/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/elevator_spec3_product01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 20:59:12,915 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 20:59:12,918 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 20:59:12,955 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 20:59:12,956 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 20:59:12,958 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 20:59:12,959 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 20:59:12,962 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 20:59:12,964 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 20:59:12,965 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 20:59:12,967 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 20:59:12,968 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 20:59:12,969 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 20:59:12,970 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 20:59:12,971 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 20:59:12,973 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 20:59:12,976 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 20:59:12,980 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 20:59:12,986 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 20:59:12,991 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 20:59:12,996 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 20:59:12,998 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 20:59:13,000 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 20:59:13,001 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 20:59:13,012 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 20:59:13,012 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 20:59:13,013 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 20:59:13,015 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 20:59:13,016 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 20:59:13,018 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 20:59:13,018 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 20:59:13,019 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 20:59:13,022 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 20:59:13,023 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 20:59:13,024 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 20:59:13,025 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 20:59:13,037 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 20:59:13,037 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 20:59:13,038 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 20:59:13,039 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 20:59:13,041 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 20:59:13,042 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 20:59:13,109 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 20:59:13,110 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 20:59:13,112 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 20:59:13,113 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 20:59:13,114 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 20:59:13,115 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 20:59:13,115 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 20:59:13,115 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 20:59:13,115 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 20:59:13,116 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 20:59:13,116 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 20:59:13,117 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 20:59:13,117 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 20:59:13,118 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 20:59:13,118 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 20:59:13,118 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 20:59:13,118 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 20:59:13,118 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 20:59:13,119 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 20:59:13,119 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 20:59:13,119 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 20:59:13,120 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 20:59:13,120 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 20:59:13,120 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 20:59:13,121 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 20:59:13,121 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 20:59:13,121 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 20:59:13,121 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 20:59:13,121 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 20:59:13,121 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 20:59:13,593 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 20:59:13,641 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 20:59:13,644 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 20:59:13,645 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 20:59:13,646 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 20:59:13,647 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec3_product01.cil.c [2020-10-27 20:59:13,722 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4b5feeb96/b4c6ca5203b143d69e72e30de81e70fd/FLAG8c157fece [2020-10-27 20:59:14,617 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 20:59:14,618 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec3_product01.cil.c [2020-10-27 20:59:14,650 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4b5feeb96/b4c6ca5203b143d69e72e30de81e70fd/FLAG8c157fece [2020-10-27 20:59:14,746 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4b5feeb96/b4c6ca5203b143d69e72e30de81e70fd [2020-10-27 20:59:14,749 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 20:59:14,756 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 20:59:14,762 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 20:59:14,762 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 20:59:14,768 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 20:59:14,769 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 08:59:14" (1/1) ... [2020-10-27 20:59:14,773 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@363d82fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:59:14, skipping insertion in model container [2020-10-27 20:59:14,773 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 08:59:14" (1/1) ... [2020-10-27 20:59:14,783 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 20:59:14,879 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 20:59:15,545 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 20:59:15,560 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 20:59:15,730 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 20:59:15,802 INFO L208 MainTranslator]: Completed translation [2020-10-27 20:59:15,803 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:59:15 WrapperNode [2020-10-27 20:59:15,803 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 20:59:15,804 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 20:59:15,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 20:59:15,805 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 20:59:15,819 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:59:15" (1/1) ... [2020-10-27 20:59:15,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:59:15" (1/1) ... [2020-10-27 20:59:15,852 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:59:15" (1/1) ... [2020-10-27 20:59:15,852 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:59:15" (1/1) ... [2020-10-27 20:59:15,922 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:59:15" (1/1) ... [2020-10-27 20:59:15,956 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:59:15" (1/1) ... [2020-10-27 20:59:15,969 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:59:15" (1/1) ... [2020-10-27 20:59:15,984 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 20:59:15,985 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 20:59:15,985 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 20:59:15,985 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 20:59:15,986 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:59:15" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 20:59:16,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 20:59:16,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 20:59:16,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 20:59:16,070 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 20:59:16,070 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-27 20:59:16,070 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-27 20:59:16,070 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-27 20:59:16,070 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-27 20:59:16,070 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-27 20:59:16,070 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-27 20:59:16,071 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-27 20:59:16,071 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-27 20:59:16,071 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 20:59:16,071 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-27 20:59:16,071 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-27 20:59:16,071 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-27 20:59:16,072 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 20:59:16,072 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-27 20:59:16,072 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 20:59:16,072 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 20:59:16,072 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 20:59:16,072 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-27 20:59:16,072 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-27 20:59:16,073 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-27 20:59:16,073 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-27 20:59:16,073 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-27 20:59:16,073 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-27 20:59:16,073 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-27 20:59:16,073 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-27 20:59:16,073 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-27 20:59:16,073 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-27 20:59:16,074 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-27 20:59:16,074 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-27 20:59:16,074 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-27 20:59:16,074 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-27 20:59:16,074 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__2 [2020-10-27 20:59:16,074 