./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/elevator_spec9_product28.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_spec9_product28.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 339ae17141354782861ad14ce1f1515b53735bca35311ebbaf6a68a6022f4172 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-09 22:58:14,434 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 22:58:14,482 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-09 22:58:14,487 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 22:58:14,487 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 22:58:14,508 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 22:58:14,509 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 22:58:14,509 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 22:58:14,510 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 22:58:14,511 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 22:58:14,511 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 22:58:14,511 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 22:58:14,512 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 22:58:14,513 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 22:58:14,513 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 22:58:14,514 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 22:58:14,514 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 22:58:14,514 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 22:58:14,514 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 22:58:14,514 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 22:58:14,514 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 22:58:14,518 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 22:58:14,518 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 22:58:14,518 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 22:58:14,519 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 22:58:14,519 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 22:58:14,519 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 22:58:14,519 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 22:58:14,519 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-09 22:58:14,520 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 22:58:14,520 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 22:58:14,520 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 22:58:14,520 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 22:58:14,520 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 22:58:14,520 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 22:58:14,520 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 22:58:14,521 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 22:58:14,521 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 22:58:14,521 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 22:58:14,521 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 22:58:14,521 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 22:58:14,521 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 22:58:14,521 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 339ae17141354782861ad14ce1f1515b53735bca35311ebbaf6a68a6022f4172 [2024-11-09 22:58:14,708 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 22:58:14,726 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 22:58:14,728 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 22:58:14,730 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 22:58:14,730 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 22:58:14,731 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec9_product28.cil.c [2024-11-09 22:58:15,907 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 22:58:16,132 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 22:58:16,133 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec9_product28.cil.c [2024-11-09 22:58:16,150 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35dbef841/da98389119f641e1b076dd730fbbdd5c/FLAG5ba24ccba [2024-11-09 22:58:16,482 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35dbef841/da98389119f641e1b076dd730fbbdd5c [2024-11-09 22:58:16,484 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 22:58:16,485 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 22:58:16,486 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 22:58:16,486 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 22:58:16,491 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 22:58:16,491 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:58:16" (1/1) ... [2024-11-09 22:58:16,492 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c1245c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:16, skipping insertion in model container [2024-11-09 22:58:16,492 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:58:16" (1/1) ... [2024-11-09 22:58:16,547 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 22:58:16,975 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_spec9_product28.cil.c[73050,73063] [2024-11-09 22:58:16,979 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 22:58:16,989 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 22:58:16,995 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Floor.i","") [48] [2024-11-09 22:58:16,997 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Person.i","") [716] [2024-11-09 22:58:16,997 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [837] [2024-11-09 22:58:16,998 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Elevator.i","") [875] [2024-11-09 22:58:16,998 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [2483] [2024-11-09 22:58:16,998 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification9_spec.i","") [2849] [2024-11-09 22:58:16,999 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [3009] [2024-11-09 22:58:16,999 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [3361] [2024-11-09 22:58:16,999 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"UnitTests.i","") [3373] [2024-11-09 22:58:16,999 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [3464] [2024-11-09 22:58:17,068 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_spec9_product28.cil.c[73050,73063] [2024-11-09 22:58:17,068 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 22:58:17,092 INFO L204 MainTranslator]: Completed translation [2024-11-09 22:58:17,093 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:17 WrapperNode [2024-11-09 22:58:17,093 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 22:58:17,093 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 22:58:17,094 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 22:58:17,094 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 22:58:17,098 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:17" (1/1) ... [2024-11-09 22:58:17,124 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:17" (1/1) ... [2024-11-09 22:58:17,164 INFO L138 Inliner]: procedures = 97, calls = 345, calls flagged for inlining = 27, calls inlined = 23, statements flattened = 1129 [2024-11-09 22:58:17,164 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 22:58:17,165 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 22:58:17,165 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 22:58:17,165 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 22:58:17,175 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:17" (1/1) ... [2024-11-09 22:58:17,176 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:17" (1/1) ... [2024-11-09 22:58:17,180 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:17" (1/1) ... [2024-11-09 22:58:17,211 INFO L175 MemorySlicer]: Split 81 memory accesses to 20 slices as follows [2, 4, 4, 5, 3, 3, 5, 7, 4, 4, 4, 4, 4, 6, 4, 4, 4, 4, 4, 2]. 