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_spec14_productSimulator.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 23:19:22,636 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 23:19:22,639 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 23:19:22,652 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 23:19:22,653 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 23:19:22,654 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 23:19:22,655 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 23:19:22,658 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 23:19:22,661 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 23:19:22,662 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 23:19:22,663 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 23:19:22,664 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 23:19:22,671 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 23:19:22,672 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 23:19:22,675 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 23:19:22,676 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 23:19:22,678 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 23:19:22,680 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 23:19:22,682 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 23:19:22,684 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 23:19:22,687 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 23:19:22,688 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 23:19:22,689 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 23:19:22,691 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 23:19:22,694 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 23:19:22,694 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 23:19:22,694 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 23:19:22,696 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 23:19:22,697 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 23:19:22,699 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 23:19:22,699 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 23:19:22,701 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 23:19:22,702 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 23:19:22,702 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 23:19:22,706 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 23:19:22,706 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 23:19:22,706 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 23:19:22,707 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 23:19:22,707 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 23:19:22,709 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 23:19:22,711 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 23:19:22,712 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 [2019-10-14 23:19:22,748 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 23:19:22,748 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 23:19:22,749 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 23:19:22,750 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 23:19:22,750 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 23:19:22,751 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 23:19:22,751 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 23:19:22,751 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 23:19:22,751 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 23:19:22,751 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 23:19:22,752 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 23:19:22,752 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 23:19:22,752 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 23:19:22,752 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 23:19:22,752 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 23:19:22,752 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 23:19:22,753 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 23:19:22,753 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 23:19:22,753 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 23:19:22,753 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 23:19:22,753 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 23:19:22,754 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:19:22,754 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 23:19:22,754 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 23:19:22,754 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 23:19:22,754 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 23:19:22,755 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 23:19:22,755 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 23:19:22,755 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 23:19:23,003 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 23:19:23,016 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 23:19:23,020 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 23:19:23,022 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 23:19:23,022 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 23:19:23,023 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec14_productSimulator.cil.c [2019-10-14 23:19:23,098 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3883ee7de/b953095060f643fcbb3bd33fdf7d9b82/FLAGba44fede6 [2019-10-14 23:19:23,704 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 23:19:23,704 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/elevator_spec14_productSimulator.cil.c [2019-10-14 23:19:23,736 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3883ee7de/b953095060f643fcbb3bd33fdf7d9b82/FLAGba44fede6 [2019-10-14 23:19:23,933 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3883ee7de/b953095060f643fcbb3bd33fdf7d9b82 [2019-10-14 23:19:23,943 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 23:19:23,944 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 23:19:23,945 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 23:19:23,945 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 23:19:23,949 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 23:19:23,950 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:19:23" (1/1) ... [2019-10-14 23:19:23,953 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60aa197e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:19:23, skipping insertion in model container [2019-10-14 23:19:23,953 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:19:23" (1/1) ... [2019-10-14 23:19:23,960 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 23:19:24,042 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 23:19:24,806 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:19:24,826 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 23:19:24,966 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:19:25,069 INFO L192 MainTranslator]: Completed translation [2019-10-14 23:19:25,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:19:25 WrapperNode [2019-10-14 23:19:25,070 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 23:19:25,071 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 23:19:25,072 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 23:19:25,072 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 23:19:25,089 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:19:25" (1/1) ... [2019-10-14 23:19:25,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:19:25" (1/1) ... [2019-10-14 23:19:25,127 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:19:25" (1/1) ... [2019-10-14 23:19:25,128 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:19:25" (1/1) ... [2019-10-14 23:19:25,194 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:19:25" (1/1) ... [2019-10-14 23:19:25,245 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:19:25" (1/1) ... [2019-10-14 23:19:25,267 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:19:25" (1/1) ... [2019-10-14 23:19:25,289 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 23:19:25,289 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 23:19:25,290 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 23:19:25,290 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 23:19:25,291 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:19:25" (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 [2019-10-14 23:19:25,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 23:19:25,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 23:19:25,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 23:19:25,351 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification14_spec__1 [2019-10-14 23:19:25,351 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2019-10-14 23:19:25,351 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2019-10-14 23:19:25,351 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2019-10-14 23:19:25,351 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2019-10-14 23:19:25,352 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2019-10-14 23:19:25,352 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2019-10-14 23:19:25,352 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2019-10-14 23:19:25,352 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2019-10-14 23:19:25,352 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2019-10-14 23:19:25,353 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2019-10-14 23:19:25,353 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2019-10-14 23:19:25,353 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2019-10-14 23:19:25,353 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2019-10-14 23:19:25,353 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 23:19:25,354 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 23:19:25,354 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 23:19:25,354 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 23:19:25,354 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2019-10-14 23:19:25,355 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2019-10-14 23:19:25,355 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2019-10-14 23:19:25,355 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2019-10-14 23:19:25,355 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2019-10-14 23:19:25,356 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2019-10-14 23:19:25,356 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2019-10-14 23:19:25,356 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2019-10-14 23:19:25,356 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-14 23:19:25,356 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2019-10-14 23:19:25,356 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2019-10-14 23:19:25,356 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2019-10-14 23:19:25,357 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-14 23:19:25,357 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2019-10-14 23:19:25,357 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 23:19:25,357 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-14 23:19:25,357 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 23:19:25,357 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 23:19:25,358 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2019-10-14 23:19:25,358 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2019-10-14 23:19:25,358 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked__before__overloaded [2019-10-14 23:19:25,358 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked__role__overloaded [2019-10-14 23:19:25,358 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2019-10-14 23:19:25,358 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__before__weight [2019-10-14 23:19:25,358 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__role__weight [2019-10-14 23:19:25,359 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2019-10-14 23:19:25,359 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__before__weight [2019-10-14 23:19:25,359 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__role__weight [2019-10-14 23:19:25,359 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__before__empty [2019-10-14 23:19:25,359 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__role__empty [2019-10-14 23:19:25,359 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2019-10-14 23:19:25,359 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2019-10-14 23:19:25,360 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2019-10-14 23:19:25,360 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2019-10-14 23:19:25,360 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2019-10-14 23:19:25,360 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2019-10-14 23:19:25,360 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2019-10-14 23:19:25,360 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2019-10-14 23:19:25,360 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2019-10-14 23:19:25,361 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2019-10-14 23:19:25,361 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__before__twothirdsfull [2019-10-14 23:19:25,361 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__role__twothirdsfull [2019-10-14 23:19:25,361 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__before__executivefloor [2019-10-14 23:19:25,361 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__role__executivefloor [2019-10-14 23:19:25,361 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2019-10-14 23:19:25,361 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2019-10-14 23:19:25,362 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2019-10-14 23:19:25,362 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__before__twothirdsfull [2019-10-14 23:19:25,362 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__role__twothirdsfull [2019-10-14 23:19:25,362 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__before__executivefloor [2019-10-14 23:19:25,362 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__role__executivefloor [2019-10-14 23:19:25,362 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2019-10-14 23:19:25,363 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2019-10-14 23:19:25,363 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2019-10-14 23:19:25,363 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__before__overloaded [2019-10-14 23:19:25,363 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__role__overloaded [2019-10-14 23:19:25,363 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-14 23:19:25,363 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__before__overloaded [2019-10-14 23:19:25,364 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__role__overloaded [2019-10-14 23:19:25,364 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2019-10-14 23:19:25,364 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2019-10-14 23:19:25,364 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2019-10-14 23:19:25,364 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2019-10-14 23:19:25,364 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 23:19:25,365 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 23:19:25,365 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 23:19:25,365 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 23:19:25,365 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 23:19:25,365 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 23:19:25,365 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 23:19:25,365 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 23:19:25,366 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 23:19:25,366 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 23:19:25,366 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2019-10-14 23:19:25,366 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2019-10-14 23:19:25,366 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2019-10-14 23:19:25,366 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2019-10-14 23:19:25,367 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification14_spec__1 [2019-10-14 23:19:25,367 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2019-10-14 23:19:25,367 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2019-10-14 23:19:25,367 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2019-10-14 23:19:25,367 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2019-10-14 23:19:25,367 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2019-10-14 23:19:25,367 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2019-10-14 23:19:25,368 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2019-10-14 23:19:25,368 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2019-10-14 23:19:25,368 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2019-10-14 23:19:25,368 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2019-10-14 23:19:25,368 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2019-10-14 23:19:25,368 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-14 23:19:25,369 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2019-10-14 23:19:25,369 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2019-10-14 23:19:25,369 