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 20:59:16,074 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 20:59:16,075 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 20:59:16,075 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 20:59:16,075 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 20:59:16,075 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 20:59:16,075 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 20:59:16,075 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 20:59:16,075 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 20:59:16,075 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 20:59:16,076 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 20:59:16,076 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 20:59:16,076 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-27 20:59:16,076 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-27 20:59:16,076 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-27 20:59:16,076 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-27 20:59:16,076 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-27 20:59:16,077 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-27 20:59:16,077 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-27 20:59:16,077 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-27 20:59:16,077 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-27 20:59:16,077 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-27 20:59:16,077 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-27 20:59:16,078 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-27 20:59:16,078 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-27 20:59:16,078 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-27 20:59:16,078 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-27 20:59:16,078 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-27 20:59:16,078 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-27 20:59:16,078 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-27 20:59:16,079 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-27 20:59:16,079 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-27 20:59:16,079 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 20:59:16,079 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-27 20:59:16,079 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-27 20:59:16,079 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 20:59:16,079 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 20:59:16,080 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 20:59:16,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 20:59:16,080 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 20:59:16,080 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 20:59:16,080 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-27 20:59:16,080 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-27 20:59:16,080 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-27 20:59:16,081 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-27 20:59:16,081 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-27 20:59:16,081 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-27 20:59:16,081 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-27 20:59:16,081 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-27 20:59:16,081 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-27 20:59:16,081 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 20:59:16,082 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-27 20:59:16,082 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-27 20:59:16,082 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-27 20:59:16,082 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 20:59:16,082 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-27 20:59:16,082 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-27 20:59:16,082 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-27 20:59:16,083 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-27 20:59:16,083 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-27 20:59:16,083 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 20:59:16,083 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-27 20:59:16,083 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 20:59:16,083 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 20:59:16,083 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 20:59:16,083 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 20:59:16,084 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 20:59:16,084 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 20:59:16,084 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 20:59:16,084 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-27 20:59:16,084 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-27 20:59:16,084 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-27 20:59:16,084 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-27 20:59:16,085 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-27 20:59:16,085 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-27 20:59:16,085 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-27 20:59:16,085 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-27 20:59:16,085 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-27 20:59:16,085 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-27 20:59:16,085 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-27 20:59:16,085 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-27 20:59:16,086 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 20:59:16,086 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-27 20:59:16,086 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-27 20:59:16,086 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-27 20:59:16,086 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-27 20:59:16,086 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__2 [2020-10-27 20:59:16,087 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 20:59:16,087 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 20:59:16,087 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 20:59:16,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 20:59:16,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 20:59:16,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 20:59:16,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 20:59:16,088 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 20:59:16,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 20:59:16,088 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 20:59:16,088 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 20:59:16,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 20:59:16,088 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 20:59:16,088 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 20:59:16,089 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 20:59:16,089 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 20:59:16,089 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 20:59:16,089 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-27 20:59:16,089 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-27 20:59:16,089 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-27 20:59:16,089 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-27 20:59:16,090 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-27 20:59:16,090 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-27 20:59:16,090 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-27 20:59:16,090 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-27 20:59:16,090 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-27 20:59:16,090 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-27 20:59:16,090 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-27 20:59:16,091 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-27 20:59:16,091 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-27 20:59:16,091 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-27 20:59:16,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 20:59:16,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 20:59:16,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 20:59:18,746 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 20:59:18,747 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-27 20:59:18,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 08:59:18 BoogieIcfgContainer [2020-10-27 20:59:18,752 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 20:59:18,755 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 20:59:18,755 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 20:59:18,759 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 20:59:18,760 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 08:59:14" (1/3) ... [2020-10-27 20:59:18,762 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69d98e3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 08:59:18, skipping insertion in model container [2020-10-27 20:59:18,762 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:59:15" (2/3) ... [2020-10-27 20:59:18,762 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69d98e3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 08:59:18, skipping insertion in model container [2020-10-27 20:59:18,762 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 08:59:18" (3/3) ... [2020-10-27 20:59:18,764 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec3_product01.cil.c [2020-10-27 20:59:18,777 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 20:59:18,782 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 20:59:18,796 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 20:59:18,830 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 20:59:18,830 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 20:59:18,830 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 20:59:18,831 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 20:59:18,831 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 20:59:18,831 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 20:59:18,831 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 20:59:18,831 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 20:59:18,879 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states. [2020-10-27 20:59:18,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2020-10-27 20:59:18,915 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:59:18,917 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 20:59:18,918 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 20:59:18,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:59:18,928 INFO L82 PathProgramCache]: Analyzing trace with hash 1464877234, now seen corresponding path program 1 times [2020-10-27 20:59:18,938 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:59:18,938 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1824355325] [2020-10-27 20:59:18,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:59:19,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:19,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:19,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:20,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:20,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:20,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:22,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:23,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:24,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:24,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 172 [2020-10-27 20:59:24,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 20:59:24,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5068 [2020-10-27 20:59:24,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:24,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 20:59:24,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-10-27 20:59:24,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 20:59:24,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 20:59:25,594 WARN L193 SmtUtils]: Spent 919.