9 percent of accesses are in the largest equivalence class. The 81 initializations are split as follows [2, 4, 4, 5, 3, 3, 5, 7, 4, 4, 4, 4, 4, 6, 4, 4, 4, 4, 4, 2]. 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 22:58:17,212 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:17" (1/1) ... [2024-11-09 22:58:17,212 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:17" (1/1) ... [2024-11-09 22:58:17,225 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:17" (1/1) ... [2024-11-09 22:58:17,230 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:17" (1/1) ... [2024-11-09 22:58:17,234 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:17" (1/1) ... [2024-11-09 22:58:17,240 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:17" (1/1) ... [2024-11-09 22:58:17,249 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 22:58:17,250 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-09 22:58:17,250 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-09 22:58:17,250 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-09 22:58:17,251 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:17" (1/1) ... [2024-11-09 22:58:17,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 22:58:17,263 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 22:58:17,275 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 22:58:17,276 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 22:58:17,311 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2024-11-09 22:58:17,312 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2024-11-09 22:58:17,312 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2024-11-09 22:58:17,312 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2024-11-09 22:58:17,312 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2024-11-09 22:58:17,312 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2024-11-09 22:58:17,312 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2024-11-09 22:58:17,312 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2024-11-09 22:58:17,312 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2024-11-09 22:58:17,313 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2024-11-09 22:58:17,313 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2024-11-09 22:58:17,313 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2024-11-09 22:58:17,313 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2024-11-09 22:58:17,313 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2024-11-09 22:58:17,314 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2024-11-09 22:58:17,314 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2024-11-09 22:58:17,314 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2024-11-09 22:58:17,315 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2024-11-09 22:58:17,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 22:58:17,315 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2024-11-09 22:58:17,316 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2024-11-09 22:58:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2024-11-09 22:58:17,316 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2024-11-09 22:58:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2024-11-09 22:58:17,316 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2024-11-09 22:58:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2024-11-09 22:58:17,316 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2024-11-09 22:58:17,317 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2024-11-09 22:58:17,317 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2024-11-09 22:58:17,317 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2024-11-09 22:58:17,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2024-11-09 22:58:17,318 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2024-11-09 22:58:17,318 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2024-11-09 22:58:17,318 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2024-11-09 22:58:17,318 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2024-11-09 22:58:17,318 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2024-11-09 22:58:17,318 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2024-11-09 22:58:17,318 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2024-11-09 22:58:17,320 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2024-11-09 22:58:17,321 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2024-11-09 22:58:17,321 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2024-11-09 22:58:17,321 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2024-11-09 22:58:17,321 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2024-11-09 22:58:17,321 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2024-11-09 22:58:17,321 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2024-11-09 22:58:17,321 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2024-11-09 22:58:17,321 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2024-11-09 22:58:17,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 22:58:17,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-09 22:58:17,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-09 22:58:17,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-09 22:58:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-09 22:58:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-09 22:58:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-09 22:58:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-09 22:58:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-09 22:58:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-09 22:58:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-09 22:58:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-09 22:58:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-09 22:58:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-09 22:58:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-09 22:58:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-09 22:58:17,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-09 