./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/elevator_spec2_product29.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_product29.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 a9d4bfafe2ee2b10c7451875462462bdbc63aaee25e1868c3faa4756fb5ebfc5 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-09 22:57:28,648 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 22:57:28,733 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-09 22:57:28,737 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 22:57:28,749 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 22:57:28,774 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 22:57:28,775 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 22:57:28,776 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 22:57:28,777 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 22:57:28,778 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 22:57:28,779 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 22:57:28,779 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 22:57:28,780 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 22:57:28,781 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 22:57:28,781 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 22:57:28,781 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 22:57:28,782 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 22:57:28,782 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 22:57:28,785 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 22:57:28,786 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 22:57:28,786 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 22:57:28,787 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 22:57:28,787 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 22:57:28,787 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 22:57:28,787 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 22:57:28,788 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 22:57:28,788 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 22:57:28,788 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 22:57:28,788 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-09 22:57:28,789 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 22:57:28,789 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 22:57:28,789 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 22:57:28,789 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 22:57:28,790 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 22:57:28,790 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 22:57:28,790 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 22:57:28,790 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 22:57:28,791 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 22:57:28,791 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 22:57:28,791 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 22:57:28,791 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 22:57:28,792 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 22:57:28,792 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9d4bfafe2ee2b10c7451875462462bdbc63aaee25e1868c3faa4756fb5ebfc5 [2024-11-09 22:57:29,040 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 22:57:29,058 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 22:57:29,063 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 22:57:29,064 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 22:57:29,064 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 22:57:29,065 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec2_product29.cil.c [2024-11-09 22:57:30,506 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 22:57:30,829 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 22:57:30,829 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec2_product29.cil.c [2024-11-09 22:57:30,851 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4142583fc/0dc6fdb70e5d4c638d12d8627edc38be/FLAG81a3c304d [2024-11-09 22:57:30,863 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4142583fc/0dc6fdb70e5d4c638d12d8627edc38be [2024-11-09 22:57:30,865 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 22:57:30,867 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 22:57:30,868 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 22:57:30,868 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 22:57:30,875 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 22:57:30,876 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:57:30" (1/1) ... [2024-11-09 22:57:30,877 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b284dc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:30, skipping insertion in model container [2024-11-09 22:57:30,877 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:57:30" (1/1) ... [2024-11-09 22:57:30,940 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 22:57:31,223 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_product29.cil.c[17414,17427] [2024-11-09 22:57:31,594 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 22:57:31,609 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 22:57:31,619 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Floor.i","") [48] [2024-11-09 22:57:31,621 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [716] [2024-11-09 22:57:31,621 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [725] [2024-11-09 22:57:31,622 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Elevator.i","") [739] [2024-11-09 22:57:31,622 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [2285] [2024-11-09 22:57:31,623 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [2651] [2024-11-09 22:57:31,623 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Person.i","") [3008] [2024-11-09 22:57:31,623 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"UnitTests.i","") [3126] [2024-11-09 22:57:31,624 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [3217] [2024-11-09 22:57:31,624 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [3398] [2024-11-09 22:57:31,653 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_product29.cil.c[17414,17427] [2024-11-09 22:57:31,744 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 22:57:31,785 INFO L204 MainTranslator]: Completed translation [2024-11-09 22:57:31,785 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:31 WrapperNode [2024-11-09 22:57:31,785 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 22:57:31,786 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 22:57:31,786 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 22:57:31,786 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 22:57:31,793 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:31" (1/1) ... [2024-11-09 22:57:31,821 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:31" (1/1) ... [2024-11-09 22:57:31,877 INFO L138 Inliner]: procedures = 93, calls = 341, calls flagged for inlining = 27, calls inlined = 24, statements flattened = 903 [2024-11-09 22:57:31,878 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 22:57:31,879 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 22:57:31,879 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 22:57:31,879 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 22:57:31,894 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:31" (1/1) ... [2024-11-09 22:57:31,895 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:31" (1/1) ... [2024-11-09 22:57:31,902 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:31" (1/1) ... [2024-11-09 22:57:31,932 INFO L175 MemorySlicer]: Split 81 memory accesses to 20 slices as follows [2, 4, 4, 5, 3, 3, 5, 7, 4, 4, 4, 4, 4, 6, 4, 4, 4, 4, 4, 2]. 