/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/elevator_spec13_productSimulator.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 21:28:49,984 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 21:28:49,987 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 21:28:50,009 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 21:28:50,009 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 21:28:50,012 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 21:28:50,014 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 21:28:50,025 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 21:28:50,030 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 21:28:50,034 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 21:28:50,036 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 21:28:50,038 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 21:28:50,038 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 21:28:50,040 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 21:28:50,042 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 21:28:50,044 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 21:28:50,046 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 21:28:50,047 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 21:28:50,048 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 21:28:50,053 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 21:28:50,058 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 21:28:50,061 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 21:28:50,064 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 21:28:50,065 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 21:28:50,068 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 21:28:50,068 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 21:28:50,069 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 21:28:50,070 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 21:28:50,071 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 21:28:50,073 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 21:28:50,073 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 21:28:50,074 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 21:28:50,076 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 21:28:50,076 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 21:28:50,078 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 21:28:50,078 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 21:28:50,079 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 21:28:50,079 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 21:28:50,079 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 21:28:50,080 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 21:28:50,081 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 21:28:50,082 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-06 21:28:50,115 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 21:28:50,115 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 21:28:50,117 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 21:28:50,120 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 21:28:50,120 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 21:28:50,120 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 21:28:50,121 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 21:28:50,121 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 21:28:50,121 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 21:28:50,121 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 21:28:50,121 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 21:28:50,122 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 21:28:50,122 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 21:28:50,122 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 21:28:50,122 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 21:28:50,122 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 21:28:50,123 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 21:28:50,124 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 21:28:50,124 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 21:28:50,124 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 21:28:50,124 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 21:28:50,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 21:28:50,125 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 21:28:50,125 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 21:28:50,125 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 21:28:50,125 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 21:28:50,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 21:28:50,126 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 21:28:50,126 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 21:28:50,445 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 21:28:50,466 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 21:28:50,471 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 21:28:50,473 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 21:28:50,473 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 21:28:50,474 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec13_productSimulator.cil.c [2019-11-06 21:28:50,548 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/667b9f00c/aa347863c5e84060852a9b6f8517ebb0/FLAG93f1c4ad6 [2019-11-06 21:28:51,199 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 21:28:51,200 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/elevator_spec13_productSimulator.cil.c [2019-11-06 21:28:51,225 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/667b9f00c/aa347863c5e84060852a9b6f8517ebb0/FLAG93f1c4ad6 [2019-11-06 21:28:51,343 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/667b9f00c/aa347863c5e84060852a9b6f8517ebb0 [2019-11-06 21:28:51,352 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 21:28:51,353 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 21:28:51,354 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 21:28:51,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 21:28:51,360 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 21:28:51,361 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:28:51" (1/1) ... [2019-11-06 21:28:51,364 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@630fa84f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:28:51, skipping insertion in model container [2019-11-06 21:28:51,364 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:28:51" (1/1) ... [2019-11-06 21:28:51,373 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 21:28:51,466 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 21:28:52,124 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:28:52,152 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 21:28:52,350 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:28:52,469 INFO L192 MainTranslator]: Completed translation [2019-11-06 21:28:52,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:28:52 WrapperNode [2019-11-06 21:28:52,471 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 21:28:52,472 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 21:28:52,472 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 21:28:52,473 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 21:28:52,490 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:28:52" (1/1) ... [2019-11-06 21:28:52,491 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:28:52" (1/1) ... [2019-11-06 21:28:52,566 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:28:52" (1/1) ... [2019-11-06 21:28:52,566 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:28:52" (1/1) ... [2019-11-06 21:28:52,647 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:28:52" (1/1) ... [2019-11-06 21:28:52,683 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:28:52" (1/1) ... [2019-11-06 21:28:52,704 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:28:52" (1/1) ... [2019-11-06 21:28:52,726 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 21:28:52,728 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 21:28:52,728 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 21:28:52,728 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 21:28:52,729 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:28:52" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2019-11-06 21:28:52,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 21:28:52,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 21:28:52,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-06 21:28:52,789 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-06 21:28:52,789 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-06 21:28:52,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-06 