22:58:17,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-09 22:58:17,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-09 22:58:17,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-09 22:58:17,323 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2024-11-09 22:58:17,324 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2024-11-09 22:58:17,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 22:58:17,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 22:58:17,324 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2024-11-09 22:58:17,324 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2024-11-09 22:58:17,324 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__executivefloor [2024-11-09 22:58:17,324 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__executivefloor [2024-11-09 22:58:17,469 INFO L256 CfgBuilder]: Building ICFG [2024-11-09 22:58:17,471 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 22:58:17,523 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L834: #res := ~retValue_acc~5; [2024-11-09 22:58:17,541 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L756: #res := ~retValue_acc~3; [2024-11-09 22:58:17,543 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L961: #res := ~retValue_acc~8; [2024-11-09 22:58:17,553 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1139: #res := ~retValue_acc~9; [2024-11-09 22:58:17,616 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1182-1: buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~11#1; [2024-11-09 22:58:17,616 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1795: #res#1 := ~retValue_acc~19#1; [2024-11-09 22:58:17,619 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2471: #res := ~retValue_acc~23; [2024-11-09 22:58:17,867 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1705: #res#1 := ~retValue_acc~17#1; [2024-11-09 22:58:17,867 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1676-1: stopRequestedInDirection__wrappee__empty_#res#1 := stopRequestedInDirection__wrappee__empty_~retValue_acc~16#1; [2024-11-09 22:58:17,935 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1840: #res := ~retValue_acc~21; [2024-11-09 22:58:17,950 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L795: #res := ~retValue_acc~4; [2024-11-09 22:58:17,971 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1231: #res := ~retValue_acc~13; [2024-11-09 22:58:18,074 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1311-1: anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~14#1; [2024-11-09 22:58:18,075 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1324-1: isIdle_#res#1 := isIdle_~retValue_acc~15#1; [2024-11-09 22:58:18,131 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L402: #res := ~retValue_acc~1; [2024-11-09 22:58:18,191 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L872-1: valid_product_#res#1 := valid_product_~retValue_acc~7#1; [2024-11-09 22:58:18,192 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3358-1: main_#res#1 := main_~retValue_acc~29#1; [2024-11-09 22:58:18,201 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L166: #res := ~retValue_acc~0; [2024-11-09 22:58:18,203 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1148: #res := ~retValue_acc~10; [2024-11-09 22:58:18,208 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L713: #res := ~retValue_acc~2; [2024-11-09 22:58:18,277 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1826-1: stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; [2024-11-09 22:58:18,385 INFO L? ?]: Removed 484 outVars from TransFormulas that were not future-live. [2024-11-09 22:58:18,385 INFO L307 CfgBuilder]: Performing block encoding [2024-11-09 22:58:18,433 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 22:58:18,433 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 22:58:18,435 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.11 10:58:18 BoogieIcfgContainer [2024-11-09 22:58:18,435 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-09 22:58:18,436 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 22:58:18,438 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 22:58:18,440 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 22:58:18,440 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 10:58:16" (1/3) ... [2024-11-09 22:58:18,441 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fccd8dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:58:18, skipping insertion in model container [2024-11-09 22:58:18,441 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:17" (2/3) ... [2024-11-09 22:58:18,441 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fccd8dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:58:18, skipping insertion in model container [2024-11-09 22:58:18,441 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.11 10:58:18" (3/3) ... [2024-11-09 22:58:18,442 INFO L112 eAbstractionObserver]: Analyzing ICFG elevator_spec9_product28.cil.c [2024-11-09 22:58:18,454 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 22:58:18,454 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 22:58:18,527 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 22:58:18,534 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;@33116036, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 22:58:18,535 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 22:58:18,541 INFO L276 IsEmpty]: Start isEmpty. Operand has 597 states, 472 states have (on average 1.7033898305084745) internal successors, (804), 495 states have internal predecessors, (804), 97 states have call successors, (97), 26 states have call predecessors, (97), 26 states have return successors, (97), 90 states have call predecessors, (97), 97 states have call successors, (97) [2024-11-09 22:58:18,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-09 22:58:18,558 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 22:58:18,558 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:58:18,559 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 22:58:18,563 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 22:58:18,564 INFO L85 PathProgramCache]: Analyzing trace with hash -1581135293, now seen corresponding path program 1 times [2024-11-09 22:58:18,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 22:58:18,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [878444282] [2024-11-09 22:58:18,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:58:18,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 22:58:18,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:19,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-09 22:58:19,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:19,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:58:19,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:19,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-09 