./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/elevator_spec3_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_spec3_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 752f24c6361e3daac9b48908e677c53c177497426b343006dfb6bc7474fe1fb2 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-09 22:58:00,302 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 22:58:00,380 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-09 22:58:00,384 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 22:58:00,385 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 22:58:00,412 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 22:58:00,412 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 22:58:00,413 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 22:58:00,414 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 22:58:00,415 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 22:58:00,415 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 22:58:00,415 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 22:58:00,416 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 22:58:00,416 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 22:58:00,418 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 22:58:00,419 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 22:58:00,419 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 22:58:00,419 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 22:58:00,419 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 22:58:00,420 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 22:58:00,420 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 22:58:00,424 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 22:58:00,425 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 22:58:00,425 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 22:58:00,425 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 22:58:00,425 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 22:58:00,425 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 22:58:00,426 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 22:58:00,426 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-09 22:58:00,426 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 22:58:00,426 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 22:58:00,427 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 22:58:00,427 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 22:58:00,427 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 22:58:00,427 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 22:58:00,427 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 22:58:00,428 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 22:58:00,428 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 22:58:00,429 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 22:58:00,430 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 22:58:00,431 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 22:58:00,431 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 22:58:00,431 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 752f24c6361e3daac9b48908e677c53c177497426b343006dfb6bc7474fe1fb2 [2024-11-09 22:58:00,678 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 22:58:00,704 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 22:58:00,706 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 22:58:00,707 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 22:58:00,708 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 22:58:00,709 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec3_product31.cil.c [2024-11-09 22:58:02,097 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 22:58:02,397 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 22:58:02,398 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec3_product31.cil.c [2024-11-09 22:58:02,423 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37bfe5ca9/8d6956cbd3c344be890e6f47980abde5/FLAGe006a1a31 [2024-11-09 22:58:02,446 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37bfe5ca9/8d6956cbd3c344be890e6f47980abde5 [2024-11-09 22:58:02,450 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 22:58:02,453 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 22:58:02,455 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 22:58:02,455 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 22:58:02,461 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 22:58:02,462 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:58:02" (1/1) ... [2024-11-09 22:58:02,463 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cda22d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:02, skipping insertion in model container [2024-11-09 22:58:02,464 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:58:02" (1/1) ... [2024-11-09 22:58:02,533 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 22:58:02,711 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_spec3_product31.cil.c[1545,1558] [2024-11-09 22:58:03,014 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 22:58:03,058 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 22:58:03,075 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [48] [2024-11-09 22:58:03,077 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [57] [2024-11-09 22:58:03,077 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification3_spec.i","") [95] [2024-11-09 22:58:03,077 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [287] [2024-11-09 22:58:03,077 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"UnitTests.i","") [653] [2024-11-09 22:58:03,077 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [752] [2024-11-09 22:58:03,077 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Floor.i","") [770] [2024-11-09 22:58:03,078 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Person.i","") [1437] [2024-11-09 22:58:03,078 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Elevator.i","") [1557] [2024-11-09 22:58:03,078 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [3170] [2024-11-09 22:58:03,085 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_spec3_product31.cil.c[1545,1558] [2024-11-09 22:58:03,199 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 22:58:03,225 INFO L204 MainTranslator]: Completed translation [2024-11-09 22:58:03,225 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:03 WrapperNode [2024-11-09 22:58:03,225 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 22:58:03,226 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 22:58:03,226 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 22:58:03,226 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 22:58:03,231 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:03" (1/1) ... [2024-11-09 22:58:03,254 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:03" (1/1) ... [2024-11-09 22:58:03,306 INFO L138 Inliner]: procedures = 95, calls = 355, calls flagged for inlining = 27, calls inlined = 24, statements flattened = 987 [2024-11-09 22:58:03,306 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 22:58:03,307 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 22:58:03,307 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 22:58:03,307 