./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/elevator_spec1_product01.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_spec1_product01.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 a24bdc0807d94f83606acfe112db107808ae7409e0ad1ecc1d01e9704d0b4ece --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-09 22:56:25,005 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 22:56:25,064 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-09 22:56:25,067 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 22:56:25,068 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 22:56:25,099 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 22:56:25,100 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 22:56:25,100 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 22:56:25,101 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 22:56:25,103 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 22:56:25,104 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 22:56:25,104 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 22:56:25,104 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 22:56:25,105 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 22:56:25,105 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 22:56:25,105 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 22:56:25,105 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 22:56:25,105 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 22:56:25,106 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 22:56:25,107 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 22:56:25,107 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 22:56:25,107 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 22:56:25,107 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 22:56:25,108 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 22:56:25,108 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 22:56:25,108 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 22:56:25,108 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 22:56:25,108 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 22:56:25,109 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-09 22:56:25,109 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 22:56:25,109 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 22:56:25,109 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 22:56:25,109 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 22:56:25,109 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 22:56:25,110 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 22:56:25,110 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 22:56:25,110 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 22:56:25,110 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 22:56:25,111 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 22:56:25,111 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 22:56:25,111 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 22:56:25,112 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 22:56:25,112 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a24bdc0807d94f83606acfe112db107808ae7409e0ad1ecc1d01e9704d0b4ece [2024-11-09 22:56:25,315 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 22:56:25,339 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 22:56:25,342 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 22:56:25,343 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 22:56:25,344 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 22:56:25,345 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec1_product01.cil.c [2024-11-09 22:56:26,636 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 22:56:26,910 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 22:56:26,911 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec1_product01.cil.c [2024-11-09 22:56:26,933 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13c3442d0/5c34f57c1312445fb0b535ee5b413563/FLAG5f3efeece [2024-11-09 22:56:26,943 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13c3442d0/5c34f57c1312445fb0b535ee5b413563 [2024-11-09 22:56:26,945 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 22:56:26,946 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 22:56:26,947 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 22:56:26,947 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 22:56:26,951 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 22:56:26,952 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:56:26" (1/1) ... [2024-11-09 22:56:26,952 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12376174 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:56:26, skipping insertion in model container [2024-11-09 22:56:26,953 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:56:26" (1/1) ... [2024-11-09 22:56:27,005 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 22:56:27,141 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_spec1_product01.cil.c[1545,1558] [2024-11-09 22:56:27,400 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 22:56:27,411 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 22:56:27,418 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [48] [2024-11-09 22:56:27,420 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Elevator.i","") [57] [2024-11-09 22:56:27,420 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [1490] [2024-11-09 22:56:27,420 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Floor.i","") [1849] [2024-11-09 22:56:27,421 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [2515] [2024-11-09 22:56:27,421 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [2881] [2024-11-09 22:56:27,421 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"UnitTests.i","") [2894] [2024-11-09 22:56:27,421 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Person.i","") [2985] [2024-11-09 22:56:27,422 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [3104] [2024-11-09 22:56:27,422 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [3139] [2024-11-09 22:56:27,425 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_spec1_product01.cil.c[1545,1558] [2024-11-09 22:56:27,521 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 22:56:27,548 INFO L204 MainTranslator]: Completed translation [2024-11-09 22:56:27,548 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:56:27 WrapperNode [2024-11-09 22:56:27,549 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 22:56:27,550 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 22:56:27,550 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 22:56:27,550 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 22:56:27,555 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:56:27" (1/1) ... [2024-11-09 22:56:27,576 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:56:27" (1/1) ... [2024-11-09 22:56:27,608 INFO L138 Inliner]: procedures = 88, calls = 329, calls flagged for inlining = 23, calls inlined = 20, statements flattened = 741 [2024-11-09 22:56:27,609 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 22:56:27,609 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 22:56:27,610 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 22:56:27,610 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 22:56:27,619 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:56:27" (1/1) ... [2024-11-09 22:56:27,619 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:56:27" (1/1) ... [2024-11-09 22:56:27,625 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:56:27" (1/1) ... [2024-11-09 