22:58:19,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:19,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-09 22:58:19,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:19,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:58:19,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:19,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:58:19,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:19,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-09 22:58:19,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:19,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-09 22:58:19,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:19,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 22:58:19,556 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 22:58:19,556 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [878444282] [2024-11-09 22:58:19,556 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [878444282] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 22:58:19,557 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 22:58:19,557 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-09 22:58:19,558 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960868197] [2024-11-09 22:58:19,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 22:58:19,562 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 22:58:19,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 22:58:19,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 22:58:19,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-09 22:58:19,588 INFO L87 Difference]: Start difference. First operand has 597 states, 472 states have (on average 1.7033898305084745) internal successors, (804), 495 states have internal predecessors, (804), 97 states have call successors, (97), 26 states have call predecessors, (97), 26 states have return successors, (97), 90 states have call predecessors, (97), 97 states have call successors, (97) Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (9), 4 states have call predecessors, (9), 3 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-09 22:58:21,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 22:58:21,103 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-09 22:58:21,105 INFO L432 NwaCegarLoop]: 114 mSDtfsCounter, 249 mSDsluCounter, 289 mSDsCounter, 0 mSdLazyCounter, 907 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 260 SdHoareTripleChecker+Valid, 403 SdHoareTripleChecker+Invalid, 941 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 907 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 22:58:21,106 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [260 Valid, 403 Invalid, 941 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 907 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 22:58:21,106 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 22:58:21,107 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 22:58:21,110 INFO L158 Benchmark]: Toolchain (without parser) took 4624.59ms. Allocated memory was 176.2MB in the beginning and 249.6MB in the end (delta: 73.4MB). Free memory was 115.6MB in the beginning and 192.4MB in the end (delta: -76.9MB). Peak memory consumption was 125.5MB. Max. memory is 16.1GB. [2024-11-09 22:58:21,110 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 96.5MB. Free memory is still 50.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 22:58:21,110 INFO L158 Benchmark]: CACSL2BoogieTranslator took 606.82ms. Allocated memory is still 176.2MB. Free memory was 115.1MB in the beginning and 112.8MB in the end (delta: 2.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 22:58:21,111 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.89ms. Allocated memory is still 176.2MB. Free memory was 112.8MB in the beginning and 107.3MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 22:58:21,111 INFO L158 Benchmark]: Boogie Preprocessor took 84.64ms. Allocated memory is still 176.2MB. Free memory was 107.3MB in the beginning and 100.2MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-09 22:58:21,111 INFO L158 Benchmark]: IcfgBuilder took 1184.93ms. Allocated memory was 176.2MB in the beginning and 249.6MB in the end (delta: 73.4MB). Free memory was 100.2MB in the beginning and 209.2MB in the end (delta: -108.9MB). Peak memory consumption was 54.3MB. Max. memory is 16.1GB. [2024-11-09 22:58:21,112 INFO L158 Benchmark]: TraceAbstraction took 2672.92ms. Allocated memory is still 249.6MB. Free memory was 208.2MB in the beginning and 192.4MB in the end (delta: 15.8MB). Peak memory consumption was 144.7MB. Max. memory is 16.1GB. [2024-11-09 22:58:21,115 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 96.5MB. Free memory is still 50.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 606.82ms. Allocated memory is still 176.2MB. Free memory was 115.1MB in the beginning and 112.8MB in the end (delta: 2.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.89ms. Allocated memory is still 176.2MB. Free memory was 112.8MB in the beginning and 107.3MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.64ms. Allocated memory is still 176.2MB. Free memory was 107.3MB in the beginning and 100.2MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 1184.93ms. Allocated memory was 176.2MB in the beginning and 249.6MB in the end (delta: 73.4MB). Free memory was 100.2MB in the beginning and 209.2MB in the end (delta: -108.9MB). Peak memory consumption was 54.3MB. Max. memory is 16.1GB. * TraceAbstraction took 2672.92ms. Allocated memory is still 249.6MB. Free memory was 208.2MB in the beginning and 192.4MB in the end (delta: 15.8MB). Peak memory consumption was 144.7MB. 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,"Floor.i","") [48] - GenericResultAtLocation [Line: 716]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Person.i","") [716] - GenericResultAtLocation [Line: 837]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [837] - GenericResultAtLocation [Line: 875]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Elevator.i","") [875] - GenericResultAtLocation [Line: 2483]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [2483] - GenericResultAtLocation [Line: 2849]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification9_spec.i","") [2849] - GenericResultAtLocation [Line: 3009]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [3009] - GenericResultAtLocation [Line: 3361]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [3361] - GenericResultAtLocation [Line: 3373]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"UnitTests.i","") [3373] - GenericResultAtLocation [Line: 3464]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [3464] * 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 22:58:21,141 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_spec9_product28.