/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/elevator_spec2_product17.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 02:16:51,703 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 02:16:51,707 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 02:16:51,743 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 02:16:51,744 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 02:16:51,745 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 02:16:51,747 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 02:16:51,749 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 02:16:51,752 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 02:16:51,753 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 02:16:51,754 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 02:16:51,756 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 02:16:51,756 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 02:16:51,757 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 02:16:51,759 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 02:16:51,760 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 02:16:51,761 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 02:16:51,763 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 02:16:51,776 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 02:16:51,779 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 02:16:51,781 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 02:16:51,782 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 02:16:51,784 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 02:16:51,785 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 02:16:51,788 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 02:16:51,788 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 02:16:51,789 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 02:16:51,790 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 02:16:51,790 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 02:16:51,791 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 02:16:51,792 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 02:16:51,793 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 02:16:51,794 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 02:16:51,795 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 02:16:51,796 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 02:16:51,796 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 02:16:51,797 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 02:16:51,797 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 02:16:51,798 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 02:16:51,799 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 02:16:51,800 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 02:16:51,801 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 02:16:51,828 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 02:16:51,829 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 02:16:51,830 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 02:16:51,830 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 02:16:51,830 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 02:16:51,831 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 02:16:51,831 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 02:16:51,831 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 02:16:51,831 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 02:16:51,831 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 02:16:51,832 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 02:16:51,832 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 02:16:51,832 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 02:16:51,832 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 02:16:51,832 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 02:16:51,832 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 02:16:51,833 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 02:16:51,833 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 02:16:51,833 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 02:16:51,833 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 02:16:51,833 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 02:16:51,834 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 02:16:51,834 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 02:16:51,834 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 02:16:51,834 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 02:16:51,834 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 02:16:51,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 02:16:51,835 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 02:16:51,835 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 02:16:51,835 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 02:16:52,199 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 02:16:52,232 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 02:16:52,235 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 02:16:52,237 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 02:16:52,238 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 02:16:52,240 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec2_product17.cil.c [2020-10-27 02:16:52,317 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/717567bc9/f04706ea836c48bbb553ad279359ca05/FLAG3cedc82bd [2020-10-27 02:16:53,043 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 02:16:53,043 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec2_product17.cil.c [2020-10-27 02:16:53,085 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/717567bc9/f04706ea836c48bbb553ad279359ca05/FLAG3cedc82bd [2020-10-27 02:16:53,266 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/717567bc9/f04706ea836c48bbb553ad279359ca05 [2020-10-27 02:16:53,271 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 02:16:53,277 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 02:16:53,279 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 02:16:53,279 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 02:16:53,283 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 02:16:53,284 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:16:53" (1/1) ... [2020-10-27 02:16:53,288 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3aa7e4a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:16:53, skipping insertion in model container [2020-10-27 02:16:53,288 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:16:53" (1/1) ... [2020-10-27 02:16:53,296 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 02:16:53,356 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 02:16:53,976 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:16:53,998 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 02:16:54,133 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:16:54,191 INFO L208 MainTranslator]: Completed translation [2020-10-27 02:16:54,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:16:54 WrapperNode [2020-10-27 02:16:54,192 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 02:16:54,193 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 02:16:54,193 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 02:16:54,193 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 02:16:54,207 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:16:54" (1/1) ... [2020-10-27 02:16:54,207 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:16:54" (1/1) ... [2020-10-27 02:16:54,243 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:16:54" (1/1) ... [2020-10-27 02:16:54,243 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:16:54" (1/1) ... [2020-10-27 02:16:54,307 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:16:54" (1/1) ... [2020-10-27 02:16:54,340 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:16:54" (1/1) ... [2020-10-27 02:16:54,354 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:16:54" (1/1) ... [2020-10-27 02:16:54,375 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 02:16:54,376 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 02:16:54,377 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 02:16:54,377 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 02:16:54,378 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:16:54" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 02:16:54,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 02:16:54,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 02:16:54,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 02:16:54,468 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 02:16:54,468 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-27 02:16:54,468 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-27 02:16:54,468 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-27 02:16:54,469 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-27 02:16:54,469 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-27 02:16:54,469 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-27 02:16:54,469 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-27 02:16:54,469 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-27 02:16:54,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 02:16:54,469 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-27 02:16:54,470 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-27 02:16:54,470 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-27 02:16:54,470 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 02:16:54,470 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 02:16:54,470 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 02:16:54,470 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 02:16:54,471 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-27 02:16:54,471 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-27 02:16:54,471 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-27 02:16:54,471 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-27 02:16:54,471 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-27 02:16:54,471 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-27 02:16:54,472 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-27 02:16:54,472 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-27 02:16:54,472 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-27 02:16:54,472 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-27 02:16:54,472 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 02:16:54,472 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-27 02:16:54,472 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-27 02:16:54,473 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-27 02:16:54,473 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 02:16:54,473 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-27 02:16:54,473 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 02:16:54,473 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 02:16:54,473 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 02:16:54,474 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-27 02:16:54,474 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-27 02:16:54,474 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-27 02:16:54,474 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-27 02:16:54,474 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-27 02:16:54,474 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-27 02:16:54,474 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-27 02:16:54,475 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-27 02:16:54,475 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-27 02:16:54,475 