./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/libvsync/rwlock.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 48c9605d Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/libvsync/rwlock.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 fd8ac353802a2e1d548b78214c4e90430a3b2551f535af0ed9cab2c49366d321 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-08 01:22:57,327 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-08 01:22:57,373 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-08 01:22:57,376 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-08 01:22:57,377 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-08 01:22:57,390 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-08 01:22:57,391 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-08 01:22:57,391 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-08 01:22:57,391 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-08 01:22:57,391 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-08 01:22:57,391 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-08 01:22:57,391 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-08 01:22:57,392 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-08 01:22:57,392 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-08 01:22:57,392 INFO L153 SettingsManager]: * Use SBE=true [2025-02-08 01:22:57,392 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-08 01:22:57,392 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-08 01:22:57,392 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-08 01:22:57,392 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-08 01:22:57,392 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-08 01:22:57,392 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-08 01:22:57,392 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-08 01:22:57,393 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-08 01:22:57,393 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-08 01:22:57,393 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-08 01:22:57,393 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-08 01:22:57,393 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-08 01:22:57,393 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-08 01:22:57,393 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-08 01:22:57,393 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-08 01:22:57,393 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-08 01:22:57,393 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-08 01:22:57,394 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 01:22:57,394 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-08 01:22:57,394 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-08 01:22:57,394 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-08 01:22:57,394 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-08 01:22:57,394 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-08 01:22:57,394 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-08 01:22:57,394 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-08 01:22:57,394 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-08 01:22:57,394 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-08 01:22:57,394 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-08 01:22:57,394 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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-jdk21/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 -> fd8ac353802a2e1d548b78214c4e90430a3b2551f535af0ed9cab2c49366d321 [2025-02-08 01:22:57,616 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-08 01:22:57,622 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-08 01:22:57,624 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-08 01:22:57,625 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-08 01:22:57,625 INFO L274 PluginConnector]: CDTParser initialized [2025-02-08 01:22:57,626 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/libvsync/rwlock.i [2025-02-08 01:22:58,939 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/33d068f72/75b778d7a1eb43848ae5e6a729a78f55/FLAG5e666b619 [2025-02-08 01:22:59,437 INFO L384 CDTParser]: Found 1 translation units. [2025-02-08 01:22:59,438 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/libvsync/rwlock.i [2025-02-08 01:22:59,467 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/33d068f72/75b778d7a1eb43848ae5e6a729a78f55/FLAG5e666b619 [2025-02-08 01:22:59,478 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/33d068f72/75b778d7a1eb43848ae5e6a729a78f55 [2025-02-08 01:22:59,480 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-08 01:22:59,481 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-08 01:22:59,482 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-08 01:22:59,482 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-08 01:22:59,485 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-08 01:22:59,486 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 01:22:59" (1/1) ... [2025-02-08 01:22:59,487 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c8f74c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:22:59, skipping insertion in model container [2025-02-08 01:22:59,487 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 01:22:59" (1/1) ... [2025-02-08 01:22:59,541 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-08 01:23:01,536 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/libvsync/rwlock.i[195762,195775] [2025-02-08 01:23:01,541 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/libvsync/rwlock.i[195845,195858] [2025-02-08 01:23:01,541 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/libvsync/rwlock.i[195902,195915] [2025-02-08 01:23:01,582 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 01:23:01,588 INFO L200 MainTranslator]: Completed pre-run [2025-02-08 01:23:01,650 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3755] [2025-02-08 01:23:01,651 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3757] [2025-02-08 01:23:01,651 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3762] [2025-02-08 01:23:01,653 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3764] [2025-02-08 01:23:01,653 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3770] [2025-02-08 01:23:01,653 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3772] [2025-02-08 01:23:01,653 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3778] [2025-02-08 01:23:01,654 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3780] [2025-02-08 01:23:01,654 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3786] [2025-02-08 01:23:01,654 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3788] [2025-02-08 01:23:01,654 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3794] [2025-02-08 01:23:01,655 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3796] [2025-02-08 01:23:01,655 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3802] [2025-02-08 01:23:01,655 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3804] [2025-02-08 01:23:01,655 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3810] [2025-02-08 01:23:01,655 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3812] [2025-02-08 01:23:01,655 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3817] [2025-02-08 01:23:01,656 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3819] [2025-02-08 01:23:01,656 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3824] [2025-02-08 01:23:01,656 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3826] [2025-02-08 01:23:01,656 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3831] [2025-02-08 01:23:01,656 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3833] [2025-02-08 01:23:01,656 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3838] [2025-02-08 01:23:01,656 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3840] [2025-02-08 01:23:01,657 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3845] [2025-02-08 01:23:01,657 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3847] [2025-02-08 01:23:01,657 