./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/elevator_spec2_product21.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_spec2_product21.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 b02d53de4cc8dbaebc187e8fa236234211af4eca5416c7869304d04f0d61a0bd --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-09 22:57:16,620 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 22:57:16,660 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-09 22:57:16,663 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 22:57:16,663 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 22:57:16,677 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 22:57:16,678 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 22:57:16,678 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 22:57:16,678 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 22:57:16,679 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 22:57:16,679 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 22:57:16,679 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 22:57:16,680 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 22:57:16,680 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 22:57:16,680 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 22:57:16,680 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 22:57:16,681 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 22:57:16,681 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 22:57:16,681 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 22:57:16,681 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 22:57:16,681 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 22:57:16,682 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 22:57:16,682 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 22:57:16,682 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 22:57:16,683 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 22:57:16,683 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 22:57:16,683 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 22:57:16,683 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 22:57:16,683 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-09 22:57:16,684 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 22:57:16,684 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 22:57:16,684 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 22:57:16,684 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 22:57:16,684 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 22:57:16,685 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 22:57:16,685 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 22:57:16,685 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 22:57:16,685 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 22:57:16,685 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 22:57:16,686 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 22:57:16,686 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 22:57:16,686 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 22:57:16,686 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b02d53de4cc8dbaebc187e8fa236234211af4eca5416c7869304d04f0d61a0bd [2024-11-09 22:57:16,960 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 22:57:16,995 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 22:57:16,997 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 22:57:16,997 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 22:57:16,998 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 22:57:16,999 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec2_product21.cil.c [2024-11-09 22:57:18,320 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 22:57:18,548 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 22:57:18,549 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec2_product21.cil.c [2024-11-09 22:57:18,568 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a04290158/7bb9cbe224264f21a6ff4dedf6171587/FLAG611adce9d [2024-11-09 22:57:18,580 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a04290158/7bb9cbe224264f21a6ff4dedf6171587 [2024-11-09 22:57:18,583 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 22:57:18,584 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 22:57:18,589 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 22:57:18,589 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 22:57:18,593 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 22:57:18,594 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:57:18" (1/1) ... [2024-11-09 22:57:18,595 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3615a9aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:18, skipping insertion in model container [2024-11-09 22:57:18,595 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:57:18" (1/1) ... [2024-11-09 22:57:18,641 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 22:57:19,025 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_spec2_product21.cil.c[40071,40084] [2024-11-09 22:57:19,092 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 22:57:19,101 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 22:57:19,112 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [48] [2024-11-09 22:57:19,116 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [86] [2024-11-09 22:57:19,117 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Floor.i","") [452] [2024-11-09 22:57:19,117 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"UnitTests.i","") [1120] [2024-11-09 22:57:19,117 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [1220] [2024-11-09 22:57:19,117 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [1574] [2024-11-09 22:57:19,117 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Person.i","") [1586] [2024-11-09 22:57:19,117 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [1706] [2024-11-09 22:57:19,117 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [1890] [2024-11-09 22:57:19,117 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Elevator.i","") [1899] [2024-11-09 22:57:19,160 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_spec2_product21.cil.c[40071,40084] [2024-11-09 22:57:19,183 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 22:57:19,203 INFO L204 MainTranslator]: Completed translation [2024-11-09 22:57:19,204 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:19 WrapperNode [2024-11-09 22:57:19,204 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 22:57:19,205 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 22:57:19,205 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 22:57:19,205 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 22:57:19,210 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:19" (1/1) ... [2024-11-09 22:57:19,227 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:19" (1/1) ... [2024-11-09 22:57:19,261 INFO L138 Inliner]: procedures = 92, calls = 339, calls flagged for inlining = 25, calls inlined = 22, statements flattened = 859 [2024-11-09 22:57:19,261 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 22:57:19,262 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 22:57:19,262 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 22:57:19,262 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 22:57:19,270 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:19" (1/1) ... [2024-11-09 22:57:19,270 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:19" (1/1) ... [2024-11-09 22:57:19,275 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:19" (1/1) ... [2024-11-09 22:57:19,292 INFO L175 MemorySlicer]: Split 81 memory accesses to 20 slices as follows [2, 4, 4, 4, 2, 4, 4, 5, 3, 3, 5, 7, 4, 4, 4, 4, 4, 6, 4, 4]. 