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-f4eb214f-m [2019-10-13 19:20:19,446 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 19:20:19,449 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 19:20:19,461 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 19:20:19,462 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 19:20:19,463 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 19:20:19,464 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 19:20:19,466 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 19:20:19,468 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 19:20:19,469 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 19:20:19,470 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 19:20:19,471 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 19:20:19,471 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 19:20:19,472 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 19:20:19,473 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 19:20:19,474 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 19:20:19,475 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 19:20:19,476 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 19:20:19,478 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 19:20:19,480 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 19:20:19,482 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 19:20:19,483 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 19:20:19,484 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 19:20:19,485 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 19:20:19,487 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 19:20:19,488 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 19:20:19,488 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 19:20:19,489 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 19:20:19,489 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 19:20:19,490 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 19:20:19,490 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 19:20:19,491 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 19:20:19,492 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 19:20:19,493 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 19:20:19,494 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 19:20:19,494 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 19:20:19,495 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 19:20:19,495 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 19:20:19,495 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 19:20:19,496 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 19:20:19,497 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 19:20:19,497 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 [2019-10-13 19:20:19,519 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 19:20:19,519 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 19:20:19,520 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 19:20:19,521 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 19:20:19,521 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 19:20:19,521 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 19:20:19,521 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 19:20:19,521 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 19:20:19,522 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 19:20:19,522 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 19:20:19,522 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 19:20:19,522 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 19:20:19,522 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 19:20:19,523 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 19:20:19,523 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 19:20:19,523 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 19:20:19,523 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 19:20:19,523 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 19:20:19,524 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 19:20:19,524 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 19:20:19,524 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 19:20:19,524 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 19:20:19,525 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 19:20:19,525 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 19:20:19,525 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 19:20:19,525 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 19:20:19,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 19:20:19,526 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 19:20:19,526 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-13 19:20:19,828 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 19:20:19,850 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 19:20:19,853 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 19:20:19,855 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 19:20:19,855 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 19:20:19,856 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec14_productSimulator.cil.c [2019-10-13 19:20:19,921 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f694aa096/e96df9b97563400cbe85a15029ee6a11/FLAG53c555eef [2019-10-13 19:20:20,580 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 19:20:20,581 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/elevator_spec14_productSimulator.cil.c [2019-10-13 19:20:20,608 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f694aa096/e96df9b97563400cbe85a15029ee6a11/FLAG53c555eef [2019-10-13 19:20:20,770 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f694aa096/e96df9b97563400cbe85a15029ee6a11 [2019-10-13 19:20:20,781 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 19:20:20,782 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 19:20:20,783 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 19:20:20,784 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 19:20:20,787 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 19:20:20,788 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:20:20" (1/1) ... [2019-10-13 19:20:20,791 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18ad9034 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:20:20, skipping insertion in model container [2019-10-13 19:20:20,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:20:20" (1/1) ... [2019-10-13 19:20:20,800 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 19:20:20,904 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 19:20:21,679 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 19:20:21,697 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 19:20:21,828 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 19:20:21,910 INFO L192 MainTranslator]: Completed translation [2019-10-13 19:20:21,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:20:21 WrapperNode [2019-10-13 19:20:21,911 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 19:20:21,911 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 19:20:21,912 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 19:20:21,912 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 19:20:21,925 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:20:21" (1/1) ... [2019-10-13 19:20:21,925 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:20:21" (1/1) ... [2019-10-13 19:20:21,962 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:20:21" (1/1) ... [2019-10-13 19:20:21,962 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:20:21" (1/1) ... [2019-10-13 19:20:22,037 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:20:21" (1/1) ... [2019-10-13 19:20:22,060 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:20:21" (1/1) ... [2019-10-13 19:20:22,072 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:20:21" (1/1) ... [2019-10-13 19:20:22,103 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 19:20:22,104 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 19:20:22,104 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 19:20:22,104 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 19:20:22,105 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:20:21" (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 [2019-10-13 19:20:22,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 19:20:22,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 19:20:22,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 19:20:22,183 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification14_spec__1 [2019-10-13 19:20:22,184 