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3852] [2025-02-08 01:23:01,657 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3855] [2025-02-08 01:23:01,657 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3861] [2025-02-08 01:23:01,660 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3864] [2025-02-08 01:23:01,660 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3870] [2025-02-08 01:23:01,661 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3873] [2025-02-08 01:23:01,661 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3879] [2025-02-08 01:23:01,661 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3882] [2025-02-08 01:23:01,661 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3888] [2025-02-08 01:23:01,662 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3891] [2025-02-08 01:23:01,662 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3897] [2025-02-08 01:23:01,662 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3900] [2025-02-08 01:23:01,663 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3907] [2025-02-08 01:23:01,664 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3910] [2025-02-08 01:23:01,664 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3917] [2025-02-08 01:23:01,664 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3920] [2025-02-08 01:23:01,664 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3927] [2025-02-08 01:23:01,665 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3930] [2025-02-08 01:23:01,665 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3937] [2025-02-08 01:23:01,666 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3940] [2025-02-08 01:23:01,666 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3947] [2025-02-08 01:23:01,666 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3950] [2025-02-08 01:23:01,667 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3957] [2025-02-08 01:23:01,667 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3960] [2025-02-08 01:23:01,669 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3966] [2025-02-08 01:23:01,669 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3969] [2025-02-08 01:23:01,669 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3975] [2025-02-08 01:23:01,669 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3978] [2025-02-08 01:23:01,670 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3984] [2025-02-08 01:23:01,670 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3987] [2025-02-08 01:23:01,670 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3993] [2025-02-08 01:23:01,671 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3996] [2025-02-08 01:23:01,671 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4002] [2025-02-08 01:23:01,671 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4005] [2025-02-08 01:23:01,672 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4011] [2025-02-08 01:23:01,673 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4014] [2025-02-08 01:23:01,673 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4020] [2025-02-08 01:23:01,674 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4023] [2025-02-08 01:23:01,674 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4029] [2025-02-08 01:23:01,674 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4032] [2025-02-08 01:23:01,674 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4038] [2025-02-08 01:23:01,675 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4041] [2025-02-08 01:23:01,675 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4047] [2025-02-08 01:23:01,675 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4050] [2025-02-08 01:23:01,676 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4056] [2025-02-08 01:23:01,676 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4059] [2025-02-08 01:23:01,676 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4065] [2025-02-08 01:23:01,677 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4068] [2025-02-08 01:23:01,678 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4074] [2025-02-08 01:23:01,678 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4077] [2025-02-08 01:23:01,678 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4083] [2025-02-08 01:23:01,679 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4086] [2025-02-08 01:23:01,679 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4092] [2025-02-08 01:23:01,680 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4095] [2025-02-08 01:23:01,680 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4101] [2025-02-08 01:23:01,681 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4103] [2025-02-08 01:23:01,681 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4109] [2025-02-08 01:23:01,681 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4111] [2025-02-08 01:23:01,681 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4117] [2025-02-08 01:23:01,682 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4119] [2025-02-08 01:23:01,682 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4125] [2025-02-08 01:23:01,683 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4127] [2025-02-08 01:23:01,683 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4133] [2025-02-08 01:23:01,683 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4135] [2025-02-08 01:23:01,684 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4141] [2025-02-08 01:23:01,684 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4143] [2025-02-08 01:23:01,685 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4149] [2025-02-08 01:23:01,685 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4151] [2025-02-08 01:23:01,685 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4157] [2025-02-08 01:23:01,685 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4159] [2025-02-08 01:23:01,685 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4165] [2025-02-08 01:23:01,686 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4167] [2025-02-08 01:23:01,686 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4173] [2025-02-08 01:23:01,686 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4175] [2025-02-08 01:23:01,737 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/libvsync/rwlock.i[195762,195775] [2025-02-08 01:23:01,738 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/libvsync/rwlock.i[195845,195858] [2025-02-08 01:23:01,739 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/libvsync/rwlock.i[195902,195915] [2025-02-08 01:23:01,742 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 01:23:01,956 INFO L204 MainTranslator]: Completed translation [2025-02-08 01:23:01,956 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:23:01 WrapperNode [2025-02-08 01:23:01,957 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-08 01:23:01,957 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-08 01:23:01,958 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-08 01:23:01,958 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-08 01:23:01,962 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:23:01" (1/1) ... [2025-02-08 01:23:02,031 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:23:01" (1/1) ... [2025-02-08 01:23:02,087 INFO L138 Inliner]: procedures = 930, calls = 940, calls flagged for inlining = 832, calls inlined = 67, statements flattened = 628 [2025-02-08 01:23:02,088 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-08 01:23:02,088 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-08 01:23:02,088 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-08 01:23:02,088 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-08 01:23:02,102 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:23:01" (1/1) ... [2025-02-08 01:23:02,102 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:23:01" (1/1) ... [2025-02-08 01:23:02,106 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:23:01" (1/1) ... [2025-02-08 01:23:02,141 INFO L175 MemorySlicer]: Split 27 memory accesses to 3 slices as follows [2, 3, 22]. 