22:56:27,649 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 22:56:27,650 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:56:27" (1/1) ... [2024-11-09 22:56:27,650 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:56:27" (1/1) ... [2024-11-09 22:56:27,671 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:56:27" (1/1) ... [2024-11-09 22:56:27,676 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:56:27" (1/1) ... [2024-11-09 22:56:27,682 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:56:27" (1/1) ... [2024-11-09 22:56:27,688 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:56:27" (1/1) ... [2024-11-09 22:56:27,696 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 22:56:27,696 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-09 22:56:27,697 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-09 22:56:27,697 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-09 22:56:27,702 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:56:27" (1/1) ... [2024-11-09 22:56:27,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 22:56:27,725 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 22:56:27,773 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 22:56:27,785 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 22:56:27,849 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2024-11-09 22:56:27,849 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2024-11-09 22:56:27,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 22:56:27,850 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2024-11-09 22:56:27,850 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2024-11-09 22:56:27,850 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2024-11-09 22:56:27,850 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2024-11-09 22:56:27,850 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2024-11-09 22:56:27,850 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2024-11-09 22:56:27,851 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2024-11-09 22:56:27,851 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2024-11-09 22:56:27,851 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2024-11-09 22:56:27,851 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2024-11-09 22:56:27,851 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2024-11-09 22:56:27,851 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2024-11-09 22:56:27,852 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2024-11-09 22:56:27,852 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2024-11-09 22:56:27,852 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2024-11-09 22:56:27,852 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2024-11-09 22:56:27,852 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2024-11-09 22:56:27,853 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2024-11-09 22:56:27,853 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2024-11-09 22:56:27,853 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2024-11-09 22:56:27,853 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2024-11-09 22:56:27,853 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2024-11-09 22:56:27,853 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2024-11-09 22:56:27,854 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2024-11-09 22:56:27,854 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2024-11-09 22:56:27,854 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2024-11-09 22:56:27,854 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2024-11-09 22:56:27,854 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2024-11-09 22:56:27,854 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2024-11-09 22:56:27,855 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2024-11-09 22:56:27,855 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2024-11-09 22:56:27,855 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2024-11-09 22:56:27,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 22:56:27,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-09 22:56:27,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-09 22:56:27,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-09 22:56:27,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-09 22:56:27,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-09 22:56:27,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-09 22:56:27,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-09 22:56:27,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-09 22:56:27,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-09 22:56:27,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-09 22:56:27,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-09 22:56:27,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-09 22:56:27,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-09 22:56:27,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-09 22:56:27,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-09 22:56:27,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-09 22:56:27,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-09 22:56:27,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-09 22:56:27,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-09 22:56:27,860 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2024-11-09 22:56:27,860 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2024-11-09 22:56:27,860 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2024-11-09 22:56:27,860 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2024-11-09 22:56:27,860 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2024-11-09 22:56:27,861 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2024-11-09 22:56:27,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 22:56:27,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 22:56:27,861 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2024-11-09 22:56:27,861 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2024-11-09 22:56:28,034 INFO L256 CfgBuilder]: Building ICFG [2024-11-09 22:56:28,037 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 22:56:28,108 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3101: #res := ~retValue_acc~23; [2024-11-09 22:56:28,116 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L144: #res := ~retValue_acc~0; [2024-11-09 22:56:28,445 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L810: #res := ~retValue_acc~8; [2024-11-09 22:56:28,509 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L914: #res := ~retValue_acc~11; [2024-11-09 22:56:28,533 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3062: #res := ~retValue_acc~22; [2024-11-09 22:56:28,621 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L445-1: anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~6#1; [2024-11-09 22:56:28,621 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L458-1: isIdle_#res#1 := isIdle_~retValue_acc~7#1; [2024-11-09 22:56:28,772 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L316-1: buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~3#1; [2024-11-09 22:56:28,772 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L900-1: stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~10#1; [2024-11-09 22:56:28,773 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L273-1: getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; [2024-11-09 22:56:28,828 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2201: #res := ~retValue_acc~16; [2024-11-09 22:56:28,910 