./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/elevator_spec2_product27.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_product27.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 7abfb9176afcd07735578408e79f372120c27df81ffb5983e2784997c7f45a43 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-09 22:57:24,565 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 22:57:24,613 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-09 22:57:24,616 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 22:57:24,616 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 22:57:24,637 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 22:57:24,638 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 22:57:24,638 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 22:57:24,639 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 22:57:24,639 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 22:57:24,639 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 22:57:24,639 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 22:57:24,640 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 22:57:24,640 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 22:57:24,640 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 22:57:24,640 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 22:57:24,641 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 22:57:24,641 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 22:57:24,641 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 22:57:24,641 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 22:57:24,644 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 22:57:24,644 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 22:57:24,644 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 22:57:24,644 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 22:57:24,645 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 22:57:24,645 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 22:57:24,645 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 22:57:24,645 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 22:57:24,645 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-09 22:57:24,645 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 22:57:24,646 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 22:57:24,646 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 22:57:24,646 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 22:57:24,647 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 22:57:24,647 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 22:57:24,647 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 22:57:24,647 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 22:57:24,647 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 22:57:24,647 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 22:57:24,648 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 22:57:24,648 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 22:57:24,648 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 22:57:24,648 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7abfb9176afcd07735578408e79f372120c27df81ffb5983e2784997c7f45a43 [2024-11-09 22:57:24,824 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 22:57:24,843 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 22:57:24,847 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 22:57:24,848 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 22:57:24,849 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 22:57:24,850 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec2_product27.cil.c [2024-11-09 22:57:26,051 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 22:57:26,279 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 22:57:26,280 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec2_product27.cil.c [2024-11-09 22:57:26,304 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3311376bf/6f34e333907f4d6b809cfa989ee4f253/FLAGb5e113c73 [2024-11-09 22:57:26,611 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3311376bf/6f34e333907f4d6b809cfa989ee4f253 [2024-11-09 22:57:26,613 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 22:57:26,614 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 22:57:26,615 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 22:57:26,615 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 22:57:26,619 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 22:57:26,619 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:57:26" (1/1) ... [2024-11-09 22:57:26,620 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d058dda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:26, skipping insertion in model container [2024-11-09 22:57:26,620 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:57:26" (1/1) ... [2024-11-09 22:57:26,667 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 22:57:26,898 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_product27.cil.c[16494,16507] [2024-11-09 22:57:27,045 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 22:57:27,057 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 22:57:27,064 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [48] [2024-11-09 22:57:27,066 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [414] [2024-11-09 22:57:27,066 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [601] [2024-11-09 22:57:27,066 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"UnitTests.i","") [615] [2024-11-09 22:57:27,067 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [714] [2024-11-09 22:57:27,067 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Elevator.i","") [723] [2024-11-09 22:57:27,067 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [2279] [2024-11-09 22:57:27,068 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Floor.i","") [2632] [2024-11-09 22:57:27,068 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Person.i","") [3293] [2024-11-09 22:57:27,068 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [3411] [2024-11-09 22:57:27,104 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_product27.cil.c[16494,16507] [2024-11-09 22:57:27,171 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 22:57:27,195 INFO L204 MainTranslator]: Completed translation [2024-11-09 22:57:27,195 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:27 WrapperNode [2024-11-09 22:57:27,195 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 22:57:27,196 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 22:57:27,196 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 22:57:27,196 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 22:57:27,201 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:27" (1/1) ... [2024-11-09 22:57:27,218 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:27" (1/1) ... [2024-11-09 22:57:27,252 