9 percent of accesses are in the largest equivalence class. The 81 initializations are split as follows [2, 4, 4, 4, 2, 4, 4, 5, 3, 3, 5, 7, 4, 4, 4, 4, 4, 6, 4, 4]. The 0 writes are split as follows [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]. [2024-11-09 22:57:19,293 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:19" (1/1) ... [2024-11-09 22:57:19,293 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:19" (1/1) ... [2024-11-09 22:57:19,307 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:19" (1/1) ... [2024-11-09 22:57:19,308 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:19" (1/1) ... [2024-11-09 22:57:19,311 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:19" (1/1) ... [2024-11-09 22:57:19,313 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:19" (1/1) ... [2024-11-09 22:57:19,318 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 22:57:19,319 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-09 22:57:19,319 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-09 22:57:19,319 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-09 22:57:19,320 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:19" (1/1) ... [2024-11-09 22:57:19,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 22:57:19,332 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 22:57:19,357 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-09 22:57:19,369 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-09 22:57:19,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 22:57:19,408 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2024-11-09 22:57:19,408 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2024-11-09 22:57:19,408 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2024-11-09 22:57:19,408 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2024-11-09 22:57:19,408 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2024-11-09 22:57:19,408 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2024-11-09 22:57:19,408 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2024-11-09 22:57:19,409 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2024-11-09 22:57:19,409 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2024-11-09 22:57:19,409 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2024-11-09 22:57:19,409 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2024-11-09 22:57:19,409 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2024-11-09 22:57:19,409 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2024-11-09 22:57:19,409 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2024-11-09 22:57:19,410 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2024-11-09 22:57:19,410 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2024-11-09 22:57:19,410 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2024-11-09 22:57:19,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2024-11-09 22:57:19,410 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2024-11-09 22:57:19,411 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2024-11-09 22:57:19,412 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2024-11-09 22:57:19,412 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2024-11-09 22:57:19,412 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2024-11-09 22:57:19,412 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2024-11-09 22:57:19,412 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2024-11-09 22:57:19,412 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2024-11-09 22:57:19,412 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2024-11-09 22:57:19,412 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2024-11-09 22:57:19,412 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2024-11-09 22:57:19,412 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2024-11-09 22:57:19,412 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2024-11-09 22:57:19,412 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2024-11-09 22:57:19,412 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2024-11-09 22:57:19,412 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2024-11-09 22:57:19,412 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2024-11-09 22:57:19,412 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2024-11-09 22:57:19,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 22:57:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-09 22:57:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-09 22:57:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-09 22:57:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-09 22:57:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-09 22:57:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-09 22:57:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-09 22:57:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-09 22:57:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-09 22:57:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-09 22:57:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-09 22:57:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-09 22:57:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-09 22:57:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-09 22:57:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-09 22:57:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-09 22:57:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-09 22:57:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-09 22:57:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-09 22:57:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2024-11-09 22:57:19,414 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2024-11-09 22:57:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2024-11-09 22:57:19,414 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2024-11-09 22:57:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2024-11-09 22:57:19,414 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2024-11-09 22:57:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2024-11-09 22:57:19,414 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2024-11-09 22:57:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2024-11-09 22:57:19,415 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2024-11-09 22:57:19,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 22:57:19,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 22:57:19,415 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2024-11-09 22:57:19,415 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2024-11-09 22:57:19,582 INFO L256 CfgBuilder]: Building ICFG [2024-11-09 22:57:19,585 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 22:57:19,650 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1703: #res := ~retValue_acc~12; [2024-11-09 22:57:19,686 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1625: #res := ~retValue_acc~10; [2024-11-09 22:57:19,689 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1971: #res := ~retValue_acc~13; [2024-11-09 22:57:19,705 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2128: #res := ~retValue_acc~14; [2024-11-09 22:57:19,864 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2738-1: isAnyLiftButtonPressed_#res#1 := isAnyLiftButtonPressed_~retValue_acc~23#1; [2024-11-09 22:57:19,864 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2704: #res#1 := ~retValue_acc~22#1; [2024-11-09 22:57:19,932 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2836: #res := ~retValue_acc~26; [2024-11-09 22:57:19,952 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1664: #res := ~retValue_acc~11; [2024-11-09 22:57:19,977 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2171: #res := ~retValue_acc~16; [2024-11-09 22:57:20,063 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2300-1: anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~19#1; [2024-11-09 22:57:20,063 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2313-1: isIdle_#res#1 := isIdle_~retValue_acc~20#1; [2024-11-09 22:57:20,263 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2794-1: stopRequestedAtCurrentFloor__wrappee__weight_#res#1 := stopRequestedAtCurrentFloor__wrappee__weight_~retValue_acc~24#1; [2024-11-09 22:57:20,264 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2822-1: stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~25#1; [2024-11-09 22:57:20,312 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L806: #res := ~retValue_acc~6; [2024-11-09 22:57:20,404 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2665: #res := ~retValue_acc~21; [2024-11-09 22:57:20,465 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L83-1: valid_product_#res#1 := valid_product_~retValue_acc~1#1; [2024-11-09 22:57:20,465 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1571-1: main_#res#1 := main_~retValue_acc~9#1; [2024-11-09 22:57:20,475 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L570: #res := ~retValue_acc~5; [2024-11-09 22:57:20,477 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2137: #res := ~retValue_acc~15; [2024-11-09 22:57:20,480 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1117: #res := ~retValue_acc~7; [2024-11-09 22:57:20,591 INFO L? ?]: Removed 471 outVars from TransFormulas that were not future-live. [2024-11-09 22:57:20,591 INFO L307 CfgBuilder]: Performing block encoding [2024-11-09 22:57:20,615 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 22:57:20,616 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 22:57:20,616 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.11 10:57:20 BoogieIcfgContainer [2024-11-09 22:57:20,616 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-09 22:57:20,617 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 22:57:20,617 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 22:57:20,620 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 22:57:20,620 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 10:57:18" (1/3) ... [2024-11-09 22:57:20,620 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@754f08b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:57:20, skipping insertion in model container [2024-11-09 22:57:20,620 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:19" (2/3) ... [2024-11-09 22:57:20,621 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@754f08b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:57:20, skipping insertion in model container [2024-11-09 22:57:20,621 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.11 10:57:20" (3/3) ... [2024-11-09 22:57:20,621 INFO L112 eAbstractionObserver]: Analyzing ICFG elevator_spec2_product21.cil.c [2024-11-09 22:57:20,633 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 22:57:20,633 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 22:57:20,684 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 22:57:20,689 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;@d8c57a8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 22:57:20,689 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 22:57:20,694 INFO L276 IsEmpty]: Start isEmpty. Operand has 587 states, 466 states have (on average 1.6995708154506437) internal successors, (792), 487 states have internal predecessors, (792), 95 states have call successors, (95), 24 states have call predecessors, (95), 24 states have return successors, (95), 89 states have call predecessors, (95), 95 states have call successors, (95) [2024-11-09 22:57:20,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-09 22:57:20,757 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 22:57:20,757 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 22:57:20,758 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 22:57:20,770 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 22:57:20,771 INFO L85 PathProgramCache]: Analyzing trace with hash -460540758, now seen corresponding path program 1 times [2024-11-09 22:57:20,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 22:57:20,780 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1704125254] [2024-11-09 22:57:20,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:57:20,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 22:57:20,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:21,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-09 22:57:21,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:21,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:57:21,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:21,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-09 22:57:21,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:21,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-09 22:57:21,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:21,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:57:21,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:21,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 22:57:21,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:21,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-09 22:57:21,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:21,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-09 22:57:21,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:22,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-09 22:57:22,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:22,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-09 22:57:22,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:22,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-09 22:57:22,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:22,015 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 22:57:22,016 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 22:57:22,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1704125254] [2024-11-09 22:57:22,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1704125254] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 22:57:22,017 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 22:57:22,017 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 22:57:22,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1822428118] [2024-11-09 22:57:22,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 