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_spec3_product21.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 23:22:03,997 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 23:22:04,000 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 23:22:04,015 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 23:22:04,015 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 23:22:04,017 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 23:22:04,019 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 23:22:04,032 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 23:22:04,034 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 23:22:04,036 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 23:22:04,037 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 23:22:04,038 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 23:22:04,039 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 23:22:04,042 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 23:22:04,045 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 23:22:04,047 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 23:22:04,048 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 23:22:04,050 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 23:22:04,051 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 23:22:04,058 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 23:22:04,062 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 23:22:04,065 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 23:22:04,066 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 23:22:04,067 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 23:22:04,071 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 23:22:04,071 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 23:22:04,072 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 23:22:04,074 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 23:22:04,076 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 23:22:04,077 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 23:22:04,077 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 23:22:04,079 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 23:22:04,079 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 23:22:04,080 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 23:22:04,082 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 23:22:04,082 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 23:22:04,083 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 23:22:04,083 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 23:22:04,083 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 23:22:04,084 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 23:22:04,085 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 23:22:04,086 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 23:22:04,104 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 23:22:04,104 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 23:22:04,105 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 23:22:04,105 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 23:22:04,106 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 23:22:04,106 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 23:22:04,106 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 23:22:04,106 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 23:22:04,106 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 23:22:04,107 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 23:22:04,107 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 23:22:04,107 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 23:22:04,107 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 23:22:04,107 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 23:22:04,108 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 23:22:04,108 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 23:22:04,108 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 23:22:04,108 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 23:22:04,109 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 23:22:04,109 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 23:22:04,109 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 23:22:04,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:22:04,109 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 23:22:04,110 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 23:22:04,110 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 23:22:04,110 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 23:22:04,110 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 23:22:04,110 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 23:22:04,110 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 23:22:04,372 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 23:22:04,390 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 23:22:04,394 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 23:22:04,395 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 23:22:04,396 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 23:22:04,396 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec3_product21.cil.c [2019-10-14 23:22:04,475 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dad54d611/3ef2979971344ad8818b007ae800e232/FLAG9bc7cc06e [2019-10-14 23:22:05,100 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 23:22:05,100 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/elevator_spec3_product21.cil.c [2019-10-14 23:22:05,127 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dad54d611/3ef2979971344ad8818b007ae800e232/FLAG9bc7cc06e [2019-10-14 23:22:05,290 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dad54d611/3ef2979971344ad8818b007ae800e232 [2019-10-14 23:22:05,300 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 23:22:05,302 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 23:22:05,303 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 23:22:05,303 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 23:22:05,306 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 23:22:05,307 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:22:05" (1/1) ... [2019-10-14 23:22:05,310 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@462d39e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:22:05, skipping insertion in model container [2019-10-14 23:22:05,310 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:22:05" (1/1) ... [2019-10-14 23:22:05,317 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 23:22:05,404 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 23:22:06,083 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:22:06,107 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 23:22:06,276 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:22:06,366 INFO L192 MainTranslator]: Completed translation [2019-10-14 23:22:06,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:22:06 WrapperNode [2019-10-14 23:22:06,368 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 23:22:06,369 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 23:22:06,369 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 23:22:06,369 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 23:22:06,386 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:22:06" (1/1) ... [2019-10-14 23:22:06,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:22:06" (1/1) ... [2019-10-14 23:22:06,420 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:22:06" (1/1) ... [2019-10-14 23:22:06,420 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:22:06" (1/1) ... [2019-10-14 23:22:06,502 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:22:06" (1/1) ... [2019-10-14 23:22:06,547 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:22:06" (1/1) ... [2019-10-14 23:22:06,564 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:22:06" (1/1) ... [2019-10-14 23:22:06,589 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 23:22:06,592 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 23:22:06,593 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 23:22:06,593 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 23:22:06,594 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:22:06" (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 23:22:06,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 23:22:06,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 23:22:06,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 23:22:06,674 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2019-10-14 23:22:06,674 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2019-10-14 23:22:06,675 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2019-10-14 23:22:06,675 