9 percent of accesses are in the largest equivalence class. The 81 initializations are split as follows [2, 4, 4, 5, 3, 3, 5, 7, 4, 4, 4, 4, 4, 6, 4, 4, 4, 4, 4, 2]. The 0 writes are split as follows [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]. [2024-11-09 22:57:31,935 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:31" (1/1) ... [2024-11-09 22:57:31,936 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:31" (1/1) ... [2024-11-09 22:57:31,957 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:31" (1/1) ... [2024-11-09 22:57:31,959 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:31" (1/1) ... [2024-11-09 22:57:31,964 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:31" (1/1) ... [2024-11-09 22:57:31,969 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:31" (1/1) ... [2024-11-09 22:57:31,977 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 22:57:31,978 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-09 22:57:31,978 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-09 22:57:31,978 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-09 22:57:31,979 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:31" (1/1) ... [2024-11-09 22:57:31,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 22:57:31,998 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 22:57:32,014 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 22:57:32,016 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 22:57:32,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 22:57:32,059 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2024-11-09 22:57:32,059 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2024-11-09 22:57:32,059 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2024-11-09 22:57:32,060 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2024-11-09 22:57:32,060 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2024-11-09 22:57:32,060 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2024-11-09 22:57:32,061 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2024-11-09 22:57:32,061 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2024-11-09 22:57:32,061 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2024-11-09 22:57:32,061 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2024-11-09 22:57:32,061 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2024-11-09 22:57:32,061 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2024-11-09 22:57:32,061 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2024-11-09 22:57:32,061 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2024-11-09 22:57:32,061 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2024-11-09 22:57:32,062 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2024-11-09 22:57:32,062 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2024-11-09 22:57:32,062 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2024-11-09 22:57:32,062 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2024-11-09 22:57:32,062 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2024-11-09 22:57:32,062 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2024-11-09 22:57:32,062 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2024-11-09 22:57:32,062 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2024-11-09 22:57:32,062 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2024-11-09 22:57:32,062 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2024-11-09 22:57:32,062 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2024-11-09 22:57:32,062 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2024-11-09 22:57:32,063 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2024-11-09 22:57:32,063 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2024-11-09 22:57:32,063 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2024-11-09 22:57:32,063 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2024-11-09 22:57:32,063 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2024-11-09 22:57:32,063 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2024-11-09 22:57:32,063 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2024-11-09 22:57:32,063 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2024-11-09 22:57:32,063 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2024-11-09 22:57:32,063 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2024-11-09 22:57:32,063 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2024-11-09 22:57:32,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 22:57:32,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-09 22:57:32,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-09 22:57:32,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-09 22:57:32,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-09 22:57:32,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-09 22:57:32,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-09 22:57:32,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-09 22:57:32,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-09 22:57:32,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-09 22:57:32,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-09 22:57:32,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-09 22:57:32,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-09 22:57:32,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-09 22:57:32,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-09 22:57:32,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-09 22:57:32,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-09 22:57:32,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-09 22:57:32,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-09 22:57:32,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-09 22:57:32,071 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2024-11-09 22:57:32,071 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2024-11-09 22:57:32,071 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2024-11-09 22:57:32,071 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2024-11-09 22:57:32,071 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2024-11-09 