INFO L138 Inliner]: procedures = 95, calls = 342, calls flagged for inlining = 27, calls inlined = 24, statements flattened = 1161 [2024-11-09 22:57:27,253 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 22:57:27,253 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 22:57:27,253 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 22:57:27,253 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 22:57:27,265 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:27" (1/1) ... [2024-11-09 22:57:27,268 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:27" (1/1) ... [2024-11-09 22:57:27,272 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:27" (1/1) ... [2024-11-09 22:57:27,301 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 22:57:27,301 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:27" (1/1) ... [2024-11-09 22:57:27,301 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:27" (1/1) ... [2024-11-09 22:57:27,327 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:27" (1/1) ... [2024-11-09 22:57:27,329 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:27" (1/1) ... [2024-11-09 22:57:27,339 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:27" (1/1) ... [2024-11-09 22:57:27,342 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:27" (1/1) ... [2024-11-09 22:57:27,347 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 22:57:27,351 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-09 22:57:27,351 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-09 22:57:27,351 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-09 22:57:27,352 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:27" (1/1) ... [2024-11-09 22:57:27,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 22:57:27,365 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 22:57:27,381 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 22:57:27,384 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 22:57:27,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 22:57:27,416 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2024-11-09 22:57:27,416 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2024-11-09 22:57:27,416 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2024-11-09 22:57:27,416 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2024-11-09 22:57:27,416 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2024-11-09 22:57:27,417 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2024-11-09 22:57:27,417 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2024-11-09 22:57:27,417 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2024-11-09 22:57:27,417 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2024-11-09 22:57:27,417 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2024-11-09 22:57:27,417 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2024-11-09 22:57:27,418 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2024-11-09 22:57:27,418 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2024-11-09 22:57:27,418 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2024-11-09 22:57:27,418 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2024-11-09 22:57:27,418 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2024-11-09 22:57:27,419 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2024-11-09 22:57:27,419 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2024-11-09 22:57:27,419 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2024-11-09 22:57:27,419 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2024-11-09 22:57:27,419 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2024-11-09 22:57:27,419 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2024-11-09 22:57:27,420 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2024-11-09 22:57:27,420 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2024-11-09 22:57:27,420 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2024-11-09 22:57:27,420 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2024-11-09 22:57:27,420 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2024-11-09 22:57:27,421 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2024-11-09 22:57:27,421 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2024-11-09 22:57:27,421 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2024-11-09 22:57:27,421 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2024-11-09 22:57:27,421 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2024-11-09 22:57:27,421 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2024-11-09 22:57:27,421 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2024-11-09 22:57:27,421 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2024-11-09 22:57:27,421 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2024-11-09 22:57:27,421 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2024-11-09 22:57:27,421 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2024-11-09 22:57:27,421 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2024-11-09 22:57:27,422 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2024-11-09 22:57:27,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 22:57:27,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-09 22:57:27,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-09 22:57:27,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-09 22:57:27,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-09 22:57:27,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-09 22:57:27,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-09 22:57:27,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-09 22:57:27,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-09 22:57:27,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-09 22:57:27,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-09 22:57:27,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-09 22:57:27,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-09 22:57:27,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-09 22:57:27,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-09 22:57:27,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-09 22:57:27,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-09 22:57:27,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-09 22:57:27,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-09 22:57:27,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-09 22:57:27,425 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2024-11-09 22:57:27,425 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2024-11-09 22:57:27,425 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2024-11-09 22:57:27,425 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2024-11-09 22:57:27,425 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2024-11-09 22:57:27,426 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2024-11-09 