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 339ae17141354782861ad14ce1f1515b53735bca35311ebbaf6a68a6022f4172 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-09 22:58:22,886 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 22:58:22,944 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-09 22:58:22,948 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 22:58:22,949 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 22:58:22,968 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 22:58:22,969 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 22:58:22,969 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 22:58:22,970 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 22:58:22,972 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 22:58:22,973 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 22:58:22,973 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 22:58:22,973 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 22:58:22,973 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 22:58:22,973 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 22:58:22,974 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 22:58:22,974 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 22:58:22,974 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 22:58:22,975 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 22:58:22,975 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 22:58:22,975 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 22:58:22,975 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 22:58:22,976 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 22:58:22,976 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 22:58:22,976 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 22:58:22,976 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 22:58:22,976 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 22:58:22,977 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 22:58:22,977 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 22:58:22,977 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 22:58:22,978 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-09 22:58:22,978 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 22:58:22,978 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 22:58:22,978 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 22:58:22,979 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 22:58:22,979 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 22:58:22,979 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 22:58:22,979 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 22:58:22,980 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-09 22:58:22,980 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 22:58:22,980 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 22:58:22,980 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 22:58:22,980 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 22:58:22,980 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 22:58:22,981 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 339ae17141354782861ad14ce1f1515b53735bca35311ebbaf6a68a6022f4172 [2024-11-09 22:58:23,226 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 22:58:23,241 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 22:58:23,243 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 22:58:23,245 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 22:58:23,245 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 22:58:23,246 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec9_product28.cil.c [2024-11-09 22:58:24,471 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 22:58:24,737 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 22:58:24,738 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec9_product28.cil.c [2024-11-09 22:58:24,761 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/489aa17f8/cdeca73232574110bf43e4e08c34323c/FLAG2dd724caf [2024-11-09 22:58:24,774 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/489aa17f8/cdeca73232574110bf43e4e08c34323c [2024-11-09 22:58:24,777 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 22:58:24,778 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 22:58:24,780 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 22:58:24,780 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 22:58:24,784 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 22:58:24,785 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:58:24" (1/1) ... [2024-11-09 22:58:24,785 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@679a9613 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:24, skipping insertion in model container [2024-11-09 22:58:24,785 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:58:24" (1/1) ... [2024-11-09 22:58:24,836 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 22:58:25,200 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 22:58:25,204 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 22:58:25,209 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 22:58:25,211 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 22:58:25,217 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 22:58:25,225 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 22:58:25,226 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 22:58:25,227 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 22:58:25,228 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 22:58:25,274 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_spec9_product28.cil.c[73050,73063] [2024-11-09 22:58:25,278 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 22:58:25,289 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 22:58:25,296 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Floor.i","") [48] [2024-11-09 22:58:25,297 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Person.i","") [716] [2024-11-09 22:58:25,298 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [837] [2024-11-09 22:58:25,298 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Elevator.i","") [875] [2024-11-09 22:58:25,298 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [2483] [2024-11-09 22:58:25,299 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification9_spec.i","") [2849] [2024-11-09 22:58:25,299 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [3009] [2024-11-09 22:58:25,299 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [3361] [2024-11-09 22:58:25,299 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"UnitTests.i","") [3373] [2024-11-09 22:58:25,299 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [3464] [2024-11-09 22:58:25,377 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_spec9_product28.cil.c[73050,73063] [2024-11-09 22:58:25,377 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 22:58:25,402 INFO L204 MainTranslator]: Completed translation [2024-11-09 22:58:25,402 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:25 