22:57:32,071 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2024-11-09 22:57:32,071 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2024-11-09 22:57:32,071 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2024-11-09 22:57:32,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 22:57:32,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 22:57:32,072 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2024-11-09 22:57:32,072 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2024-11-09 22:57:32,247 INFO L256 CfgBuilder]: Building ICFG [2024-11-09 22:57:32,250 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 22:57:32,307 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3123: #res := ~retValue_acc~25; [2024-11-09 22:57:32,326 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3045: #res := ~retValue_acc~23; [2024-11-09 22:57:32,331 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L823: #res := ~retValue_acc~3; [2024-11-09 22:57:32,349 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1001: #res := ~retValue_acc~4; [2024-11-09 22:57:32,526 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1611-1: isAnyLiftButtonPressed_#res#1 := isAnyLiftButtonPressed_~retValue_acc~13#1; [2024-11-09 22:57:32,526 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1577: #res#1 := ~retValue_acc~12#1; [2024-11-09 22:57:32,612 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1709: #res := ~retValue_acc~16; [2024-11-09 22:57:32,637 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3084: #res := ~retValue_acc~24; [2024-11-09 22:57:32,814 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1538: #res := ~retValue_acc~11; [2024-11-09 22:57:32,829 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1044: #res := ~retValue_acc~6; [2024-11-09 22:57:32,913 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1093-1: isEmpty_#res#1 := isEmpty_~retValue_acc~8#1; [2024-11-09 22:57:33,068 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1695-1: stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; [2024-11-09 22:57:33,068 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1667-1: stopRequestedAtCurrentFloor__wrappee__empty_#res#1 := stopRequestedAtCurrentFloor__wrappee__empty_~retValue_acc~14#1; [2024-11-09 22:57:33,119 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1173-1: anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~9#1; [2024-11-09 22:57:33,119 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1186-1: isIdle_#res#1 := isIdle_~retValue_acc~10#1; [2024-11-09 22:57:33,181 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L402: #res := ~retValue_acc~1; [2024-11-09 22:57:33,253 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3430-1: valid_product_#res#1 := valid_product_~retValue_acc~27#1; [2024-11-09 22:57:33,253 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3005-1: main_#res#1 := main_~retValue_acc~22#1; [2024-11-09 22:57:33,266 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L166: #res := ~retValue_acc~0; [2024-11-09 22:57:33,268 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1010: #res := ~retValue_acc~5; [2024-11-09 22:57:33,273 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L713: #res := ~retValue_acc~2; [2024-11-09 22:57:33,409 INFO L? ?]: Removed 488 outVars from TransFormulas that were not future-live. [2024-11-09 22:57:33,410 INFO L307 CfgBuilder]: Performing block encoding [2024-11-09 22:57:33,432 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 22:57:33,432 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 22:57:33,432 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.11 10:57:33 BoogieIcfgContainer [2024-11-09 22:57:33,432 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-09 22:57:33,434 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 22:57:33,434 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 22:57:33,440 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 22:57:33,440 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 10:57:30" (1/3) ... [2024-11-09 22:57:33,441 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2dcfc5f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:57:33, skipping insertion in model container [2024-11-09 22:57:33,441 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:31" (2/3) ... [2024-11-09 22:57:33,442 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2dcfc5f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:57:33, skipping insertion in model container [2024-11-09 22:57:33,442 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.11 10:57:33" (3/3) ... [2024-11-09 22:57:33,443 INFO L112 eAbstractionObserver]: Analyzing ICFG elevator_spec2_product29.cil.c [2024-11-09 22:57:33,457 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 22:57:33,458 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 22:57:33,544 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 22:57:33,550 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;@1b140910, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 22:57:33,552 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 22:57:33,561 INFO L276 IsEmpty]: Start isEmpty. Operand has 596 states, 475 states have (on average 1.711578947368421) internal successors, (813), 496 states have internal predecessors, (813), 95 states have call successors, (95), 24 states have call predecessors, (95), 24 states have return successors, (95), 89 states have call predecessors, (95), 95 states have call successors, (95) [2024-11-09 22:57:33,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-09 22:57:33,589 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 22:57:33,589 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 22:57:33,590 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 22:57:33,594 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 22:57:33,594 INFO L85 PathProgramCache]: Analyzing trace with hash 1153938323, now seen corresponding path program 1 times [2024-11-09 22:57:33,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 22:57:33,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1280836883] [2024-11-09 22:57:33,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:57:33,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 22:57:33,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:34,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-09 22:57:34,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:34,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:57:34,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:34,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-09 22:57:34,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:34,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-09 22:57:34,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:34,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:57:35,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:35,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 