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3136-1: valid_product_#res#1 := valid_product_~retValue_acc~25#1; [2024-11-09 22:56:28,910 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1846-1: main_#res#1 := main_~retValue_acc~14#1; [2024-11-09 22:56:28,925 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1960: #res := ~retValue_acc~15; [2024-11-09 22:56:28,928 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L282: #res := ~retValue_acc~2; [2024-11-09 22:56:28,932 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2512: #res := ~retValue_acc~17; [2024-11-09 22:56:29,094 INFO L? ?]: Removed 432 outVars from TransFormulas that were not future-live. [2024-11-09 22:56:29,094 INFO L307 CfgBuilder]: Performing block encoding [2024-11-09 22:56:29,123 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 22:56:29,125 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 22:56:29,125 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.11 10:56:29 BoogieIcfgContainer [2024-11-09 22:56:29,126 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-09 22:56:29,128 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 22:56:29,128 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 22:56:29,132 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 22:56:29,132 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 10:56:26" (1/3) ... [2024-11-09 22:56:29,133 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cdbdff9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:56:29, skipping insertion in model container [2024-11-09 22:56:29,133 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:56:27" (2/3) ... [2024-11-09 22:56:29,134 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cdbdff9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:56:29, skipping insertion in model container [2024-11-09 22:56:29,134 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.11 10:56:29" (3/3) ... [2024-11-09 22:56:29,135 INFO L112 eAbstractionObserver]: Analyzing ICFG elevator_spec1_product01.cil.c [2024-11-09 22:56:29,151 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 22:56:29,151 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 22:56:29,222 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 22:56:29,228 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;@5505140c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 22:56:29,229 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 22:56:29,237 INFO L276 IsEmpty]: Start isEmpty. Operand has 548 states, 436 states have (on average 1.7155963302752293) internal successors, (748), 457 states have internal predecessors, (748), 89 states have call successors, (89), 21 states have call predecessors, (89), 21 states have return successors, (89), 83 states have call predecessors, (89), 89 states have call successors, (89) [2024-11-09 22:56:29,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-09 22:56:29,271 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 22:56:29,275 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 22:56:29,275 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 22:56:29,280 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 22:56:29,281 INFO L85 PathProgramCache]: Analyzing trace with hash 286490545, now seen corresponding path program 1 times [2024-11-09 22:56:29,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 22:56:29,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535218221] [2024-11-09 22:56:29,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:56:29,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 22:56:29,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:56:29,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-09 22:56:29,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:56:29,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:56:29,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:56:29,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-09 22:56:29,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:56:29,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-09 22:56:29,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:56:30,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:56:30,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:56:30,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-09 22:56:30,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:56:30,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-09 22:56:30,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:56:30,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:56:30,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:56:30,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:56:30,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:56:30,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-09 22:56:30,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:56:30,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-11-09 22:56:30,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:56:30,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-09 22:56:30,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:56:30,417 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-09 22:56:30,418 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 22:56:30,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1535218221] [2024-11-09 22:56:30,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1535218221] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 22:56:30,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2047838233] [2024-11-09 22:56:30,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:56:30,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 22:56:30,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 22:56:30,422 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 22:56:30,425 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 22:56:30,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:56:30,733 INFO L255 TraceCheckSpWp]: Trace formula consists of 1775 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 22:56:30,743 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 22:56:30,765 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-09 22:56:30,765 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 22:56:30,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2047838233] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 22:56:30,766 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 22:56:30,766 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 7 [2024-11-09 22:56:30,771 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267358144] [2024-11-09 22:56:30,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 22:56:30,775 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 22:56:30,775 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 22:56:30,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 22:56:30,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-09 22:56:30,796 INFO L87 Difference]: Start difference. First operand has 548 states, 436 states have (on average 1.7155963302752293) internal successors, (748), 457 states have internal predecessors, (748), 89 states have call successors, (89), 21 states have call predecessors, (89), 21 states have return successors, (89), 83 states have call predecessors, (89), 89 states have call successors, (89) Second operand has 2 states, 2 states have (on average 32.5) internal successors, (65), 2 states have internal predecessors, (65), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-09 22:56:30,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 22:56:30,822 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-09 22:56:30,826 INFO L432 NwaCegarLoop]: 350 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, 350 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 22:56:30,827 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 350 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 22:56:30,843 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 22:56:31,032 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-09 22:56:31,033 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 22:56:31,036 INFO L158 Benchmark]: Toolchain (without parser) took 4089.80ms. Allocated memory was 159.4MB in the beginning and 239.1MB in the end (delta: 79.7MB). Free memory was 99.7MB in the beginning and 167.2MB in the end (delta: -67.5MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2024-11-09 22:56:31,036 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 159.4MB. Free memory is still 124.