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 22:58:03,315 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:03" (1/1) ... [2024-11-09 22:58:03,315 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:03" (1/1) ... [2024-11-09 22:58:03,323 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:03" (1/1) ... [2024-11-09 22:58:03,350 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 22:58:03,350 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:03" (1/1) ... [2024-11-09 22:58:03,351 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:03" (1/1) ... [2024-11-09 22:58:03,381 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:03" (1/1) ... [2024-11-09 22:58:03,384 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:03" (1/1) ... [2024-11-09 22:58:03,388 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:03" (1/1) ... [2024-11-09 22:58:03,392 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:03" (1/1) ... [2024-11-09 22:58:03,411 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 22:58:03,412 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-09 22:58:03,412 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-09 22:58:03,412 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-09 22:58:03,413 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:03" (1/1) ... [2024-11-09 22:58:03,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 22:58:03,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 22:58:03,457 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 22:58:03,464 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 22:58:03,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 22:58:03,510 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2024-11-09 22:58:03,510 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2024-11-09 22:58:03,510 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2024-11-09 22:58:03,510 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2024-11-09 22:58:03,510 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2024-11-09 22:58:03,510 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2024-11-09 22:58:03,510 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2024-11-09 22:58:03,511 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2024-11-09 22:58:03,511 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2024-11-09 22:58:03,511 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2024-11-09 22:58:03,511 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2024-11-09 22:58:03,512 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2024-11-09 22:58:03,512 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2024-11-09 22:58:03,512 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2024-11-09 22:58:03,512 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2024-11-09 22:58:03,512 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2024-11-09 22:58:03,512 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2024-11-09 22:58:03,512 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2024-11-09 22:58:03,512 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2024-11-09 22:58:03,512 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2024-11-09 22:58:03,512 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2024-11-09 22:58:03,512 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2024-11-09 22:58:03,512 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2024-11-09 22:58:03,512 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2024-11-09 22:58:03,513 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2024-11-09 22:58:03,513 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2024-11-09 22:58:03,513 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2024-11-09 22:58:03,513 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2024-11-09 22:58:03,513 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2024-11-09 22:58:03,513 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2024-11-09 22:58:03,513 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2024-11-09 22:58:03,513 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2024-11-09 22:58:03,513 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2024-11-09 22:58:03,513 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2024-11-09 22:58:03,513 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2024-11-09 22:58:03,513 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2024-11-09 22:58:03,513 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2024-11-09 22:58:03,513 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2024-11-09 22:58:03,513 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2024-11-09 22:58:03,514 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2024-11-09 22:58:03,514 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2024-11-09 22:58:03,514 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2024-11-09 22:58:03,514 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2024-11-09 22:58:03,514 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2024-11-09 22:58:03,514 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2024-11-09 22:58:03,514 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2024-11-09 22:58:03,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 22:58:03,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-09 22:58:03,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-09 22:58:03,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-09 22:58:03,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-09 22:58:03,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-09 22:58:03,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-09 22:58:03,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-09 22:58:03,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-09 22:58:03,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-09 22:58:03,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-09 22:58:03,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-09 22:58:03,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-09 22:58:03,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-09 22:58:03,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-09 22:58:03,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-09 22:58:03,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-09 22:58:03,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-09 22:58:03,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-09 22:58:03,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-09 22:58:03,521 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2024-11-09 22:58:03,521 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2024-11-09 22:58:03,521 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2024-11-09 22:58:03,522 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2024-11-09 22:58:03,522 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2024-11-09 22:58:03,522 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2024-11-09 22:58:03,522 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2024-11-09 22:58:03,522 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2024-11-09 22:58:03,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 22:58:03,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 