22:57:35,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:35,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-09 22:57:35,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:35,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-09 22:57:35,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:35,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-09 22:57:35,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:35,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-09 22:57:35,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:35,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-09 22:57:35,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:35,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 22:57:35,154 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 22:57:35,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1280836883] [2024-11-09 22:57:35,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1280836883] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 22:57:35,155 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 22:57:35,155 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 22:57:35,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766236384] [2024-11-09 22:57:35,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 22:57:35,163 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 22:57:35,164 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 22:57:35,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 22:57:35,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-09 22:57:35,194 INFO L87 Difference]: Start difference. First operand has 596 states, 475 states have (on average 1.711578947368421) internal successors, (813), 496 states have internal predecessors, (813), 95 states have call successors, (95), 24 states have call predecessors, (95), 24 states have return successors, (95), 89 states have call predecessors, (95), 95 states have call successors, (95) Second operand has 10 states, 10 states have (on average 7.0) internal successors, (70), 7 states have internal predecessors, (70), 2 states have call successors, (12), 5 states have call predecessors, (12), 3 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-09 22:57:38,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-09 22:57:38,351 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=59, Invalid=181, Unknown=0, NotChecked=0, Total=240 [2024-11-09 22:57:38,354 INFO L432 NwaCegarLoop]: 55 mSDtfsCounter, 703 mSDsluCounter, 266 mSDsCounter, 0 mSdLazyCounter, 1703 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 707 SdHoareTripleChecker+Valid, 321 SdHoareTripleChecker+Invalid, 1779 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 1703 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-09 22:57:38,356 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [707 Valid, 321 Invalid, 1779 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 1703 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-09 22:57:38,358 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 22:57:38,358 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 22:57:38,361 INFO L158 Benchmark]: Toolchain (without parser) took 7494.25ms. Allocated memory was 180.4MB in the beginning and 285.2MB in the end (delta: 104.9MB). Free memory was 111.1MB in the beginning and 99.2MB in the end (delta: 11.9MB). Peak memory consumption was 117.2MB. Max. memory is 16.1GB. [2024-11-09 22:57:38,361 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 104.9MB. Free memory is still 71.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 22:57:38,362 INFO L158 Benchmark]: CACSL2BoogieTranslator took 917.43ms. Allocated memory is still 180.4MB. Free memory was 110.9MB in the beginning and 129.3MB in the end (delta: -18.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-11-09 22:57:38,362 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.36ms. Allocated memory is still 180.4MB. Free memory was 129.3MB in the beginning and 123.8MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 22:57:38,363 INFO L158 Benchmark]: Boogie Preprocessor took 97.89ms. Allocated memory is still 180.4MB. Free memory was 123.8MB in the beginning and 116.7MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-09 22:57:38,363 INFO L158 Benchmark]: IcfgBuilder took 1454.77ms. Allocated memory is still 180.4MB. Free memory was 116.7MB in the beginning and 73.6MB in the end (delta: 43.1MB). Peak memory consumption was 52.3MB. Max. memory is 16.1GB. [2024-11-09 22:57:38,365 INFO L158 Benchmark]: TraceAbstraction took 4926.35ms. Allocated memory was 180.4MB in the beginning and 285.2MB in the end (delta: 104.9MB). Free memory was 72.6MB in the beginning and 99.2MB in the end (delta: -26.7MB). Peak memory consumption was 77.2MB. Max. memory is 16.1GB. [2024-11-09 22:57:38,367 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 104.9MB. Free memory is still 71.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 917.43ms. Allocated memory is still 180.4MB. Free memory was 110.9MB in the beginning and 129.3MB in the end (delta: -18.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.36ms. Allocated memory is still 180.4MB. Free memory was 129.3MB in the beginning and 123.8MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 97.89ms. Allocated memory is still 180.4MB. Free memory was 123.8MB in the beginning and 116.7MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 1454.77ms. Allocated memory is still 180.4MB. Free memory was 116.7MB in the beginning and 73.6MB in the end (delta: 43.1MB). Peak memory consumption was 52.3MB. Max. memory is 16.1GB. * TraceAbstraction took 4926.35ms. Allocated memory was 180.4MB in the beginning and 285.2MB in the end (delta: 104.9MB). Free memory was 72.6MB in the beginning and 99.2MB in the end (delta: -26.7MB). Peak memory consumption was 77.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 48]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Floor.i","") [48] - GenericResultAtLocation [Line: 716]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [716] - GenericResultAtLocation [Line: 725]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [725] - GenericResultAtLocation [Line: 739]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Elevator.i","") [739] - GenericResultAtLocation [Line: 2285]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [2285] - GenericResultAtLocation [Line: 2651]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [2651] - GenericResultAtLocation [Line: 3008]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Person.i","") [3008] - GenericResultAtLocation [Line: 3126]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"UnitTests.i","") [3126] - GenericResultAtLocation [Line: 3217]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [3217] - GenericResultAtLocation [Line: 3398]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [3398] * 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 22:57:38,393 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_product29.