81 percent of accesses are in the largest equivalence class. The 5 initializations are split as follows [2, 0, 3]. The 8 writes are split as follows [0, 2, 6]. [2025-02-08 01:23:02,141 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:23:01" (1/1) ... [2025-02-08 01:23:02,141 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:23:01" (1/1) ... [2025-02-08 01:23:02,160 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:23:01" (1/1) ... [2025-02-08 01:23:02,162 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:23:01" (1/1) ... [2025-02-08 01:23:02,167 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:23:01" (1/1) ... [2025-02-08 01:23:02,169 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:23:01" (1/1) ... [2025-02-08 01:23:02,176 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-08 01:23:02,180 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-08 01:23:02,180 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-08 01:23:02,180 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-08 01:23:02,181 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:23:01" (1/1) ... [2025-02-08 01:23:02,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 01:23:02,201 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 01:23:02,214 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-08 01:23:02,227 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-08 01:23:02,248 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2025-02-08 01:23:02,249 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2025-02-08 01:23:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-08 01:23:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-08 01:23:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-08 01:23:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-08 01:23:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-08 01:23:02,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-08 01:23:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-08 01:23:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-08 01:23:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-08 01:23:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-08 01:23:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-08 01:23:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2025-02-08 01:23:02,249 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2025-02-08 01:23:02,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-08 01:23:02,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-08 01:23:02,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-08 01:23:02,251 WARN L227 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-02-08 01:23:02,375 INFO L257 CfgBuilder]: Building ICFG [2025-02-08 01:23:02,377 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-08 01:23:02,678 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4842: vatomic32_await_eq_~ret~0#1 := vatomic32_await_eq_~o~5#1; [2025-02-08 01:23:02,678 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L565: verification_spin_end_~v#1 := verification_spin_end_#in~v#1; [2025-02-08 01:23:02,678 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L565-1: verification_spin_end_~v#1 := verification_spin_end_#in~v#1; [2025-02-08 01:23:02,678 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L565-2: verification_spin_end_~v#1 := verification_spin_end_#in~v#1; [2025-02-08 01:23:02,678 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L565-3: verification_spin_end_~v#1 := verification_spin_end_#in~v#1; [2025-02-08 01:23:02,678 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5041-2: assume { :end_inline_vatomic32_cmpxchg } true;vatomic32_await_ge_sub_~old~20#1 := vatomic32_await_ge_sub_#t~ret681#1; [2025-02-08 01:23:02,678 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5041-3: havoc vatomic32_cmpxchg_#in~a#1.base, vatomic32_cmpxchg_#in~a#1.offset, vatomic32_cmpxchg_#in~e#1, vatomic32_cmpxchg_#in~v#1; [2025-02-08 01:23:02,678 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5041: havoc vatomic32_await_ge_sub_#t~ret681#1; [2025-02-08 01:23:02,678 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5041-1: havoc vatomic32_await_ge_sub_#t~ret681#1; [2025-02-08 01:23:02,678 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5041-4: havoc vatomic32_cmpxchg_#t~ret448#1, vatomic32_cmpxchg_#t~mem449#1, vatomic32_cmpxchg_#t~ret450#1, vatomic32_cmpxchg_~a#1.base, vatomic32_cmpxchg_~a#1.offset, vatomic32_cmpxchg_~e#1, vatomic32_cmpxchg_~v#1, vatomic32_cmpxchg_~exp~2#1; [2025-02-08 01:23:02,678 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5041-5: vatomic32_await_ge_sub_#t~ret681#1 := vatomic32_cmpxchg_#res#1; [2025-02-08 01:23:02,679 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-1: havoc verification_spin_end_#in~v#1;assume { :end_inline_verification_spin_end } true; [2025-02-08 01:23:02,679 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-2: havoc verification_spin_end_~v#1; [2025-02-08 01:23:02,679 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-5: havoc vatomic32_await_neq_#t~ite631#1; [2025-02-08 01:23:02,679 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-6: havoc vatomic32_await_neq_#t~ite631#1; [2025-02-08 01:23:02,681 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-3: havoc verification_spin_end_~v#1; [2025-02-08 01:23:02,681 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-4: assume { :begin_inline_verification_spin_end } true;verification_spin_end_#in~v#1 := 0; [2025-02-08 01:23:02,681 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-9: havoc vatomic32_await_neq_#t~ret630#1; [2025-02-08 01:23:02,681 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-10: assume { :end_inline_verification_spin_end } true;vatomic32_await_neq_#t~ite631#1 := 0; [2025-02-08 01:23:02,681 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-7: assume 0 != vatomic32_await_neq_#t~ite631#1; [2025-02-08 01:23:02,682 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-7: assume !(0 != vatomic32_await_neq_#t~ite631#1); [2025-02-08 01:23:02,682 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-8: havoc vatomic32_await_neq_#t~ret630#1; [2025-02-08 01:23:02,682 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-13: havoc verification_spin_end_~v#1; [2025-02-08 01:23:02,682 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-14: assume vatomic32_await_neq_~cur~5#1 % 4294967296 == vatomic32_await_neq_~c#1 % 4294967296; [2025-02-08 01:23:02,682 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-14: assume !(vatomic32_await_neq_~cur~5#1 % 4294967296 == vatomic32_await_neq_~c#1 % 4294967296); [2025-02-08 01:23:02,682 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-11: havoc verification_spin_end_#in~v#1; [2025-02-08 01:23:02,682 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-12: havoc verification_spin_end_~v#1; [2025-02-08 01:23:02,682 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-17: assume { :end_inline_vatomic32_read } true;vatomic32_await_neq_~cur~5#1 := vatomic32_await_neq_#t~ret630#1; [2025-02-08 01:23:02,682 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-18: havoc vatomic32_read_#in~a#1.base, vatomic32_read_#in~a#1.offset; [2025-02-08 01:23:02,682 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-15: vatomic32_await_neq_#t~ite631#1 := 1; [2025-02-08 01:23:02,682 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-16: assume { :begin_inline_verification_spin_end } true;verification_spin_end_#in~v#1 := 1; [2025-02-08 01:23:02,682 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568: assume true; [2025-02-08 01:23:02,682 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568: assume !true; [2025-02-08 01:23:02,682 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-1: assume false; [2025-02-08 01:23:02,682 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-1: assume !false; [2025-02-08 01:23:02,682 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-19: havoc vatomic32_read_#t~mem432#1, vatomic32_read_~a#1.base, vatomic32_read_~a#1.offset, vatomic32_read_~tmp~2#1; [2025-02-08 