./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/elevator_spec1_product31.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 023d838f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/elevator_spec1_product31.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 04ae9a4eaad9b026cab167b9d875c53fcb305c3c3f2af8aa4a0b048c8b5ef4cb --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-09 22:56:58,030 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 22:56:58,075 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-09 22:56:58,078 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 22:56:58,078 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 22:56:58,093 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 22:56:58,093 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 22:56:58,094 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 22:56:58,094 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 22:56:58,094 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 22:56:58,095 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 22:56:58,095 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 22:56:58,095 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 22:56:58,096 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 22:56:58,096 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 22:56:58,096 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 22:56:58,096 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 22:56:58,098 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 22:56:58,098 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 22:56:58,098 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 22:56:58,102 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 22:56:58,102 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 22:56:58,102 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 22:56:58,102 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 22:56:58,103 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 22:56:58,103 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 22:56:58,103 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 22:56:58,103 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 22:56:58,103 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-09 22:56:58,103 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 22:56:58,103 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 22:56:58,104 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 22:56:58,104 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 22:56:58,104 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 22:56:58,104 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 22:56:58,104 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 22:56:58,105 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 22:56:58,105 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 22:56:58,105 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 22:56:58,105 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 22:56:58,105 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 22:56:58,107 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 22:56:58,107 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 04ae9a4eaad9b026cab167b9d875c53fcb305c3c3f2af8aa4a0b048c8b5ef4cb [2024-11-09 22:56:58,299 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 22:56:58,321 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 22:56:58,324 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 22:56:58,325 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 22:56:58,325 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 22:56:58,326 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec1_product31.cil.c [2024-11-09 22:56:59,590 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 22:56:59,817 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 22:56:59,817 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec1_product31.cil.c [2024-11-09 22:56:59,833 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b0318b48/62fb61daad934d619aa453f88195d07d/FLAG6b9d7eeb7 [2024-11-09 22:56:59,844 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b0318b48/62fb61daad934d619aa453f88195d07d [2024-11-09 22:56:59,846 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 22:56:59,848 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 22:56:59,849 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 22:56:59,849 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 22:56:59,853 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 22:56:59,853 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:56:59" (1/1) ... [2024-11-09 22:56:59,854 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a917ab4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:56:59, skipping insertion in model container [2024-11-09 22:56:59,854 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:56:59" (1/1) ... [2024-11-09 22:56:59,906 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 22:57:00,149 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec1_product31.cil.c[11232,11245] [2024-11-09 22:57:00,390 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 22:57:00,403 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 22:57:00,411 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [48] [2024-11-09 22:57:00,412 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [414] [2024-11-09 22:57:00,413 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Elevator.i","") [423] [2024-11-09 22:57:00,415 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"UnitTests.i","") [2054] [2024-11-09 22:57:00,416 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [2148] [2024-11-09 22:57:00,416 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Person.i","") [2164] [2024-11-09 22:57:00,416 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [2282] [2024-11-09 22:57:00,416 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [2463] [2024-11-09 22:57:00,416 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Floor.i","") [2816] [2024-11-09 22:57:00,416 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [3481] [2024-11-09 22:57:00,470 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec1_product31.cil.c[11232,11245] [2024-11-09 22:57:00,557 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 22:57:00,584 INFO L204 MainTranslator]: Completed translation [2024-11-09 22:57:00,584 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:00 WrapperNode [2024-11-09 22:57:00,584 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 22:57:00,585 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 22:57:00,585 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 22:57:00,585 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 22:57:00,590 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:00" (1/1) ... [2024-11-09 22:57:00,618 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:00" (1/1) ... [2024-11-09 22:57:00,659 INFO L138 Inliner]: procedures = 97, calls = 350, calls flagged for inlining = 28, calls inlined = 25, statements flattened = 953 [2024-11-09 22:57:00,659 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 22:57:00,660 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 22:57:00,660 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 22:57:00,660 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 22:57:00,674 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:00" (1/1) ... [2024-11-09 22:57:00,674 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:00" (1/1) ... [2024-11-09 22:57:00,679 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:00" (1/1) ... [2024-11-09 22:57:00,711 INFO L175 MemorySlicer]: Split 81 memory accesses to 20 slices as follows [2, 4, 4, 4, 2, 4, 4, 5, 3, 3, 5, 7, 4, 4, 4, 4, 4, 6, 4, 4]. 