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 a9d4bfafe2ee2b10c7451875462462bdbc63aaee25e1868c3faa4756fb5ebfc5 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-09 22:57:40,592 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 22:57:40,675 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-09 22:57:40,680 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 22:57:40,681 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 22:57:40,710 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 22:57:40,711 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 22:57:40,711 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 22:57:40,712 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 22:57:40,712 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 22:57:40,713 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 22:57:40,713 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 22:57:40,714 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 22:57:40,715 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 22:57:40,716 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 22:57:40,716 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 22:57:40,716 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 22:57:40,716 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 22:57:40,717 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 22:57:40,717 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 22:57:40,717 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 22:57:40,721 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 22:57:40,721 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 22:57:40,722 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 22:57:40,722 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 22:57:40,722 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 22:57:40,722 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 22:57:40,723 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 22:57:40,723 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 22:57:40,723 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 22:57:40,723 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-09 22:57:40,724 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 22:57:40,724 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 22:57:40,724 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 22:57:40,724 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 22:57:40,724 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 22:57:40,725 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 22:57:40,725 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 22:57:40,725 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-09 22:57:40,725 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 22:57:40,726 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 22:57:40,726 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 22:57:40,726 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 22:57:40,726 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 22:57:40,727 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9d4bfafe2ee2b10c7451875462462bdbc63aaee25e1868c3faa4756fb5ebfc5 [2024-11-09 22:57:41,022 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 22:57:41,041 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 22:57:41,045 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 22:57:41,046 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 22:57:41,047 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 22:57:41,048 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec2_product29.cil.c [2024-11-09 22:57:42,681 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 22:57:43,000 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 22:57:43,001 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec2_product29.cil.c [2024-11-09 22:57:43,022 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf88c0bc1/24e5e7fb69914f6aa3ba187123b47c9c/FLAG0fae5da8e [2024-11-09 22:57:43,033 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf88c0bc1/24e5e7fb69914f6aa3ba187123b47c9c [2024-11-09 22:57:43,035 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 22:57:43,036 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 22:57:43,037 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 22:57:43,037 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 22:57:43,042 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 22:57:43,042 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:57:43" (1/1) ... [2024-11-09 22:57:43,043 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78692b1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:43, skipping insertion in model container [2024-11-09 22:57:43,043 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:57:43" (1/1) ... [2024-11-09 22:57:43,108 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 22:57:43,401 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_product29.cil.c[17414,17427] [2024-11-09 22:57:43,587 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 22:57:43,588 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 22:57:43,596 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 22:57:43,598 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 22:57:43,605 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 22:57:43,616 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 22:57:43,618 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 22:57:43,618 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 22:57:43,620 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 22:57:43,689 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 22:57:43,706 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 22:57:43,715 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Floor.i","") [48] [2024-11-09 22:57:43,716 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [716] [2024-11-09 22:57:43,716 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [725] [2024-11-09 22:57:43,717 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Elevator.i","") [739] [2024-11-09 22:57:43,717 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [2285] [2024-11-09 22:57:43,717 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [2651] [2024-11-09 22:57:43,718 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Person.i","") [3008] [2024-11-09 22:57:43,718 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"UnitTests.i","") [3126] [2024-11-09 22:57:43,718 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [3217] [2024-11-09 22:57:43,719 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [3398] [2024-11-09 22:57:43,757 