:13:08,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:13:08,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 10:13:08,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:13:08,766 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:13:08,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:13:08,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:13:08,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 10:13:08,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 10:13:08,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 10:13:08,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:13:08,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:13:08,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:13:08,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:13:08,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 10:13:08,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:13:08,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 10:13:08,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:13:08,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:13:08,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:13:08,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:13:08,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 10:13:08,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:13:08,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 10:13:08,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:13:08,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:13:08,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:13:08,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:13:08,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 10:13:08,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:13:08,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-29 10:13:08,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:13:08,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:13:08,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 10:13:08,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 10:13:08,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 10:13:08,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:13:09,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 10:13:09,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:13:09,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:13:09,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:13:09,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 10:13:09,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:13:09,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-29 10:13:09,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:13:09,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:13:09,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 10:13:09,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 10:13:09,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 10:13:09,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:13:09,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:13:09,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:13:09,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:13:09,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:13:09,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:13:09,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:13:09,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:13:09,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:13:09,220 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:13:09,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:13:09,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:13:09,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:13:09,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 10:13:09,612 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-10-29 10:13:09,614 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1826658022] [2020-10-29 10:13:09,616 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 10:13:09,616 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2020-10-29 10:13:09,617 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510352917] [2020-10-29 10:13:09,623 INFO L461 AbstractCegarLoop]: Interpolant automaton has 26 states [2020-10-29 10:13:09,623 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:13:09,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2020-10-29 10:13:09,642 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=585, Unknown=0, NotChecked=0, Total=650 [2020-10-29 10:13:09,645 INFO L87 Difference]: Start difference. First operand 747 states. Second operand 26 states. [2020-10-29 10:13:12,013 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-29 10:13:14,117 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-29 10:13:15,411 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-29 10:13:17,008 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-29 10:13:22,308 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 410 [2020-10-29 10:13:23,517 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-29 10:13:24,016 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-29 10:13:25,579 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-29 10:13:26,278 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-29 10:13:26,536 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-29 10:13:28,390 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-29 10:13:30,080 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-29 10:13:31,274 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-29 10:13:33,404 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-29 10:13:34,619 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 413 [2020-10-29 10:13:36,511 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-29 10:13:37,739 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 413 [2020-10-29 10:13:39,191 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-29 10:13:40,394 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 413 [2020-10-29 10:13:41,985 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 410 [2020-10-29 10:13:44,354 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-29 10:13:47,901 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 413 [2020-10-29 10:13:49,178 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-29 10:13:50,486 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-29 10:13:51,739 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-29 10:13:53,739 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-29 10:13:55,055 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-29 10:14:00,521 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-29 10:14:02,833 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-29 10:14:03,655 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-29 10:14:05,938 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-29 10:14:07,337 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-29 10:14:08,545 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-29 10:14:09,433 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-29 10:14:12,155 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-29 10:14:13,369 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-29 10:14:16,772 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 410 [2020-10-29 10:14:18,552 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 410 [2020-10-29 10:14:27,598 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-29 10:14:28,483 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-29 10:15:18,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 10:15:18,980 INFO L93 Difference]: Finished difference Result 2993 states and 5532 transitions. [2020-10-29 10:15:18,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2020-10-29 10:15:18,983 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 139 [2020-10-29 10:15:18,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 10:15:19,061 INFO L225 Difference]: With dead ends: 2993 [2020-10-29 10:15:19,061 INFO L226 Difference]: Without dead ends: 2375 [2020-10-29 10:15:19,105 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 54 SyntacticMatches, 1 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2933 ImplicationChecksByTransitivity, 39.2s TimeCoverageRelationStatistics Valid=1226, Invalid=8280, Unknown=0, NotChecked=0, Total=9506 [2020-10-29 10:15:19,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2375 states. [2020-10-29 10:15:19,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2375 to 1438. [2020-10-29 10:15:19,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1438 states. [2020-10-29 10:15:19,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 1438 states and 2283 transitions. [2020-10-29 10:15:19,780 INFO L78 Accepts]: Start accepts. Automaton has 1438 states and 2283 transitions. Word has length 139 [2020-10-29 10:15:19,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 10:15:19,781 INFO L481 AbstractCegarLoop]: Abstraction has 1438 states and 2283 transitions. [2020-10-29 10:15:19,781 INFO L482 AbstractCegarLoop]: Interpolant automaton has 26 states. [2020-10-29 10:15:19,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1438 states and 2283 transitions. [2020-10-29 10:15:19,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-29 10:15:19,799 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:15:19,800 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-29 10:15:19,800 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 10:15:19,800 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]=== [2020-10-29 10:15:19,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:15:19,801 INFO L82 PathProgramCache]: Analyzing trace with hash 1851896506, now seen corresponding path program 1 times [2020-10-29 10:15:19,801 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:15:19,802 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [844167773] [2020-10-29 10:15:19,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:15:19,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:19,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:20,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:20,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:20,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:20,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:20,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:21,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:22,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:24,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:24,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 207 [2020-10-29 10:15:24,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-29 10:15:24,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5035 [2020-10-29 10:15:24,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:24,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:24,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:15:24,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 94 [2020-10-29 10:15:24,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 10:15:24,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:15:26,112 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-29 10:15:26,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:15:26,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:26,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:26,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:26,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:15:26,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:15:26,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-29 10:15:26,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:26,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:26,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:15:26,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:15:26,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:15:26,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:15:26,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:15:26,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:26,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:26,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:26,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:15:26,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:15:26,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:15:26,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:26,191 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:26,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:15:26,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:15:26,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:15:26,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:15:26,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 10:15:26,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:26,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:26,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:26,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:15:26,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:15:26,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:15:26,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:26,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:26,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:15:26,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:15:26,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:15:26,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:15:26,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 10:15:26,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:26,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:26,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:26,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:15:26,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:15:26,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:15:26,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:26,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:26,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:15:26,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:15:26,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:15:26,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:15:26,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 10:15:26,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:26,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:26,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:26,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:15:26,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:15:26,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:15:26,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:26,206 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:26,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:15:26,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:15:26,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:15:26,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:15:26,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 10:15:26,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:26,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:26,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:26,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:15:26,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:15:26,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:15:26,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:26,229 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:26,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:15:26,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:15:26,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:15:26,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:15:26,459 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-29 10:15:26,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 10:15:26,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:26,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:26,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:26,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:26,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:26,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:26,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:26,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:27,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:27,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:31,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:31,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 154 [2020-10-29 10:15:31,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-29 10:15:31,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-29 10:15:31,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:31,514 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:31,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:15:31,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-29 10:15:31,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 10:15:31,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:15:31,735 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-29 