01:23:02,682 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-2: assume true; [2025-02-08 01:23:02,682 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-2: assume !true; [2025-02-08 01:23:02,682 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-20: vatomic32_await_neq_#t~ret630#1 := vatomic32_read_#res#1; [2025-02-08 01:23:02,682 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-3: assume false; [2025-02-08 01:23:02,682 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-3: assume !false; [2025-02-08 01:23:02,682 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-4: assume true; [2025-02-08 01:23:02,682 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-4: assume !true; [2025-02-08 01:23:02,682 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-5: assume false; [2025-02-08 01:23:02,682 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-5: assume !false; [2025-02-08 01:23:02,682 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-6: assume true; [2025-02-08 01:23:02,682 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-6: assume !true; [2025-02-08 01:23:02,682 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-7: assume false; [2025-02-08 01:23:02,682 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-7: assume !false; [2025-02-08 01:23:02,682 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-8: assume true; [2025-02-08 01:23:02,683 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-8: assume !true; [2025-02-08 01:23:02,683 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-9: assume false; [2025-02-08 01:23:02,683 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-9: assume !false; [2025-02-08 01:23:02,683 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-10: assume true; [2025-02-08 01:23:02,683 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-10: assume !true; [2025-02-08 01:23:02,683 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-11: assume false; [2025-02-08 01:23:02,683 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-11: assume !false; [2025-02-08 01:23:02,683 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-12: assume true; [2025-02-08 01:23:02,683 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-12: assume !true; [2025-02-08 01:23:02,683 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4813: assume true; [2025-02-08 01:23:02,683 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4813: assume !true; [2025-02-08 01:23:02,683 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-13: assume false; [2025-02-08 01:23:02,683 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-13: assume !false; [2025-02-08 01:23:02,683 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4813-1: assume false; [2025-02-08 01:23:02,683 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4813-1: assume !false; [2025-02-08 01:23:02,683 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-14: assume true; [2025-02-08 01:23:02,683 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-14: assume !true; [2025-02-08 01:23:02,683 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-15: assume false; [2025-02-08 01:23:02,683 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-15: assume !false; [2025-02-08 01:23:02,683 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-16: assume true; [2025-02-08 01:23:02,683 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-16: assume !true; [2025-02-08 01:23:02,683 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-17: assume false; [2025-02-08 01:23:02,683 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-17: assume !false; [2025-02-08 01:23:02,683 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-18: assume true; [2025-02-08 01:23:02,683 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-18: assume !true; [2025-02-08 01:23:02,683 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-19: assume false; [2025-02-08 01:23:02,683 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-19: assume !false; [2025-02-08 01:23:02,683 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-20: assume true; [2025-02-08 01:23:02,683 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-20: assume !true; [2025-02-08 01:23:02,683 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-21: assume false; [2025-02-08 01:23:02,683 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-21: assume !false; [2025-02-08 01:23:02,683 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-22: assume true; [2025-02-08 01:23:02,683 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-22: assume !true; [2025-02-08 01:23:02,683 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-23: assume false; [2025-02-08 01:23:02,683 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-23: assume !false; [2025-02-08 01:23:02,683 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2255: havoc vatomic32_await_eq_rlx_#t~ret168#1; [2025-02-08 01:23:02,683 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2425: havoc vatomic32_await_ge_sub_acq_#t~ret202#1; [2025-02-08 01:23:02,684 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5036-1: assume vatomic32_await_ge_sub_~old~20#1 % 4294967296 != vatomic32_await_ge_sub_~cur~15#1 % 4294967296; [2025-02-08 01:23:02,686 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5036-1: assume !(vatomic32_await_ge_sub_~old~20#1 % 4294967296 != vatomic32_await_ge_sub_~cur~15#1 % 4294967296); [2025-02-08 01:23:02,686 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-1: havoc verification_spin_end_#in~v#1;assume { :end_inline_verification_spin_end } true; [2025-02-08 01:23:02,686 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-2: havoc verification_spin_end_~v#1; [2025-02-08 01:23:02,686 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-5: havoc vatomic32_await_eq_#t~ite637#1; [2025-02-08 01:23:02,686 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-6: havoc vatomic32_await_eq_#t~ite637#1; [2025-02-08 01:23:02,686 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-3: havoc verification_spin_end_~v#1; [2025-02-08 01:23:02,686 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-4: assume { :begin_inline_verification_spin_end } true;verification_spin_end_#in~v#1 := 0; [2025-02-08 01:23:02,687 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-9: havoc vatomic32_await_eq_#t~ret636#1; [2025-02-08 01:23:02,687 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-10: assume { :end_inline_verification_spin_end } true;vatomic32_await_eq_#t~ite637#1 := 0; [2025-02-08 01:23:02,687 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-7: assume 0 != vatomic32_await_eq_#t~ite637#1; [2025-02-08 01:23:02,687 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-7: assume !(0 != vatomic32_await_eq_#t~ite637#1); [2025-02-08 01:23:02,687 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-8: havoc vatomic32_await_eq_#t~ret636#1; [2025-02-08 01:23:02,687 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-13: havoc verification_spin_end_~v#1; [2025-02-08 01:23:02,687 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-14: assume vatomic32_await_eq_~o~5#1 % 4294967296 != vatomic32_await_eq_~c#1 % 4294967296; [2025-02-08 01:23:02,687 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-14: assume !