9 percent of accesses are in the largest equivalence class. The 81 initializations are split as follows [2, 4, 4, 4, 2, 4, 4, 5, 3, 3, 5, 7, 4, 4, 4, 4, 4, 6, 4, 4]. The 0 writes are split as follows [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]. [2024-11-09 22:57:00,711 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:00" (1/1) ... [2024-11-09 22:57:00,714 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:00" (1/1) ... [2024-11-09 22:57:00,734 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:00" (1/1) ... [2024-11-09 22:57:00,740 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:00" (1/1) ... [2024-11-09 22:57:00,746 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:00" (1/1) ... [2024-11-09 22:57:00,750 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:00" (1/1) ... [2024-11-09 22:57:00,756 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 22:57:00,757 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-09 22:57:00,757 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-09 22:57:00,757 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-09 22:57:00,758 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:00" (1/1) ... [2024-11-09 22:57:00,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 22:57:00,775 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 22:57:00,800 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-09 22:57:00,806 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-09 22:57:00,846 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2024-11-09 22:57:00,847 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2024-11-09 22:57:00,847 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2024-11-09 22:57:00,847 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2024-11-09 22:57:00,847 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2024-11-09 22:57:00,847 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2024-11-09 22:57:00,847 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2024-11-09 22:57:00,847 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2024-11-09 22:57:00,848 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2024-11-09 22:57:00,848 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2024-11-09 22:57:00,848 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2024-11-09 22:57:00,848 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2024-11-09 22:57:00,848 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2024-11-09 22:57:00,849 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2024-11-09 22:57:00,849 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2024-11-09 22:57:00,849 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2024-11-09 22:57:00,849 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2024-11-09 22:57:00,849 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2024-11-09 22:57:00,849 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2024-11-09 22:57:00,850 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2024-11-09 22:57:00,851 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2024-11-09 22:57:00,851 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2024-11-09 22:57:00,851 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2024-11-09 22:57:00,851 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2024-11-09 22:57:00,851 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 22:57:00,851 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2024-11-09 22:57:00,851 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2024-11-09 22:57:00,851 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2024-11-09 22:57:00,851 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2024-11-09 22:57:00,851 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2024-11-09 22:57:00,851 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2024-11-09 22:57:00,851 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2024-11-09 22:57:00,851 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2024-11-09 22:57:00,851 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2024-11-09 22:57:00,851 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2024-11-09 22:57:00,851 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2024-11-09 22:57:00,851 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2024-11-09 22:57:00,851 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2024-11-09 22:57:00,852 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2024-11-09 22:57:00,852 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2024-11-09 22:57:00,852 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2024-11-09 22:57:00,852 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2024-11-09 22:57:00,852 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2024-11-09 22:57:00,852 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2024-11-09 22:57:00,852 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2024-11-09 22:57:00,852 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2024-11-09 22:57:00,852 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2024-11-09 22:57:00,852 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2024-11-09 22:57:00,853 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2024-11-09 22:57:00,853 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2024-11-09 22:57:00,854 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2024-11-09 22:57:00,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 22:57:00,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-09 22:57:00,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-09 22:57:00,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-09 22:57:00,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-09 22:57:00,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-09 22:57:00,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-09 22:57:00,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-09 22:57:00,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-09 22:57:00,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-09 22:57:00,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-09 22:57:00,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-09 22:57:00,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-09 22:57:00,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-09 22:57:00,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-09 22:57:00,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-09 22:57:00,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-09 22:57:00,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-09 22:57:00,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-09 22:57:00,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-09 22:57:00,857 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2024-11-09 22:57:00,857 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2024-11-09 22:57:00,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 22:57:00,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 22:57:00,857 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2024-11-09 22:57:00,857 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2024-11-09 22:57:01,000 INFO L256 CfgBuilder]: Building ICFG [2024-11-09 22:57:01,003 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 22:57:01,082 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1385-1: stopRequestedAtCurrentFloor__wrappee__empty_#res#1 := stopRequestedAtCurrentFloor__wrappee__empty_~retValue_acc~15#1; [2024-11-09 22:57:01,082 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1413: #res#1 := ~retValue_acc~16#1; [2024-11-09 22:57:01,109 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2201: #res := ~retValue_acc~22; [2024-11-09 22:57:01,136 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2042: #res := ~retValue_acc~20; [2024-11-09 22:57:01,185 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1266-1: stopRequestedInDirection__wrappee__twothirdsfull_#res#1 := stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~12#1; [2024-11-09 22:57:01,185 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1295: #res#1 := ~retValue_acc~13#1; [2024-11-09 22:57:01,185 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1329-1: isAnyLiftButtonPressed_#res#1 := isAnyLiftButtonPressed_~retValue_acc~14#1; [2024-11-09 22:57:01,197 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1458: #res := ~retValue_acc~18; [2024-11-09 22:57:01,336 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1226: #res := ~retValue_acc~11; [2024-11-09 22:57:01,491 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1444-1: stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~17#1; [2024-11-09 22:57:01,545 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L861-1: anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~9#1; [2024-11-09 22:57:01,545 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L874-1: isIdle_#res#1 := isIdle_~retValue_acc~10#1; [2024-11-09 22:57:01,548 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L698: #res := ~retValue_acc~5; [2024-11-09 22:57:01,552 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3478: #res := ~retValue_acc~29; [2024-11-09 22:57:01,562 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2279: #res := ~retValue_acc~24; [2024-11-09 22:57:01,569 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L516: #res := ~retValue_acc~3; [2024-11-09 22:57:01,572 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L689: #res := ~retValue_acc~4; [2024-11-09 22:57:01,738 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2240: #res := ~retValue_acc~23; [2024-11-09 22:57:01,758 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L732: #res := ~retValue_acc~6; [2024-11-09 22:57:01,809 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L781-1: isEmpty_#res#1 := isEmpty_~retValue_acc~8#1; [2024-11-09 22:57:01,859 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3167: #res := ~retValue_acc~28; [2024-11-09 22:57:01,910 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2813-1: main_#res#1 := main_~retValue_acc~26#1; [2024-11-09 22:57:01,910 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3513-1: valid_product_#res#1 := valid_product_~retValue_acc~31#1; [2024-11-09 22:57:01,923 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2927: #res := ~retValue_acc~27; [2024-11-09 22:57:02,066 INFO L? ?]: Removed 511 outVars from TransFormulas that were not future-live. [2024-11-09 22:57:02,067 INFO L307 CfgBuilder]: Performing block encoding [2024-11-09 22:57:02,093 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 22:57:02,097 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 22:57:02,098 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.11 10:57:02 BoogieIcfgContainer [2024-11-09 22:57:02,098 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-09 22:57:02,099 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 22:57:02,099 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 22:57:02,103 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 22:57:02,104 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 10:56:59" (1/3) ... [2024-11-09 22:57:02,104 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35d8143a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:57:02, skipping insertion in model container [2024-11-09 22:57:02,104 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:00" (2/3) ... [2024-11-09 22:57:02,105 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35d8143a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:57:02, skipping insertion in model container [2024-11-09 22:57:02,105 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.11 10:57:02" (3/3) ... [2024-11-09 22:57:02,106 INFO L112 eAbstractionObserver]: Analyzing ICFG elevator_spec1_product31.cil.c [2024-11-09 22:57:02,119 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 22:57:02,120 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 22:57:02,208 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 22:57:02,216 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@63e0a0c4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 22:57:02,216 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 22:57:02,223 INFO L276 IsEmpty]: Start isEmpty. Operand has 627 states, 493 states have (on average 1.691683569979716) internal successors, (834), 514 states have internal predecessors, (834), 105 states have call successors, (105), 27 states have call predecessors, (105), 27 states have return successors, (105), 99 states have call predecessors, (105), 105 states have call successors, (105) [2024-11-09 22:57:02,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-09 22:57:02,249 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 22:57:02,250 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 22:57:02,250 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 22:57:02,254 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 22:57:02,254 INFO L85 PathProgramCache]: Analyzing trace with hash -1710655933, now seen corresponding path program 1 times [2024-11-09 22:57:02,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 22:57:02,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20688048] [2024-11-09 22:57:02,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:57:02,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 22:57:02,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:02,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-09 22:57:02,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:02,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:57:02,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:02,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-09 22:57:02,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:02,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-09 22:57:02,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:02,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:57:02,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:02,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-09 22:57:03,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:03,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-09 22:57:03,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:03,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:57:03,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:03,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:57:03,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:03,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:57:03,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:03,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-09 22:57:03,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:03,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-09 22:57:03,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:03,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:57:03,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:03,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:57:03,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:03,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-09 22:57:03,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:03,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-09 22:57:03,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:03,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-09 