22:58:03,522 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2024-11-09 22:58:03,522 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2024-11-09 22:58:03,712 INFO L256 CfgBuilder]: Building ICFG [2024-11-09 22:58:03,714 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 22:58:03,831 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2529: #res#1 := ~retValue_acc~24#1; [2024-11-09 22:58:03,831 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2501-1: stopRequestedAtCurrentFloor__wrappee__empty_#res#1 := stopRequestedAtCurrentFloor__wrappee__empty_~retValue_acc~23#1; [2024-11-09 22:58:03,836 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1857: #res := ~retValue_acc~15; [2024-11-09 22:58:03,866 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1476: #res := ~retValue_acc~8; [2024-11-09 22:58:03,904 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3158: #res := ~retValue_acc~28; [2024-11-09 22:58:03,982 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2445-1: isAnyLiftButtonPressed_#res#1 := isAnyLiftButtonPressed_~retValue_acc~22#1; [2024-11-09 22:58:03,982 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2382-1: stopRequestedInDirection__wrappee__twothirdsfull_#res#1 := stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~20#1; [2024-11-09 22:58:03,982 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2411: #res#1 := ~retValue_acc~21#1; [2024-11-09 22:58:03,997 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2574: #res := ~retValue_acc~26; [2024-11-09 22:58:04,203 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2342: #res := ~retValue_acc~19; [2024-11-09 22:58:04,289 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1977-1: anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~17#1; [2024-11-09 22:58:04,289 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1990-1: isIdle_#res#1 := isIdle_~retValue_acc~18#1; [2024-11-09 22:58:04,493 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2560-1: stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~25#1; [2024-11-09 22:58:04,502 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1434: #res := ~retValue_acc~7; [2024-11-09 22:58:04,512 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1554: #res := ~retValue_acc~10; [2024-11-09 22:58:04,515 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1632: #res := ~retValue_acc~11; [2024-11-09 22:58:04,521 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1805: #res := ~retValue_acc~12; [2024-11-09 22:58:04,701 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1515: #res := ~retValue_acc~9; [2024-11-09 22:58:04,720 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1848: #res := ~retValue_acc~14; [2024-11-09 22:58:04,772 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1897-1: isEmpty_#res#1 := isEmpty_~retValue_acc~16#1; [2024-11-09 22:58:04,841 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1123: #res := ~retValue_acc~6; [2024-11-09 22:58:04,905 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3515-1: main_#res#1 := main_~retValue_acc~31#1; [2024-11-09 22:58:04,905 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L92-1: valid_product_#res#1 := valid_product_~retValue_acc~1#1; [2024-11-09 22:58:04,920 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L887: #res := ~retValue_acc~5; [2024-11-09 22:58:05,094 INFO L? ?]: Removed 521 outVars from TransFormulas that were not future-live. [2024-11-09 22:58:05,095 INFO L307 CfgBuilder]: Performing block encoding [2024-11-09 22:58:05,135 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 22:58:05,135 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 22:58:05,135 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.11 10:58:05 BoogieIcfgContainer [2024-11-09 22:58:05,136 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-09 22:58:05,138 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 22:58:05,138 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 22:58:05,141 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 22:58:05,141 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 10:58:02" (1/3) ... [2024-11-09 22:58:05,142 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21f7a666 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:58:05, skipping insertion in model container [2024-11-09 22:58:05,142 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:03" (2/3) ... [2024-11-09 22:58:05,142 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21f7a666 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:58:05, skipping insertion in model container [2024-11-09 22:58:05,143 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.11 10:58:05" (3/3) ... [2024-11-09 22:58:05,144 INFO L112 eAbstractionObserver]: Analyzing ICFG elevator_spec3_product31.cil.c [2024-11-09 22:58:05,161 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 22:58:05,161 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 22:58:05,242 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 22:58:05,248 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;@417015c3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 22:58:05,248 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 22:58:05,255 INFO L276 IsEmpty]: Start isEmpty. Operand has 650 states, 507 states have (on average 1.6725838264299804) internal successors, (848), 525 states have internal predecessors, (848), 113 states have call successors, (113), 28 states have call predecessors, (113), 28 states have return successors, (113), 110 states have call predecessors, (113), 113 states have call successors, (113) [2024-11-09 22:58:05,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-09 22:58:05,285 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 22:58:05,286 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 22:58:05,286 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 22:58:05,291 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 22:58:05,292 INFO L85 PathProgramCache]: Analyzing trace with hash 177560903, now seen corresponding path program 1 times [2024-11-09 22:58:05,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 22:58:05,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1301707299] [2024-11-09 22:58:05,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:58:05,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 22:58:05,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:06,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-09 22:58:06,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:06,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:58:06,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:06,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-09 22:58:06,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:06,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:58:06,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:06,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-09 22:58:06,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:06,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-09 22:58:06,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:06,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-09 