(vatomic32_await_eq_~o~5#1 % 4294967296 != vatomic32_await_eq_~c#1 % 4294967296); [2025-02-08 01:23:02,687 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-11: havoc verification_spin_end_#in~v#1; [2025-02-08 01:23:02,688 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-12: havoc verification_spin_end_~v#1; [2025-02-08 01:23:02,688 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-17: assume { :end_inline_vatomic32_read } true;vatomic32_await_eq_~o~5#1 := vatomic32_await_eq_#t~ret636#1; [2025-02-08 01:23:02,688 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-18: havoc vatomic32_read_#in~a#1.base, vatomic32_read_#in~a#1.offset; [2025-02-08 01:23:02,688 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-15: vatomic32_await_eq_#t~ite637#1 := 1; [2025-02-08 01:23:02,688 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-16: assume { :begin_inline_verification_spin_end } true;verification_spin_end_#in~v#1 := 1; [2025-02-08 01:23:02,688 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-19: havoc vatomic32_read_#t~mem432#1, vatomic32_read_~a#1.base, vatomic32_read_~a#1.offset, vatomic32_read_~tmp~2#1; [2025-02-08 01:23:02,688 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-20: vatomic32_await_eq_#t~ret636#1 := vatomic32_read_#res#1; [2025-02-08 01:23:02,688 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5039: havoc vatomic32_await_ge_sub_#t~ret680#1; [2025-02-08 01:23:02,688 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5039-1: assume { :end_inline_vatomic32_await_neq } true;vatomic32_await_ge_sub_~cur~15#1 := vatomic32_await_ge_sub_#t~ret680#1; [2025-02-08 01:23:02,688 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5039-4: vatomic32_await_ge_sub_#t~ret680#1 := vatomic32_await_neq_#res#1; [2025-02-08 01:23:02,688 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5039-2: havoc vatomic32_await_neq_#in~a#1.base, vatomic32_await_neq_#in~a#1.offset, vatomic32_await_neq_#in~c#1; [2025-02-08 01:23:02,688 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5039-3: havoc vatomic32_await_neq_#t~ret630#1, vatomic32_await_neq_#t~ite631#1, vatomic32_await_neq_~a#1.base, vatomic32_await_neq_~a#1.offset, vatomic32_await_neq_~c#1, vatomic32_await_neq_~cur~5#1; [2025-02-08 01:23:02,688 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4841: assume true; [2025-02-08 01:23:02,688 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4841: assume !true; [2025-02-08 01:23:02,689 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4841-1: assume false; [2025-02-08 01:23:02,689 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4841-1: assume !false; [2025-02-08 01:23:02,787 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6076-1: SUMMARY for call ULTIMATE.dealloc(main_~#t~0#1.base, main_~#t~0#1.offset); srcloc: null [2025-02-08 01:23:02,787 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6076: havoc main_~#t~0#1.base, main_~#t~0#1.offset; [2025-02-08 01:23:03,010 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4842: vatomic32_await_eq_~ret~0#1 := vatomic32_await_eq_~o~5#1; [2025-02-08 01:23:03,010 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L565: verification_spin_end_~v#1 := verification_spin_end_#in~v#1; [2025-02-08 01:23:03,011 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L565-1: verification_spin_end_~v#1 := verification_spin_end_#in~v#1; [2025-02-08 01:23:03,011 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L565-2: verification_spin_end_~v#1 := verification_spin_end_#in~v#1; [2025-02-08 01:23:03,011 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L565-3: verification_spin_end_~v#1 := verification_spin_end_#in~v#1; [2025-02-08 01:23:03,011 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5041-2: assume { :end_inline_vatomic32_cmpxchg } true;vatomic32_await_ge_sub_~old~20#1 := vatomic32_await_ge_sub_#t~ret681#1; [2025-02-08 01:23:03,011 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5041-3: havoc vatomic32_cmpxchg_#in~a#1.base, vatomic32_cmpxchg_#in~a#1.offset, vatomic32_cmpxchg_#in~e#1, vatomic32_cmpxchg_#in~v#1; [2025-02-08 01:23:03,011 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5041: havoc vatomic32_await_ge_sub_#t~ret681#1; [2025-02-08 01:23:03,011 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5041-1: havoc vatomic32_await_ge_sub_#t~ret681#1; [2025-02-08 01:23:03,011 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5041-4: havoc vatomic32_cmpxchg_#t~ret448#1, vatomic32_cmpxchg_#t~mem449#1, vatomic32_cmpxchg_#t~ret450#1, vatomic32_cmpxchg_~a#1.base, vatomic32_cmpxchg_~a#1.offset, vatomic32_cmpxchg_~e#1, vatomic32_cmpxchg_~v#1, vatomic32_cmpxchg_~exp~2#1; [2025-02-08 01:23:03,011 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5041-5: vatomic32_await_ge_sub_#t~ret681#1 := vatomic32_cmpxchg_#res#1; [2025-02-08 01:23:03,011 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-1: havoc verification_spin_end_#in~v#1;assume { :end_inline_verification_spin_end } true; [2025-02-08 01:23:03,011 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-2: havoc verification_spin_end_~v#1; [2025-02-08 01:23:03,011 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-5: havoc vatomic32_await_neq_#t~ite631#1; [2025-02-08 01:23:03,011 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-6: havoc vatomic32_await_neq_#t~ite631#1; [2025-02-08 01:23:03,011 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-3: havoc verification_spin_end_~v#1; [2025-02-08 01:23:03,011 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-4: assume { :begin_inline_verification_spin_end } true;verification_spin_end_#in~v#1 := 0; [2025-02-08 01:23:03,011 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-9: havoc vatomic32_await_neq_#t~ret630#1; [2025-02-08 01:23:03,011 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-10: assume { :end_inline_verification_spin_end } true;vatomic32_await_neq_#t~ite631#1 := 0; [2025-02-08 01:23:03,011 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-7: assume 0 != vatomic32_await_neq_#t~ite631#1; [2025-02-08 01:23:03,011 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-7: assume !(0 != vatomic32_await_neq_#t~ite631#1); [2025-02-08 01:23:03,011 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-8: havoc vatomic32_await_neq_#t~ret630#1; [2025-02-08 01:23:03,011 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-13: havoc verification_spin_end_~v#1; [2025-02-08 01:23:03,011 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-14: assume vatomic32_await_neq_~cur~5#1 % 4294967296 == vatomic32_await_neq_~c#1 % 4294967296; [2025-02-08 01:23:03,011 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-14: assume !(vatomic32_await_neq_~cur~5#1 % 4294967296 == vatomic32_await_neq_~c#1 % 4294967296); [2025-02-08 01:23:03,011 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-11: havoc verification_spin_end_#in~v#1; [2025-02-08 01:23:03,011 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-12: havoc verification_spin_end_~v#1; [2025-02-08 01:23:03,011 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-17: assume { :end_inline_vatomic32_read } true;vatomic32_await_neq_~cur~5#1 := vatomic32_await_neq_#t~ret630#1; [2025-02-08 01:23:03,011 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-18: havoc vatomic32_read_#in~a#1.base, vatomic32_read_#in~a#1.offset; [2025-02-08 01:23:03,011 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-15: vatomic32_await_neq_#t~ite631#1 := 1; [2025-02-08 01:23:03,011 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-16: assume { :begin_inline_verification_spin_end } true;verification_spin_end_#in~v#1 := 1; [2025-02-08 01:23:03,011 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568: assume true; [2025-02-08 01:23:03,011 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568: assume !true; [2025-02-08 01:23:03,011 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-1: assume false; [2025-02-08 01:23:03,011 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-1: assume !false; [2025-02-08 01:23:03,011 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-19: havoc vatomic32_read_#t~mem432#1, vatomic32_read_~a#1.base, vatomic32_read_~a#1.offset, vatomic32_read_~tmp~2#1; [2025-02-08 01:23:03,011 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-2: assume true; [2025-02-08 01:23:03,012 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-2: assume !true; [2025-02-08 01:23:03,012 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4812-20: vatomic32_await_neq_#t~ret630#1 := vatomic32_read_#res#1; [2025-02-08 01:23:03,012 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-3: assume false; [2025-02-08 01:23:03,012 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-3: assume !false; [2025-02-08 01:23:03,012 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-4: assume true; [2025-02-08 