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-27 20:59:25,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:59:25,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:25,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:25,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:25,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:59:25,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:59:25,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 131 [2020-10-27 20:59:25,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:25,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:59:25,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:59:25,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:59:25,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:59:25,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:59:25,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:25,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:25,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:25,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:59:25,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:59:25,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:59:25,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:25,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:59:25,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:59:25,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:59:25,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:59:25,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:59:25,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:25,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:25,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:25,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:59:25,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:59:25,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:59:25,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:25,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:59:25,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:59:25,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:59:25,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:59:25,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:59:25,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:25,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:25,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:25,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:59:25,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:59:25,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:59:25,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:25,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:59:25,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:59:25,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:59:25,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:59:25,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 20:59:25,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:25,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:25,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:25,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:59:25,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:59:25,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:59:25,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:25,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:59:25,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:59:25,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:59:25,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:59:26,017 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-27 20:59:26,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 20:59:26,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:26,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:26,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:26,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 20:59:26,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:59:26,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 20:59:26,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:26,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:59:26,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:59:26,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:59:26,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:59:26,192 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 20:59:26,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:59:26,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:26,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:26,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:26,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:59:26,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:59:26,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 20:59:26,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:26,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:59:26,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:59:26,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:59:26,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:59:26,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 20:59:26,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:26,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:26,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:26,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:26,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:26,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 20:59:26,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 20:59:26,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 287 [2020-10-27 20:59:26,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:26,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 20:59:26,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 20:59:26,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 20:59:26,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:59:26,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:59:26,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:26,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:26,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:26,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:59:26,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:59:26,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:59:26,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:26,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:59:26,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:59:26,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:59:26,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:59:26,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 20:59:26,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:26,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:26,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:26,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:26,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 20:59:26,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:59:26,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-27 20:59:26,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:26,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 20:59:26,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:59:26,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 20:59:26,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:59:26,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 20:59:26,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:26,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:26,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:26,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:59:26,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:59:26,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 20:59:26,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:26,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 20:59:26,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:59:26,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 20:59:26,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:59:26,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 20:59:26,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:26,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:26,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:26,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:26,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:26,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 20:59:26,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 20:59:26,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-27 20:59:26,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:26,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 20:59:26,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:59:26,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 20:59:26,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:59:26,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:59:26,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:26,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:26,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:26,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:59:26,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:59:26,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:59:26,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:26,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:59:26,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:59:26,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 