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2019-10-14 23:19:25,369 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2019-10-14 23:19:25,369 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2019-10-14 23:19:25,369 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2019-10-14 23:19:25,369 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 23:19:25,370 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 23:19:25,370 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 23:19:25,370 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 23:19:25,370 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-14 23:19:25,370 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2019-10-14 23:19:25,370 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2019-10-14 23:19:25,370 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2019-10-14 23:19:25,371 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2019-10-14 23:19:25,371 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2019-10-14 23:19:25,371 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2019-10-14 23:19:25,371 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2019-10-14 23:19:25,371 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2019-10-14 23:19:25,371 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2019-10-14 23:19:25,372 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-14 23:19:25,372 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2019-10-14 23:19:25,372 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2019-10-14 23:19:25,372 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2019-10-14 23:19:25,372 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-14 23:19:25,372 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2019-10-14 23:19:25,372 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 23:19:25,373 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 23:19:25,373 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-14 23:19:25,373 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 23:19:25,373 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 23:19:25,373 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2019-10-14 23:19:25,373 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2019-10-14 23:19:25,374 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2019-10-14 23:19:25,374 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2019-10-14 23:19:25,374 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked__before__overloaded [2019-10-14 23:19:25,374 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked__role__overloaded [2019-10-14 23:19:25,374 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__before__weight [2019-10-14 23:19:25,374 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__role__weight [2019-10-14 23:19:25,374 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__before__weight [2019-10-14 23:19:25,375 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__role__weight [2019-10-14 23:19:25,375 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__before__empty [2019-10-14 23:19:25,375 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__role__empty [2019-10-14 23:19:25,375 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2019-10-14 23:19:25,375 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2019-10-14 23:19:25,375 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2019-10-14 23:19:25,376 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2019-10-14 23:19:25,376 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2019-10-14 23:19:25,376 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__before__twothirdsfull [2019-10-14 23:19:25,376 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__role__twothirdsfull [2019-10-14 23:19:25,376 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__before__executivefloor [2019-10-14 23:19:25,376 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__role__executivefloor [2019-10-14 23:19:25,376 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2019-10-14 23:19:25,377 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2019-10-14 23:19:25,377 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__before__twothirdsfull [2019-10-14 23:19:25,377 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__role__twothirdsfull [2019-10-14 23:19:25,377 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__before__executivefloor [2019-10-14 23:19:25,377 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__role__executivefloor [2019-10-14 23:19:25,377 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2019-10-14 23:19:25,378 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2019-10-14 23:19:25,378 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2019-10-14 23:19:25,378 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__before__overloaded [2019-10-14 23:19:25,378 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__role__overloaded [2019-10-14 23:19:25,378 INFO L130 BoogieDeclarations]: Found specification of procedure printState__before__overloaded [2019-10-14 23:19:25,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 23:19:25,379 INFO L130 BoogieDeclarations]: Found specification of procedure printState__role__overloaded [2019-10-14 23:19:25,379 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2019-10-14 23:19:25,379 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 23:19:25,379 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 23:19:25,379 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 23:19:25,379 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 23:19:25,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 23:19:25,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 23:19:25,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 23:19:25,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 23:19:25,380 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 23:19:25,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 23:19:25,381 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 23:19:25,381 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 23:19:25,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 23:19:25,381 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 23:19:25,381 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 23:19:25,381 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 23:19:25,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 23:19:25,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 23:19:25,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 23:19:27,711 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 23:19:27,711 INFO L284 CfgBuilder]: Removed 10 assume(true) statements. [2019-10-14 23:19:27,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:19:27 BoogieIcfgContainer [2019-10-14 23:19:27,713 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 23:19:27,715 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 23:19:27,715 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 23:19:27,718 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 23:19:27,718 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:19:23" (1/3) ... [2019-10-14 23:19:27,719 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@557cc02d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:19:27, skipping insertion in model container [2019-10-14 23:19:27,719 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:19:25" (2/3) ... [2019-10-14 23:19:27,719 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@557cc02d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:19:27, skipping insertion in model container [2019-10-14 23:19:27,720 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:19:27" (3/3) ... [2019-10-14 23:19:27,721 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec14_productSimulator.cil.c [2019-10-14 23:19:27,730 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 23:19:27,739 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 23:19:27,750 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 23:19:27,790 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 23:19:27,790 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 23:19:27,790 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 23:19:27,790 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 23:19:27,790 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 23:19:27,790 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 23:19:27,791 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 23:19:27,791 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 23:19:27,826 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states. [2019-10-14 