22:57:27,426 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 22:57:27,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 22:57:27,426 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2024-11-09 22:57:27,426 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2024-11-09 22:57:27,579 INFO L256 CfgBuilder]: Building ICFG [2024-11-09 22:57:27,581 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 22:57:27,641 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3408: #res := ~retValue_acc~27; [2024-11-09 22:57:27,659 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3330: #res := ~retValue_acc~25; [2024-11-09 22:57:27,664 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L806: #res := ~retValue_acc~3; [2024-11-09 22:57:27,677 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L983: #res := ~retValue_acc~4; [2024-11-09 22:57:27,755 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1026-1: buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~6#1; [2024-11-09 22:57:27,755 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1639: #res#1 := ~retValue_acc~14#1; [2024-11-09 22:57:27,762 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2267: #res := ~retValue_acc~18; [2024-11-09 22:57:28,037 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1549: #res#1 := ~retValue_acc~12#1; [2024-11-09 22:57:28,037 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1520-1: stopRequestedInDirection__wrappee__empty_#res#1 := stopRequestedInDirection__wrappee__empty_~retValue_acc~11#1; [2024-11-09 22:57:28,100 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1684: #res := ~retValue_acc~16; [2024-11-09 22:57:28,114 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3369: #res := ~retValue_acc~26; [2024-11-09 22:57:28,166 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1075-1: isEmpty_#res#1 := isEmpty_~retValue_acc~8#1; [2024-11-09 22:57:28,293 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1670-1: stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; [2024-11-09 22:57:28,340 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1155-1: anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~9#1; [2024-11-09 22:57:28,340 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1168-1: isIdle_#res#1 := isIdle_~retValue_acc~10#1; [2024-11-09 22:57:28,386 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2979: #res := ~retValue_acc~23; [2024-11-09 22:57:28,453 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2629-1: main_#res#1 := main_~retValue_acc~21#1; [2024-11-09 22:57:28,453 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3443-1: valid_product_#res#1 := valid_product_~retValue_acc~29#1; [2024-11-09 22:57:28,463 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2743: #res := ~retValue_acc~22; [2024-11-09 22:57:28,464 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L992: #res := ~retValue_acc~5; [2024-11-09 22:57:28,468 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3290: #res := ~retValue_acc~24; [2024-11-09 22:57:28,604 INFO L? ?]: Removed 489 outVars from TransFormulas that were not future-live. [2024-11-09 22:57:28,605 INFO L307 CfgBuilder]: Performing block encoding [2024-11-09 22:57:28,627 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 22:57:28,627 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 22:57:28,627 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.11 10:57:28 BoogieIcfgContainer [2024-11-09 22:57:28,627 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-09 22:57:28,629 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 22:57:28,629 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 22:57:28,633 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 22:57:28,633 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 10:57:26" (1/3) ... [2024-11-09 22:57:28,633 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f2638e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:57:28, skipping insertion in model container [2024-11-09 22:57:28,633 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:27" (2/3) ... [2024-11-09 22:57:28,633 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f2638e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:57:28, skipping insertion in model container [2024-11-09 22:57:28,633 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.11 10:57:28" (3/3) ... [2024-11-09 22:57:28,634 INFO L112 eAbstractionObserver]: Analyzing ICFG elevator_spec2_product27.cil.c [2024-11-09 22:57:28,645 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 22:57:28,645 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 22:57:28,702 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 22:57:28,709 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;@72da07c4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 22:57:28,710 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 22:57:28,716 INFO L276 IsEmpty]: Start isEmpty. Operand has 593 states, 471 states have (on average 1.7070063694267517) internal successors, (804), 492 states have internal predecessors, (804), 96 states have call successors, (96), 24 states have call predecessors, (96), 24 states have return successors, (96), 90 states have call predecessors, (96), 96 states have call successors, (96) [2024-11-09 22:57:28,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-09 22:57:28,739 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 22:57:28,740 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 22:57:28,740 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 22:57:28,744 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 22:57:28,746 INFO L85 PathProgramCache]: Analyzing trace with hash -703554343, now seen corresponding path program 1 times [2024-11-09 22:57:28,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 22:57:28,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743080087] [2024-11-09 22:57:28,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:57:28,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 22:57:28,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:29,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-09 22:57:29,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:29,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:57:29,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:29,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-09 22:57:29,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:29,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-09 22:57:29,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:29,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:57:29,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:29,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:57:29,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:29,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:57:29,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:29,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-09 