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_product29.cil.c[17414,17427] [2024-11-09 22:57:43,832 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 22:57:43,874 INFO L204 MainTranslator]: Completed translation [2024-11-09 22:57:43,875 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:43 WrapperNode [2024-11-09 22:57:43,875 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 22:57:43,876 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 22:57:43,876 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 22:57:43,877 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 22:57:43,884 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:43" (1/1) ... [2024-11-09 22:57:43,929 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:43" (1/1) ... [2024-11-09 22:57:43,971 INFO L138 Inliner]: procedures = 95, calls = 341, calls flagged for inlining = 27, calls inlined = 24, statements flattened = 853 [2024-11-09 22:57:43,971 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 22:57:43,972 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 22:57:43,972 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 22:57:43,972 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 22:57:43,982 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:43" (1/1) ... [2024-11-09 22:57:43,982 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:43" (1/1) ... [2024-11-09 22:57:43,996 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:43" (1/1) ... [2024-11-09 22:57:44,040 INFO L175 MemorySlicer]: Split 81 memory accesses to 20 slices as follows [2, 4, 4, 5, 3, 3, 5, 7, 4, 4, 4, 4, 4, 6, 4, 4, 4, 4, 4, 2]. 9 percent of accesses are in the largest equivalence class. The 81 initializations are split as follows [2, 4, 4, 5, 3, 3, 5, 7, 4, 4, 4, 4, 4, 6, 4, 4, 4, 4, 4, 2]. The 0 writes are split as follows [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]. [2024-11-09 22:57:44,040 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:43" (1/1) ... [2024-11-09 22:57:44,040 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:43" (1/1) ... [2024-11-09 22:57:44,065 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:43" (1/1) ... [2024-11-09 22:57:44,067 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:43" (1/1) ... [2024-11-09 22:57:44,075 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:43" (1/1) ... [2024-11-09 22:57:44,079 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:43" (1/1) ... [2024-11-09 22:57:44,086 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 22:57:44,087 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-09 22:57:44,088 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-09 22:57:44,088 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-09 22:57:44,088 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:43" (1/1) ... [2024-11-09 22:57:44,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 22:57:44,107 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 22:57:44,126 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 22:57:44,133 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 22:57:44,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 22:57:44,182 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2024-11-09 22:57:44,183 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2024-11-09 22:57:44,183 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2024-11-09 22:57:44,184 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2024-11-09 22:57:44,184 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2024-11-09 22:57:44,184 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2024-11-09 22:57:44,184 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2024-11-09 22:57:44,184 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2024-11-09 22:57:44,186 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2024-11-09 22:57:44,186 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2024-11-09 22:57:44,186 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2024-11-09 22:57:44,186 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2024-11-09 22:57:44,186 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2024-11-09 22:57:44,186 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2024-11-09 22:57:44,186 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2024-11-09 22:57:44,186 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2024-11-09 22:57:44,187 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2024-11-09 22:57:44,187 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2024-11-09 22:57:44,187 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2024-11-09 22:57:44,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2024-11-09 22:57:44,187 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2024-11-09 22:57:44,187 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2024-11-09 22:57:44,187 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2024-11-09 22:57:44,187 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2024-11-09 22:57:44,187 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2024-11-09 22:57:44,187 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2024-11-09 22:57:44,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-09 22:57:44,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-09 22:57:44,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-09 22:57:44,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-09 22:57:44,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-09 22:57:44,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-09 22:57:44,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-09 22:57:44,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-09 22:57:44,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-09 22:57:44,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-09 22:57:44,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-09 22:57:44,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-09 22:57:44,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-11-09 22:57:44,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-11-09 22:57:44,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2024-11-09 22:57:44,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2024-11-09 22:57:44,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#16 [2024-11-09 22:57:44,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#17 [2024-11-09 22:57:44,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#18 [2024-11-09 22:57:44,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#19 [2024-11-09 22:57:44,192 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2024-11-09 22:57:44,192 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2024-11-09 22:57:44,192 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2024-11-09 22:57:44,192 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2024-11-09 22:57:44,192 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2024-11-09 22:57:44,193 