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-27 02:16:54,475 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-27 02:16:54,475 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-27 02:16:54,475 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-27 02:16:54,476 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-27 02:16:54,476 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-27 02:16:54,476 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-27 02:16:54,476 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-27 02:16:54,476 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-27 02:16:54,476 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-27 02:16:54,476 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-27 02:16:54,477 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-27 02:16:54,477 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-27 02:16:54,477 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 02:16:54,477 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-27 02:16:54,477 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-27 02:16:54,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-27 02:16:54,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-27 02:16:54,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__3 [2020-10-27 02:16:54,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__4 [2020-10-27 02:16:54,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 02:16:54,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 02:16:54,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 02:16:54,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 02:16:54,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 02:16:54,479 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 02:16:54,479 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 02:16:54,479 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 02:16:54,479 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 02:16:54,479 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 02:16:54,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 02:16:54,480 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 02:16:54,480 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-27 02:16:54,480 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-27 02:16:54,480 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-27 02:16:54,480 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-27 02:16:54,480 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-27 02:16:54,480 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-27 02:16:54,481 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-27 02:16:54,481 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-27 02:16:54,481 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 02:16:54,481 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-27 02:16:54,481 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-27 02:16:54,481 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-27 02:16:54,481 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 02:16:54,482 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 02:16:54,482 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 02:16:54,482 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 02:16:54,482 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 02:16:54,482 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-27 02:16:54,482 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-27 02:16:54,482 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-27 02:16:54,483 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-27 02:16:54,483 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-27 02:16:54,483 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-27 02:16:54,483 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 02:16:54,483 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-27 02:16:54,483 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-27 02:16:54,484 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-27 02:16:54,484 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-27 02:16:54,484 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-27 02:16:54,484 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-27 02:16:54,484 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-27 02:16:54,484 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-27 02:16:54,484 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-27 02:16:54,484 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 02:16:54,485 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-27 02:16:54,485 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-27 02:16:54,485 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-27 02:16:54,485 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 02:16:54,485 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-27 02:16:54,485 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 02:16:54,485 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-27 02:16:54,485 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__4 [2020-10-27 02:16:54,486 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 02:16:54,486 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 02:16:54,486 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 02:16:54,486 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 02:16:54,486 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-27 02:16:54,486 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-27 02:16:54,486 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-27 02:16:54,487 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-27 02:16:54,487 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-27 02:16:54,487 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-27 02:16:54,487 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-27 02:16:54,487 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-27 02:16:54,487 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-27 02:16:54,488 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-27 02:16:54,488 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-27 02:16:54,488 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-27 02:16:54,488 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-27 02:16:54,488 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-27 02:16:54,488 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-27 02:16:54,488 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-27 02:16:54,489 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-27 02:16:54,489 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-27 02:16:54,489 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-27 02:16:54,489 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__3 [2020-10-27 02:16:54,489 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-27 02:16:54,489 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 02:16:54,489 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 02:16:54,490 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 02:16:54,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 02:16:54,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 02:16:54,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 02:16:54,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 02:16:54,490 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 02:16:54,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 02:16:54,491 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 02:16:54,491 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 02:16:54,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 02:16:54,491 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 02:16:54,491 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 02:16:54,491 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 02:16:54,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 02:16:54,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 02:16:54,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 02:16:57,542 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 02:16:57,542 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-27 02:16:57,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:16:57 BoogieIcfgContainer [2020-10-27 02:16:57,547 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 02:16:57,551 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 02:16:57,551 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 02:16:57,555 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 02:16:57,556 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 02:16:53" (1/3) ... [2020-10-27 02:16:57,557 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@694c0471 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:16:57, skipping insertion in model container [2020-10-27 02:16:57,558 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:16:54" (2/3) ... [2020-10-27 02:16:57,558 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@694c0471 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:16:57, skipping insertion in model container [2020-10-27 02:16:57,558 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:16:57" (3/3) ... [2020-10-27 02:16:57,560 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec2_product17.cil.c [2020-10-27 02:16:57,577 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 02:16:57,584 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 02:16:57,599 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 02:16:57,643 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 02:16:57,644 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 02:16:57,644 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 02:16:57,644 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 02:16:57,644 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 02:16:57,644 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 02:16:57,644 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 02:16:57,645 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 02:16:57,694 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states. [2020-10-27 02:16:57,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-10-27 02:16:57,730 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:16:57,731 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:16:57,733 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 02:16:57,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:16:57,744 INFO L82 PathProgramCache]: Analyzing trace with hash 1277522948, now seen corresponding path program 1 times [2020-10-27 02:16:57,753 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:16:57,754 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1528139301] [2020-10-27 02:16:57,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:16:58,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:58,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:58,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:58,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:59,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:59,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:00,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:03,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:17:03,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 158 [2020-10-27 02:17:03,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 02:17:03,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-27 02:17:03,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:17:03,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 02:17:03,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:17:03,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 102 [2020-10-27 02:17:03,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 