22:58:06,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:06,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-09 22:58:06,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:06,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-09 22:58:06,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:06,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:58:06,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:06,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-09 22:58:06,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:06,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-09 22:58:06,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:06,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:58:06,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:06,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:58:06,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:06,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-09 22:58:06,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:06,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-09 22:58:06,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:06,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-09 22:58:06,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:06,890 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-09 22:58:06,891 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 22:58:06,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1301707299] [2024-11-09 22:58:06,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1301707299] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 22:58:06,891 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 22:58:06,892 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 22:58:06,893 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975888372] [2024-11-09 22:58:06,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 22:58:06,899 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 22:58:06,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 22:58:06,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 22:58:06,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-09 22:58:06,929 INFO L87 Difference]: Start difference. First operand has 650 states, 507 states have (on average 1.6725838264299804) internal successors, (848), 525 states have internal predecessors, (848), 113 states have call successors, (113), 28 states have call predecessors, (113), 28 states have return successors, (113), 110 states have call predecessors, (113), 113 states have call successors, (113) Second operand has 10 states, 9 states have (on average 7.888888888888889) internal successors, (71), 6 states have internal predecessors, (71), 3 states have call successors, (18), 5 states have call predecessors, (18), 4 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-11-09 22:58:10,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 22:58:10,273 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=94, Invalid=326, Unknown=0, NotChecked=0, Total=420 [2024-11-09 22:58:10,277 INFO L432 NwaCegarLoop]: 102 mSDtfsCounter, 882 mSDsluCounter, 516 mSDsCounter, 0 mSdLazyCounter, 1640 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 894 SdHoareTripleChecker+Valid, 618 SdHoareTripleChecker+Invalid, 1771 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 1640 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-09 22:58:10,280 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [894 Valid, 618 Invalid, 1771 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 1640 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-09 22:58:10,282 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 22:58:10,282 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 22:58:10,285 INFO L158 Benchmark]: Toolchain (without parser) took 7832.80ms. Allocated memory was 172.0MB in the beginning and 295.7MB in the end (delta: 123.7MB). Free memory was 99.3MB in the beginning and 223.3MB in the end (delta: -124.0MB). Peak memory consumption was 134.6MB. Max. memory is 16.1GB. [2024-11-09 22:58:10,286 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 172.0MB. Free memory is still 131.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 22:58:10,286 INFO L158 Benchmark]: CACSL2BoogieTranslator took 770.75ms. Allocated memory is still 172.0MB. Free memory was 99.1MB in the beginning and 125.2MB in the end (delta: -26.1MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2024-11-09 22:58:10,286 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.33ms. Allocated memory is still 172.0MB. Free memory was 125.2MB in the beginning and 119.3MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 22:58:10,287 INFO L158 Benchmark]: Boogie Preprocessor took 104.35ms. Allocated memory is still 172.0MB. Free memory was 119.3MB in the beginning and 111.7MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-09 22:58:10,290 INFO L158 Benchmark]: IcfgBuilder took 1723.62ms. Allocated memory is still 172.0MB. Free memory was 111.7MB in the beginning and 69.1MB in the end (delta: 42.6MB). Peak memory consumption was 64.5MB. Max. memory is 16.1GB. [2024-11-09 22:58:10,290 INFO L158 Benchmark]: TraceAbstraction took 5147.04ms. Allocated memory was 172.0MB in the beginning and 295.7MB in the end (delta: 123.7MB). Free memory was 68.0MB in the beginning and 223.3MB in the end (delta: -155.2MB). Peak memory consumption was 99.6MB. Max. memory is 16.1GB. [2024-11-09 22:58:10,293 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 172.0MB. Free memory is still 131.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 770.75ms. Allocated memory is still 172.0MB. Free memory was 99.1MB in the beginning and 125.2MB in the end (delta: -26.1MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.33ms. Allocated memory is still 172.0MB. Free memory was 125.2MB in the beginning and 119.3MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 104.35ms. Allocated memory is still 172.0MB. Free memory was 119.3MB in the beginning and 111.7MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 1723.62ms. Allocated memory is still 172.0MB. Free memory was 111.7MB in the beginning and 69.1MB in the end (delta: 42.6MB). Peak memory consumption was 64.5MB. Max. memory is 16.1GB. * TraceAbstraction took 5147.04ms. Allocated memory was 172.0MB in the beginning and 295.7MB in the end (delta: 123.7MB). Free memory was 68.0MB in the beginning and 223.3MB in the end (delta: -155.2MB). Peak memory consumption was 99.6MB. 