22:57:22,023 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-09 22:57:22,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 22:57:22,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-09 22:57:22,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2024-11-09 22:57:22,050 INFO L87 Difference]: Start difference. First operand has 587 states, 466 states have (on average 1.6995708154506437) internal successors, (792), 487 states have internal predecessors, (792), 95 states have call successors, (95), 24 states have call predecessors, (95), 24 states have return successors, (95), 89 states have call predecessors, (95), 95 states have call successors, (95) Second operand has 13 states, 13 states have (on average 5.384615384615385) internal successors, (70), 8 states have internal predecessors, (70), 2 states have call successors, (12), 5 states have call predecessors, (12), 5 states have return successors, (11), 4 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-09 22:57:25,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-09 22:57:25,374 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=72, Invalid=308, Unknown=0, NotChecked=0, Total=380 [2024-11-09 22:57:25,377 INFO L432 NwaCegarLoop]: 58 mSDtfsCounter, 538 mSDsluCounter, 441 mSDsCounter, 0 mSdLazyCounter, 2695 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 546 SdHoareTripleChecker+Valid, 499 SdHoareTripleChecker+Invalid, 2750 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 2695 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-09 22:57:25,378 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [546 Valid, 499 Invalid, 2750 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 2695 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-09 22:57:25,380 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 22:57:25,381 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.chooseFalseSuccessor1(BasicAbstractInterpolantAutomaton.java:99) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:65) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:233) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.TotalizeNwa.internalSuccessors(TotalizeNwa.java:246) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ComplementDeterministicNwa.internalSuccessors(ComplementDeterministicNwa.java:121) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:218) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:210) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.addInternalsAndSuccessors(NestedWordAutomatonReachableStates.java:1058) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.(NestedWordAutomatonReachableStates.java:960) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates.(NestedWordAutomatonReachableStates.java:182) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.computeDifference(Difference.java:137) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.(Difference.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.NwaCegarLoop.computeAutomataDifference(NwaCegarLoop.java:373) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.NwaCegarLoop.refineAbstraction(NwaCegarLoop.java:345) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.refineAbstractionInternal(AbstractCegarLoop.java:463) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:414) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:426) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:312) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:273) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 22:57:25,386 INFO L158 Benchmark]: Toolchain (without parser) took 6801.70ms. Allocated memory was 182.5MB in the beginning and 312.5MB in the end (delta: 130.0MB). Free memory was 122.4MB in the beginning and 232.5MB in the end (delta: -110.2MB). Peak memory consumption was 164.0MB. Max. memory is 16.1GB. [2024-11-09 22:57:25,386 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 96.5MB. Free memory is still 51.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 22:57:25,386 INFO L158 Benchmark]: CACSL2BoogieTranslator took 615.33ms. Allocated memory is still 182.5MB. Free memory was 122.4MB in the beginning and 120.9MB in the end (delta: 1.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-09 22:57:25,387 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.64ms. Allocated memory is still 182.5MB. Free memory was 120.9MB in the beginning and 115.7MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 22:57:25,387 INFO L158 Benchmark]: Boogie Preprocessor took 56.42ms. Allocated memory is still 182.5MB. Free memory was 115.7MB in the beginning and 109.2MB in the end (delta: 6.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 22:57:25,387 INFO L158 Benchmark]: IcfgBuilder took 1297.38ms. Allocated memory is still 182.5MB. Free memory was 109.2MB in the beginning and 72.4MB in the end (delta: 36.8MB). Peak memory consumption was 51.5MB. Max. memory is 16.1GB. [2024-11-09 22:57:25,388 INFO L158 Benchmark]: TraceAbstraction took 4767.69ms. Allocated memory was 182.5MB in the beginning and 312.5MB in the end (delta: 130.0MB). Free memory was 71.3MB in the beginning and 232.5MB in the end (delta: -161.2MB). Peak memory consumption was 114.6MB. Max. memory is 16.1GB. [2024-11-09 22:57:25,392 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 96.5MB. Free memory is still 51.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 615.33ms. Allocated memory is still 182.5MB. Free memory was 122.4MB in the beginning and 120.9MB in the end (delta: 1.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.64ms. Allocated memory is still 182.5MB. Free memory was 120.9MB in the beginning and 115.7MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.42ms. Allocated memory is still 182.5MB. Free memory was 115.7MB in the beginning and 109.2MB in the end (delta: 6.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * IcfgBuilder took 1297.38ms. Allocated memory is still 182.5MB. Free memory was 109.2MB in the beginning and 72.4MB in the end (delta: 36.8MB). Peak memory consumption was 51.5MB. Max. memory is 16.1GB. * TraceAbstraction took 4767.69ms. Allocated memory was 182.5MB in the beginning and 312.5MB in the end (delta: 130.0MB). Free memory was 71.3MB in the beginning and 232.5MB in the end (delta: -161.2MB). Peak memory consumption was 114.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 48]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [48] - GenericResultAtLocation [Line: 86]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [86] - GenericResultAtLocation [Line: 452]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Floor.i","") [452] - GenericResultAtLocation [Line: 1120]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"UnitTests.i","") [1120] - GenericResultAtLocation [Line: 1220]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [1220] - GenericResultAtLocation [Line: 1574]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [1574] - GenericResultAtLocation [Line: 1586]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Person.i","") [1586] - GenericResultAtLocation [Line: 1706]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [1706] - GenericResultAtLocation [Line: 1890]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [1890] - GenericResultAtLocation [Line: 1899]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Elevator.i","") [1899] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.chooseFalseSuccessor1(BasicAbstractInterpolantAutomaton.java:99) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 22:57:25,437 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_spec2_product21.