21:28:52,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-06 21:28:52,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-06 21:28:52,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-06 21:28:52,791 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2019-11-06 21:28:52,791 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2019-11-06 21:28:52,791 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2019-11-06 21:28:52,791 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2019-11-06 21:28:52,791 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2019-11-06 21:28:52,791 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2019-11-06 21:28:52,792 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2019-11-06 21:28:52,792 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2019-11-06 21:28:52,792 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-06 21:28:52,792 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2019-11-06 21:28:52,793 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2019-11-06 21:28:52,793 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2019-11-06 21:28:52,794 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-06 21:28:52,795 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2019-11-06 21:28:52,795 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-06 21:28:52,795 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-06 21:28:52,795 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 21:28:52,795 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification13_spec__1 [2019-11-06 21:28:52,795 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification13_spec__2 [2019-11-06 21:28:52,796 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2019-11-06 21:28:52,796 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2019-11-06 21:28:52,796 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2019-11-06 21:28:52,796 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2019-11-06 21:28:52,796 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2019-11-06 21:28:52,796 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2019-11-06 21:28:52,797 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2019-11-06 21:28:52,797 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2019-11-06 21:28:52,797 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-06 21:28:52,797 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-06 21:28:52,797 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-06 21:28:52,797 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-06 21:28:52,797 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-06 21:28:52,797 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2019-11-06 21:28:52,797 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2019-11-06 21:28:52,798 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2019-11-06 21:28:52,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-06 21:28:52,798 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2019-11-06 21:28:52,798 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2019-11-06 21:28:52,798 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked__before__overloaded [2019-11-06 21:28:52,798 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked__role__overloaded [2019-11-06 21:28:52,798 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2019-11-06 21:28:52,798 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__before__weight [2019-11-06 21:28:52,798 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__role__weight [2019-11-06 21:28:52,799 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2019-11-06 21:28:52,799 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__before__weight [2019-11-06 21:28:52,799 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__role__weight [2019-11-06 21:28:52,799 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__before__empty [2019-11-06 21:28:52,799 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__role__empty [2019-11-06 21:28:52,799 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2019-11-06 21:28:52,799 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2019-11-06 21:28:52,799 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2019-11-06 21:28:52,799 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2019-11-06 21:28:52,800 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2019-11-06 21:28:52,800 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2019-11-06 21:28:52,800 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2019-11-06 21:28:52,800 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2019-11-06 21:28:52,800 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2019-11-06 21:28:52,800 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2019-11-06 21:28:52,800 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__before__twothirdsfull [2019-11-06 21:28:52,800 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__role__twothirdsfull [2019-11-06 21:28:52,800 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__before__executivefloor [2019-11-06 21:28:52,801 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__role__executivefloor [2019-11-06 21:28:52,801 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2019-11-06 21:28:52,801 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2019-11-06 21:28:52,801 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2019-11-06 21:28:52,801 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__before__twothirdsfull [2019-11-06 21:28:52,801 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__role__twothirdsfull [2019-11-06 21:28:52,801 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__before__executivefloor [2019-11-06 21:28:52,802 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__role__executivefloor [2019-11-06 21:28:52,802 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2019-11-06 21:28:52,802 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2019-11-06 21:28:52,802 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2019-11-06 21:28:52,802 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__before__overloaded [2019-11-06 21:28:52,802 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__role__overloaded [2019-11-06 21:28:52,802 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-06 21:28:52,803 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__before__overloaded [2019-11-06 21:28:52,803 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__role__overloaded [2019-11-06 21:28:52,803 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2019-11-06 21:28:52,803 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2019-11-06 21:28:52,803 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2019-11-06 21:28:52,803 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2019-11-06 21:28:52,803 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2019-11-06 21:28:52,804 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2019-11-06 21:28:52,804 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 21:28:52,804 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 21:28:52,804 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-06 21:28:52,804 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-06 21:28:52,804 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 21:28:52,805 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-06 21:28:52,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-06 21:28:52,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 21:28:52,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 21:28:52,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 21:28:52,805 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-06 21:28:52,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 21:28:52,806 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-06 21:28:52,806 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-06 21:28:52,806 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 21:28:52,806 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-06 21:28:52,806 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-06 21:28:52,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-06 21:28:52,807 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-06 21:28:52,807 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-11-06 21:28:52,807 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2019-11-06 21:28:52,807 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2019-11-06 21:28:52,807 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2019-11-06 21:28:52,807 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2019-11-06 21:28:52,807 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2019-11-06 21:28:52,807 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2019-11-06 