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,"wsllib_check.i","") [48] - GenericResultAtLocation [Line: 57]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [57] - GenericResultAtLocation [Line: 95]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification3_spec.i","") [95] - GenericResultAtLocation [Line: 287]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [287] - GenericResultAtLocation [Line: 653]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"UnitTests.i","") [653] - GenericResultAtLocation [Line: 752]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [752] - GenericResultAtLocation [Line: 770]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Floor.i","") [770] - GenericResultAtLocation [Line: 1437]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Person.i","") [1437] - GenericResultAtLocation [Line: 1557]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Elevator.i","") [1557] - GenericResultAtLocation [Line: 3170]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [3170] * 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 22:58:10,324 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with 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_spec3_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 752f24c6361e3daac9b48908e677c53c177497426b343006dfb6bc7474fe1fb2 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-09 22:58:12,576 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 22:58:12,648 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-09 22:58:12,652 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 22:58:12,652 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 22:58:12,686 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 22:58:12,687 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 22:58:12,687 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 22:58:12,688 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 22:58:12,691 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 22:58:12,692 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 22:58:12,692 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 22:58:12,692 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 22:58:12,693 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 22:58:12,693 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 22:58:12,693 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 22:58:12,693 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 22:58:12,694 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 22:58:12,694 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 22:58:12,694 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 22:58:12,694 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 22:58:12,695 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 22:58:12,696 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 22:58:12,696 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 22:58:12,696 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 22:58:12,697 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 22:58:12,697 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 22:58:12,697 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 22:58:12,697 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 22:58:12,697 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 22:58:12,698 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-09 22:58:12,698 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 22:58:12,698 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 22:58:12,698 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 22:58:12,698 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 22:58:12,699 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 22:58:12,699 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 22:58:12,701 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 22:58:12,701 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-09 22:58:12,701 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 22:58:12,701 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 22:58:12,701 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 22:58:12,702 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 22:58:12,702 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 22:58:12,702 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 752f24c6361e3daac9b48908e677c53c177497426b343006dfb6bc7474fe1fb2 [2024-11-09 22:58:13,006 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 22:58:13,024 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 22:58:13,028 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 22:58:13,029 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 22:58:13,030 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 22:58:13,031 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec3_product31.cil.c [2024-11-09 22:58:14,575 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 22:58:14,908 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 22:58:14,911 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec3_product31.cil.c [2024-11-09 22:58:14,952 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ba84b3ec/dd1ea1077af84ae4b1c07c849d06c869/FLAG0fc536d9f [2024-11-09 22:58:14,974 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ba84b3ec/dd1ea1077af84ae4b1c07c849d06c869 [2024-11-09 22:58:14,976 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 22:58:14,977 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 22:58:14,980 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 22:58:14,980 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 22:58:14,985 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 22:58:14,986 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:58:14" (1/1) ... [2024-11-09 22:58:14,987 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50e6300a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:14, skipping insertion in model container [2024-11-09 22:58:14,987 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:58:14" (1/1) ... [2024-11-09 22:58:15,048 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 22:58:15,249 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_spec3_product31.cil.c[1545,1558] [2024-11-09 22:58:15,304 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 22:58:15,308 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 22:58:15,319 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 22:58:15,325 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 22:58:15,330 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 22:58:15,341 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 22:58:15,342 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 22:58:15,344 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 22:58:15,346 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 22:58:15,565 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 22:58:15,579 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 22:58:15,588 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [48] [2024-11-09 22:58:15,589 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [57] [2024-11-09 22:58:15,590 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification3_spec.i","") [95] [2024-11-09 22:58:15,590 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [287] [2024-11-09 22:58:15,590 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"UnitTests.i","") [653] [2024-11-09 22:58:15,590 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [752] [2024-11-09 22:58:15,590 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Floor.i","") [770] [2024-11-09 22:58:15,591 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Person.i","") [1437] [2024-11-09 22:58:15,591 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Elevator.i","") [1557] [2024-11-09 22:58:15,591 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [3170] [2024-11-09 22:58:15,594 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_spec3_product31.cil.c[1545,1558] [2024-11-09 