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2019-10-13 19:20:22,184 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2019-10-13 19:20:22,184 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2019-10-13 19:20:22,184 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2019-10-13 19:20:22,184 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2019-10-13 19:20:22,185 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2019-10-13 19:20:22,185 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2019-10-13 19:20:22,185 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2019-10-13 19:20:22,185 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2019-10-13 19:20:22,186 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2019-10-13 19:20:22,186 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2019-10-13 19:20:22,186 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2019-10-13 19:20:22,186 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2019-10-13 19:20:22,186 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 19:20:22,187 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 19:20:22,187 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 19:20:22,187 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 19:20:22,187 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2019-10-13 19:20:22,188 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2019-10-13 19:20:22,188 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2019-10-13 19:20:22,188 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2019-10-13 19:20:22,188 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2019-10-13 19:20:22,188 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2019-10-13 19:20:22,188 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2019-10-13 19:20:22,189 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2019-10-13 19:20:22,189 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 19:20:22,189 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2019-10-13 19:20:22,189 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2019-10-13 19:20:22,189 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2019-10-13 19:20:22,190 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 19:20:22,190 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2019-10-13 19:20:22,190 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 19:20:22,190 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 19:20:22,190 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 19:20:22,190 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 19:20:22,191 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2019-10-13 19:20:22,191 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2019-10-13 19:20:22,191 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked__before__overloaded [2019-10-13 19:20:22,191 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked__role__overloaded [2019-10-13 19:20:22,191 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2019-10-13 19:20:22,191 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__before__weight [2019-10-13 19:20:22,192 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__role__weight [2019-10-13 19:20:22,192 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2019-10-13 19:20:22,192 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__before__weight [2019-10-13 19:20:22,192 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__role__weight [2019-10-13 19:20:22,192 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__before__empty [2019-10-13 19:20:22,192 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__role__empty [2019-10-13 19:20:22,193 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2019-10-13 19:20:22,193 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2019-10-13 19:20:22,193 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2019-10-13 19:20:22,193 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2019-10-13 19:20:22,193 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2019-10-13 19:20:22,193 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2019-10-13 19:20:22,193 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2019-10-13 19:20:22,194 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2019-10-13 19:20:22,194 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2019-10-13 19:20:22,194 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2019-10-13 19:20:22,194 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__before__twothirdsfull [2019-10-13 19:20:22,194 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__role__twothirdsfull [2019-10-13 19:20:22,194 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__before__executivefloor [2019-10-13 19:20:22,195 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__role__executivefloor [2019-10-13 19:20:22,195 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2019-10-13 19:20:22,195 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2019-10-13 19:20:22,195 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2019-10-13 19:20:22,195 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__before__twothirdsfull [2019-10-13 19:20:22,195 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__role__twothirdsfull [2019-10-13 19:20:22,196 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__before__executivefloor [2019-10-13 19:20:22,196 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__role__executivefloor [2019-10-13 19:20:22,196 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2019-10-13 19:20:22,196 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2019-10-13 19:20:22,196 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2019-10-13 19:20:22,196 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__before__overloaded [2019-10-13 19:20:22,197 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__role__overloaded [2019-10-13 19:20:22,197 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 19:20:22,197 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__before__overloaded [2019-10-13 19:20:22,197 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__role__overloaded [2019-10-13 19:20:22,197 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2019-10-13 19:20:22,197 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2019-10-13 19:20:22,198 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2019-10-13 19:20:22,198 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2019-10-13 19:20:22,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 19:20:22,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 19:20:22,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 19:20:22,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 19:20:22,199 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 19:20:22,199 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 19:20:22,199 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 19:20:22,199 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 19:20:22,199 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 19:20:22,199 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 19:20:22,200 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2019-10-13 19:20:22,200 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2019-10-13 19:20:22,200 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2019-10-13 19:20:22,200 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2019-10-13 19:20:22,200 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification14_spec__1 [2019-10-13 19:20:22,200 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2019-10-13 19:20:22,201 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2019-10-13 19:20:22,201 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2019-10-13 19:20:22,201 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2019-10-13 19:20:22,201 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2019-10-13 19:20:22,201 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2019-10-13 19:20:22,201 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2019-10-13 19:20:22,201 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2019-10-13 19:20:22,202 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2019-10-13 19:20:22,202 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2019-10-13 19:20:22,202 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2019-10-13 19:20:22,202 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 19:20:22,202 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2019-10-13 19:20:22,202 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2019-10-13 19:20:22,202 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2019-10-13 