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2024-11-09 22:57:44,193 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2024-11-09 22:57:44,193 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2024-11-09 22:57:44,193 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2024-11-09 22:57:44,193 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2024-11-09 22:57:44,193 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2024-11-09 22:57:44,193 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2024-11-09 22:57:44,193 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2024-11-09 22:57:44,193 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2024-11-09 22:57:44,193 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2024-11-09 22:57:44,193 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2024-11-09 22:57:44,193 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2024-11-09 22:57:44,193 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2024-11-09 22:57:44,193 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2024-11-09 22:57:44,193 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2024-11-09 22:57:44,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 22:57:44,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 22:57:44,194 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2024-11-09 22:57:44,194 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2024-11-09 22:57:44,406 INFO L256 CfgBuilder]: Building ICFG [2024-11-09 22:57:44,410 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 22:57:44,510 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3123: #res := ~retValue_acc~25; [2024-11-09 22:57:44,549 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3045: #res := ~retValue_acc~23; [2024-11-09 22:57:44,553 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L823: #res := ~retValue_acc~3; [2024-11-09 22:57:44,567 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1001: #res := ~retValue_acc~4; [2024-11-09 22:57:44,844 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1611-1: isAnyLiftButtonPressed_#res#1 := isAnyLiftButtonPressed_~retValue_acc~13#1; [2024-11-09 22:57:44,844 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1577: #res#1 := ~retValue_acc~12#1; [2024-11-09 22:57:44,959 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1709: #res := ~retValue_acc~16; [2024-11-09 22:57:44,983 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3084: #res := ~retValue_acc~24; [2024-11-09 22:57:45,219 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1538: #res := ~retValue_acc~11; [2024-11-09 22:57:45,235 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1044: #res := ~retValue_acc~6; [2024-11-09 22:57:45,340 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1093-1: isEmpty_#res#1 := isEmpty_~retValue_acc~8#1; [2024-11-09 22:57:45,523 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1695-1: stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; [2024-11-09 22:57:45,523 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1667-1: stopRequestedAtCurrentFloor__wrappee__empty_#res#1 := stopRequestedAtCurrentFloor__wrappee__empty_~retValue_acc~14#1; [2024-11-09 22:57:45,599 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1173-1: anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~9#1; [2024-11-09 22:57:45,599 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1186-1: isIdle_#res#1 := isIdle_~retValue_acc~10#1; [2024-11-09 22:57:45,712 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L402: #res := ~retValue_acc~1; [2024-11-09 22:57:45,807 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3430-1: valid_product_#res#1 := valid_product_~retValue_acc~27#1; [2024-11-09 22:57:45,807 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3005-1: main_#res#1 := main_~retValue_acc~22#1; [2024-11-09 22:57:45,827 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L166: #res := ~retValue_acc~0; [2024-11-09 22:57:45,830 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1010: #res := ~retValue_acc~5; [2024-11-09 22:57:45,837 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L713: #res := ~retValue_acc~2; [2024-11-09 22:57:46,028 INFO L? ?]: Removed 488 outVars from TransFormulas that were not future-live. [2024-11-09 22:57:46,029 INFO L307 CfgBuilder]: Performing block encoding [2024-11-09 22:57:46,063 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 22:57:46,064 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 22:57:46,064 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.11 10:57:46 BoogieIcfgContainer [2024-11-09 22:57:46,064 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-09 22:57:46,066 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 22:57:46,066 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 22:57:46,069 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 22:57:46,069 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 10:57:43" (1/3) ... [2024-11-09 22:57:46,070 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@664dae99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:57:46, skipping insertion in model container [2024-11-09 22:57:46,070 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:57:43" (2/3) ... [2024-11-09 22:57:46,070 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@664dae99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:57:46, skipping insertion in model container [2024-11-09 22:57:46,070 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.11 10:57:46" (3/3) ... [2024-11-09 22:57:46,071 INFO L112 eAbstractionObserver]: Analyzing ICFG elevator_spec2_product29.cil.c [2024-11-09 22:57:46,089 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 22:57:46,089 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 22:57:46,172 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 22:57:46,178 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;@728fe22b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 22:57:46,178 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 22:57:46,185 INFO L276 IsEmpty]: Start isEmpty. Operand has 596 states, 475 states have (on average 1.711578947368421) internal successors, (813), 496 states have internal predecessors, (813), 95 states have call successors, (95), 24 states have call predecessors, (95), 24 states have return successors, (95), 89 states have call predecessors, (95), 95 states have call successors, (95) [2024-11-09 22:57:46,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-09 22:57:46,211 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 22:57:46,211 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 22:57:46,212 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 22:57:46,217 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 22:57:46,217 INFO L85 PathProgramCache]: Analyzing trace with hash 1153938323, now seen corresponding path program 1 times [2024-11-09 