22:58:15,714 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 22:58:15,753 INFO L204 MainTranslator]: Completed translation [2024-11-09 22:58:15,754 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:15 WrapperNode [2024-11-09 22:58:15,754 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 22:58:15,755 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 22:58:15,755 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 22:58:15,755 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 22:58:15,762 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:15" (1/1) ... [2024-11-09 22:58:15,797 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:15" (1/1) ... [2024-11-09 22:58:15,853 INFO L138 Inliner]: procedures = 97, calls = 355, calls flagged for inlining = 27, calls inlined = 24, statements flattened = 922 [2024-11-09 22:58:15,857 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 22:58:15,858 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 22:58:15,858 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 22:58:15,858 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 22:58:15,871 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:15" (1/1) ... [2024-11-09 22:58:15,871 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:15" (1/1) ... [2024-11-09 22:58:15,885 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:15" (1/1) ... [2024-11-09 22:58:15,918 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 22:58:15,918 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:15" (1/1) ... [2024-11-09 22:58:15,918 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:15" (1/1) ... [2024-11-09 22:58:15,945 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:15" (1/1) ... [2024-11-09 22:58:15,946 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:15" (1/1) ... [2024-11-09 22:58:15,951 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:15" (1/1) ... [2024-11-09 22:58:15,956 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:15" (1/1) ... [2024-11-09 22:58:15,973 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 22:58:15,974 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-09 22:58:15,974 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-09 22:58:15,975 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-09 22:58:15,979 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:15" (1/1) ... [2024-11-09 22:58:15,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 22:58:16,006 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 22:58:16,026 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 22:58:16,029 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 22:58:16,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 22:58:16,074 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2024-11-09 22:58:16,074 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2024-11-09 22:58:16,075 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2024-11-09 22:58:16,075 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2024-11-09 22:58:16,075 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2024-11-09 22:58:16,075 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2024-11-09 22:58:16,075 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2024-11-09 22:58:16,075 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2024-11-09 22:58:16,076 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2024-11-09 22:58:16,077 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2024-11-09 22:58:16,078 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2024-11-09 22:58:16,078 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2024-11-09 22:58:16,078 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2024-11-09 22:58:16,078 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2024-11-09 22:58:16,078 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2024-11-09 22:58:16,079 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2024-11-09 22:58:16,079 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2024-11-09 22:58:16,079 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2024-11-09 22:58:16,079 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2024-11-09 22:58:16,079 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2024-11-09 22:58:16,080 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2024-11-09 22:58:16,080 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2024-11-09 22:58:16,080 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2024-11-09 22:58:16,080 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2024-11-09 22:58:16,080 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2024-11-09 22:58:16,080 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2024-11-09 22:58:16,080 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2024-11-09 22:58:16,080 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2024-11-09 22:58:16,080 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2024-11-09 22:58:16,080 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2024-11-09 22:58:16,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-09 22:58:16,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-09 22:58:16,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-09 22:58:16,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-09 22:58:16,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-09 22:58:16,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-09 22:58:16,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-09 22:58:16,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-09 22:58:16,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-09 22:58:16,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-09 22:58:16,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-09 22:58:16,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-09 22:58:16,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-11-09 22:58:16,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-11-09 22:58:16,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2024-11-09 22:58:16,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2024-11-09 22:58:16,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#16 [2024-11-09 22:58:16,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#17 [2024-11-09 22:58:16,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#18 [2024-11-09 22:58:16,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#19 [2024-11-09 22:58:16,082 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2024-11-09 22:58:16,082 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2024-11-09 22:58:16,083 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2024-11-09 22:58:16,083 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2024-11-09 22:58:16,084 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2024-11-09 22:58:16,084 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2024-11-09 22:58:16,084 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2024-11-09 22:58:16,084 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2024-11-09 22:58:16,084 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2024-11-09 22:58:16,085 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2024-11-09 22:58:16,085 