19:20:22,203 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2019-10-13 19:20:22,203 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2019-10-13 19:20:22,203 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2019-10-13 19:20:22,203 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 19:20:22,203 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 19:20:22,203 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 19:20:22,203 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 19:20:22,204 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-13 19:20:22,204 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2019-10-13 19:20:22,204 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2019-10-13 19:20:22,204 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2019-10-13 19:20:22,204 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2019-10-13 19:20:22,204 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2019-10-13 19:20:22,204 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2019-10-13 19:20:22,205 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2019-10-13 19:20:22,205 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2019-10-13 19:20:22,205 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2019-10-13 19:20:22,205 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 19:20:22,205 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2019-10-13 19:20:22,205 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2019-10-13 19:20:22,206 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2019-10-13 19:20:22,206 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 19:20:22,206 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2019-10-13 19:20:22,206 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 19:20:22,206 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 19:20:22,207 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 19:20:22,207 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 19:20:22,207 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 19:20:22,207 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2019-10-13 19:20:22,207 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2019-10-13 19:20:22,207 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2019-10-13 19:20:22,208 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2019-10-13 19:20:22,208 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked__before__overloaded [2019-10-13 19:20:22,208 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked__role__overloaded [2019-10-13 19:20:22,208 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__before__weight [2019-10-13 19:20:22,208 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__role__weight [2019-10-13 19:20:22,208 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__before__weight [2019-10-13 19:20:22,209 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__role__weight [2019-10-13 19:20:22,209 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__before__empty [2019-10-13 19:20:22,209 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__role__empty [2019-10-13 19:20:22,209 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2019-10-13 19:20:22,209 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2019-10-13 19:20:22,209 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2019-10-13 19:20:22,210 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2019-10-13 19:20:22,210 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2019-10-13 19:20:22,210 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__before__twothirdsfull [2019-10-13 19:20:22,210 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__role__twothirdsfull [2019-10-13 19:20:22,210 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__before__executivefloor [2019-10-13 19:20:22,211 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__role__executivefloor [2019-10-13 19:20:22,211 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2019-10-13 19:20:22,211 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2019-10-13 19:20:22,211 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__before__twothirdsfull [2019-10-13 19:20:22,212 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__role__twothirdsfull [2019-10-13 19:20:22,212 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__before__executivefloor [2019-10-13 19:20:22,212 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__role__executivefloor [2019-10-13 19:20:22,212 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2019-10-13 19:20:22,213 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2019-10-13 19:20:22,213 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2019-10-13 19:20:22,213 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__before__overloaded [2019-10-13 19:20:22,213 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__role__overloaded [2019-10-13 19:20:22,213 INFO L130 BoogieDeclarations]: Found specification of procedure printState__before__overloaded [2019-10-13 19:20:22,214 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 19:20:22,214 INFO L130 BoogieDeclarations]: Found specification of procedure printState__role__overloaded [2019-10-13 19:20:22,214 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2019-10-13 19:20:22,214 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 19:20:22,215 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 19:20:22,215 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 19:20:22,215 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 19:20:22,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 19:20:22,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 19:20:22,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 19:20:22,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 19:20:22,216 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 19:20:22,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 19:20:22,216 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 19:20:22,216 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 19:20:22,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 19:20:22,217 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 19:20:22,217 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 19:20:22,217 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 19:20:22,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 19:20:22,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 19:20:22,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 19:20:24,856 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 19:20:24,857 INFO L284 CfgBuilder]: Removed 10 assume(true) statements. [2019-10-13 19:20:24,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:20:24 BoogieIcfgContainer [2019-10-13 19:20:24,859 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 19:20:24,861 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 19:20:24,861 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 19:20:24,865 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 19:20:24,865 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:20:20" (1/3) ... [2019-10-13 19:20:24,866 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62d3cd2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:20:24, skipping insertion in model container [2019-10-13 19:20:24,867 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:20:21" (2/3) ... [2019-10-13 19:20:24,867 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62d3cd2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:20:24, skipping insertion in model container [2019-10-13 19:20:24,867 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:20:24" (3/3) ... [2019-10-13 19:20:24,871 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec14_productSimulator.cil.c [2019-10-13 19:20:24,881 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 19:20:24,894 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 19:20:24,906 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 19:20:24,952 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 19:20:24,952 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 19:20:24,952 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 19:20:24,952 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 19:20:24,953 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 19:20:24,953 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 19:20:24,953 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 19:20:24,953 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 19:20:24,994 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states. [2019-10-13 19:20:25,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-10-13 