02:17:04,887 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-27 02:17:04,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:17:04,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:17:04,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:05,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:17:05,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:17:05,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:17:05,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 211 [2020-10-27 02:17:05,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:17:05,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:17:05,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:17:05,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:17:05,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:17:05,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:17:05,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:17:05,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:05,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:17:05,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:17:05,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:17:05,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:17:05,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:17:05,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:17:05,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:17:05,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:17:05,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:17:05,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:17:05,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:17:05,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:05,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:17:05,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:17:05,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:17:05,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:17:05,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:17:05,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:17:05,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:17:05,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:17:05,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:17:05,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:17:05,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:17:05,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:05,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:17:05,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:17:05,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:17:05,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:17:05,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:17:05,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:17:05,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:17:05,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:17:05,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 02:17:05,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:17:05,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:17:05,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:05,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:17:05,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:17:05,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:17:05,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:17:05,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:17:05,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:17:05,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:17:05,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:17:05,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 02:17:05,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 02:17:05,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:17:05,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:05,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:17:05,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:17:05,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:17:05,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:17:05,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:17:05,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:17:05,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:17:05,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:17:05,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:17:05,576 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-27 02:17:05,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 02:17:05,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:17:05,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:05,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:05,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:05,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:07,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:07,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:07,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:08,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:08,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:10,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:17:10,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 105 [2020-10-27 02:17:10,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 02:17:10,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-27 02:17:10,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:17:10,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:17:10,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 02:17:10,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:17:10,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:17:10,775 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:17:10,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:17:10,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:17:10,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:10,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:10,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:10,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:11,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:17:11,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:17:11,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 02:17:11,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 605 [2020-10-27 02:17:11,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:17:11,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:17:11,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 02:17:11,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:17:11,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:17:11,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:17:11,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:17:11,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:11,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:17:11,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:17:11,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:17:11,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:17:11,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:17:11,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:17:11,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:17:11,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:17:11,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:17:11,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:17:11,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:17:11,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:11,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:11,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:17:11,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:17:11,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:17:11,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 02:17:11,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:17:11,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:17:11,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:17:11,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 02:17:11,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:17:11,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:17:11,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:17:11,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:11,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:17:11,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:17:11,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:17:11,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:17:11,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:17:11,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:17:11,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:17:11,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:17:11,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:17:11,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 02:17:11,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:17:11,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:11,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:11,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:11,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:12,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:14,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:14,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:16,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:17:16,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 71 [2020-10-27 02:17:16,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 02:17:16,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4981 [2020-10-27 02:17:16,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:17:16,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 02:17:16,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 02:17:16,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-27 02:17:16,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:17:16,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:17:16,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:17:16,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:16,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:16,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:16,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:16,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:19,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:17:19,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-27 02:17:19,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:17:19,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2572 [2020-10-27 02:17:19,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:17:19,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 02:17:19,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:17:19,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-27 02:17:19,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:17:19,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:17:19,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:17:19,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:19,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:17:19,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:17:19,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:17:19,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 