01:23:03,012 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-4: assume !true; [2025-02-08 01:23:03,012 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-5: assume false; [2025-02-08 01:23:03,012 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-5: assume !false; [2025-02-08 01:23:03,012 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-6: assume true; [2025-02-08 01:23:03,012 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-6: assume !true; [2025-02-08 01:23:03,012 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-7: assume false; [2025-02-08 01:23:03,012 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-7: assume !false; [2025-02-08 01:23:03,012 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-8: assume true; [2025-02-08 01:23:03,012 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-8: assume !true; [2025-02-08 01:23:03,012 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-9: assume false; [2025-02-08 01:23:03,012 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-9: assume !false; [2025-02-08 01:23:03,012 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-10: assume true; [2025-02-08 01:23:03,012 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-10: assume !true; [2025-02-08 01:23:03,012 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-11: assume false; [2025-02-08 01:23:03,012 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-11: assume !false; [2025-02-08 01:23:03,015 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-12: assume true; [2025-02-08 01:23:03,015 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-12: assume !true; [2025-02-08 01:23:03,015 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4813: assume true; [2025-02-08 01:23:03,015 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4813: assume !true; [2025-02-08 01:23:03,015 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-13: assume false; [2025-02-08 01:23:03,015 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-13: assume !false; [2025-02-08 01:23:03,015 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4813-1: assume false; [2025-02-08 01:23:03,015 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4813-1: assume !false; [2025-02-08 01:23:03,015 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-14: assume true; [2025-02-08 01:23:03,015 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-14: assume !true; [2025-02-08 01:23:03,015 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-15: assume false; [2025-02-08 01:23:03,016 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-15: assume !false; [2025-02-08 01:23:03,016 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-16: assume true; [2025-02-08 01:23:03,016 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-16: assume !true; [2025-02-08 01:23:03,016 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-17: assume false; [2025-02-08 01:23:03,016 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-17: assume !false; [2025-02-08 01:23:03,016 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-18: assume true; [2025-02-08 01:23:03,016 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-18: assume !true; [2025-02-08 01:23:03,016 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-19: assume false; [2025-02-08 01:23:03,016 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-19: assume !false; [2025-02-08 01:23:03,016 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-20: assume true; [2025-02-08 01:23:03,016 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-20: assume !true; [2025-02-08 01:23:03,016 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-21: assume false; [2025-02-08 01:23:03,016 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-21: assume !false; [2025-02-08 01:23:03,016 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-22: assume true; [2025-02-08 01:23:03,016 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-22: assume !true; [2025-02-08 01:23:03,016 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-23: assume false; [2025-02-08 01:23:03,016 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568-23: assume !false; [2025-02-08 01:23:03,016 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3923-3: vatomic32_cmpxchg_~v#1 := vatomic32_cmpxchg_#in~v#1; [2025-02-08 01:23:03,016 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3923-5: vatomic32_cmpxchg_~a#1.base, vatomic32_cmpxchg_~a#1.offset := vatomic32_cmpxchg_#in~a#1.base, vatomic32_cmpxchg_#in~a#1.offset; [2025-02-08 01:23:03,016 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3923-4: vatomic32_cmpxchg_~e#1 := vatomic32_cmpxchg_#in~e#1; [2025-02-08 01:23:03,016 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2570: havoc vatomic32_await_eq_set_rlx_#t~ret231#1; [2025-02-08 01:23:03,016 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3926-1: vatomic32_cmpxchg_~exp~2#1 := vatomic32_cmpxchg_~e#1; [2025-02-08 01:23:03,016 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2425: havoc vatomic32_await_ge_sub_acq_#t~ret202#1; [2025-02-08 01:23:03,016 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3928-14: havoc vatomic32_cmpxchg_#t~ret450#1; [2025-02-08 01:23:03,016 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3928-16: havoc vatomic32_cmpxchg_#t~ret448#1; [2025-02-08 01:23:03,016 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3928-15: havoc vatomic32_cmpxchg_#t~mem449#1; [2025-02-08 01:23:03,016 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3928-18: havoc vatomic32_cmpxchg_#t~mem449#1; [2025-02-08 01:23:03,016 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3928-17: havoc vatomic32_cmpxchg_#t~ret450#1; [2025-02-08 01:23:03,016 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3928-20: [2025-02-08 01:23:03,016 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3928-19: havoc vatomic32_cmpxchg_#t~ret448#1; [2025-02-08 01:23:03,016 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3928-22: assume 0 != vatomic32_cmpxchg_#t~ret448#1 % 256; [2025-02-08 01:23:03,016 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3928-22: assume !(0 != vatomic32_cmpxchg_#t~ret448#1 % 256); [2025-02-08 01:23:03,016 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3928-21: SUMMARY for call write~int#2(vatomic32_cmpxchg_~v#1, vatomic32_cmpxchg_~a#1.base, vatomic32_cmpxchg_~a#1.offset, 4); srcloc: null [2025-02-08 01:23:03,017 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3928-24: vatomic32_cmpxchg_#t~ret448#1 := (if vatomic32_cmpxchg_#t~mem449#1 == vatomic32_cmpxchg_#t~ret450#1 then 1 else 0); [2025-02-08 01:23:03,017 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3928-23: vatomic32_cmpxchg_~exp~2#1 := vatomic32_cmpxchg_#t~mem449#1; [2025-02-08 01:23:03,017 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3928-26: SUMMARY for call vatomic32_cmpxchg_#t~mem449#1 := read~int#2(vatomic32_cmpxchg_~a#1.base, vatomic32_cmpxchg_~a#1.offset, 4); srcloc: null [2025-02-08 01:23:03,017 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3928-25: vatomic32_cmpxchg_#t~ret450#1 := vatomic32_cmpxchg_~exp~2#1; [2025-02-08 01:23:03,017 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3928-27: [2025-02-08 01:23:03,017 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5036-1: assume vatomic32_await_ge_sub_~old~20#1 % 4294967296 != vatomic32_await_ge_sub_~cur~15#1 % 4294967296; [2025-02-08 01:23:03,017 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5036-1: assume !(vatomic32_await_ge_sub_~old~20#1 % 4294967296 != vatomic32_await_ge_sub_~cur~15#1 % 4294967296); [2025-02-08 01:23:03,017 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5334-1: assume vatomic32_await_eq_set_#t~ret749#1 != vatomic32_await_eq_set_~c#1; [2025-02-08 01:23:03,017 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5334-1: assume !