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 22:56:31,037 INFO L158 Benchmark]: CACSL2BoogieTranslator took 602.06ms. Allocated memory is still 159.4MB. Free memory was 99.4MB in the beginning and 55.3MB in the end (delta: 44.1MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2024-11-09 22:56:31,037 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.46ms. Allocated memory is still 159.4MB. Free memory was 54.9MB in the beginning and 50.4MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 22:56:31,038 INFO L158 Benchmark]: Boogie Preprocessor took 86.53ms. Allocated memory is still 159.4MB. Free memory was 50.4MB in the beginning and 44.5MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 22:56:31,038 INFO L158 Benchmark]: IcfgBuilder took 1429.31ms. Allocated memory was 159.4MB in the beginning and 239.1MB in the end (delta: 79.7MB). Free memory was 44.5MB in the beginning and 176.5MB in the end (delta: -132.0MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2024-11-09 22:56:31,039 INFO L158 Benchmark]: TraceAbstraction took 1907.95ms. Allocated memory is still 239.1MB. Free memory was 175.4MB in the beginning and 167.2MB in the end (delta: 8.2MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2024-11-09 22:56:31,041 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 159.4MB. Free memory is still 124.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 602.06ms. Allocated memory is still 159.4MB. Free memory was 99.4MB in the beginning and 55.3MB in the end (delta: 44.1MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.46ms. Allocated memory is still 159.4MB. Free memory was 54.9MB in the beginning and 50.4MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.53ms. Allocated memory is still 159.4MB. Free memory was 50.4MB in the beginning and 44.5MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * IcfgBuilder took 1429.31ms. Allocated memory was 159.4MB in the beginning and 239.1MB in the end (delta: 79.7MB). Free memory was 44.5MB in the beginning and 176.5MB in the end (delta: -132.0MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1907.95ms. Allocated memory is still 239.1MB. Free memory was 175.4MB in the beginning and 167.2MB in the end (delta: 8.2MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 48]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [48] - GenericResultAtLocation [Line: 57]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Elevator.i","") [57] - GenericResultAtLocation [Line: 1490]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [1490] - GenericResultAtLocation [Line: 1849]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Floor.i","") [1849] - GenericResultAtLocation [Line: 2515]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [2515] - GenericResultAtLocation [Line: 2881]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [2881] - GenericResultAtLocation [Line: 2894]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"UnitTests.i","") [2894] - GenericResultAtLocation [Line: 2985]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Person.i","") [2985] - GenericResultAtLocation [Line: 3104]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [3104] - GenericResultAtLocation [Line: 3139]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [3139] * 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 22:56:31,071 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_spec1_product01.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 a24bdc0807d94f83606acfe112db107808ae7409e0ad1ecc1d01e9704d0b4ece --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-09 22:56:32,986 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 22:56:33,051 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-09 22:56:33,056 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 22:56:33,056 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 22:56:33,081 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 22:56:33,081 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 22:56:33,082 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 22:56:33,082 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 22:56:33,083 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 22:56:33,084 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 22:56:33,084 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 22:56:33,085 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 22:56:33,085 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 22:56:33,085 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 22:56:33,088 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 22:56:33,088 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 22:56:33,088 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 22:56:33,088 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 22:56:33,088 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 22:56:33,088 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 22:56:33,089 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 22:56:33,089 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 22:56:33,089 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 22:56:33,090 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 22:56:33,090 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 22:56:33,090 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 22:56:33,091 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 22:56:33,091 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 22:56:33,091 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 22:56:33,091 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-09 22:56:33,092 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 22:56:33,092 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 22:56:33,092 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 22:56:33,093 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 22:56:33,093 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 22:56:33,094 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 22:56:33,094 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 22:56:33,094 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-09 22:56:33,094 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 22:56:33,094 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 22:56:33,095 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 22:56:33,095 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 22:56:33,095 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 22:56:33,096 