21:28:52,808 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2019-11-06 21:28:52,808 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2019-11-06 21:28:52,809 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2019-11-06 21:28:52,809 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-06 21:28:52,809 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2019-11-06 21:28:52,809 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2019-11-06 21:28:52,809 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2019-11-06 21:28:52,810 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-06 21:28:52,810 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2019-11-06 21:28:52,810 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2019-11-06 21:28:52,810 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2019-11-06 21:28:52,811 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2019-11-06 21:28:52,811 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2019-11-06 21:28:52,811 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-06 21:28:52,811 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2019-11-06 21:28:52,811 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-06 21:28:52,811 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-06 21:28:52,812 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-06 21:28:52,812 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-06 21:28:52,812 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-06 21:28:52,812 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-06 21:28:52,812 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 21:28:52,812 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-06 21:28:52,812 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2019-11-06 21:28:52,813 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification13_spec__1 [2019-11-06 21:28:52,813 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2019-11-06 21:28:52,814 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification13_spec__2 [2019-11-06 21:28:52,814 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2019-11-06 21:28:52,814 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2019-11-06 21:28:52,814 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2019-11-06 21:28:52,814 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2019-11-06 21:28:52,814 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2019-11-06 21:28:52,815 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2019-11-06 21:28:52,815 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2019-11-06 21:28:52,815 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-06 21:28:52,815 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2019-11-06 21:28:52,815 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2019-11-06 21:28:52,815 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-06 21:28:52,815 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2019-11-06 21:28:52,815 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2019-11-06 21:28:52,817 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2019-11-06 21:28:52,817 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2019-11-06 21:28:52,818 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2019-11-06 21:28:52,818 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2019-11-06 21:28:52,818 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2019-11-06 21:28:52,818 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2019-11-06 21:28:52,818 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2019-11-06 21:28:52,818 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked__before__overloaded [2019-11-06 21:28:52,818 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked__role__overloaded [2019-11-06 21:28:52,818 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__before__weight [2019-11-06 21:28:52,819 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__role__weight [2019-11-06 21:28:52,819 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__before__weight [2019-11-06 21:28:52,819 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__role__weight [2019-11-06 21:28:52,820 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__before__empty [2019-11-06 21:28:52,820 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__role__empty [2019-11-06 21:28:52,820 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2019-11-06 21:28:52,820 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2019-11-06 21:28:52,820 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2019-11-06 21:28:52,820 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2019-11-06 21:28:52,820 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__before__twothirdsfull [2019-11-06 21:28:52,821 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__role__twothirdsfull [2019-11-06 21:28:52,821 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__before__executivefloor [2019-11-06 21:28:52,821 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__role__executivefloor [2019-11-06 21:28:52,821 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2019-11-06 21:28:52,821 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2019-11-06 21:28:52,821 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__before__twothirdsfull [2019-11-06 21:28:52,821 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__role__twothirdsfull [2019-11-06 21:28:52,822 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__before__executivefloor [2019-11-06 21:28:52,822 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__role__executivefloor [2019-11-06 21:28:52,822 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2019-11-06 21:28:52,822 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2019-11-06 21:28:52,822 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2019-11-06 21:28:52,822 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__before__overloaded [2019-11-06 21:28:52,822 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__role__overloaded [2019-11-06 21:28:52,823 INFO L130 BoogieDeclarations]: Found specification of procedure printState__before__overloaded [2019-11-06 21:28:52,823 INFO L130 BoogieDeclarations]: Found specification of procedure printState__role__overloaded [2019-11-06 21:28:52,823 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2019-11-06 21:28:52,823 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2019-11-06 21:28:52,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 21:28:52,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-06 21:28:52,824 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 21:28:55,248 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 21:28:55,248 INFO L284 CfgBuilder]: Removed 10 assume(true) statements. [2019-11-06 21:28:55,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:28:55 BoogieIcfgContainer [2019-11-06 21:28:55,251 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 21:28:55,253 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 21:28:55,253 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 21:28:55,256 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 21:28:55,257 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:28:51" (1/3) ... [2019-11-06 21:28:55,258 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@771e4601 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:28:55, skipping insertion in model container [2019-11-06 21:28:55,258 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:28:52" (2/3) ... [2019-11-06 21:28:55,260 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@771e4601 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:28:55, skipping insertion in model container [2019-11-06 21:28:55,260 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:28:55" (3/3) ... [2019-11-06 21:28:55,263 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec13_productSimulator.cil.c [2019-11-06 21:28:55,276 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 21:28:55,289 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 21:28:55,303 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 21:28:55,346 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 21:28:55,346 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 21:28:55,347 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 21:28:55,347 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 21:28:55,347 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 21:28:55,347 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 21:28:55,347 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 21:28:55,347 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 21:28:55,388 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states. [2019-11-06 21:28:55,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-11-06 