22:57:03,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:03,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-09 22:57:03,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:03,439 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-11-09 22:57:03,440 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 22:57:03,440 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [20688048] [2024-11-09 22:57:03,441 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [20688048] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 22:57:03,441 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1993932284] [2024-11-09 22:57:03,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:57:03,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 22:57:03,442 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 22:57:03,445 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 22:57:03,446 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 22:57:03,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:03,772 INFO L255 TraceCheckSpWp]: Trace formula consists of 1871 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 22:57:03,782 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 22:57:03,799 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-09 22:57:03,799 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 22:57:03,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1993932284] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 22:57:03,800 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 22:57:03,800 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 7 [2024-11-09 22:57:03,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268173621] [2024-11-09 22:57:03,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 22:57:03,806 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 22:57:03,806 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 22:57:03,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 22:57:03,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-09 22:57:03,833 INFO L87 Difference]: Start difference. First operand has 627 states, 493 states have (on average 1.691683569979716) internal successors, (834), 514 states have internal predecessors, (834), 105 states have call successors, (105), 27 states have call predecessors, (105), 27 states have return successors, (105), 99 states have call predecessors, (105), 105 states have call successors, (105) Second operand has 2 states, 2 states have (on average 36.5) internal successors, (73), 2 states have internal predecessors, (73), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-09 22:57:03,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 22:57:03,861 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-09 22:57:03,863 INFO L432 NwaCegarLoop]: 290 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 290 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 22:57:03,863 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 290 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 22:57:03,879 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 22:57:04,068 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-09 22:57:04,069 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.chooseFalseSuccessor1(BasicAbstractInterpolantAutomaton.java:99) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:65) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:233) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.TotalizeNwa.internalSuccessors(TotalizeNwa.java:246) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ComplementDeterministicNwa.internalSuccessors(ComplementDeterministicNwa.java:121) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:218) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:210) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.addInternalsAndSuccessors(NestedWordAutomatonReachableStates.java:1058) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.(NestedWordAutomatonReachableStates.java:960) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates.(NestedWordAutomatonReachableStates.java:182) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.computeDifference(Difference.java:137) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.(Difference.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.NwaCegarLoop.computeAutomataDifference(NwaCegarLoop.java:373) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.NwaCegarLoop.refineAbstraction(NwaCegarLoop.java:345) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.refineAbstractionInternal(AbstractCegarLoop.java:463) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:414) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:426) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:312) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:273) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 22:57:04,072 INFO L158 Benchmark]: Toolchain (without parser) took 4224.11ms. Allocated memory was 165.7MB in the beginning and 228.6MB in the end (delta: 62.9MB). Free memory was 94.5MB in the beginning and 106.4MB in the end (delta: -11.9MB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. [2024-11-09 22:57:04,072 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 117.4MB. Free memory is still 76.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 22:57:04,072 INFO L158 Benchmark]: CACSL2BoogieTranslator took 735.67ms. Allocated memory is still 165.7MB. Free memory was 94.2MB in the beginning and 120.4MB in the end (delta: -26.2MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2024-11-09 22:57:04,073 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.34ms. Allocated memory is still 165.7MB. Free memory was 120.4MB in the beginning and 115.5MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 22:57:04,073 INFO L158 Benchmark]: Boogie Preprocessor took 96.96ms. Allocated memory is still 165.7MB. Free memory was 115.5MB in the beginning and 107.8MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-09 22:57:04,073 INFO L158 Benchmark]: IcfgBuilder took 1340.61ms. Allocated memory is still 165.7MB. Free memory was 107.8MB in the beginning and 59.6MB in the end (delta: 48.2MB). Peak memory consumption was 61.7MB. Max. memory is 16.1GB. [2024-11-09 22:57:04,074 INFO L158 Benchmark]: TraceAbstraction took 1972.17ms. Allocated memory was 165.7MB in the beginning and 228.6MB in the end (delta: 62.9MB). Free memory was 59.6MB in the beginning and 106.4MB in the end (delta: -46.8MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2024-11-09 22:57:04,079 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 117.4MB. Free memory is still 76.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 735.67ms. Allocated memory is still 165.7MB. Free memory was 94.2MB in the beginning and 120.4MB in the end (delta: -26.2MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.34ms. Allocated memory is still 165.7MB. Free memory was 120.4MB in the beginning and 115.5MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 96.96ms. Allocated memory is still 165.7MB. Free memory was 115.5MB in the beginning and 107.8MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 1340.61ms. Allocated memory is still 165.7MB. Free memory was 107.8MB in the beginning and 59.6MB in the end (delta: 48.2MB). Peak memory consumption was 61.