10:15:31,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:15:31,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:31,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:31,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:31,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:31,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:31,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:32,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:32,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:32,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 10:15:32,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 10:15:32,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 940 [2020-10-29 10:15:32,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:32,685 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:32,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:15:32,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 10:15:32,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 10:15:32,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:15:32,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:15:32,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:32,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:32,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:32,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:32,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 10:15:32,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:15:32,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 10:15:32,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:32,731 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:32,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:15:32,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:15:32,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 10:15:32,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:15:32,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 10:15:32,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:32,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:32,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:32,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:32,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:33,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:33,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-29 10:15:33,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 10:15:33,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 240 [2020-10-29 10:15:33,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:33,011 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:33,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:15:33,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:15:33,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 10:15:33,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:15:33,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-29 10:15:33,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:33,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:33,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:33,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 10:15:33,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:15:33,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 10:15:33,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:33,110 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:33,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:15:33,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:15:33,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 10:15:33,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:15:33,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:15:33,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:33,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:33,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:33,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:15:33,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:15:33,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:15:33,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:33,119 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:33,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:15:33,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:15:33,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:15:33,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:15:33,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 10:15:33,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:33,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:33,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:33,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:33,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:33,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:34,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:34,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 10:15:34,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 10:15:34,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 915 [2020-10-29 10:15:34,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:34,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:34,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:15:34,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 10:15:34,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 10:15:34,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:15:34,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:15:34,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:34,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:34,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:34,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:34,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 10:15:34,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:15:34,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 10:15:34,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:34,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:34,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:15:34,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:15:34,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:15:34,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:15:34,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 10:15:34,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:34,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:34,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:34,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:34,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:34,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:34,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-29 10:15:34,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 10:15:34,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 207 [2020-10-29 10:15:34,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:34,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:34,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:15:34,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:15:34,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 10:15:34,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:15:34,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-29 10:15:34,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:34,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:34,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:34,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 10:15:34,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:15:34,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 10:15:34,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:34,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:34,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:15:34,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:15:34,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 10:15:34,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:15:34,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:15:34,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:34,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:34,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:34,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:15:34,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:15:34,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:15:34,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:34,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:34,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:15:34,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:15:34,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:15:34,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:15:34,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-29 10:15:34,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:34,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:34,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:34,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:34,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:35,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:35,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-29 10:15:35,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 10:15:35,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 637 [2020-10-29 10:15:35,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:35,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:35,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:15:35,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-29 10:15:35,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:15:35,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:15:35,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:15:35,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:35,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:35,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:35,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:35,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:35,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-29 10:15:35,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:15:35,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 338 [2020-10-29 10:15:35,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:35,420 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:35,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:15:35,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-29 10:15:35,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:15:35,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:15:35,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:15:35,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:35,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:35,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:35,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:15:35,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:15:35,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 10:15:35,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:35,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:35,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:15:35,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:15:35,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 10:15:35,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:15:35,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:15:35,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:35,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:35,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:35,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:15:35,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:15:35,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:15:35,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:35,525 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:35,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:15:35,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:15:35,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:15:35,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:15:35,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 10:15:35,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:35,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:35,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:35,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 10:15:35,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:15:35,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:15:35,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:35,532 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:35,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:15:35,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 10:15:35,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:15:35,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:15:35,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 10:15:35,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:35,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:35,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:35,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:35,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 10:15:35,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:15:35,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 10:15:35,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:35,586 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:35,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:15:35,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-29 10:15:35,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 10:15:35,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:15:35,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 10:15:35,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:35,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:35,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:35,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 10:15:35,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:15:35,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:15:35,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:35,628 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:35,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:15:35,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-29 10:15:35,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:15:35,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:15:35,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:15:35,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:35,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:35,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:35,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:15:35,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:15:35,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:15:35,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:35,634 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:35,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:15:35,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:15:35,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:15:35,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:15:35,752 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-10-29 10:15:35,753 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [844167773] [2020-10-29 10:15:35,753 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 10:15:35,753 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2020-10-29 10:15:35,753 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362001973] [2020-10-29 10:15:35,755 INFO L461 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-29 10:15:35,755 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:15:35,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-29 10:15:35,756 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2020-10-29 10:15:35,756 INFO L87 Difference]: Start difference. First operand 1438 states and 2283 transitions. Second operand 21 states. [2020-10-29 10:15:39,183 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-29 10:15:40,865 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-29 10:15:42,110 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-29 10:15:43,521 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-29 10:15:48,171 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 410 [2020-10-29 10:15:49,430 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-29 10:15:50,649 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-29 10:15:50,897 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-29 10:15:51,778 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-29 10:15:53,928 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-29 10:16:04,155 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-29 10:16:05,384 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 410 [2020-10-29 10:16:06,564 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 410 [2020-10-29 10:16:06,788 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-29 10:16:07,362 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 127