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 b02d53de4cc8dbaebc187e8fa236234211af4eca5416c7869304d04f0d61a0bd --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-09 22:57:27,546 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 22:57:27,614 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-09 22:57:27,618 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 22:57:27,619 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 22:57:27,644 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 22:57:27,646 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 22:57:27,646 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 22:57:27,646 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 22:57:27,648 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 22:57:27,648 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 22:57:27,648 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 22:57:27,649 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 22:57:27,649 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 22:57:27,649 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 22:57:27,652 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 22:57:27,652 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 22:57:27,652 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 22:57:27,652 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 22:57:27,652 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 22:57:27,652 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 22:57:27,653 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 22:57:27,653 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 22:57:27,653 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 22:57:27,653 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 22:57:27,653 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 22:57:27,653 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 22:57:27,654 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 22:57:27,654 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 22:57:27,654 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 22:57:27,654 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-09 22:57:27,654 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 22:57:27,654 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 22:57:27,654 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 22:57:27,655 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 22:57:27,655 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 22:57:27,655 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 22:57:27,655 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 22:57:27,655 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-09 22:57:27,655 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 22:57:27,655 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 22:57:27,658 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 22:57:27,658 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 22:57:27,658 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 22:57:27,658 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b02d53de4cc8dbaebc187e8fa236234211af4eca5416c7869304d04f0d61a0bd [2024-11-09 22:57:27,931 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 22:57:27,961 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 22:57:27,967 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 22:57:27,968 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 22:57:27,974 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 22:57:27,975 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec2_product21.cil.c [2024-11-09 22:57:29,459 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 22:57:29,748 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 22:57:29,750 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec2_product21.cil.c [2024-11-09 22:57:29,769 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d571383ff/5f9179691ba6480286bf40ef5c6ed9c1/FLAG559197510 [2024-11-09 22:57:30,031 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d571383ff/5f9179691ba6480286bf40ef5c6ed9c1 [2024-11-09 22:57:30,035 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 22:57:30,036 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 22:57:30,038 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 22:57:30,039 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 22:57:30,043 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 22:57:30,044 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:57:30" (1/1) ... [2024-11-09 22:57:30,045 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@258352d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:30, skipping insertion in model container [2024-11-09 22:57:30,045 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:57:30" (1/1) ... [2024-11-09 22:57:30,106 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 22:57:30,244 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 22:57:30,245 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 22:57:30,255 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 22:57:30,263 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 22:57:30,269 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 22:57:30,283 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 22:57:30,285 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 22:57:30,288 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 22:57:30,289 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 22:57:30,387 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_spec2_product21.cil.c[40071,40084] [2024-11-09 22:57:30,486 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 22:57:30,500 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 22:57:30,508 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [48] [2024-11-09 22:57:30,509 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [86] [2024-11-09 22:57:30,509 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Floor.i","") [452] [2024-11-09 22:57:30,510 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"UnitTests.i","") [1120] [2024-11-09 22:57:30,510 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [1220] [2024-11-09 22:57:30,510 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [1574] [2024-11-09 22:57:30,511 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Person.i","") [1586] [2024-11-09 22:57:30,511 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [1706] [2024-11-09 22:57:30,511 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [1890] [2024-11-09 22:57:30,511 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Elevator.i","") [1899] [2024-11-09 22:57:30,553 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec2_product21.cil.c[40071,40084] [2024-11-09 22:57:30,578 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 22:57:30,601 INFO L204 MainTranslator]: Completed translation [2024-11-09 22:57:30,602 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:30 WrapperNode [2024-11-09 22:57:30,602 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 22:57:30,603 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 22:57:30,603 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 22:57:30,603 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 22:57:30,609 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:30" (1/1) ... [2024-11-09 22:57:30,631 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:30" (1/1) ... [2024-11-09 22:57:30,668 INFO L138 Inliner]: procedures = 94, calls = 339, calls flagged for inlining = 25, calls inlined = 22, statements flattened = 810 [2024-11-09 22:57:30,670 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 22:57:30,670 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 22:57:30,670 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 22:57:30,671 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 22:57:30,682 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:30" (1/1) ... [2024-11-09 22:57:30,682 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:30" (1/1) ... [2024-11-09 22:57:30,695 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:30" (1/1) ... [2024-11-09 22:57:30,729 INFO L175 MemorySlicer]: Split 81 memory accesses to 20 slices as follows [2, 4, 4, 4, 2, 4, 4, 5, 3, 3, 5, 7, 4, 4, 4, 4, 4, 6, 4, 4]. 9 percent of accesses are in the largest equivalence class. The 81 initializations are split as follows [2, 4, 4, 4, 2, 4, 4, 5, 3, 3, 5, 7, 4, 4, 4, 4, 4, 6, 4, 4]. The 0 writes are split as follows [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]. [2024-11-09 22:57:30,729 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:30" (1/1) ... [2024-11-09 22:57:30,730 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:30" (1/1) ... [2024-11-09 22:57:30,743 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:30" (1/1) ... [2024-11-09 22:57:30,745 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:30" (1/1) ... [2024-11-09 22:57:30,748 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:30" (1/1) ... [2024-11-09 22:57:30,750 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:30" (1/1) ... [2024-11-09 22:57:30,756 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 22:57:30,756 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-09 22:57:30,756 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-09 22:57:30,757 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-09 22:57:30,757 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:30" (1/1) ... [2024-11-09 22:57:30,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 22:57:30,777 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 22:57:30,800 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-09 22:57:30,803 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-09 22:57:30,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 22:57:30,860 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2024-11-09 22:57:30,860 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2024-11-09 22:57:30,860 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2024-11-09 22:57:30,860 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2024-11-09 22:57:30,860 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2024-11-09 22:57:30,860 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2024-11-09 22:57:30,860 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2024-11-09 22:57:30,860 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2024-11-09 22:57:30,860 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2024-11-09 22:57:30,860 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2024-11-09 22:57:30,860 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2024-11-09 22:57:30,860 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2024-11-09 22:57:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2024-11-09 22:57:30,861 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2024-11-09 22:57:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2024-11-09 22:57:30,861 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2024-11-09 22:57:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2024-11-09 22:57:30,861 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2024-11-09 22:57:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2024-11-09 22:57:30,861 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2024-11-09 22:57:30,862 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2024-11-09 22:57:30,862 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2024-11-09 22:57:30,862 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2024-11-09 22:57:30,862 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2024-11-09 22:57:30,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-09 22:57:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-09 22:57:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-09 22:57:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-09 22:57:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-09 22:57:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-09 22:57:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-09 22:57:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-09 22:57:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-09 22:57:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-09 22:57:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-09 22:57:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-09 22:57:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-11-09 22:57:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-11-09 22:57:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2024-11-09 22:57:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2024-11-09 22:57:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#16 [2024-11-09 22:57:30,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#17 [2024-11-09 22:57:30,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#18 [2024-11-09 22:57:30,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#19 [2024-11-09 22:57:30,864 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2024-11-09 22:57:30,864 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2024-11-09 22:57:30,864 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2024-11-09 22:57:30,864 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2024-11-09 22:57:30,864 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2024-11-09 22:57:30,864 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2024-11-09 22:57:30,864 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2024-11-09 22:57:30,864 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2024-11-09 22:57:30,864 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2024-11-09 22:57:30,864 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2024-11-09 22:57:30,864 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2024-11-09 22:57:30,864 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2024-11-09 22:57:30,864 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2024-11-09 22:57:30,864 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2024-11-09 22:57:30,865 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2024-11-09 22:57:30,865 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2024-11-09 22:57:30,865 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2024-11-09 