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1972.17ms. Allocated memory was 165.7MB in the beginning and 228.6MB in the end (delta: 62.9MB). Free memory was 59.6MB in the beginning and 106.4MB in the end (delta: -46.8MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 48]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [48] - GenericResultAtLocation [Line: 414]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [414] - GenericResultAtLocation [Line: 423]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Elevator.i","") [423] - GenericResultAtLocation [Line: 2054]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"UnitTests.i","") [2054] - GenericResultAtLocation [Line: 2148]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [2148] - GenericResultAtLocation [Line: 2164]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Person.i","") [2164] - GenericResultAtLocation [Line: 2282]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [2282] - GenericResultAtLocation [Line: 2463]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [2463] - GenericResultAtLocation [Line: 2816]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Floor.i","") [2816] - GenericResultAtLocation [Line: 3481]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [3481] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.chooseFalseSuccessor1(BasicAbstractInterpolantAutomaton.java:99) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 22:57:04,104 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/elevator_spec1_product31.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 04ae9a4eaad9b026cab167b9d875c53fcb305c3c3f2af8aa4a0b048c8b5ef4cb --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-09 22:57:05,969 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 22:57:06,036 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-09 22:57:06,041 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 22:57:06,042 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 22:57:06,068 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 22:57:06,070 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 22:57:06,070 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 22:57:06,071 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 22:57:06,071 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 22:57:06,072 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 22:57:06,073 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 22:57:06,073 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 22:57:06,073 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 22:57:06,073 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 22:57:06,074 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 22:57:06,076 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 22:57:06,076 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 22:57:06,077 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 22:57:06,077 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 22:57:06,077 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 22:57:06,077 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 22:57:06,077 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 22:57:06,077 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 22:57:06,077 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 22:57:06,078 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 22:57:06,078 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 22:57:06,078 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 22:57:06,078 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 22:57:06,078 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 22:57:06,078 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-09 22:57:06,078 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 22:57:06,079 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 22:57:06,079 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 22:57:06,079 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 22:57:06,079 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 22:57:06,079 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 22:57:06,079 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 22:57:06,079 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-09 22:57:06,080 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 22:57:06,080 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 22:57:06,081 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 22:57:06,082 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 22:57:06,082 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 22:57:06,082 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 04ae9a4eaad9b026cab167b9d875c53fcb305c3c3f2af8aa4a0b048c8b5ef4cb [2024-11-09 22:57:06,329 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 22:57:06,347 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 22:57:06,351 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 22:57:06,352 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 22:57:06,356 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 22:57:06,357 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec1_product31.cil.c [2024-11-09 22:57:07,720 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 22:57:08,007 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 22:57:08,007 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec1_product31.cil.c [2024-11-09 22:57:08,028 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d4879292/3c020ed6164a4f198a244174d53b4af0/FLAG3294b33a1 [2024-11-09 22:57:08,042 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d4879292/3c020ed6164a4f198a244174d53b4af0 [2024-11-09 22:57:08,045 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 22:57:08,046 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 22:57:08,048 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 22:57:08,049 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 22:57:08,053 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 22:57:08,054 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:57:08" (1/1) ... [2024-11-09 22:57:08,055 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77aa032d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:08, skipping insertion in model container [2024-11-09 22:57:08,055 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:57:08" (1/1) ... [2024-11-09 22:57:08,113 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 22:57:08,281 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 22:57:08,287 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 22:57:08,296 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 22:57:08,306 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 22:57:08,312 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 22:57:08,322 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 22:57:08,324 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 22:57:08,326 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 22:57:08,328 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 22:57:08,341 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec1_product31.cil.c[11232,11245] [2024-11-09 22:57:08,504 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 22:57:08,520 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 22:57:08,527 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [48] [2024-11-09 22:57:08,529 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [414] [2024-11-09 22:57:08,529 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Elevator.i","") [423] [2024-11-09 22:57:08,529 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"UnitTests.i","") [2054] [2024-11-09 22:57:08,529 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [2148] [2024-11-09 22:57:08,530 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Person.i","") [2164] [2024-11-09 22:57:08,530 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [2282] [2024-11-09 22:57:08,530 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [2463] [2024-11-09 22:57:08,536 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Floor.i","") [2816] [2024-11-09 22:57:08,536 