22:57:46,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-09 22:57:46,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [840372189] [2024-11-09 22:57:46,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:57:46,230 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 22:57:46,230 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-09 22:57:46,234 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 22:57:46,259 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 22:57:46,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:57:46,747 INFO L255 TraceCheckSpWp]: Trace formula consists of 728 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 22:57:46,756 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 22:57:46,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 22:57:46,791 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 22:57:46,791 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-09 22:57:46,791 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [840372189] [2024-11-09 22:57:46,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [840372189] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 22:57:46,795 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 22:57:46,795 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 22:57:46,797 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391206874] [2024-11-09 22:57:46,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 22:57:46,802 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 22:57:46,804 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-09 22:57:46,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 22:57:46,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 22:57:46,833 INFO L87 Difference]: Start difference. First operand has 596 states, 475 states have (on average 1.711578947368421) internal successors, (813), 496 states have internal predecessors, (813), 95 states have call successors, (95), 24 states have call predecessors, (95), 24 states have return successors, (95), 89 states have call predecessors, (95), 95 states have call successors, (95) Second operand has 2 states, 2 states have (on average 35.0) internal successors, (70), 2 states have internal predecessors, (70), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-09 22:57:46,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 22:57:46,884 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 22:57:46,888 INFO L432 NwaCegarLoop]: 323 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 323 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 22:57:46,891 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 323 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 22:57:46,905 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 22:57:47,092 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 22:57:47,094 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 22:57:47,096 INFO L158 Benchmark]: Toolchain (without parser) took 4059.97ms. Allocated memory was 56.6MB in the beginning and 107.0MB in the end (delta: 50.3MB). Free memory was 34.9MB in the beginning and 71.9MB in the end (delta: -37.0MB). Peak memory consumption was 47.8MB. Max. memory is 16.1GB. [2024-11-09 22:57:47,097 INFO L158 Benchmark]: CDTParser took 3.86ms. Allocated memory is still 44.0MB. Free memory was 20.2MB in the beginning and 28.7MB in the end (delta: -8.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 22:57:47,097 INFO L158 Benchmark]: CACSL2BoogieTranslator took 838.83ms. Allocated memory was 56.6MB in the beginning and 71.3MB in the end (delta: 14.7MB). Free memory was 34.6MB in the beginning and 33.2MB in the end (delta: 1.4MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2024-11-09 22:57:47,097 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.07ms. Allocated memory is still 71.3MB. Free memory was 33.2MB in the beginning and 28.3MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 22:57:47,098 INFO L158 Benchmark]: Boogie Preprocessor took 114.88ms. Allocated memory is still 71.3MB. Free memory was 28.3MB in the beginning and 43.9MB in the end (delta: -15.6MB). Peak memory consumption was 4.7MB. Max. memory is 16.1GB. [2024-11-09 22:57:47,099 INFO L158 Benchmark]: IcfgBuilder took 1976.86ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 43.9MB in the beginning and 47.2MB in the end (delta: -3.2MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. [2024-11-09 22:57:47,099 INFO L158 Benchmark]: TraceAbstraction took 1029.43ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 46.6MB in the beginning and 71.9MB in the end (delta: -25.3MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. [2024-11-09 22:57:47,102 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.86ms. Allocated memory is still 44.0MB. Free memory was 20.2MB in the beginning and 28.7MB in the end (delta: -8.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 838.83ms. Allocated memory was 56.6MB in the beginning and 71.3MB in the end (delta: 14.7MB). Free memory was 34.6MB in the beginning and 33.2MB in the end (delta: 1.4MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.07ms. Allocated memory is still 71.3MB. Free memory was 33.2MB in the beginning and 28.3MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 114.88ms. Allocated memory is still 71.3MB. Free memory was 28.3MB in the beginning and 43.9MB in the end (delta: -15.6MB). Peak memory consumption was 4.7MB. Max. memory is 16.1GB. * IcfgBuilder took 1976.86ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 43.9MB in the beginning and 47.2MB in the end (delta: -3.2MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1029.43ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 46.6MB in the beginning and 71.9MB in the end (delta: -25.3MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 48]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Floor.i","") [48] - GenericResultAtLocation [Line: 716]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [716] - GenericResultAtLocation [Line: 725]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [725] - GenericResultAtLocation [Line: 739]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Elevator.i","") [739] - GenericResultAtLocation [Line: 2285]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [2285] - GenericResultAtLocation [Line: 2651]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [2651] - GenericResultAtLocation [Line: 3008]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Person.i","") [3008] - GenericResultAtLocation [Line: 3126]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"UnitTests.i","") [3126] - GenericResultAtLocation [Line: 3217]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [3217] - GenericResultAtLocation [Line: 3398]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [3398] * 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 22:57:47,134 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null