WrapperNode [2024-11-09 22:58:25,402 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 22:58:25,403 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 22:58:25,403 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 22:58:25,403 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 22:58:25,408 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:25" (1/1) ... [2024-11-09 22:58:25,435 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:25" (1/1) ... [2024-11-09 22:58:25,487 INFO L138 Inliner]: procedures = 99, calls = 345, calls flagged for inlining = 27, calls inlined = 23, statements flattened = 1070 [2024-11-09 22:58:25,487 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 22:58:25,488 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 22:58:25,488 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 22:58:25,488 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 22:58:25,500 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:25" (1/1) ... [2024-11-09 22:58:25,500 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:25" (1/1) ... [2024-11-09 22:58:25,508 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:25" (1/1) ... [2024-11-09 22:58:25,536 INFO L175 MemorySlicer]: Split 81 memory accesses to 20 slices as follows [2, 4, 4, 5, 3, 3, 5, 7, 4, 4, 4, 4, 4, 6, 4, 4, 4, 4, 4, 2]. 9 percent of accesses are in the largest equivalence class. The 81 initializations are split as follows [2, 4, 4, 5, 3, 3, 5, 7, 4, 4, 4, 4, 4, 6, 4, 4, 4, 4, 4, 2]. 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 22:58:25,540 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:25" (1/1) ... [2024-11-09 22:58:25,540 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:25" (1/1) ... [2024-11-09 22:58:25,558 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:25" (1/1) ... [2024-11-09 22:58:25,562 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:25" (1/1) ... [2024-11-09 22:58:25,565 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:25" (1/1) ... [2024-11-09 22:58:25,568 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:25" (1/1) ... [2024-11-09 22:58:25,572 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 22:58:25,573 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-09 22:58:25,573 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-09 22:58:25,573 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-09 22:58:25,573 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:25" (1/1) ... [2024-11-09 22:58:25,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 22:58:25,590 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 22:58:25,604 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 22:58:25,610 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 22:58:25,646 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2024-11-09 22:58:25,647 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2024-11-09 22:58:25,647 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2024-11-09 22:58:25,647 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2024-11-09 22:58:25,647 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2024-11-09 22:58:25,648 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2024-11-09 22:58:25,648 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2024-11-09 22:58:25,648 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2024-11-09 22:58:25,648 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2024-11-09 22:58:25,648 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2024-11-09 22:58:25,648 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2024-11-09 22:58:25,649 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2024-11-09 22:58:25,649 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2024-11-09 22:58:25,649 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2024-11-09 22:58:25,649 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2024-11-09 22:58:25,649 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2024-11-09 22:58:25,649 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2024-11-09 22:58:25,649 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2024-11-09 22:58:25,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 22:58:25,649 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2024-11-09 22:58:25,650 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2024-11-09 22:58:25,650 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2024-11-09 22:58:25,650 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2024-11-09 22:58:25,650 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2024-11-09 22:58:25,650 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2024-11-09 22:58:25,650 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2024-11-09 22:58:25,650 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2024-11-09 22:58:25,650 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2024-11-09 22:58:25,650 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2024-11-09 22:58:25,651 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2024-11-09 22:58:25,651 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2024-11-09 22:58:25,651 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2024-11-09 22:58:25,651 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2024-11-09 22:58:25,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-09 22:58:25,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-09 22:58:25,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-09 22:58:25,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-09 22:58:25,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-09 22:58:25,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-09 22:58:25,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-09 22:58:25,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-09 22:58:25,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-09 22:58:25,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-09 22:58:25,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-09 22:58:25,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-09 22:58:25,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-11-09 22:58:25,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-11-09 22:58:25,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2024-11-09 22:58:25,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2024-11-09 22:58:25,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#16 [2024-11-09 22:58:25,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#17 [2024-11-09 22:58:25,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#18 [2024-11-09 22:58:25,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#19 [2024-11-09 22:58:25,653 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2024-11-09 22:58:25,654 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2024-11-09 22:58:25,654 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2024-11-09 