22:57:29,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:29,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-09 22:57:29,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:29,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:57:29,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:29,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:57:29,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:29,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-09 22:57:29,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:29,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-09 22:57:29,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:29,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-09 22:57:29,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:29,779 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 22:57:29,780 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 22:57:29,780 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743080087] [2024-11-09 22:57:29,781 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743080087] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 22:57:29,781 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 22:57:29,781 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 22:57:29,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058684003] [2024-11-09 22:57:29,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 22:57:29,786 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 22:57:29,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 22:57:29,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 22:57:29,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-09 22:57:29,809 INFO L87 Difference]: Start difference. First operand has 593 states, 471 states have (on average 1.7070063694267517) internal successors, (804), 492 states have internal predecessors, (804), 96 states have call successors, (96), 24 states have call predecessors, (96), 24 states have return successors, (96), 90 states have call predecessors, (96), 96 states have call successors, (96) Second operand has 7 states, 7 states have (on average 10.0) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (14), 5 states have call predecessors, (14), 3 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-09 22:57:31,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 22:57:31,157 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2024-11-09 22:57:31,159 INFO L432 NwaCegarLoop]: 58 mSDtfsCounter, 438 mSDsluCounter, 134 mSDsCounter, 0 mSdLazyCounter, 766 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 442 SdHoareTripleChecker+Valid, 192 SdHoareTripleChecker+Invalid, 815 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 766 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 22:57:31,160 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [442 Valid, 192 Invalid, 815 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 766 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 22:57:31,161 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 22:57:31,161 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 22:57:31,164 INFO L158 Benchmark]: Toolchain (without parser) took 4550.36ms. Allocated memory was 167.8MB in the beginning and 216.0MB in the end (delta: 48.2MB). Free memory was 133.9MB in the beginning and 77.0MB in the end (delta: 56.9MB). Peak memory consumption was 104.5MB. Max. memory is 16.1GB. [2024-11-09 22:57:31,165 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 125.8MB. Free memory was 86.2MB in the beginning and 86.1MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 22:57:31,168 INFO L158 Benchmark]: CACSL2BoogieTranslator took 580.89ms. Allocated memory is still 167.8MB. Free memory was 133.9MB in the beginning and 87.1MB in the end (delta: 46.8MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2024-11-09 22:57:31,168 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.50ms. Allocated memory is still 167.8MB. Free memory was 87.1MB in the beginning and 81.8MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 22:57:31,169 INFO L158 Benchmark]: Boogie Preprocessor took 97.36ms. Allocated memory is still 167.8MB. Free memory was 81.8MB in the beginning and 74.5MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 22:57:31,169 INFO L158 Benchmark]: IcfgBuilder took 1276.64ms. Allocated memory is still 167.8MB. Free memory was 74.5MB in the beginning and 118.3MB in the end (delta: -43.8MB). Peak memory consumption was 50.6MB. Max. memory is 16.1GB. [2024-11-09 22:57:31,169 INFO L158 Benchmark]: TraceAbstraction took 2535.08ms. Allocated memory was 167.8MB in the beginning and 216.0MB in the end (delta: 48.2MB). Free memory was 117.2MB in the beginning and 77.0MB in the end (delta: 40.2MB). Peak memory consumption was 87.4MB. Max. memory is 16.1GB. [2024-11-09 22:57:31,171 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 125.8MB. Free memory was 86.2MB in the beginning and 86.1MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 580.89ms. Allocated memory is still 167.8MB. Free memory was 133.9MB in the beginning and 87.1MB in the end (delta: 46.8MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.50ms. Allocated memory is still 167.8MB. Free memory was 87.1MB in the beginning and 81.8MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 97.36ms. Allocated memory is still 167.8MB. Free memory was 81.8MB in the beginning and 74.5MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * IcfgBuilder took 1276.64ms. Allocated memory is still 167.8MB. Free memory was 74.5MB in the beginning and 118.3MB in the end (delta: -43.8MB). Peak memory consumption was 50.6MB. Max. memory is 16.1GB. * TraceAbstraction took 2535.08ms. Allocated memory was 167.8MB in the beginning and 216.0MB in the end (delta: 48.2MB). Free memory was 117.2MB in the beginning and 77.0MB in the end (delta: 40.2MB). Peak memory consumption was 87.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 48]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [48] - GenericResultAtLocation [Line: 414]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [414] - GenericResultAtLocation [Line: 601]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [601] - GenericResultAtLocation [Line: 615]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"UnitTests.i","") [615] - GenericResultAtLocation [Line: 714]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [714] - GenericResultAtLocation [Line: 723]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Elevator.i","") [723] - GenericResultAtLocation [Line: 2279]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [2279] - GenericResultAtLocation [Line: 2632]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Floor.i","") [2632] - GenericResultAtLocation [Line: 3293]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Person.i","") [3293] - GenericResultAtLocation [Line: 3411]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [3411] * 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 22:57:31,192 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_product27.