20:59:26,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:59:26,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:59:26,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:26,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:26,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:26,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:59:26,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:59:26,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:59:26,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:26,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:59:26,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:59:26,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:59:26,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:59:26,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 20:59:26,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:26,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:26,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:26,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 20:59:26,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:59:26,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 20:59:26,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:26,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:59:26,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 20:59:26,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 20:59:26,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:59:27,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:59:27,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:27,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:27,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:27,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:59:27,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:59:27,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:59:27,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:27,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:59:27,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:59:27,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 20:59:27,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:59:27,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-27 20:59:27,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:27,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:27,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:27,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 20:59:27,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:59:27,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:59:27,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:27,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:59:27,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 20:59:27,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:59:27,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:59:27,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-27 20:59:27,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:27,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:27,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:27,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:59:27,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:59:27,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:59:27,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:27,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:59:27,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 20:59:27,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:59:27,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:59:27,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 20:59:27,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:59:27,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:59:27,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:59:27,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:59:27,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:59:27,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:59:27,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:59:27,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:59:27,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:59:27,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:59:27,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:59:27,229 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 20:59:27,230 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1824355325] [2020-10-27 20:59:27,232 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 20:59:27,232 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2020-10-27 20:59:27,233 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638889338] [2020-10-27 20:59:27,238 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-10-27 20:59:27,238 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 20:59:27,251 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-10-27 20:59:27,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=412, Unknown=0, NotChecked=0, Total=462 [2020-10-27 20:59:27,255 INFO L87 Difference]: Start difference. First operand 745 states. Second operand 22 states. [2020-10-27 20:59:30,495 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 390 [2020-10-27 20:59:31,192 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 20:59:32,252 WARN L193 SmtUtils]: Spent 991.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-27 20:59:33,648 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 20:59:34,847 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 20:59:35,965 WARN L193 SmtUtils]: Spent 996.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-27 20:59:37,260 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 20:59:38,427 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 395 [2020-10-27 20:59:39,659 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 20:59:40,931 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 395 [2020-10-27 20:59:42,261 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 20:59:44,202 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-10-27 20:59:45,294 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 392 [2020-10-27 20:59:45,591 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2020-10-27 20:59:45,846 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2020-10-27 20:59:47,945 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 20:59:49,026 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 395 [2020-10-27 20:59:51,081 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 20:59:51,738 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-27 20:59:52,313 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-27 20:59:54,336 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 20:59:55,132 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 20:59:58,409 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification that was a NOOP. DAG size: 390 [2020-10-27 20:59:58,692 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-10-27 20:59:58,935 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-10-27 21:00:00,905 WARN L193 SmtUtils]: Spent 999.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 21:00:02,000 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 21:00:02,467 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-10-27 21:00:04,805 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 21:00:05,162 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 21:00:05,431 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-27 21:00:05,915 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 21:00:07,097 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 392 [2020-10-27 21:00:07,336 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-27 21:00:08,757 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-27 21:00:09,186 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 21:00:09,749 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 21:00:10,845 WARN L193 SmtUtils]: Spent 997.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 21:00:16,147 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 392 [2020-10-27 21:00:16,555 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2020-10-27 21:00:16,854 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2020-10-27 21:00:35,467 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 21:00:36,586 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 21:00:37,658 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 392 [2020-10-27 21:00:38,783 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 21:00:39,874 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 21:00:40,991 WARN L193 SmtUtils]: Spent 994.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 21:00:42,129 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 21:00:43,279 WARN L193 SmtUtils]: Spent 994.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 21:00:45,403 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 21:00:46,556 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 21:00:47,664 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 21:00:48,848 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 21:00:49,970 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-27 21:00:51,162 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 392 [2020-10-27 21:00:52,398 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-27 21:00:53,708 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 21:01:43,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:01:43,968 INFO L93 Difference]: Finished difference Result 3137 states and 5918 transitions. [2020-10-27 21:01:43,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2020-10-27 21:01:43,970 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 116 [2020-10-27 21:01:43,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:01:44,053 INFO L225 Difference]: With dead ends: 3137 [2020-10-27 21:01:44,054 INFO L226 Difference]: Without dead ends: 2500 [2020-10-27 21:01:44,080 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 115 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4657 ImplicationChecksByTransitivity, 47.5s TimeCoverageRelationStatistics Valid=1694, Invalid=11878, Unknown=0, NotChecked=0, Total=13572 [2020-10-27 21:01:44,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2500 states. [2020-10-27 21:01:44,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2500 to 1613. [2020-10-27 21:01:44,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1613 states. [2020-10-27 21:01:44,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1613 states to 1613 states and 2614 transitions. [2020-10-27 21:01:44,787 INFO L78 Accepts]: Start accepts. Automaton has 1613 states and 2614 transitions. Word has length 116 [2020-10-27 21:01:44,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:01:44,788 INFO L481 AbstractCegarLoop]: Abstraction has 1613 