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2019-10-14 23:22:06,675 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2019-10-14 23:22:06,676 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2019-10-14 23:22:06,676 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2019-10-14 23:22:06,676 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2019-10-14 23:22:06,676 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-14 23:22:06,677 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2019-10-14 23:22:06,677 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2019-10-14 23:22:06,678 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2019-10-14 23:22:06,678 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-14 23:22:06,679 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2019-10-14 23:22:06,679 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 23:22:06,679 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-14 23:22:06,679 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 23:22:06,680 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2019-10-14 23:22:06,680 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2019-10-14 23:22:06,681 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2019-10-14 23:22:06,682 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2019-10-14 23:22:06,682 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2019-10-14 23:22:06,682 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2019-10-14 23:22:06,682 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2019-10-14 23:22:06,683 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2019-10-14 23:22:06,683 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2019-10-14 23:22:06,683 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2019-10-14 23:22:06,684 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2019-10-14 23:22:06,685 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2019-10-14 23:22:06,685 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2019-10-14 23:22:06,685 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2019-10-14 23:22:06,685 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2019-10-14 23:22:06,685 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2019-10-14 23:22:06,685 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2019-10-14 23:22:06,686 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2019-10-14 23:22:06,686 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2019-10-14 23:22:06,686 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2019-10-14 23:22:06,686 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2019-10-14 23:22:06,686 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2019-10-14 23:22:06,686 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2019-10-14 23:22:06,687 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2019-10-14 23:22:06,687 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2019-10-14 23:22:06,687 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__weight [2019-10-14 23:22:06,687 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2019-10-14 23:22:06,687 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2019-10-14 23:22:06,687 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2019-10-14 23:22:06,687 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-14 23:22:06,687 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2019-10-14 23:22:06,688 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2019-10-14 23:22:06,688 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2019-10-14 23:22:06,688 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2019-10-14 23:22:06,688 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2019-10-14 23:22:06,688 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2019-10-14 23:22:06,688 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2019-10-14 23:22:06,689 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2019-10-14 23:22:06,689 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2019-10-14 23:22:06,689 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2019-10-14 23:22:06,689 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 23:22:06,689 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-10-14 23:22:06,690 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__2 [2019-10-14 23:22:06,690 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 23:22:06,690 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 23:22:06,690 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 23:22:06,690 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 23:22:06,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 23:22:06,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 23:22:06,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 23:22:06,691 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 23:22:06,691 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 23:22:06,692 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 23:22:06,692 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 23:22:06,692 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 23:22:06,692 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 23:22:06,692 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-14 23:22:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2019-10-14 23:22:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2019-10-14 23:22:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2019-10-14 23:22:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2019-10-14 23:22:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2019-10-14 23:22:06,694 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2019-10-14 23:22:06,694 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2019-10-14 23:22:06,694 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2019-10-14 23:22:06,694 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2019-10-14 23:22:06,694 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-14 23:22:06,695 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2019-10-14 23:22:06,695 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2019-10-14 23:22:06,695 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2019-10-14 23:22:06,695 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-14 23:22:06,697 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2019-10-14 23:22:06,697 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2019-10-14 23:22:06,697 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2019-10-14 23:22:06,697 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2019-10-14 23:22:06,698 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2019-10-14 23:22:06,698 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-14 23:22:06,698 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2019-10-14 23:22:06,698 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 23:22:06,698 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 23:22:06,698 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-14 23:22:06,699 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 23:22:06,699 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 23:22:06,699 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 23:22:06,699 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 23:22:06,699 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2019-10-14 23:22:06,700 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2019-10-14 23:22:06,700 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2019-10-14 23:22:06,700 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2019-10-14 23:22:06,700 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2019-10-14 23:22:06,700 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 23:22:06,700 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2019-10-14 23:22:06,701 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2019-10-14 23:22:06,701 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2019-10-14 23:22:06,701 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2019-10-14 23:22:06,701 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2019-10-14 23:22:06,701 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2019-10-14 23:22:06,702 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2019-10-14 23:22:06,702 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2019-10-14 23:22:06,702 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2019-10-14 23:22:06,703 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2019-10-14 23:22:06,703 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2019-10-14 23:22:06,703 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2019-10-14 23:22:06,703 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2019-10-14 23:22:06,704 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2019-10-14 