22:58:25,654 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2024-11-09 22:58:25,654 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2024-11-09 22:58:25,654 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2024-11-09 22:58:25,654 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2024-11-09 22:58:25,655 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2024-11-09 22:58:25,655 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2024-11-09 22:58:25,655 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2024-11-09 22:58:25,655 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2024-11-09 22:58:25,655 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2024-11-09 22:58:25,656 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2024-11-09 22:58:25,656 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2024-11-09 22:58:25,656 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2024-11-09 22:58:25,656 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2024-11-09 22:58:25,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 22:58:25,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 22:58:25,656 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2024-11-09 22:58:25,656 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2024-11-09 22:58:25,657 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__executivefloor [2024-11-09 22:58:25,657 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__executivefloor [2024-11-09 22:58:25,823 INFO L256 CfgBuilder]: Building ICFG [2024-11-09 22:58:25,826 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 22:58:25,889 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L834: #res := ~retValue_acc~5; [2024-11-09 22:58:25,906 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L756: #res := ~retValue_acc~3; [2024-11-09 22:58:25,910 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L961: #res := ~retValue_acc~8; [2024-11-09 22:58:25,920 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1139: #res := ~retValue_acc~9; [2024-11-09 22:58:26,004 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1182-1: buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~11#1; [2024-11-09 22:58:26,004 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1795: #res#1 := ~retValue_acc~19#1; [2024-11-09 22:58:26,009 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2471: #res := ~retValue_acc~23; [2024-11-09 22:58:26,306 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1705: #res#1 := ~retValue_acc~17#1; [2024-11-09 22:58:26,307 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1676-1: stopRequestedInDirection__wrappee__empty_#res#1 := stopRequestedInDirection__wrappee__empty_~retValue_acc~16#1; [2024-11-09 22:58:26,366 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1840: #res := ~retValue_acc~21; [2024-11-09 22:58:26,386 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L795: #res := ~retValue_acc~4; [2024-11-09 22:58:26,411 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1231: #res := ~retValue_acc~13; [2024-11-09 22:58:26,529 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1311-1: anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~14#1; [2024-11-09 22:58:26,530 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1324-1: isIdle_#res#1 := isIdle_~retValue_acc~15#1; [2024-11-09 22:58:26,596 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L402: #res := ~retValue_acc~1; [2024-11-09 22:58:26,667 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L872-1: valid_product_#res#1 := valid_product_~retValue_acc~7#1; [2024-11-09 22:58:26,667 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3358-1: main_#res#1 := main_~retValue_acc~29#1; [2024-11-09 22:58:26,680 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L166: #res := ~retValue_acc~0; [2024-11-09 22:58:26,683 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1148: #res := ~retValue_acc~10; [2024-11-09 22:58:26,687 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L713: #res := ~retValue_acc~2; [2024-11-09 22:58:26,767 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1826-1: stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; [2024-11-09 22:58:26,897 INFO L? ?]: Removed 484 outVars from TransFormulas that were not future-live. [2024-11-09 22:58:26,897 INFO L307 CfgBuilder]: Performing block encoding [2024-11-09 22:58:26,915 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 22:58:26,915 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 22:58:26,916 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.11 10:58:26 BoogieIcfgContainer [2024-11-09 22:58:26,916 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-09 22:58:26,917 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 22:58:26,917 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 22:58:26,919 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 22:58:26,920 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 10:58:24" (1/3) ... [2024-11-09 22:58:26,920 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bb8ddae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:58:26, skipping insertion in model container [2024-11-09 22:58:26,920 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:25" (2/3) ... [2024-11-09 22:58:26,920 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bb8ddae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:58:26, skipping insertion in model container [2024-11-09 22:58:26,920 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.11 10:58:26" (3/3) ... [2024-11-09 22:58:26,921 INFO L112 eAbstractionObserver]: Analyzing ICFG elevator_spec9_product28.cil.c [2024-11-09 22:58:26,933 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 22:58:26,933 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 22:58:26,995 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 22:58:27,001 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;@73aaa5da, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 22:58:27,001 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 22:58:27,006 INFO L276 IsEmpty]: Start isEmpty. Operand has 597 states, 472 states have (on average 1.7033898305084745) internal successors, (804), 495 states have internal predecessors, (804), 97 states have call successors, (97), 26 states have call predecessors, (97), 26 states have return successors, (97), 90 states have call predecessors, (97), 97 states have call successors, (97) [2024-11-09 22:58:27,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-09 22:58:27,020 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 22:58:27,020 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:58:27,020 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 22:58:27,025 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 22:58:27,025 INFO L85 PathProgramCache]: Analyzing trace with hash -1581135293, now seen corresponding path program 1 times [2024-11-09 