states and 2614 transitions. [2020-10-27 21:01:44,788 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-10-27 21:01:44,788 INFO L276 IsEmpty]: Start isEmpty. Operand 1613 states and 2614 transitions. [2020-10-27 21:01:44,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2020-10-27 21:01:44,800 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:01:44,801 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:01:44,801 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 21:01:44,802 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:01:44,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:01:44,803 INFO L82 PathProgramCache]: Analyzing trace with hash 177166172, now seen corresponding path program 1 times [2020-10-27 21:01:44,803 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:01:44,803 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [97388672] [2020-10-27 21:01:44,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:01:44,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:44,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:45,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:45,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:45,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:45,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:47,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:47,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:49,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:49,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 181 [2020-10-27 21:01:49,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 21:01:49,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-27 21:01:49,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:49,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 21:01:49,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 97 [2020-10-27 21:01:49,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-27 21:01:49,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:51,002 WARN L193 SmtUtils]: Spent 982.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-27 21:01:51,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:01:51,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:51,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:51,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:51,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:01:51,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:51,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 81 [2020-10-27 21:01:51,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:51,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:51,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:51,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:51,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:51,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:01:51,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:51,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:51,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:51,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:01:51,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:51,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:01:51,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:51,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:51,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:51,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:51,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:51,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:01:51,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:51,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:51,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:51,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:01:51,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:51,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:01:51,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:51,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:51,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:51,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:51,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:51,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:01:51,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:51,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:51,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:51,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:01:51,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:51,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:01:51,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:51,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:51,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:51,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:51,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:51,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:01:51,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:51,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:51,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:51,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:01:51,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:51,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:01:51,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:51,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:51,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:51,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:51,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:51,346 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-27 21:01:51,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 21:01:51,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:51,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:51,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:51,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:01:51,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:51,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 21:01:51,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:51,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:51,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:51,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:51,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:51,507 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 21:01:51,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:01:51,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:51,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:51,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:51,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:01:51,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:51,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 21:01:51,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:51,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:51,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:51,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:51,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:51,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 21:01:51,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:51,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:51,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:51,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:51,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:51,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:52,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:52,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 21:01:52,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:01:52,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 665 [2020-10-27 21:01:52,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:52,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:01:52,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 21:01:52,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 21:01:52,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:52,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:01:52,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:52,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:52,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:52,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:52,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:52,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:01:52,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 21:01:52,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 21:01:52,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:52,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:01:52,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:01:52,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:01:52,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:52,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 21:01:52,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:52,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:52,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:52,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:52,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:01:52,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:01:52,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-27 21:01:52,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:52,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:01:52,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:01:52,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 21:01:52,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:52,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 21:01:52,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:52,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:52,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:52,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:01:52,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:52,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:01:52,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:52,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:01:52,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:52,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:01:52,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:52,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 21:01:52,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:52,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:52,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:52,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:52,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:01:52,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:01:52,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-27 