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [3481] [2024-11-09 22:57:08,553 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec1_product31.cil.c[11232,11245] [2024-11-09 22:57:08,605 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 22:57:08,637 INFO L204 MainTranslator]: Completed translation [2024-11-09 22:57:08,637 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:08 WrapperNode [2024-11-09 22:57:08,637 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 22:57:08,638 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 22:57:08,638 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 22:57:08,638 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 22:57:08,644 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:08" (1/1) ... [2024-11-09 22:57:08,677 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:08" (1/1) ... [2024-11-09 22:57:08,717 INFO L138 Inliner]: procedures = 99, calls = 350, calls flagged for inlining = 28, calls inlined = 25, statements flattened = 896 [2024-11-09 22:57:08,717 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 22:57:08,718 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 22:57:08,718 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 22:57:08,718 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 22:57:08,732 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:08" (1/1) ... [2024-11-09 22:57:08,732 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:08" (1/1) ... [2024-11-09 22:57:08,749 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:08" (1/1) ... [2024-11-09 22:57:08,769 INFO L175 MemorySlicer]: Split 81 memory accesses to 20 slices as follows [2, 4, 4, 4, 2, 4, 4, 5, 3, 3, 5, 7, 4, 4, 4, 4, 4, 6, 4, 4]. 9 percent of accesses are in the largest equivalence class. The 81 initializations are split as follows [2, 4, 4, 4, 2, 4, 4, 5, 3, 3, 5, 7, 4, 4, 4, 4, 4, 6, 4, 4]. The 0 writes are split as follows [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]. [2024-11-09 22:57:08,770 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:08" (1/1) ... [2024-11-09 22:57:08,770 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:08" (1/1) ... [2024-11-09 22:57:08,783 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:08" (1/1) ... [2024-11-09 22:57:08,784 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:08" (1/1) ... [2024-11-09 22:57:08,788 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:08" (1/1) ... [2024-11-09 22:57:08,791 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:08" (1/1) ... [2024-11-09 22:57:08,796 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 22:57:08,797 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-09 22:57:08,797 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-09 22:57:08,797 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-09 22:57:08,798 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:08" (1/1) ... [2024-11-09 22:57:08,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 22:57:08,817 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 22:57:08,832 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-09 22:57:08,834 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-09 22:57:08,867 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2024-11-09 22:57:08,867 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2024-11-09 22:57:08,868 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2024-11-09 22:57:08,868 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2024-11-09 22:57:08,869 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2024-11-09 22:57:08,869 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2024-11-09 22:57:08,869 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2024-11-09 22:57:08,869 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2024-11-09 22:57:08,871 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2024-11-09 22:57:08,871 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2024-11-09 22:57:08,871 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2024-11-09 22:57:08,871 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2024-11-09 22:57:08,871 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2024-11-09 22:57:08,871 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2024-11-09 22:57:08,871 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2024-11-09 22:57:08,871 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2024-11-09 22:57:08,871 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2024-11-09 22:57:08,872 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2024-11-09 22:57:08,872 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2024-11-09 22:57:08,872 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2024-11-09 22:57:08,872 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2024-11-09 22:57:08,872 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2024-11-09 22:57:08,872 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2024-11-09 22:57:08,872 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2024-11-09 22:57:08,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 22:57:08,873 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2024-11-09 22:57:08,873 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2024-11-09 22:57:08,873 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2024-11-09 22:57:08,873 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2024-11-09 22:57:08,873 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2024-11-09 22:57:08,874 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2024-11-09 22:57:08,874 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2024-11-09 22:57:08,874 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2024-11-09 22:57:08,874 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2024-11-09 22:57:08,874 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2024-11-09 22:57:08,874 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2024-11-09 22:57:08,874 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2024-11-09 22:57:08,874 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2024-11-09 22:57:08,875 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2024-11-09 22:57:08,875 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2024-11-09 22:57:08,875 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2024-11-09 22:57:08,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-09 22:57:08,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-09 22:57:08,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-09 22:57:08,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-09 22:57:08,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-09 22:57:08,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-09 22:57:08,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-09 22:57:08,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-09 22:57:08,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-09 22:57:08,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-09 22:57:08,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-09 22:57:08,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-09 22:57:08,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-11-09 22:57:08,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-11-09 22:57:08,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2024-11-09 22:57:08,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2024-11-09 22:57:08,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#16 [2024-11-09 22:57:08,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#17 [2024-11-09 22:57:08,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#18 [2024-11-09 22:57:08,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#19 [2024-11-09 22:57:08,890 