22:58:27,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-09 22:58:27,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [247745542] [2024-11-09 22:58:27,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:58:27,038 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 22:58:27,039 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-09 22:58:27,041 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 22:58:27,059 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 22:58:27,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:27,372 INFO L255 TraceCheckSpWp]: Trace formula consists of 680 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 22:58:27,377 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 22:58:27,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 22:58:27,396 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 22:58:27,397 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-09 22:58:27,397 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [247745542] [2024-11-09 22:58:27,397 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [247745542] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 22:58:27,397 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 22:58:27,398 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 22:58:27,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1142327632] [2024-11-09 22:58:27,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 22:58:27,402 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 22:58:27,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-09 22:58:27,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 22:58:27,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 22:58:27,420 INFO L87 Difference]: Start difference. First operand has 597 states, 472 states have (on average 1.7033898305084745) internal successors, (804), 495 states have internal predecessors, (804), 97 states have call successors, (97), 26 states have call predecessors, (97), 26 states have return successors, (97), 90 states have call predecessors, (97), 97 states have call successors, (97) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (8), 2 states have call predecessors, (8), 1 states have call successors, (8) [2024-11-09 22:58:27,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 22:58:27,446 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 22:58:27,450 INFO L432 NwaCegarLoop]: 351 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 351 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 22:58:27,452 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 351 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 22:58:27,461 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-09 22:58:27,653 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 22:58:27,655 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 22:58:27,658 INFO L158 Benchmark]: Toolchain (without parser) took 2879.97ms. Allocated memory was 90.2MB in the beginning and 117.4MB in the end (delta: 27.3MB). Free memory was 58.4MB in the beginning and 50.8MB in the end (delta: 7.7MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. [2024-11-09 22:58:27,658 INFO L158 Benchmark]: CDTParser took 0.67ms. Allocated memory is still 56.6MB. Free memory was 36.6MB in the beginning and 36.5MB in the end (delta: 81.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 22:58:27,658 INFO L158 Benchmark]: CACSL2BoogieTranslator took 622.60ms. Allocated memory is still 90.2MB. Free memory was 58.1MB in the beginning and 40.8MB in the end (delta: 17.3MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. [2024-11-09 22:58:27,659 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.41ms. Allocated memory is still 90.2MB. Free memory was 40.4MB in the beginning and 65.1MB in the end (delta: -24.7MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2024-11-09 22:58:27,659 INFO L158 Benchmark]: Boogie Preprocessor took 84.37ms. Allocated memory is still 90.2MB. Free memory was 65.1MB in the beginning and 58.3MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 22:58:27,660 INFO L158 Benchmark]: IcfgBuilder took 1343.18ms. Allocated memory was 90.2MB in the beginning and 117.4MB in the end (delta: 27.3MB). Free memory was 58.3MB in the beginning and 58.1MB in the end (delta: 216.4kB). Peak memory consumption was 48.6MB. Max. memory is 16.1GB. [2024-11-09 22:58:27,660 INFO L158 Benchmark]: TraceAbstraction took 740.12ms. Allocated memory is still 117.4MB. Free memory was 58.1MB in the beginning and 50.8MB in the end (delta: 7.3MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2024-11-09 22:58:27,662 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.67ms. Allocated memory is still 56.6MB. Free memory was 36.6MB in the beginning and 36.5MB in the end (delta: 81.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 622.60ms. Allocated memory is still 90.2MB. Free memory was 58.1MB in the beginning and 40.8MB in the end (delta: 17.3MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.41ms. Allocated memory is still 90.2MB. Free memory was 40.4MB in the beginning and 65.1MB in the end (delta: -24.7MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.37ms. Allocated memory is still 90.2MB. Free memory was 65.1MB in the beginning and 58.3MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * IcfgBuilder took 1343.18ms. Allocated memory was 90.2MB in the beginning and 117.4MB in the end (delta: 27.3MB). Free memory was 58.3MB in the beginning and 58.1MB in the end (delta: 216.4kB). Peak memory consumption was 48.6MB. Max. memory is 16.1GB. * TraceAbstraction took 740.12ms. Allocated memory is still 117.4MB. Free memory was 58.1MB in the beginning and 50.8MB in the end (delta: 7.3MB). Peak memory consumption was 7.1MB. 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,"Floor.i","") [48] - GenericResultAtLocation [Line: 716]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Person.i","") [716] - GenericResultAtLocation [Line: 837]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [837] - GenericResultAtLocation [Line: 875]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Elevator.i","") [875] - GenericResultAtLocation [Line: 2483]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [2483] - GenericResultAtLocation [Line: 2849]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification9_spec.i","") [2849] - GenericResultAtLocation [Line: 3009]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [3009] - GenericResultAtLocation [Line: 3361]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [3361] - GenericResultAtLocation [Line: 3373]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"UnitTests.i","") [3373] - GenericResultAtLocation [Line: 3464]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [3464] * 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 22:58:27,686 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