(vatomic32_await_eq_set_#t~ret749#1 != vatomic32_await_eq_set_~c#1); [2025-02-08 01:23:03,017 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3931-3: vatomic32_cmpxchg_#res#1 := vatomic32_cmpxchg_~exp~2#1; [2025-02-08 01:23:03,017 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5335: assume { :end_inline_vatomic32_await_eq } true;havoc vatomic32_await_eq_set_#t~ret748#1; [2025-02-08 01:23:03,017 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5335-1: havoc vatomic32_await_eq_#in~a#1.base, vatomic32_await_eq_#in~a#1.offset, vatomic32_await_eq_#in~c#1; [2025-02-08 01:23:03,017 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5335-2: havoc vatomic32_await_eq_#t~ret636#1, vatomic32_await_eq_#t~ite637#1, vatomic32_await_eq_~a#1.base, vatomic32_await_eq_~a#1.offset, vatomic32_await_eq_~c#1, vatomic32_await_eq_~ret~0#1, vatomic32_await_eq_~o~5#1; [2025-02-08 01:23:03,017 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5335-3: vatomic32_await_eq_set_#t~ret748#1 := vatomic32_await_eq_#res#1; [2025-02-08 01:23:03,017 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-1: havoc verification_spin_end_#in~v#1;assume { :end_inline_verification_spin_end } true; [2025-02-08 01:23:03,017 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-2: havoc verification_spin_end_~v#1; [2025-02-08 01:23:03,017 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-5: havoc vatomic32_await_eq_#t~ite637#1; [2025-02-08 01:23:03,017 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-6: havoc vatomic32_await_eq_#t~ite637#1; [2025-02-08 01:23:03,017 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-3: havoc verification_spin_end_~v#1; [2025-02-08 01:23:03,017 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-4: assume { :begin_inline_verification_spin_end } true;verification_spin_end_#in~v#1 := 0; [2025-02-08 01:23:03,017 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-9: havoc vatomic32_await_eq_#t~ret636#1; [2025-02-08 01:23:03,017 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-10: assume { :end_inline_verification_spin_end } true;vatomic32_await_eq_#t~ite637#1 := 0; [2025-02-08 01:23:03,017 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-7: assume 0 != vatomic32_await_eq_#t~ite637#1; [2025-02-08 01:23:03,021 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-7: assume !(0 != vatomic32_await_eq_#t~ite637#1); [2025-02-08 01:23:03,022 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-8: havoc vatomic32_await_eq_#t~ret636#1; [2025-02-08 01:23:03,022 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-13: havoc verification_spin_end_~v#1; [2025-02-08 01:23:03,022 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-14: assume vatomic32_await_eq_~o~5#1 % 4294967296 != vatomic32_await_eq_~c#1 % 4294967296; [2025-02-08 01:23:03,022 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-14: assume !(vatomic32_await_eq_~o~5#1 % 4294967296 != vatomic32_await_eq_~c#1 % 4294967296); [2025-02-08 01:23:03,022 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-11: havoc verification_spin_end_#in~v#1; [2025-02-08 01:23:03,022 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-12: havoc verification_spin_end_~v#1; [2025-02-08 01:23:03,022 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5336-1: havoc vatomic32_await_eq_set_#t~ret749#1; [2025-02-08 01:23:03,022 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-17: assume { :end_inline_vatomic32_read } true;vatomic32_await_eq_~o~5#1 := vatomic32_await_eq_#t~ret636#1; [2025-02-08 01:23:03,022 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5336-2: havoc vatomic32_cmpxchg_#in~a#1.base, vatomic32_cmpxchg_#in~a#1.offset, vatomic32_cmpxchg_#in~e#1, vatomic32_cmpxchg_#in~v#1;assume { :end_inline_vatomic32_cmpxchg } true; [2025-02-08 01:23:03,022 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-18: havoc vatomic32_read_#in~a#1.base, vatomic32_read_#in~a#1.offset; [2025-02-08 01:23:03,022 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-15: vatomic32_await_eq_#t~ite637#1 := 1; [2025-02-08 01:23:03,022 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5336: havoc vatomic32_await_eq_set_#t~ret749#1; [2025-02-08 01:23:03,022 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-16: assume { :begin_inline_verification_spin_end } true;verification_spin_end_#in~v#1 := 1; [2025-02-08 01:23:03,022 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5336-5: havoc vatomic32_cmpxchg_#t~ret448#1, vatomic32_cmpxchg_#t~mem449#1, vatomic32_cmpxchg_#t~ret450#1, vatomic32_cmpxchg_~a#1.base, vatomic32_cmpxchg_~a#1.offset, vatomic32_cmpxchg_~e#1, vatomic32_cmpxchg_~v#1, vatomic32_cmpxchg_~exp~2#1; [2025-02-08 01:23:03,022 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5336-6: havoc vatomic32_cmpxchg_#res#1; [2025-02-08 01:23:03,022 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5336-3: havoc vatomic32_cmpxchg_#t~ret448#1, vatomic32_cmpxchg_#t~mem449#1, vatomic32_cmpxchg_#t~ret450#1, vatomic32_cmpxchg_~a#1.base, vatomic32_cmpxchg_~a#1.offset, vatomic32_cmpxchg_~e#1, vatomic32_cmpxchg_~v#1, vatomic32_cmpxchg_~exp~2#1; [2025-02-08 01:23:03,022 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-19: havoc vatomic32_read_#t~mem432#1, vatomic32_read_~a#1.base, vatomic32_read_~a#1.offset, vatomic32_read_~tmp~2#1; [2025-02-08 01:23:03,022 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5336-4: vatomic32_await_eq_set_#t~ret749#1 := vatomic32_cmpxchg_#res#1; [2025-02-08 01:23:03,022 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4840-20: vatomic32_await_eq_#t~ret636#1 := vatomic32_read_#res#1; [2025-02-08 01:23:03,022 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5039: havoc vatomic32_await_ge_sub_#t~ret680#1; [2025-02-08 01:23:03,022 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5039-1: assume { :end_inline_vatomic32_await_neq } true;vatomic32_await_ge_sub_~cur~15#1 := vatomic32_await_ge_sub_#t~ret680#1; [2025-02-08 01:23:03,022 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5336-7: assume { :begin_inline_vatomic32_cmpxchg } true;vatomic32_cmpxchg_#in~a#1.base, vatomic32_cmpxchg_#in~a#1.offset, vatomic32_cmpxchg_#in~e#1, vatomic32_cmpxchg_#in~v#1 := vatomic32_await_eq_set_~a#1.base, vatomic32_await_eq_set_~a#1.offset, vatomic32_await_eq_set_~c#1, vatomic32_await_eq_set_~v#1; [2025-02-08 01:23:03,022 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5039-4: vatomic32_await_ge_sub_#t~ret680#1 := vatomic32_await_neq_#res#1; [2025-02-08 01:23:03,022 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5039-2: havoc vatomic32_await_neq_#in~a#1.base, vatomic32_await_neq_#in~a#1.offset, vatomic32_await_neq_#in~c#1; [2025-02-08 01:23:03,022 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5039-3: havoc vatomic32_await_neq_#t~ret630#1, vatomic32_await_neq_#t~ite631#1, vatomic32_await_neq_~a#1.base, vatomic32_await_neq_~a#1.offset, vatomic32_await_neq_~c#1, vatomic32_await_neq_~cur~5#1; [2025-02-08 01:23:03,022 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4841: assume true; [2025-02-08 01:23:03,022 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4841: assume !true; [2025-02-08 01:23:03,022 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4841-1: assume false; [2025-02-08 01:23:03,022 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4841-1: assume !false; [2025-02-08 01:23:03,023 INFO L304 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-02-08 01:23:03,023 INFO L308 CfgBuilder]: Performing block encoding [2025-02-08 01:23:03,264 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-08 01:23:03,265 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-08 01:23:03,265 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 01:23:03 BoogieIcfgContainer [2025-02-08 01:23:03,265 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-08 01:23:03,266 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-08 01:23:03,266 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-08 01:23:03,269 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-08 01:23:03,269 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.02 01:22:59" (1/3) ... [2025-02-08 01:23:03,270 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47fca543 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 01:23:03, skipping insertion in model container [2025-02-08 