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 7abfb9176afcd07735578408e79f372120c27df81ffb5983e2784997c7f45a43 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-09 22:57:32,927 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 22:57:32,974 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-09 22:57:32,977 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 22:57:32,977 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 22:57:32,991 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 22:57:32,992 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 22:57:32,992 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 22:57:32,992 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 22:57:32,993 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 22:57:32,993 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 22:57:32,993 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 22:57:32,994 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 22:57:32,994 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 22:57:32,994 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 22:57:32,994 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 22:57:32,995 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 22:57:32,995 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 22:57:32,995 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 22:57:32,995 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 22:57:32,995 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 22:57:32,997 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 22:57:32,997 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 22:57:32,997 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 22:57:32,997 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 22:57:32,997 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 22:57:32,997 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 22:57:32,997 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 22:57:32,997 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 22:57:32,998 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 22:57:32,998 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-09 22:57:32,998 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 22:57:32,998 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 22:57:32,998 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 22:57:32,998 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 22:57:32,998 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 22:57:32,999 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 22:57:32,999 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 22:57:32,999 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-09 22:57:32,999 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 22:57:32,999 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 22:57:33,001 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 22:57:33,001 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 22:57:33,002 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 22:57:33,002 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7abfb9176afcd07735578408e79f372120c27df81ffb5983e2784997c7f45a43 [2024-11-09 22:57:33,243 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 22:57:33,262 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 22:57:33,265 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 22:57:33,265 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 22:57:33,266 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 22:57:33,267 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec2_product27.cil.c [2024-11-09 22:57:34,515 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 22:57:34,770 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 22:57:34,772 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec2_product27.cil.c [2024-11-09 22:57:34,799 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad17a4b95/05598236e369486d9e9c082f62c9e857/FLAG799c5997c [2024-11-09 22:57:34,817 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad17a4b95/05598236e369486d9e9c082f62c9e857 [2024-11-09 22:57:34,821 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 22:57:34,822 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 22:57:34,823 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 22:57:34,823 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 22:57:34,827 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 22:57:34,827 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:57:34" (1/1) ... [2024-11-09 22:57:34,828 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11cc78e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:34, skipping insertion in model container [2024-11-09 22:57:34,828 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:57:34" (1/1) ... [2024-11-09 22:57:34,903 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 22:57:35,059 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 22:57:35,064 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 22:57:35,074 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 22:57:35,079 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 22:57:35,085 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 22:57:35,097 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 22:57:35,098 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 22:57:35,099 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 22:57:35,101 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 22:57:35,133 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_product27.cil.c[16494,16507] [2024-11-09 22:57:35,274 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 22:57:35,288 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 22:57:35,295 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [48] [2024-11-09 22:57:35,296 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [414] [2024-11-09 22:57:35,297 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [601] [2024-11-09 22:57:35,297 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"UnitTests.i","") [615] [2024-11-09 22:57:35,297 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [714] [2024-11-09 22:57:35,298 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Elevator.i","") [723] [2024-11-09 22:57:35,298 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [2279] [2024-11-09 22:57:35,298 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Floor.i","") [2632] [2024-11-09 22:57:35,298 