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a24bdc0807d94f83606acfe112db107808ae7409e0ad1ecc1d01e9704d0b4ece [2024-11-09 22:56:33,344 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 22:56:33,360 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 22:56:33,362 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 22:56:33,364 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 22:56:33,364 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 22:56:33,365 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec1_product01.cil.c [2024-11-09 22:56:34,631 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 22:56:34,875 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 22:56:34,875 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec1_product01.cil.c [2024-11-09 22:56:34,889 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27aa18be1/ce09e0753efd4f469d012f2cf293e7f6/FLAG78e8a66e6 [2024-11-09 22:56:34,906 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27aa18be1/ce09e0753efd4f469d012f2cf293e7f6 [2024-11-09 22:56:34,908 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 22:56:34,911 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 22:56:34,912 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 22:56:34,912 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 22:56:34,916 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 22:56:34,917 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:56:34" (1/1) ... [2024-11-09 22:56:34,918 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10041c90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:56:34, skipping insertion in model container [2024-11-09 22:56:34,918 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:56:34" (1/1) ... [2024-11-09 22:56:34,971 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 22:56:35,150 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_spec1_product01.cil.c[1545,1558] [2024-11-09 22:56:35,401 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 22:56:35,402 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 22:56:35,406 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 22:56:35,407 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 22:56:35,409 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 22:56:35,421 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 22:56:35,422 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 22:56:35,423 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 22:56:35,425 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 22:56:35,458 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 22:56:35,473 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 22:56:35,481 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [48] [2024-11-09 22:56:35,482 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Elevator.i","") [57] [2024-11-09 22:56:35,483 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [1490] [2024-11-09 22:56:35,483 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Floor.i","") [1849] [2024-11-09 22:56:35,483 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [2515] [2024-11-09 22:56:35,483 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [2881] [2024-11-09 22:56:35,483 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"UnitTests.i","") [2894] [2024-11-09 22:56:35,484 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Person.i","") [2985] [2024-11-09 22:56:35,484 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [3104] [2024-11-09 22:56:35,484 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [3139] [2024-11-09 22:56:35,486 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_spec1_product01.cil.c[1545,1558] [2024-11-09 22:56:35,572 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 22:56:35,600 INFO L204 MainTranslator]: Completed translation [2024-11-09 22:56:35,600 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:56:35 WrapperNode [2024-11-09 22:56:35,600 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 22:56:35,601 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 22:56:35,601 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 22:56:35,602 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 22:56:35,607 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:56:35" (1/1) ... [2024-11-09 22:56:35,641 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:56:35" (1/1) ... [2024-11-09 22:56:35,683 INFO L138 Inliner]: procedures = 90, calls = 329, calls flagged for inlining = 23, calls inlined = 20, statements flattened = 701 [2024-11-09 22:56:35,686 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 22:56:35,687 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 22:56:35,687 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 22:56:35,687 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 22:56:35,696 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:56:35" (1/1) ... [2024-11-09 22:56:35,697 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:56:35" (1/1) ... [2024-11-09 22:56:35,704 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:56:35" (1/1) ... [2024-11-09 22:56:35,730 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 22:56:35,730 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:56:35" (1/1) ... [2024-11-09 22:56:35,730 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:56:35" (1/1) ... [2024-11-09 22:56:35,751 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:56:35" (1/1) ... [2024-11-09 22:56:35,752 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:56:35" (1/1) ... [2024-11-09 22:56:35,757 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:56:35" (1/1) ... [2024-11-09 22:56:35,760 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:56:35" (1/1) ... [2024-11-09 22:56:35,766 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 22:56:35,767 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-09 22:56:35,767 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-09 22:56:35,767 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-09 22:56:35,768 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:56:35" (1/1) ... [2024-11-09 22:56:35,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 22:56:35,790 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 22:56:35,806 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 22:56:35,812 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 22:56:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2024-11-09 22:56:35,859 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2024-11-09 22:56:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 22:56:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2024-11-09 22:56:35,859 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2024-11-09 22:56:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2024-11-09 22:56:35,859 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2024-11-09 22:56:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2024-11-09 22:56:35,859 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2024-11-09 22:56:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2024-11-09 22:56:35,859 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2024-11-09 22:56:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2024-11-09 22:56:35,859 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2024-11-09 22:56:35,860 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2024-11-09 22:56:35,860 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2024-11-09 22:56:35,860 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2024-11-09 22:56:35,860 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2024-11-09 