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2024-11-09 22:58:16,085 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2024-11-09 22:58:16,085 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2024-11-09 22:58:16,085 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2024-11-09 22:58:16,086 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2024-11-09 22:58:16,086 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2024-11-09 22:58:16,086 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2024-11-09 22:58:16,087 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2024-11-09 22:58:16,087 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2024-11-09 22:58:16,087 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2024-11-09 22:58:16,087 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2024-11-09 22:58:16,087 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2024-11-09 22:58:16,087 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2024-11-09 22:58:16,087 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2024-11-09 22:58:16,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 22:58:16,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 22:58:16,088 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2024-11-09 22:58:16,088 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2024-11-09 22:58:16,279 INFO L256 CfgBuilder]: Building ICFG [2024-11-09 22:58:16,281 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 22:58:16,387 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2529: #res#1 := ~retValue_acc~24#1; [2024-11-09 22:58:16,387 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2501-1: stopRequestedAtCurrentFloor__wrappee__empty_#res#1 := stopRequestedAtCurrentFloor__wrappee__empty_~retValue_acc~23#1; [2024-11-09 22:58:16,393 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1857: #res := ~retValue_acc~15; [2024-11-09 22:58:16,419 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1476: #res := ~retValue_acc~8; [2024-11-09 22:58:16,459 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3158: #res := ~retValue_acc~28; [2024-11-09 22:58:16,541 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2445-1: isAnyLiftButtonPressed_#res#1 := isAnyLiftButtonPressed_~retValue_acc~22#1; [2024-11-09 22:58:16,542 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2382-1: stopRequestedInDirection__wrappee__twothirdsfull_#res#1 := stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~20#1; [2024-11-09 22:58:16,542 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2411: #res#1 := ~retValue_acc~21#1; [2024-11-09 22:58:16,551 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2574: #res := ~retValue_acc~26; [2024-11-09 22:58:16,780 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2342: #res := ~retValue_acc~19; [2024-11-09 22:58:16,880 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1977-1: anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~17#1; [2024-11-09 22:58:16,881 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1990-1: isIdle_#res#1 := isIdle_~retValue_acc~18#1; [2024-11-09 22:58:17,091 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2560-1: stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~25#1; [2024-11-09 22:58:17,098 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1434: #res := ~retValue_acc~7; [2024-11-09 22:58:17,113 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1554: #res := ~retValue_acc~10; [2024-11-09 22:58:17,115 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1632: #res := ~retValue_acc~11; [2024-11-09 22:58:17,117 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1805: #res := ~retValue_acc~12; [2024-11-09 22:58:17,297 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1515: #res := ~retValue_acc~9; [2024-11-09 22:58:17,321 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1848: #res := ~retValue_acc~14; [2024-11-09 22:58:17,370 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1897-1: isEmpty_#res#1 := isEmpty_~retValue_acc~16#1; [2024-11-09 22:58:17,467 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1123: #res := ~retValue_acc~6; [2024-11-09 22:58:17,553 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3515-1: main_#res#1 := main_~retValue_acc~31#1; [2024-11-09 22:58:17,554 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L92-1: valid_product_#res#1 := valid_product_~retValue_acc~1#1; [2024-11-09 22:58:17,570 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L887: #res := ~retValue_acc~5; [2024-11-09 22:58:17,741 INFO L? ?]: Removed 521 outVars from TransFormulas that were not future-live. [2024-11-09 22:58:17,741 INFO L307 CfgBuilder]: Performing block encoding [2024-11-09 22:58:17,777 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 22:58:17,781 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 22:58:17,782 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.11 10:58:17 BoogieIcfgContainer [2024-11-09 22:58:17,782 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-09 22:58:17,784 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 22:58:17,786 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 22:58:17,790 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 22:58:17,790 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 10:58:14" (1/3) ... [2024-11-09 22:58:17,791 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a937471 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:58:17, skipping insertion in model container [2024-11-09 22:58:17,791 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:15" (2/3) ... [2024-11-09 22:58:17,791 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a937471 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:58:17, skipping insertion in model container [2024-11-09 22:58:17,792 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.11 10:58:17" (3/3) ... [2024-11-09 22:58:17,794 INFO L112 eAbstractionObserver]: Analyzing ICFG elevator_spec3_product31.cil.c [2024-11-09 22:58:17,810 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 22:58:17,811 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 22:58:17,908 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 22:58:17,914 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;@3ea1b7f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 22:58:17,914 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 22:58:17,920 INFO L276 IsEmpty]: Start isEmpty. Operand has 650 states, 507 states have (on average 1.6725838264299804) internal successors, (848), 525 states have internal predecessors, (848), 113 states have call successors, (113), 28 states have call predecessors, (113), 28 states have return successors, (113), 110 states have call predecessors, (113), 113 states have call successors, (113) [2024-11-09 22:58:17,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-09 22:58:17,949 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 22:58:17,950 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 22:58:17,951 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 22:58:17,956 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 22:58:17,956 INFO L85 PathProgramCache]: Analyzing trace with hash 177560903, now seen corresponding path program 1 times [2024-11-09 22:58:17,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-09 22:58:17,971 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [630681016] [2024-11-09 22:58:17,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:58:17,972 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 22:58:17,975 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-09 22:58:17,978 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 22:58:17,995 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 22:58:18,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:18,471 INFO L255 TraceCheckSpWp]: Trace formula consists of 852 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 22:58:18,480 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 22:58:18,615 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-09 22:58:18,616 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 22:58:18,616 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-09 22:58:18,617 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [630681016] [2024-11-09 22:58:18,618 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [630681016] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 22:58:18,618 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 22:58:18,618 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 22:58:18,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143124949] [2024-11-09 22:58:18,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 22:58:18,625 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 22:58:18,625 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-09 22:58:18,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 22:58:18,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 22:58:18,656 INFO L87 Difference]: Start difference. First operand has 650 states, 507 states have (on average 1.6725838264299804) internal successors, (848), 525 states have internal predecessors, (848), 113 states have call successors, (113), 28 states have call predecessors, (113), 28 states have return successors, (113), 110 states have call predecessors, (113), 113 states have call successors, (113) Second operand has 7 states, 6 states have (on average 11.833333333333334) internal successors, (71), 6 states have internal predecessors, (71), 3 states have call successors, (18), 2 states have call predecessors, (18), 4 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-11-09 22:58:18,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-09 22:58:18,815 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-09 22:58:18,819 INFO L432 NwaCegarLoop]: 336 mSDtfsCounter, 91 mSDsluCounter, 1594 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 1930 SdHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 22:58:18,820 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [92 Valid, 1930 Invalid, 71 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 22:58:18,836 INFO L552 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)] Ended with exit code 0 [2024-11-09 22:58:19,022 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 22:58:19,023 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 22:58:19,026 INFO L158 Benchmark]: Toolchain (without parser) took 4048.25ms. Allocated memory was 62.9MB in the beginning and 94.4MB in the end (delta: 31.5MB). Free memory was 42.1MB in the beginning and 26.5MB in the end (delta: 15.7MB). Peak memory consumption was 46.9MB. Max. memory is 16.1GB. [2024-11-09 22:58:19,026 INFO L158 Benchmark]: CDTParser took 0.93ms. Allocated memory is still 48.2MB. Free memory was 28.4MB in the beginning and 28.3MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 22:58:19,027 INFO L158 Benchmark]: CACSL2BoogieTranslator took 774.14ms. Allocated memory was 62.9MB in the beginning and 77.6MB in the end (delta: 14.7MB). Free memory was 41.9MB in the beginning and 41.1MB in the end (delta: 851.1kB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. [2024-11-09 22:58:19,027 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.70ms. Allocated memory is still 77.6MB. Free memory was 41.1MB in the beginning and 35.7MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 22:58:19,028 INFO L158 Benchmark]: Boogie Preprocessor took 115.56ms. Allocated memory is still 77.6MB. Free memory was 35.7MB in the beginning and 50.2MB in the end (delta: -14.5MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2024-11-09 22:58:19,029 INFO L158 Benchmark]: IcfgBuilder took 1807.81ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 50.2MB in the beginning and 32.3MB in the end (delta: 17.9MB). Peak memory consumption was 35.2MB. Max. memory is 16.1GB. [2024-11-09 22:58:19,030 INFO L158 Benchmark]: TraceAbstraction took 1241.32ms. Allocated memory is still 94.4MB. Free memory was 31.6MB in the beginning and 26.5MB in the end (delta: 5.1MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. [2024-11-09 22:58:19,032 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.93ms. Allocated memory is still 48.2MB. Free memory was 28.4MB in the beginning and 28.3MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 774.14ms. Allocated memory was 62.9MB in the beginning and 77.6MB in the end (delta: 14.7MB). Free memory was 41.9MB in the beginning and 41.1MB in the end (delta: 851.1kB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.70ms. Allocated memory is still 77.6MB. Free memory was 41.1MB in the beginning and 35.7MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 115.56ms. Allocated memory is still 77.6MB. Free memory was 35.7MB in the beginning and 50.2MB in the end (delta: -14.5MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * IcfgBuilder took 1807.81ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 50.2MB in the beginning and 32.3MB in the end (delta: 17.9MB). Peak memory consumption was 35.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1241.32ms. Allocated memory is still 94.4MB. Free memory was 31.6MB in the beginning and 26.5MB in the end (delta: 5.1MB). Peak memory consumption was 4.6MB. 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,"wsllib_check.i","") [48] - GenericResultAtLocation [Line: 57]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [57] - GenericResultAtLocation [Line: 95]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification3_spec.i","") [95] - GenericResultAtLocation [Line: 287]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [287] - GenericResultAtLocation [Line: 653]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"UnitTests.i","") [653] - GenericResultAtLocation [Line: 752]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [752] - GenericResultAtLocation [Line: 770]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Floor.i","") [770] - GenericResultAtLocation [Line: 1437]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Person.i","") [1437] - GenericResultAtLocation [Line: 1557]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Elevator.i","") [1557] - GenericResultAtLocation [Line: 3170]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [3170] * 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 22:58:19,075 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with 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