22:57:30,865 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2024-11-09 22:57:30,865 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2024-11-09 22:57:30,865 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2024-11-09 22:57:30,865 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2024-11-09 22:57:30,865 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2024-11-09 22:57:30,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 22:57:30,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 22:57:30,865 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2024-11-09 22:57:30,865 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2024-11-09 22:57:31,031 INFO L256 CfgBuilder]: Building ICFG [2024-11-09 22:57:31,034 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 22:57:31,088 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1703: #res := ~retValue_acc~12; [2024-11-09 22:57:31,105 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1625: #res := ~retValue_acc~10; [2024-11-09 22:57:31,107 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1971: #res := ~retValue_acc~13; [2024-11-09 22:57:31,114 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2128: #res := ~retValue_acc~14; [2024-11-09 22:57:31,277 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2738-1: isAnyLiftButtonPressed_#res#1 := isAnyLiftButtonPressed_~retValue_acc~23#1; [2024-11-09 22:57:31,277 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2704: #res#1 := ~retValue_acc~22#1; [2024-11-09 22:57:31,343 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2836: #res := ~retValue_acc~26; [2024-11-09 22:57:31,366 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1664: #res := ~retValue_acc~11; [2024-11-09 22:57:31,398 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2171: #res := ~retValue_acc~16; [2024-11-09 22:57:31,546 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2300-1: anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~19#1; [2024-11-09 22:57:31,546 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2313-1: isIdle_#res#1 := isIdle_~retValue_acc~20#1; [2024-11-09 22:57:31,692 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2794-1: stopRequestedAtCurrentFloor__wrappee__weight_#res#1 := stopRequestedAtCurrentFloor__wrappee__weight_~retValue_acc~24#1; [2024-11-09 22:57:31,692 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2822-1: stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~25#1; [2024-11-09 22:57:31,767 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L806: #res := ~retValue_acc~6; [2024-11-09 22:57:31,937 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2665: #res := ~retValue_acc~21; [2024-11-09 22:57:32,049 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L83-1: valid_product_#res#1 := valid_product_~retValue_acc~1#1; [2024-11-09 22:57:32,050 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1571-1: main_#res#1 := main_~retValue_acc~9#1; [2024-11-09 22:57:32,066 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L570: #res := ~retValue_acc~5; [2024-11-09 22:57:32,069 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2137: #res := ~retValue_acc~15; [2024-11-09 22:57:32,075 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1117: #res := ~retValue_acc~7; [2024-11-09 22:57:32,257 INFO L? ?]: Removed 471 outVars from TransFormulas that were not future-live. [2024-11-09 22:57:32,258 INFO L307 CfgBuilder]: Performing block encoding [2024-11-09 22:57:32,280 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 22:57:32,280 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 22:57:32,281 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.11 10:57:32 BoogieIcfgContainer [2024-11-09 22:57:32,281 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-09 22:57:32,283 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 22:57:32,283 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 22:57:32,290 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 22:57:32,290 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 10:57:30" (1/3) ... [2024-11-09 22:57:32,290 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c85e8fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:57:32, skipping insertion in model container [2024-11-09 22:57:32,291 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:30" (2/3) ... [2024-11-09 22:57:32,291 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c85e8fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:57:32, skipping insertion in model container [2024-11-09 22:57:32,291 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.11 10:57:32" (3/3) ... [2024-11-09 22:57:32,292 INFO L112 eAbstractionObserver]: Analyzing ICFG elevator_spec2_product21.cil.c [2024-11-09 22:57:32,308 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 22:57:32,308 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 22:57:32,383 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 22:57:32,388 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;@6fa3c3f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 22:57:32,388 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 22:57:32,395 INFO L276 IsEmpty]: Start isEmpty. Operand has 587 states, 466 states have (on average 1.6995708154506437) internal successors, (792), 487 states have internal predecessors, (792), 95 states have call successors, (95), 24 states have call predecessors, (95), 24 states have return successors, (95), 89 states have call predecessors, (95), 95 states have call successors, (95) [2024-11-09 22:57:32,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-09 22:57:32,418 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 22:57:32,419 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 22:57:32,419 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 22:57:32,423 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 22:57:32,423 INFO L85 PathProgramCache]: Analyzing trace with hash -460540758, now seen corresponding path program 1 times [2024-11-09 22:57:32,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-09 22:57:32,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1130592644] [2024-11-09 22:57:32,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:57:32,435 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 22:57:32,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-09 22:57:32,441 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 22:57:32,460 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-09 22:57:32,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:32,841 INFO L255 TraceCheckSpWp]: Trace formula consists of 728 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 22:57:32,847 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 22:57:32,894 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 22:57:32,895 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 22:57:32,895 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-09 22:57:32,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1130592644] [2024-11-09 22:57:32,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1130592644] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 22:57:32,896 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 22:57:32,896 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 22:57:32,900 