23:19:27,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-10-14 23:19:27,843 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:19:27,844 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:19:27,846 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:19:27,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:19:27,852 INFO L82 PathProgramCache]: Analyzing trace with hash -2107990238, now seen corresponding path program 1 times [2019-10-14 23:19:27,861 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:19:27,861 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177780252] [2019-10-14 23:19:27,861 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:19:27,862 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:19:27,862 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:19:28,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:29,615 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 406 [2019-10-14 23:19:29,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:29,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:29,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:29,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:29,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:29,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:29,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:29,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:29,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:29,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:29,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:29,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:29,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:29,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:30,217 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2019-10-14 23:19:30,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:30,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:30,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:30,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:30,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:30,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:30,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:30,305 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-10-14 23:19:30,306 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [177780252] [2019-10-14 23:19:30,306 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:19:30,307 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-10-14 23:19:30,307 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [460813060] [2019-10-14 23:19:30,312 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-14 23:19:30,312 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:19:30,326 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-14 23:19:30,327 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2019-10-14 23:19:30,329 INFO L87 Difference]: Start difference. First operand 890 states. Second operand 12 states. [2019-10-14 23:19:31,643 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-10-14 23:19:32,008 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-10-14 23:19:33,289 WARN L191 SmtUtils]: Spent 894.00 ms on a formula simplification that was a NOOP. DAG size: 410 [2019-10-14 23:19:34,236 WARN L191 SmtUtils]: Spent 875.00 ms on a formula simplification that was a NOOP. DAG size: 413 [2019-10-14 23:19:34,483 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-10-14 23:19:34,691 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-10-14 23:19:36,698 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-10-14 23:19:54,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:19:54,008 INFO L93 Difference]: Finished difference Result 1716 states and 2815 transitions. [2019-10-14 23:19:54,013 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-14 23:19:54,014 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 120 [2019-10-14 23:19:54,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:19:54,060 INFO L225 Difference]: With dead ends: 1716 [2019-10-14 23:19:54,060 INFO L226 Difference]: Without dead ends: 978 [2019-10-14 23:19:54,074 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=106, Invalid=314, Unknown=0, NotChecked=0, Total=420 [2019-10-14 23:19:54,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 978 states. [2019-10-14 23:19:54,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 978 to 726. [2019-10-14 23:19:54,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 726 states. [2019-10-14 23:19:54,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 726 states and 1115 transitions. [2019-10-14 23:19:54,466 INFO L78 Accepts]: Start accepts. Automaton has 726 states and 1115 transitions. Word has length 120 [2019-10-14 23:19:54,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:19:54,466 INFO L462 AbstractCegarLoop]: Abstraction has 726 states and 1115 transitions. [2019-10-14 23:19:54,466 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-10-14 23:19:54,467 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1115 transitions. [2019-10-14 23:19:54,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2019-10-14 23:19:54,473 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:19:54,473 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:19:54,473 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:19:54,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:19:54,474 INFO L82 PathProgramCache]: Analyzing trace with hash 2135919125, now seen corresponding path program 1 times [2019-10-14 23:19:54,474 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:19:54,474 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468293418] [2019-10-14 23:19:54,474 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:19:54,475 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:19:54,475 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:19:54,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:55,483 WARN L191 SmtUtils]: Spent 845.00 ms on a formula simplification that was a NOOP. DAG size: 406 [2019-10-14 23:19:55,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:55,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:55,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:55,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:55,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:55,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:55,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:55,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:55,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:55,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:55,692 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-10-14 23:19:55,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:55,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:55,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:55,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:56,006 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2019-10-14 23:19:56,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:56,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:56,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:56,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:56,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:56,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:56,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:19:56,099 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-10-14 23:19:56,100 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1468293418] [2019-10-14 23:19:56,100 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:19:56,100 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-14 23:19:56,101 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [387215193] [2019-10-14 23:19:56,103 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-14 23:19:56,103 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:19:56,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-14 23:19:56,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2019-10-14 23:19:56,104 INFO L87 Difference]: Start difference. First operand 726 states and 1115 transitions. Second operand 10 states. [2019-10-14 23:19:57,031 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-10-14 23:19:57,345 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-10-14 23:19:58,597 WARN L191 SmtUtils]: Spent 813.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2019-10-14 23:19:59,433 WARN L191 SmtUtils]: Spent 807.00 ms on a formula simplification that was a NOOP. DAG size: 411 [2019-10-14 23:20:00,800 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 127