22:56:35,860 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2024-11-09 22:56:35,860 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2024-11-09 22:56:35,860 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2024-11-09 22:56:35,860 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2024-11-09 22:56:35,860 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2024-11-09 22:56:35,862 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2024-11-09 22:56:35,862 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2024-11-09 22:56:35,862 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2024-11-09 22:56:35,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-09 22:56:35,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-09 22:56:35,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-09 22:56:35,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-09 22:56:35,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-09 22:56:35,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-09 22:56:35,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-09 22:56:35,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-09 22:56:35,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-09 22:56:35,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-09 22:56:35,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-09 22:56:35,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-09 22:56:35,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-11-09 22:56:35,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-11-09 22:56:35,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2024-11-09 22:56:35,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2024-11-09 22:56:35,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#16 [2024-11-09 22:56:35,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#17 [2024-11-09 22:56:35,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#18 [2024-11-09 22:56:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#19 [2024-11-09 22:56:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2024-11-09 22:56:35,867 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2024-11-09 22:56:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2024-11-09 22:56:35,867 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2024-11-09 22:56:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2024-11-09 22:56:35,867 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2024-11-09 22:56:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2024-11-09 22:56:35,867 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2024-11-09 22:56:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2024-11-09 22:56:35,867 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2024-11-09 22:56:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2024-11-09 22:56:35,867 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2024-11-09 22:56:35,868 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2024-11-09 22:56:35,868 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2024-11-09 22:56:35,868 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2024-11-09 22:56:35,868 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2024-11-09 22:56:35,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 22:56:35,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 22:56:35,868 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2024-11-09 22:56:35,868 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2024-11-09 22:56:36,035 INFO L256 CfgBuilder]: Building ICFG [2024-11-09 22:56:36,037 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 22:56:36,131 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3101: #res := ~retValue_acc~23; [2024-11-09 22:56:36,138 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L144: #res := ~retValue_acc~0; [2024-11-09 22:56:36,455 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L810: #res := ~retValue_acc~8; [2024-11-09 22:56:36,555 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L914: #res := ~retValue_acc~11; [2024-11-09 22:56:36,583 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3062: #res := ~retValue_acc~22; [2024-11-09 22:56:36,688 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L445-1: anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~6#1; [2024-11-09 22:56:36,688 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L458-1: isIdle_#res#1 := isIdle_~retValue_acc~7#1; [2024-11-09 22:56:36,835 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L316-1: buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~3#1; [2024-11-09 22:56:36,836 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L900-1: stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~10#1; [2024-11-09 22:56:36,836 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L273-1: getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; [2024-11-09 22:56:36,913 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2201: #res := ~retValue_acc~16; [2024-11-09 22:56:37,010 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3136-1: valid_product_#res#1 := valid_product_~retValue_acc~25#1; [2024-11-09 22:56:37,010 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1846-1: main_#res#1 := main_~retValue_acc~14#1; [2024-11-09 22:56:37,025 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1960: #res := ~retValue_acc~15; [2024-11-09 22:56:37,028 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L282: #res := ~retValue_acc~2; [2024-11-09 22:56:37,033 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2512: #res := ~retValue_acc~17; [2024-11-09 22:56:37,141 INFO L? ?]: Removed 432 outVars from TransFormulas that were not future-live. [2024-11-09 22:56:37,141 INFO L307 CfgBuilder]: Performing block encoding [2024-11-09 22:56:37,170 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 22:56:37,170 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 22:56:37,170 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.11 10:56:37 BoogieIcfgContainer [2024-11-09 22:56:37,170 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-09 22:56:37,172 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 22:56:37,172 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 22:56:37,175 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 22:56:37,175 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 10:56:34" (1/3) ... [2024-11-09 22:56:37,175 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54f93119 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:56:37, skipping insertion in model container [2024-11-09 22:56:37,176 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:56:35" (2/3) ... [2024-11-09 22:56:37,176 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54f93119 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:56:37, skipping insertion in model container [2024-11-09 22:56:37,176 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.11 10:56:37" (3/3) ... [2024-11-09 22:56:37,177 INFO L112 eAbstractionObserver]: Analyzing ICFG elevator_spec1_product01.cil.c [2024-11-09 22:56:37,189 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 22:56:37,189 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 22:56:37,261 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 22:56:37,267 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;@38607d8b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 22:56:37,267 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 22:56:37,275 INFO L276 IsEmpty]: Start isEmpty. Operand has 548 states, 436 states have (on average 1.7155963302752293) internal