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Person.i","") [3293] [2024-11-09 22:57:35,299 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [3411] [2024-11-09 22:57:35,335 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_product27.cil.c[16494,16507] [2024-11-09 22:57:35,386 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 22:57:35,414 INFO L204 MainTranslator]: Completed translation [2024-11-09 22:57:35,414 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:35 WrapperNode [2024-11-09 22:57:35,414 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 22:57:35,415 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 22:57:35,416 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 22:57:35,416 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 22:57:35,420 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:35" (1/1) ... [2024-11-09 22:57:35,448 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:35" (1/1) ... [2024-11-09 22:57:35,501 INFO L138 Inliner]: procedures = 97, calls = 342, calls flagged for inlining = 27, calls inlined = 24, statements flattened = 1100 [2024-11-09 22:57:35,501 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 22:57:35,502 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 22:57:35,502 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 22:57:35,502 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 22:57:35,514 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:35" (1/1) ... [2024-11-09 22:57:35,514 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:35" (1/1) ... [2024-11-09 22:57:35,519 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:35" (1/1) ... [2024-11-09 22:57:35,538 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 22:57:35,538 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:35" (1/1) ... [2024-11-09 22:57:35,538 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:35" (1/1) ... [2024-11-09 22:57:35,552 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:35" (1/1) ... [2024-11-09 22:57:35,553 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:35" (1/1) ... [2024-11-09 22:57:35,557 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:35" (1/1) ... [2024-11-09 22:57:35,559 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:35" (1/1) ... [2024-11-09 22:57:35,565 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 22:57:35,565 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-09 22:57:35,566 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-09 22:57:35,566 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-09 22:57:35,566 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:35" (1/1) ... [2024-11-09 22:57:35,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 22:57:35,584 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 22:57:35,612 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 22:57:35,627 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 22:57:35,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 22:57:35,687 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2024-11-09 22:57:35,687 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2024-11-09 22:57:35,687 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2024-11-09 22:57:35,687 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2024-11-09 22:57:35,687 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2024-11-09 22:57:35,688 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2024-11-09 22:57:35,688 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2024-11-09 22:57:35,688 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2024-11-09 22:57:35,688 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2024-11-09 22:57:35,688 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2024-11-09 22:57:35,688 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2024-11-09 22:57:35,688 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2024-11-09 22:57:35,688 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2024-11-09 22:57:35,688 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2024-11-09 22:57:35,688 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2024-11-09 22:57:35,688 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2024-11-09 22:57:35,688 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2024-11-09 22:57:35,688 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2024-11-09 22:57:35,688 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2024-11-09 22:57:35,689 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2024-11-09 22:57:35,689 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2024-11-09 22:57:35,689 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2024-11-09 22:57:35,689 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2024-11-09 22:57:35,689 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2024-11-09 22:57:35,689 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2024-11-09 22:57:35,689 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2024-11-09 22:57:35,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-09 22:57:35,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-09 22:57:35,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-09 22:57:35,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-09 22:57:35,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-09 22:57:35,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-09 22:57:35,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-09 22:57:35,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-09 22:57:35,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-09 22:57:35,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-09 22:57:35,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-09 22:57:35,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-09 22:57:35,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-11-09 22:57:35,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-11-09 22:57:35,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2024-11-09 22:57:35,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2024-11-09 22:57:35,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#16 [2024-11-09 22:57:35,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#17 [2024-11-09 22:57:35,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#18 [2024-11-09 22:57:35,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#19 [2024-11-09 22:57:35,694 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2024-11-09 22:57:35,694 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2024-11-09 22:57:35,694 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2024-11-09 22:57:35,694 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2024-11-09 22:57:35,694 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2024-11-09 22:57:35,694 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2024-11-09 22:57:35,694 