23:22:06,705 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2019-10-14 23:22:06,705 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2019-10-14 23:22:06,705 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2019-10-14 23:22:06,705 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2019-10-14 23:22:06,705 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2019-10-14 23:22:06,706 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2019-10-14 23:22:06,706 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2019-10-14 23:22:06,706 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2019-10-14 23:22:06,706 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__weight [2019-10-14 23:22:06,707 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2019-10-14 23:22:06,707 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2019-10-14 23:22:06,707 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2019-10-14 23:22:06,708 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-10-14 23:22:06,708 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__2 [2019-10-14 23:22:06,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 23:22:06,712 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2019-10-14 23:22:06,713 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2019-10-14 23:22:06,714 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 23:22:06,714 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 23:22:06,721 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 23:22:06,721 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 23:22:06,722 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 23:22:06,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 23:22:06,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 23:22:06,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 23:22:06,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 23:22:06,723 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 23:22:06,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 23:22:06,724 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 23:22:06,724 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 23:22:06,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 23:22:06,724 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 23:22:06,724 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 23:22:06,724 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 23:22:06,725 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 23:22:06,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 23:22:06,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 23:22:06,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 23:22:08,986 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 23:22:08,987 INFO L284 CfgBuilder]: Removed 10 assume(true) statements. [2019-10-14 23:22:08,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:22:08 BoogieIcfgContainer [2019-10-14 23:22:08,992 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 23:22:08,993 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 23:22:08,993 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 23:22:08,997 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 23:22:08,997 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:22:05" (1/3) ... [2019-10-14 23:22:08,998 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4882c7b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:22:08, skipping insertion in model container [2019-10-14 23:22:08,998 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:22:06" (2/3) ... [2019-10-14 23:22:08,999 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4882c7b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:22:08, skipping insertion in model container [2019-10-14 23:22:08,999 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:22:08" (3/3) ... [2019-10-14 23:22:09,000 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec3_product21.cil.c [2019-10-14 23:22:09,010 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 23:22:09,020 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 23:22:09,033 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 23:22:09,078 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 23:22:09,078 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 23:22:09,079 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 23:22:09,079 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 23:22:09,079 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 23:22:09,079 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 23:22:09,079 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 23:22:09,079 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 23:22:09,125 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states. [2019-10-14 23:22:09,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-10-14 23:22:09,160 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:22:09,162 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:22:09,165 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:22:09,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:22:09,172 INFO L82 PathProgramCache]: Analyzing trace with hash -713058684, now seen corresponding path program 1 times [2019-10-14 23:22:09,182 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:22:09,182 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1151487911] [2019-10-14 23:22:09,183 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:22:09,183 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:22:09,183 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:22:09,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:22:10,909 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 376 [2019-10-14 23:22:10,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:22:10,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:22:10,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:22:10,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:22:10,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:22:11,172 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-10-14 23:22:11,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:22:11,351 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-10-14 23:22:11,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:22:11,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:22:11,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:22:11,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:22:11,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:22:11,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:22:11,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:22:11,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:22:11,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:22:11,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:22:11,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:22:11,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:22:11,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:22:11,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:22:11,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:22:11,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:22:11,747 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-10-14 23:22:11,747 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1151487911] [2019-10-14 23:22:11,748 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:22:11,749 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2019-10-14 23:22:11,749 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052949486] [2019-10-14 23:22:11,754 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-10-14 23:22:11,754 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:22:11,767 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-10-14 23:22:11,767 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2019-10-14 23:22:11,769 INFO L87 Difference]: Start difference. First operand 793 states. Second operand 13 states. [2019-10-14 23:22:13,173 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-10-14 23:22:14,415 WARN L191 SmtUtils]: Spent 999.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2019-10-14 23:22:15,459 WARN L191 SmtUtils]: Spent 926.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2019-10-14 23:22:16,432 WARN L191 SmtUtils]: Spent 908.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2019-10-14 23:22:17,501 WARN L191 SmtUtils]: Spent 928.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2019-10-14 23:22:18,525 WARN L191 SmtUtils]: Spent 951.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2019-10-14 23:22:22,719 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-10-14 23:22:25,583 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-10-14 23:22:30,646 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 148