successors, (748), 457 states have internal predecessors, (748), 89 states have call successors, (89), 21 states have call predecessors, (89), 21 states have return successors, (89), 83 states have call predecessors, (89), 89 states have call successors, (89) [2024-11-09 22:56:37,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-09 22:56:37,306 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 22:56:37,306 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 22:56:37,307 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 22:56:37,313 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 22:56:37,313 INFO L85 PathProgramCache]: Analyzing trace with hash 286490545, now seen corresponding path program 1 times [2024-11-09 22:56:37,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-09 22:56:37,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1185421608] [2024-11-09 22:56:37,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:56:37,327 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 22:56:37,327 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-09 22:56:37,329 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 22:56:37,330 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 22:56:37,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:56:37,707 INFO L255 TraceCheckSpWp]: Trace formula consists of 912 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 22:56:37,713 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 22:56:37,740 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-09 22:56:37,740 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 22:56:37,741 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-09 22:56:37,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1185421608] [2024-11-09 22:56:37,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1185421608] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 22:56:37,742 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 22:56:37,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 22:56:37,743 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [227589585] [2024-11-09 22:56:37,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 22:56:37,747 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 22:56:37,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-09 22:56:37,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 22:56:37,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 22:56:37,774 INFO L87 Difference]: Start difference. First operand has 548 states, 436 states have (on average 1.7155963302752293) internal successors, (748), 457 states have internal predecessors, (748), 89 states have call successors, (89), 21 states have call predecessors, (89), 21 states have return successors, (89), 83 states have call predecessors, (89), 89 states have call successors, (89) Second operand has 2 states, 2 states have (on average 32.5) internal successors, (65), 2 states have internal predecessors, (65), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-09 22:56:37,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 22:56:37,810 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 101 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 22:56:37,815 INFO L432 NwaCegarLoop]: 350 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, 350 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 22:56:37,817 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 350 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 22:56:37,832 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 22:56:38,019 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 22:56:38,020 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 22:56:38,022 INFO L158 Benchmark]: Toolchain (without parser) took 3111.02ms. Allocated memory was 67.1MB in the beginning and 102.8MB in the end (delta: 35.7MB). Free memory was 43.0MB in the beginning and 65.7MB in the end (delta: -22.7MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. [2024-11-09 22:56:38,022 INFO L158 Benchmark]: CDTParser took 0.68ms. Allocated memory is still 67.1MB. Free memory is still 43.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 22:56:38,023 INFO L158 Benchmark]: CACSL2BoogieTranslator took 688.85ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 42.8MB in the beginning and 53.4MB in the end (delta: -10.6MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2024-11-09 22:56:38,023 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.14ms. Allocated memory is still 81.8MB. Free memory was 53.4MB in the beginning and 48.8MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 22:56:38,023 INFO L158 Benchmark]: Boogie Preprocessor took 79.30ms. Allocated memory is still 81.8MB. Free memory was 48.8MB in the beginning and 42.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 22:56:38,023 INFO L158 Benchmark]: IcfgBuilder took 1403.67ms. Allocated memory was 81.8MB in the beginning and 102.8MB in the end (delta: 21.0MB). Free memory was 42.5MB in the beginning and 45.4MB in the end (delta: -2.9MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. [2024-11-09 22:56:38,025 INFO L158 Benchmark]: TraceAbstraction took 848.99ms. Allocated memory is still 102.8MB. Free memory was 44.6MB in the beginning and 65.7MB in the end (delta: -21.0MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2024-11-09 22:56:38,026 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68ms. Allocated memory is still 67.1MB. Free memory is still 43.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 688.85ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 42.8MB in the beginning and 53.4MB in the end (delta: -10.6MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.14ms. Allocated memory is still 81.8MB. Free memory was 53.4MB in the beginning and 48.8MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.30ms. Allocated memory is still 81.8MB. Free memory was 48.8MB in the beginning and 42.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * IcfgBuilder took 1403.67ms. Allocated memory was 81.8MB in the beginning and 102.8MB in the end (delta: 21.0MB). Free memory was 42.5MB in the beginning and 45.4MB in the end (delta: -2.9MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. * TraceAbstraction took 848.99ms. Allocated memory is still 102.8MB. Free memory was 44.6MB in the beginning and 65.7MB in the end (delta: -21.0MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 48]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [48] - GenericResultAtLocation [Line: 57]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Elevator.i","") [57] - GenericResultAtLocation [Line: 1490]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [1490] - GenericResultAtLocation [Line: 1849]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Floor.i","") [1849] - GenericResultAtLocation [Line: 2515]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [2515] - GenericResultAtLocation [Line: 2881]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [2881] - GenericResultAtLocation [Line: 2894]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"UnitTests.i","") [2894] - GenericResultAtLocation [Line: 2985]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Person.i","") [2985] - GenericResultAtLocation [Line: 3104]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [3104] - GenericResultAtLocation [Line: 3139]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [3139] * 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 22:56:38,052 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null