21:28:55,411 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:28:55,412 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 21:28:55,414 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:28:55,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:28:55,420 INFO L82 PathProgramCache]: Analyzing trace with hash 306173938, now seen corresponding path program 1 times [2019-11-06 21:28:55,429 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:28:55,430 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1966379163] [2019-11-06 21:28:55,430 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:28:55,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:28:57,214 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 409 [2019-11-06 21:28:57,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:28:57,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:28:57,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:28:57,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:28:57,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:28:57,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:28:57,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:28:57,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:28:57,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:28:57,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:28:57,596 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-11-06 21:28:57,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:28:57,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:28:57,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:28:57,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:28:57,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:28:57,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:28:57,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:28:57,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:28:57,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:28:57,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:28:57,940 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2019-11-06 21:28:57,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:28:57,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:28:57,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:28:57,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:28:57,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:28:58,049 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-06 21:28:58,049 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1966379163] [2019-11-06 21:28:58,050 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:28:58,050 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2019-11-06 21:28:58,051 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174257853] [2019-11-06 21:28:58,055 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-11-06 21:28:58,056 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:28:58,066 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-11-06 21:28:58,067 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2019-11-06 21:28:58,069 INFO L87 Difference]: Start difference. First operand 943 states. Second operand 13 states. [2019-11-06 21:29:00,062 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-06 21:29:00,426 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-06 21:29:00,909 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-06 21:29:01,998 WARN L191 SmtUtils]: Spent 953.00 ms on a formula simplification that was a NOOP. DAG size: 413 [2019-11-06 21:29:03,044 WARN L191 SmtUtils]: Spent 918.00 ms on a formula simplification that was a NOOP. DAG size: 416 [2019-11-06 21:29:03,370 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-06 21:29:03,607 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-06 21:29:06,080 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-06 21:29:06,516 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-11-06 21:29:06,875 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-11-06 21:29:27,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:29:27,273 INFO L93 Difference]: Finished difference Result 1840 states and 3035 transitions. [2019-11-06 21:29:27,273 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2019-11-06 21:29:27,275 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 146 [2019-11-06 21:29:27,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:29:27,312 INFO L225 Difference]: With dead ends: 1840 [2019-11-06 21:29:27,313 INFO L226 Difference]: Without dead ends: 1043 [2019-11-06 21:29:27,326 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=177, Invalid=525, Unknown=0, NotChecked=0, Total=702 [2019-11-06 21:29:27,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1043 states. [2019-11-06 21:29:27,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1043 to 785. [2019-11-06 21:29:27,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 785 states. [2019-11-06 21:29:27,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 785 states and 1209 transitions. [2019-11-06 21:29:27,737 INFO L78 Accepts]: Start accepts. Automaton has 785 states and 1209 transitions. Word has length 146 [2019-11-06 21:29:27,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:29:27,740 INFO L462 AbstractCegarLoop]: Abstraction has 785 states and 1209 transitions. [2019-11-06 21:29:27,740 INFO L463 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-11-06 21:29:27,740 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1209 transitions. [2019-11-06 21:29:27,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-11-06 21:29:27,752 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:29:27,753 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 21:29:27,753 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:29:27,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:29:27,754 INFO L82 PathProgramCache]: Analyzing trace with hash -1029500576, now seen corresponding path program 1 times [2019-11-06 21:29:27,754 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:29:27,754 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403084902] [2019-11-06 21:29:27,755 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:29:27,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:29:28,865 WARN L191 SmtUtils]: Spent 956.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2019-11-06 21:29:28,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:29:28,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:29:28,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:29:28,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:29:28,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:29:28,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:29:28,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:29:28,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:29:28,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:29:28,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:29:29,105 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-11-06 21:29:29,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:29:29,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:29:29,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:29:29,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:29:29,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:29:29,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:29:29,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:29:29,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:29:29,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:29:29,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:29:29,455 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2019-11-06 21:29:29,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:29:29,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:29:29,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:29:29,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:29:29,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:29:29,551 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-06 21:29:29,551 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403084902] [2019-11-06 21:29:29,552 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:29:29,552 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-11-06 21:29:29,552 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922336050] [2019-11-06 21:29:29,570 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-11-06 21:29:29,570 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:29:29,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-11-06 21:29:29,573 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2019-11-06 21:29:29,573 INFO L87 Difference]: Start difference. First operand 785 states and 1209 transitions. Second operand 11 states.