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2024-11-09 22:57:08,890 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2024-11-09 22:57:08,890 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2024-11-09 22:57:08,890 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2024-11-09 22:57:08,890 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2024-11-09 22:57:08,891 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2024-11-09 22:57:08,891 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2024-11-09 22:57:08,891 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2024-11-09 22:57:08,891 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2024-11-09 22:57:08,891 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2024-11-09 22:57:08,891 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2024-11-09 22:57:08,891 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2024-11-09 22:57:08,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 22:57:08,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 22:57:08,892 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2024-11-09 22:57:08,892 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2024-11-09 22:57:09,054 INFO L256 CfgBuilder]: Building ICFG [2024-11-09 22:57:09,056 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 22:57:09,141 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1385-1: stopRequestedAtCurrentFloor__wrappee__empty_#res#1 := stopRequestedAtCurrentFloor__wrappee__empty_~retValue_acc~15#1; [2024-11-09 22:57:09,141 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1413: #res#1 := ~retValue_acc~16#1; [2024-11-09 22:57:09,172 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2201: #res := ~retValue_acc~22; [2024-11-09 22:57:09,210 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2042: #res := ~retValue_acc~20; [2024-11-09 22:57:09,284 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1266-1: stopRequestedInDirection__wrappee__twothirdsfull_#res#1 := stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~12#1; [2024-11-09 22:57:09,284 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1295: #res#1 := ~retValue_acc~13#1; [2024-11-09 22:57:09,284 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1329-1: isAnyLiftButtonPressed_#res#1 := isAnyLiftButtonPressed_~retValue_acc~14#1; [2024-11-09 22:57:09,295 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1458: #res := ~retValue_acc~18; [2024-11-09 22:57:09,495 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1226: #res := ~retValue_acc~11; [2024-11-09 22:57:09,638 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1444-1: stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~17#1; [2024-11-09 22:57:09,699 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L861-1: anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~9#1; [2024-11-09 22:57:09,699 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L874-1: isIdle_#res#1 := isIdle_~retValue_acc~10#1; [2024-11-09 22:57:09,702 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L698: #res := ~retValue_acc~5; [2024-11-09 22:57:09,711 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3478: #res := ~retValue_acc~29; [2024-11-09 22:57:09,727 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2279: #res := ~retValue_acc~24; [2024-11-09 22:57:09,734 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L516: #res := ~retValue_acc~3; [2024-11-09 22:57:09,736 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L689: #res := ~retValue_acc~4; [2024-11-09 22:57:09,918 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2240: #res := ~retValue_acc~23; [2024-11-09 22:57:09,938 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L732: #res := ~retValue_acc~6; [2024-11-09 22:57:09,987 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L781-1: isEmpty_#res#1 := isEmpty_~retValue_acc~8#1; [2024-11-09 22:57:10,047 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3167: #res := ~retValue_acc~28; [2024-11-09 22:57:10,139 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2813-1: main_#res#1 := main_~retValue_acc~26#1; [2024-11-09 22:57:10,139 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3513-1: valid_product_#res#1 := valid_product_~retValue_acc~31#1; [2024-11-09 22:57:10,150 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2927: #res := ~retValue_acc~27; [2024-11-09 22:57:10,286 INFO L? ?]: Removed 511 outVars from TransFormulas that were not future-live. [2024-11-09 22:57:10,287 INFO L307 CfgBuilder]: Performing block encoding [2024-11-09 22:57:10,314 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 22:57:10,314 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 22:57:10,315 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.11 10:57:10 BoogieIcfgContainer [2024-11-09 22:57:10,315 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-09 22:57:10,317 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 22:57:10,318 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 22:57:10,320 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 22:57:10,320 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 10:57:08" (1/3) ... [2024-11-09 22:57:10,321 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39e906e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:57:10, skipping insertion in model container [2024-11-09 22:57:10,321 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:08" (2/3) ... [2024-11-09 22:57:10,321 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39e906e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:57:10, skipping insertion in model container [2024-11-09 22:57:10,321 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.11 10:57:10" (3/3) ... [2024-11-09 22:57:10,322 INFO L112 eAbstractionObserver]: Analyzing ICFG elevator_spec1_product31.cil.c [2024-11-09 22:57:10,335 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 22:57:10,335 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 22:57:10,406 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 22:57:10,411 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2993ffd4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 22:57:10,411 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 22:57:10,422 INFO L276 IsEmpty]: Start isEmpty. Operand has 627 states, 493 states have (on average 1.691683569979716) internal successors, (834), 514 states have internal predecessors, (834), 105 states have call successors, (105), 27 states have call predecessors, (105), 27 states have return successors, (105), 99 states have call predecessors, (105), 105 states have call successors, (105) [2024-11-09 22:57:10,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-09 22:57:10,452 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 22:57:10,453 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 22:57:10,454 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 22:57:10,457 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 22:57:10,458 INFO L85 PathProgramCache]: Analyzing trace with hash -1710655933, now seen corresponding path program 1 times [2024-11-09 22:57:10,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-09 22:57:10,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1542173690] [2024-11-09 22:57:10,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:57:10,472 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 22:57:10,472 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-09 22:57:10,475 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 22:57:10,476 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-09 22:57:10,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:10,920 INFO L255 TraceCheckSpWp]: Trace formula consists of 969 