02:17:19,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:17:19,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:17:19,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:17:19,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:17:19,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:17:19,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:17:19,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:17:19,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:19,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:17:19,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:17:19,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:17:19,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:17:19,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:17:19,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:17:19,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:17:19,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:17:19,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:17:19,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 02:17:19,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:17:19,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:19,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:19,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:17:19,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:17:19,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:17:19,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:17:19,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:17:19,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:17:19,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:17:19,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:17:19,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:17:19,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 02:17:19,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:17:19,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:19,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:19,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:17:19,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:17:19,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:17:19,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 02:17:19,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:17:19,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:17:19,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:17:19,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:17:19,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:17:19,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 02:17:19,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:17:19,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:19,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:17:19,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 02:17:19,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:17:19,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 02:17:19,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:17:19,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:17:19,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:17:19,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 02:17:19,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:17:19,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:17:19,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:17:19,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:17:19,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:17:19,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:17:19,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:17:19,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:17:19,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:17:19,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:17:19,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:17:19,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:17:19,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:17:19,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 02:17:19,802 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1528139301] [2020-10-27 02:17:19,804 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:17:19,804 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2020-10-27 02:17:19,805 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98683374] [2020-10-27 02:17:19,811 INFO L461 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-10-27 02:17:19,812 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:17:19,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-10-27 02:17:19,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=449, Unknown=0, NotChecked=0, Total=506 [2020-10-27 02:17:19,832 INFO L87 Difference]: Start difference. First operand 746 states. Second operand 23 states. [2020-10-27 02:17:22,851 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 02:17:23,539 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-27 02:17:24,912 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 02:17:26,137 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-27 02:17:27,609 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 02:17:31,059 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 413 [2020-10-27 02:17:32,288 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-27 02:17:32,773 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-27 02:17:34,247 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 02:17:34,566 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 02:17:35,200 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-27 02:17:36,921 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 02:17:38,553 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 410 [2020-10-27 02:17:40,550 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-27 02:17:42,442 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 413 [2020-10-27 02:17:46,216 WARN L193 SmtUtils]: Spent 3.50 s on a formula simplification. DAG size of input: 418 DAG size of output: 412 [2020-10-27 02:17:48,512 WARN L193 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 118 [2020-10-27 02:17:48,791 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-27 02:17:50,591 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 413 [2020-10-27 02:17:51,844 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-27 02:17:53,401 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 413 [2020-10-27 02:17:54,141 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 02:17:55,409 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 02:17:56,654 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 413 [2020-10-27 02:17:57,925 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 02:17:59,156 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 419 [2020-10-27 02:17:59,894 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-27 02:18:00,171 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 02:18:02,062 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 413 [2020-10-27 02:18:03,403 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-27 02:18:05,012 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 02:18:09,173 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-27 02:18:11,830 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 02:18:12,390 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-27 02:18:13,280 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-10-27 02:18:13,516 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-27 02:18:15,810 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 413 [2020-10-27 02:18:16,983 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-27 02:18:19,123 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-27 02:18:20,309 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 02:18:22,074 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 416 [2020-10-27 02:18:23,316 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-27 02:18:24,769 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 420 [2020-10-27 02:18:27,096 WARN L193 SmtUtils]: Spent 2.25 s on a formula simplification. DAG size of input: 417 DAG size of output: 413 [2020-10-27 02:18:28,331 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-27 02:18:28,698 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 119 [2020-10-27 02:18:28,955 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 02:18:29,188 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-10-27 02:18:29,378 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2020-10-27 02:18:29,579 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 02:18:29,769 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 02:18:31,969 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-27 02:18:33,242 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 02:18:34,499 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 417 [2020-10-27 02:18:35,724 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 413 [2020-10-27 02:18:37,469 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 416 [2020-10-27 02:18:38,665 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-27 02:18:39,979 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 02:18:43,712 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-27 02:18:45,902 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-27 02:18:46,354 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-27 02:18:47,013 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-27 02:18:47,223 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 02:18:49,054 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-27 02:18:50,659 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 410 [2020-10-27 02:18:51,820 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-27 02:18:53,260 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 02:18:54,468 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-27 02:18:55,752 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 416 [2020-10-27 02:18:56,980 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-27 02:18:57,716 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2020-10-27 02:18:57,929 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 02:18:58,180 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-27 02:18:58,392 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-27 02:18:58,614 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 02:19:00,147 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 02:19:01,348 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-27 02:19:02,589 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 413 [2020-10-27 02:19:03,785 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 02:19:05,227 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 02:19:06,510 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-27 02:19:08,732 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-27 02:19:12,037 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-10-27 02:19:16,616 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 02:19:19,656 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-27 02:19:23,694 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-27 02:19:24,833 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-27 02:19:25,145 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 02:19:26,558 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 02:19:29,012 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 02:19:29,234 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 02:19:30,323 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-10-27 02:19:36,332 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-27 02:19:37,968 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 02:20:03,367 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 413 [2020-10-27 02:20:04,746 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 02:20:07,200 WARN L193 SmtUtils]: Spent 2.38 s on a formula simplification. DAG size of input: 418 DAG size of output: 414 [2020-10-27 02:20:07,886 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 120