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2024-11-09 22:57:35,695 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2024-11-09 22:57:35,695 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2024-11-09 22:57:35,695 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2024-11-09 22:57:35,695 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2024-11-09 22:57:35,695 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2024-11-09 22:57:35,695 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2024-11-09 22:57:35,695 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2024-11-09 22:57:35,695 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2024-11-09 22:57:35,695 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2024-11-09 22:57:35,696 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2024-11-09 22:57:35,696 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2024-11-09 22:57:35,696 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2024-11-09 22:57:35,696 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2024-11-09 22:57:35,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 22:57:35,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 22:57:35,696 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2024-11-09 22:57:35,696 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2024-11-09 22:57:35,879 INFO L256 CfgBuilder]: Building ICFG [2024-11-09 22:57:35,881 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 22:57:35,947 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3408: #res := ~retValue_acc~27; [2024-11-09 22:57:35,974 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3330: #res := ~retValue_acc~25; [2024-11-09 22:57:35,978 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L806: #res := ~retValue_acc~3; [2024-11-09 22:57:35,986 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L983: #res := ~retValue_acc~4; [2024-11-09 22:57:36,050 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1026-1: buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~6#1; [2024-11-09 22:57:36,050 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1639: #res#1 := ~retValue_acc~14#1; [2024-11-09 22:57:36,053 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2267: #res := ~retValue_acc~18; [2024-11-09 22:57:36,336 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1549: #res#1 := ~retValue_acc~12#1; [2024-11-09 22:57:36,336 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1520-1: stopRequestedInDirection__wrappee__empty_#res#1 := stopRequestedInDirection__wrappee__empty_~retValue_acc~11#1; [2024-11-09 22:57:36,392 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1684: #res := ~retValue_acc~16; [2024-11-09 22:57:36,411 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3369: #res := ~retValue_acc~26; [2024-11-09 22:57:36,484 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1075-1: isEmpty_#res#1 := isEmpty_~retValue_acc~8#1; [2024-11-09 22:57:36,635 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1670-1: stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; [2024-11-09 22:57:36,703 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1155-1: anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~9#1; [2024-11-09 22:57:36,703 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1168-1: isIdle_#res#1 := isIdle_~retValue_acc~10#1; [2024-11-09 22:57:36,762 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2979: #res := ~retValue_acc~23; [2024-11-09 22:57:36,827 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2629-1: main_#res#1 := main_~retValue_acc~21#1; [2024-11-09 22:57:36,827 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3443-1: valid_product_#res#1 := valid_product_~retValue_acc~29#1; [2024-11-09 22:57:36,838 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2743: #res := ~retValue_acc~22; [2024-11-09 22:57:36,842 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L992: #res := ~retValue_acc~5; [2024-11-09 22:57:36,846 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3290: #res := ~retValue_acc~24; [2024-11-09 22:57:36,972 INFO L? ?]: Removed 489 outVars from TransFormulas that were not future-live. [2024-11-09 22:57:36,973 INFO L307 CfgBuilder]: Performing block encoding [2024-11-09 22:57:36,999 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 22:57:37,000 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 22:57:37,000 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.11 10:57:37 BoogieIcfgContainer [2024-11-09 22:57:37,000 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-09 22:57:37,003 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 22:57:37,003 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 22:57:37,005 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 22:57:37,005 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 10:57:34" (1/3) ... [2024-11-09 22:57:37,006 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16bd7e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:57:37, skipping insertion in model container [2024-11-09 22:57:37,006 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:35" (2/3) ... [2024-11-09 22:57:37,006 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16bd7e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:57:37, skipping insertion in model container [2024-11-09 22:57:37,007 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.11 10:57:37" (3/3) ... [2024-11-09 22:57:37,008 INFO L112 eAbstractionObserver]: Analyzing ICFG elevator_spec2_product27.cil.c [2024-11-09 22:57:37,020 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 22:57:37,020 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 22:57:37,087 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 22:57:37,093 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;@71b88101, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 22:57:37,095 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 22:57:37,100 INFO L276 IsEmpty]: Start isEmpty. Operand has 593 states, 471 states have (on average 1.7070063694267517) internal successors, (804), 492 states have internal predecessors, (804), 96 states have call successors, (96), 24 states have call predecessors, (96), 24 states have return successors, (96), 90 states have call predecessors, (96), 96 states have call successors, (96) [2024-11-09 22:57:37,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-09 22:57:37,132 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 22:57:37,133 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 22:57:37,134 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 22:57:37,137 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 22:57:37,138 INFO L85 PathProgramCache]: Analyzing trace with hash -703554343, now seen corresponding path program 1 times [2024-11-09 22:57:37,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-09 