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 22:57:10,939 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 22:57:10,975 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-09 22:57:10,975 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 22:57:10,976 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-09 22:57:10,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1542173690] [2024-11-09 22:57:10,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1542173690] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 22:57:10,977 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 22:57:10,977 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 22:57:10,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360060572] [2024-11-09 22:57:10,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 22:57:10,982 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 22:57:10,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-09 22:57:11,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 22:57:11,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 22:57:11,009 INFO L87 Difference]: Start difference. First operand has 627 states, 493 states have (on average 1.691683569979716) internal successors, (834), 514 states have internal predecessors, (834), 105 states have call successors, (105), 27 states have call predecessors, (105), 27 states have return successors, (105), 99 states have call predecessors, (105), 105 states have call successors, (105) Second operand has 2 states, 2 states have (on average 36.5) internal successors, (73), 2 states have internal predecessors, (73), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-09 22:57:11,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 22:57:11,041 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 22:57:11,046 INFO L432 NwaCegarLoop]: 290 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 290 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 22:57:11,047 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 290 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 22:57:11,061 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-09 22:57:11,248 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 22:57:11,249 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.chooseFalseSuccessor1(BasicAbstractInterpolantAutomaton.java:99) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:65) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:233) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.TotalizeNwa.internalSuccessors(TotalizeNwa.java:246) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ComplementDeterministicNwa.internalSuccessors(ComplementDeterministicNwa.java:121) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:218) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:210) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.addInternalsAndSuccessors(NestedWordAutomatonReachableStates.java:1058) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.(NestedWordAutomatonReachableStates.java:960) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates.(NestedWordAutomatonReachableStates.java:182) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.computeDifference(Difference.java:137) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.(Difference.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.NwaCegarLoop.computeAutomataDifference(NwaCegarLoop.java:373) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.NwaCegarLoop.refineAbstraction(NwaCegarLoop.java:345) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.refineAbstractionInternal(AbstractCegarLoop.java:463) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:414) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:426) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:312) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:273) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 22:57:11,255 INFO L158 Benchmark]: Toolchain (without parser) took 3209.05ms. Allocated memory was 62.9MB in the beginning and 117.4MB in the end (delta: 54.5MB). Free memory was 36.6MB in the beginning and 71.1MB in the end (delta: -34.6MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. [2024-11-09 22:57:11,255 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 62.9MB. Free memory is still 38.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 22:57:11,256 INFO L158 Benchmark]: CACSL2BoogieTranslator took 589.37ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 36.2MB in the beginning and 40.8MB in the end (delta: -4.6MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2024-11-09 22:57:11,256 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.34ms. Allocated memory is still 79.7MB. Free memory was 40.8MB in the beginning and 35.6MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 22:57:11,257 INFO L158 Benchmark]: Boogie Preprocessor took 78.86ms. Allocated memory is still 79.7MB. Free memory was 35.6MB in the beginning and 28.7MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 22:57:11,257 INFO L158 Benchmark]: IcfgBuilder took 1517.77ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 28.7MB in the beginning and 47.2MB in the end (delta: -18.4MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2024-11-09 22:57:11,258 INFO L158 Benchmark]: TraceAbstraction took 937.13ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 46.4MB in the beginning and 71.1MB in the end (delta: -24.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 22:57:11,260 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 62.9MB. Free memory is still 38.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 589.37ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 36.2MB in the beginning and 40.8MB in the end (delta: -4.6MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.34ms. Allocated memory is still 79.7MB. Free memory was 40.8MB in the beginning and 35.6MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.86ms. Allocated memory is still 79.7MB. Free memory was 35.6MB in the beginning and 28.7MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * IcfgBuilder took 1517.77ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 28.7MB in the beginning and 47.2MB in the end (delta: -18.4MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. * TraceAbstraction took 937.13ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 46.4MB in the beginning and 71.1MB in the end (delta: -24.7MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 48]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [48] - GenericResultAtLocation [Line: 414]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [414] - GenericResultAtLocation [Line: 423]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Elevator.i","") [423] - GenericResultAtLocation [Line: 2054]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"UnitTests.i","") [2054] - GenericResultAtLocation [Line: 2148]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [2148] - GenericResultAtLocation [Line: 2164]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Person.i","") [2164] - GenericResultAtLocation [Line: 2282]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [2282] - GenericResultAtLocation [Line: 2463]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [2463] - GenericResultAtLocation [Line: 2816]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Floor.i","") [2816] - GenericResultAtLocation [Line: 3481]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [3481] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.chooseFalseSuccessor1(BasicAbstractInterpolantAutomaton.java:99) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 22:57:11,289 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null