19:20:25,016 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:20:25,020 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] [2019-10-13 19:20:25,022 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:20:25,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:20:25,029 INFO L82 PathProgramCache]: Analyzing trace with hash -2107990238, now seen corresponding path program 1 times [2019-10-13 19:20:25,039 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:20:25,039 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194475770] [2019-10-13 19:20:25,040 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:20:25,040 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:20:25,040 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:20:25,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:26,845 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 406 [2019-10-13 19:20:26,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:26,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:26,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:26,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:26,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:26,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:26,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:26,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:26,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:27,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:27,232 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-10-13 19:20:27,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:27,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:27,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:27,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:27,510 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2019-10-13 19:20:27,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:27,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:27,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:27,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:27,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:27,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:27,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:27,600 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-10-13 19:20:27,601 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194475770] [2019-10-13 19:20:27,602 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:20:27,602 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-10-13 19:20:27,602 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436558996] [2019-10-13 19:20:27,607 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-13 19:20:27,608 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:20:27,621 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-13 19:20:27,622 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2019-10-13 19:20:27,625 INFO L87 Difference]: Start difference. First operand 890 states. Second operand 12 states. [2019-10-13 19:20:29,128 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-10-13 19:20:29,475 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-10-13 19:20:30,832 WARN L191 SmtUtils]: Spent 917.00 ms on a formula simplification that was a NOOP. DAG size: 410 [2019-10-13 19:20:31,868 WARN L191 SmtUtils]: Spent 952.00 ms on a formula simplification that was a NOOP. DAG size: 413 [2019-10-13 19:20:32,139 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-10-13 19:20:32,445 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-10-13 19:20:34,671 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-10-13 19:20:53,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:20:53,295 INFO L93 Difference]: Finished difference Result 1716 states and 2815 transitions. [2019-10-13 19:20:53,296 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-13 19:20:53,297 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 120 [2019-10-13 19:20:53,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:20:53,334 INFO L225 Difference]: With dead ends: 1716 [2019-10-13 19:20:53,334 INFO L226 Difference]: Without dead ends: 978 [2019-10-13 19:20:53,347 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=106, Invalid=314, Unknown=0, NotChecked=0, Total=420 [2019-10-13 19:20:53,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 978 states. [2019-10-13 19:20:53,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 978 to 726. [2019-10-13 19:20:53,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 726 states. [2019-10-13 19:20:53,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 726 states and 1115 transitions. [2019-10-13 19:20:53,721 INFO L78 Accepts]: Start accepts. Automaton has 726 states and 1115 transitions. Word has length 120 [2019-10-13 19:20:53,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:20:53,722 INFO L462 AbstractCegarLoop]: Abstraction has 726 states and 1115 transitions. [2019-10-13 19:20:53,722 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-10-13 19:20:53,722 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1115 transitions. [2019-10-13 19:20:53,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2019-10-13 19:20:53,731 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:20:53,731 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] [2019-10-13 19:20:53,731 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:20:53,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:20:53,732 INFO L82 PathProgramCache]: Analyzing trace with hash 2135919125, now seen corresponding path program 1 times [2019-10-13 19:20:53,732 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:20:53,732 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717369584] [2019-10-13 19:20:53,733 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:20:53,733 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:20:53,733 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:20:53,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:54,760 WARN L191 SmtUtils]: Spent 855.00 ms on a formula simplification that was a NOOP. DAG size: 406 [2019-10-13 19:20:54,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:54,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:54,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:54,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:54,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:54,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:54,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:54,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:54,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:54,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:54,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:54,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:55,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:55,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:55,287 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2019-10-13 19:20:55,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:55,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:55,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:55,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:55,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:55,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:55,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:20:55,374 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-10-13 19:20:55,375 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1717369584] [2019-10-13 19:20:55,375 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:20:55,375 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-13 19:20:55,376 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935357706] [2019-10-13 19:20:55,389 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-13 19:20:55,390 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:20:55,390 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-13 19:20:55,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2019-10-13 19:20:55,391 INFO L87 Difference]: Start difference. First operand 726 states and 1115 transitions. Second operand 10 states. [2019-10-13 19:20:56,511 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-10-13 19:20:56,831 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-10-13 19:20:58,241 WARN L191 SmtUtils]: Spent 889.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2019-10-13 19:20:59,172 WARN L191 SmtUtils]: Spent 901.00 ms on a formula simplification that was a NOOP. DAG size: 411 [2019-10-13 19:21:00,651 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 127