22:57:37,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1959496103] [2024-11-09 22:57:37,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:57:37,152 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 22:57:37,153 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-09 22:57:37,156 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 22:57:37,159 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 22:57:37,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:37,471 INFO L255 TraceCheckSpWp]: Trace formula consists of 749 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 22:57:37,478 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 22:57:37,506 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 22:57:37,506 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 22:57:37,507 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-09 22:57:37,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1959496103] [2024-11-09 22:57:37,507 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1959496103] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 22:57:37,507 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 22:57:37,508 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 22:57:37,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501577027] [2024-11-09 22:57:37,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 22:57:37,514 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 22:57:37,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-09 22:57:37,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 22:57:37,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 22:57:37,539 INFO L87 Difference]: Start difference. First operand has 593 states, 471 states have (on average 1.7070063694267517) internal successors, (804), 492 states have internal predecessors, (804), 96 states have call successors, (96), 24 states have call predecessors, (96), 24 states have return successors, (96), 90 states have call predecessors, (96), 96 states have call successors, (96) 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, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 1 states have call successors, (13) [2024-11-09 22:57:37,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 22:57:37,566 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 106 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 22:57:37,569 INFO L432 NwaCegarLoop]: 269 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, 269 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 22:57:37,570 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 269 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 22:57:37,579 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 22:57:37,774 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 22:57:37,775 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 22:57:37,779 INFO L158 Benchmark]: Toolchain (without parser) took 2956.87ms. Allocated memory was 71.3MB in the beginning and 163.6MB in the end (delta: 92.3MB). Free memory was 31.9MB in the beginning and 105.7MB in the end (delta: -73.8MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2024-11-09 22:57:37,779 INFO L158 Benchmark]: CDTParser took 2.66ms. Allocated memory is still 71.3MB. Free memory is still 47.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 22:57:37,779 INFO L158 Benchmark]: CACSL2BoogieTranslator took 591.39ms. Allocated memory was 71.3MB in the beginning and 127.9MB in the end (delta: 56.6MB). Free memory was 31.7MB in the beginning and 82.6MB in the end (delta: -50.9MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2024-11-09 22:57:37,780 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.84ms. Allocated memory is still 127.9MB. Free memory was 82.6MB in the beginning and 77.0MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 22:57:37,780 INFO L158 Benchmark]: Boogie Preprocessor took 63.14ms. Allocated memory is still 127.9MB. Free memory was 77.0MB in the beginning and 70.1MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 22:57:37,781 INFO L158 Benchmark]: IcfgBuilder took 1435.01ms. Allocated memory is still 127.9MB. Free memory was 70.1MB in the beginning and 71.4MB in the end (delta: -1.3MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2024-11-09 22:57:37,781 INFO L158 Benchmark]: TraceAbstraction took 775.44ms. Allocated memory was 127.9MB in the beginning and 163.6MB in the end (delta: 35.7MB). Free memory was 70.4MB in the beginning and 105.7MB in the end (delta: -35.4MB). Peak memory consumption was 943.4kB. Max. memory is 16.1GB. [2024-11-09 22:57:37,783 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.66ms. Allocated memory is still 71.3MB. Free memory is still 47.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 591.39ms. Allocated memory was 71.3MB in the beginning and 127.9MB in the end (delta: 56.6MB). Free memory was 31.7MB in the beginning and 82.6MB in the end (delta: -50.9MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.84ms. Allocated memory is still 127.9MB. Free memory was 82.6MB in the beginning and 77.0MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.14ms. Allocated memory is still 127.9MB. Free memory was 77.0MB in the beginning and 70.1MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * IcfgBuilder took 1435.01ms. Allocated memory is still 127.9MB. Free memory was 70.1MB in the beginning and 71.4MB in the end (delta: -1.3MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. * TraceAbstraction took 775.44ms. Allocated memory was 127.9MB in the beginning and 163.6MB in the end (delta: 35.7MB). Free memory was 70.4MB in the beginning and 105.7MB in the end (delta: -35.4MB). Peak memory consumption was 943.4kB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 48]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [48] - GenericResultAtLocation [Line: 414]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [414] - GenericResultAtLocation [Line: 601]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [601] - GenericResultAtLocation [Line: 615]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"UnitTests.i","") [615] - GenericResultAtLocation [Line: 714]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [714] - GenericResultAtLocation [Line: 723]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Elevator.i","") [723] - GenericResultAtLocation [Line: 2279]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [2279] - GenericResultAtLocation [Line: 2632]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Floor.i","") [2632] - GenericResultAtLocation [Line: 3293]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Person.i","") [3293] - GenericResultAtLocation [Line: 3411]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [3411] * 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 22:57:37,809 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null