21:01:52,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:52,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:01:52,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:52,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 21:01:52,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:52,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:01:52,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:52,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:52,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:52,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:01:52,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:52,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:01:52,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:52,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:01:52,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:52,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 21:01:52,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:52,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:01:52,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:52,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:52,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:52,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:01:52,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:52,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:01:52,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:52,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:01:52,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:52,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 21:01:52,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:52,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-27 21:01:52,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:52,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:52,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:52,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 21:01:52,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:52,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 21:01:52,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:52,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:01:52,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 21:01:52,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 21:01:52,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:52,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:01:52,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:52,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:52,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:52,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:01:52,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:52,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 21:01:52,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:52,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:01:52,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:52,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:01:52,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:53,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-27 21:01:53,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:53,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:53,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:53,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:01:53,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:53,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 21:01:53,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:53,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:53,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 21:01:53,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:53,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:53,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 21:01:53,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:53,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:53,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:53,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:01:53,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:53,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:01:53,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:53,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:53,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:53,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:53,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:53,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 21:01:53,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:53,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:53,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:53,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:53,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:01:53,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:01:53,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 21:01:53,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:53,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:53,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 21:01:53,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:53,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 21:01:53,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 21:01:53,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:53,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:53,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:53,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:01:53,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:53,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:01:53,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:53,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:53,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:01:53,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:53,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:53,211 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 21:01:53,212 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [97388672] [2020-10-27 21:01:53,212 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:01:53,212 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2020-10-27 21:01:53,213 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999201166] [2020-10-27 21:01:53,215 INFO L461 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-10-27 21:01:53,215 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:01:53,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-10-27 21:01:53,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=496, Unknown=0, NotChecked=0, Total=552 [2020-10-27 21:01:53,216 INFO L87 Difference]: Start difference. First operand 1613 states and 2614 transitions. Second operand 24 states. [2020-10-27 21:01:56,906 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 390 [2020-10-27 21:01:57,512 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 21:01:58,596 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 390 [2020-10-27 21:02:00,000 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 401 [2020-10-27 21:02:01,332 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-27 21:02:02,812 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 21:02:04,093 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 395 [2020-10-27 21:02:05,467 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-27 21:02:07,059 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 401 [2020-10-27 21:02:08,989 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-10-27 21:02:10,162 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 392 [2020-10-27 21:02:10,465 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2020-10-27 21:02:10,725 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2020-10-27 21:02:12,947 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 21:02:14,095 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 395 [2020-10-27 21:02:15,695 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-27 21:02:16,855 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 21:02:17,374 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-27 21:02:19,269 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 21:02:19,927 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 21:02:20,115 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 21:02:21,444 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 390 [2020-10-27 21:02:23,850 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-10-27 21:02:24,995 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 392 [2020-10-27 21:02:25,304 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2020-10-27 21:02:25,561 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2020-10-27 21:02:27,885 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 21:02:29,040 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 395 [2020-10-27 21:02:30,002 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-27 21:02:30,398 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-27 21:02:31,690 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 21:02:32,478 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 21:02:35,149 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 390 [2020-10-27 21:02:35,432 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-10-27 21:02:35,677 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-10-27 21:02:40,318 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 401 [2020-10-27 21:02:41,528 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-27 21:02:42,785 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 21:02:43,922 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 395 [2020-10-27 21:02:45,154 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-27 21:02:46,632 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 401 [2020-10-27 21:02:49,103 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 21:02:50,325 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 21:02:50,948 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-10-27 21:02:52,796 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 21:02:53,074 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 21:02:53,614 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-27 21:02:54,069 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 21:02:55,601 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 21:02:55,960 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-27 21:02:57,225 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 392 [2020-10-27 21:02:57,732 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 21:02:58,908 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-27 21:03:05,217 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:03:06,510 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 404 [2020-10-27 21:03:07,998 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 21:03:09,180 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 395