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336997250] [2024-11-09 22:57:32,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 22:57:32,904 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 22:57:32,905 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-09 22:57:32,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 22:57:32,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 22:57:32,929 INFO L87 Difference]: Start difference. First operand has 587 states, 466 states have (on average 1.6995708154506437) internal successors, (792), 487 states have internal predecessors, (792), 95 states have call successors, (95), 24 states have call predecessors, (95), 24 states have return successors, (95), 89 states have call predecessors, (95), 95 states have call successors, (95) Second operand has 2 states, 2 states have (on average 35.0) internal successors, (70), 2 states have internal predecessors, (70), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-09 22:57:32,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 22:57:32,964 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 22:57:32,969 INFO L432 NwaCegarLoop]: 323 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, 323 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 22:57:32,970 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 323 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 22:57:32,986 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-09 22:57:33,172 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 22:57:33,173 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.chooseFalseSuccessor1(BasicAbstractInterpolantAutomaton.java:99) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:65) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:233) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.TotalizeNwa.internalSuccessors(TotalizeNwa.java:246) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ComplementDeterministicNwa.internalSuccessors(ComplementDeterministicNwa.java:121) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:218) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:210) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.addInternalsAndSuccessors(NestedWordAutomatonReachableStates.java:1058) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.(NestedWordAutomatonReachableStates.java:960) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates.(NestedWordAutomatonReachableStates.java:182) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.computeDifference(Difference.java:137) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.(Difference.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.NwaCegarLoop.computeAutomataDifference(NwaCegarLoop.java:373) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.NwaCegarLoop.refineAbstraction(NwaCegarLoop.java:345) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.refineAbstractionInternal(AbstractCegarLoop.java:463) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:414) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:426) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:312) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:273) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 22:57:33,176 INFO L158 Benchmark]: Toolchain (without parser) took 3140.00ms. Allocated memory was 75.5MB in the beginning and 125.8MB in the end (delta: 50.3MB). Free memory was 35.5MB in the beginning and 72.4MB in the end (delta: -36.9MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2024-11-09 22:57:33,177 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 75.5MB. Free memory is still 57.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 22:57:33,177 INFO L158 Benchmark]: CACSL2BoogieTranslator took 564.03ms. Allocated memory was 75.5MB in the beginning and 100.7MB in the end (delta: 25.2MB). Free memory was 35.5MB in the beginning and 58.8MB in the end (delta: -23.2MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2024-11-09 22:57:33,177 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.76ms. Allocated memory is still 100.7MB. Free memory was 58.8MB in the beginning and 53.7MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 22:57:33,178 INFO L158 Benchmark]: Boogie Preprocessor took 85.51ms. Allocated memory is still 100.7MB. Free memory was 53.7MB in the beginning and 47.2MB in the end (delta: 6.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 22:57:33,178 INFO L158 Benchmark]: IcfgBuilder took 1524.86ms. Allocated memory was 100.7MB in the beginning and 125.8MB in the end (delta: 25.2MB). Free memory was 46.7MB in the beginning and 83.7MB in the end (delta: -36.9MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2024-11-09 22:57:33,178 INFO L158 Benchmark]: TraceAbstraction took 892.85ms. Allocated memory is still 125.8MB. Free memory was 82.8MB in the beginning and 72.4MB in the end (delta: 10.3MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2024-11-09 22:57:33,180 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 75.5MB. Free memory is still 57.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 564.03ms. Allocated memory was 75.5MB in the beginning and 100.7MB in the end (delta: 25.2MB). Free memory was 35.5MB in the beginning and 58.8MB in the end (delta: -23.2MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.76ms. Allocated memory is still 100.7MB. Free memory was 58.8MB in the beginning and 53.7MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.51ms. Allocated memory is still 100.7MB. Free memory was 53.7MB in the beginning and 47.2MB in the end (delta: 6.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * IcfgBuilder took 1524.86ms. Allocated memory was 100.7MB in the beginning and 125.8MB in the end (delta: 25.2MB). Free memory was 46.7MB in the beginning and 83.7MB in the end (delta: -36.9MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. * TraceAbstraction took 892.85ms. Allocated memory is still 125.8MB. Free memory was 82.8MB in the beginning and 72.4MB in the end (delta: 10.3MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 48]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [48] - GenericResultAtLocation [Line: 86]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [86] - GenericResultAtLocation [Line: 452]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Floor.i","") [452] - GenericResultAtLocation [Line: 1120]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"UnitTests.i","") [1120] - GenericResultAtLocation [Line: 1220]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [1220] - GenericResultAtLocation [Line: 1574]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [1574] - GenericResultAtLocation [Line: 1586]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Person.i","") [1586] - GenericResultAtLocation [Line: 1706]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [1706] - GenericResultAtLocation [Line: 1890]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [1890] - GenericResultAtLocation [Line: 1899]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Elevator.i","") [1899] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.chooseFalseSuccessor1(BasicAbstractInterpolantAutomaton.java:99) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 22:57:33,204 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