01:23:03,270 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:23:01" (2/3) ... [2025-02-08 01:23:03,270 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47fca543 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 01:23:03, skipping insertion in model container [2025-02-08 01:23:03,270 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 01:23:03" (3/3) ... [2025-02-08 01:23:03,271 INFO L128 eAbstractionObserver]: Analyzing ICFG rwlock.i [2025-02-08 01:23:03,290 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-08 01:23:03,291 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG rwlock.i that has 3 procedures, 135 locations, 1 initial locations, 70 loop locations, and 3 error locations. [2025-02-08 01:23:03,292 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-02-08 01:23:03,398 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2025-02-08 01:23:03,455 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 141 places, 201 transitions, 416 flow [2025-02-08 01:23:03,527 INFO L124 PetriNetUnfolderBase]: 130/392 cut-off events. [2025-02-08 01:23:03,529 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2025-02-08 01:23:03,536 INFO L83 FinitePrefix]: Finished finitePrefix Result has 405 conditions, 392 events. 130/392 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 1828 event pairs, 0 based on Foata normal form. 0/232 useless extension candidates. Maximal degree in co-relation 221. Up to 12 conditions per place. [2025-02-08 01:23:03,536 INFO L82 GeneralOperation]: Start removeDead. Operand has 141 places, 201 transitions, 416 flow [2025-02-08 01:23:03,545 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 141 places, 201 transitions, 416 flow [2025-02-08 01:23:03,555 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-08 01:23:03,566 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;@738a3e1b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-08 01:23:03,566 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2025-02-08 01:23:03,576 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-02-08 01:23:03,576 INFO L124 PetriNetUnfolderBase]: 12/38 cut-off events. [2025-02-08 01:23:03,576 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-02-08 01:23:03,576 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-08 01:23:03,577 INFO L206 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2025-02-08 01:23:03,577 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2025-02-08 01:23:03,580 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 01:23:03,581 INFO L85 PathProgramCache]: Analyzing trace with hash 2089735329, now seen corresponding path program 1 times [2025-02-08 01:23:03,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 01:23:03,587 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1609044522] [2025-02-08 01:23:03,587 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 01:23:03,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 01:23:03,658 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-02-08 01:23:03,669 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-02-08 01:23:03,670 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 01:23:03,670 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 01:23:03,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 01:23:03,714 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 01:23:03,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1609044522] [2025-02-08 01:23:03,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1609044522] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 01:23:03,715 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 01:23:03,715 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-08 01:23:03,716 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11615700] [2025-02-08 01:23:03,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 01:23:03,721 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-08 01:23:03,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 01:23:03,741 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-08 01:23:03,741 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-08 01:23:03,742 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 74 out of 201 [2025-02-08 01:23:03,744 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 141 places, 201 transitions, 416 flow. Second operand has 2 states, 2 states have (on average 77.0) internal successors, (154), 2 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 01:23:03,744 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-08 01:23:03,744 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 74 of 201 [2025-02-08 01:23:03,746 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-08 01:23:04,025 INFO L124 PetriNetUnfolderBase]: 628/1668 cut-off events. [2025-02-08 01:23:04,025 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2025-02-08 01:23:04,034 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2790 conditions, 1668 events. 628/1668 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 75. Compared 11254 event pairs, 628 based on Foata normal form. 1198/2605 useless extension candidates. Maximal degree in co-relation 2494. Up to 1101 conditions per place. [2025-02-08 01:23:04,041 INFO L140 encePairwiseOnDemand]: 162/201 looper letters, 24 selfloop transitions, 0 changer transitions 2/68 dead transitions. [2025-02-08 01:23:04,042 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 74 places, 68 transitions, 196 flow [2025-02-08 01:23:04,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-08 01:23:04,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2025-02-08 01:23:04,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 213 transitions. [2025-02-08 01:23:04,053 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.5298507462686567 [2025-02-08 01:23:04,054 INFO L175 Difference]: Start difference. First operand has 141 places, 201 transitions, 416 flow. Second operand 2 states and 213 transitions. [2025-02-08 01:23:04,055 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 74 places, 68 transitions, 196 flow [2025-02-08 01:23:04,058 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 74 places, 68 transitions, 196 flow, removed 0 selfloop flow, removed 0 redundant places. [2025-02-08 01:23:04,060 INFO L231 Difference]: Finished difference. Result has 74 places, 66 transitions, 140 flow [2025-02-08 01:23:04,061 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=201, PETRI_DIFFERENCE_MINUEND_FLOW=144, PETRI_DIFFERENCE_MINUEND_PLACES=73, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=68, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=68, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=140, PETRI_PLACES=74, PETRI_TRANSITIONS=66} [2025-02-08 01:23:04,063 INFO L279 CegarLoopForPetriNet]: 141 programPoint places, -67 predicate places. [2025-02-08 01:23:04,064 INFO L471 AbstractCegarLoop]: Abstraction has has 74 places, 66 transitions, 140 flow [2025-02-08 01:23:04,064 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 77.0) internal successors, (154), 2 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 01:23:04,064 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-08 01:23:04,064 INFO L206 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 01:23:04,064 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-08 01:23:04,064 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2025-02-08 01:23:04,065 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 01:23:04,065 INFO L85 PathProgramCache]: Analyzing trace with hash -1035121727, now seen corresponding path program 1 times [2025-02-08 01:23:04,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 01:23:04,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846182551] [2025-02-08 01:23:04,065 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 01:23:04,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 01:23:04,087 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 13 statements into 1 equivalence classes. [2025-02-08 01:23:04,112 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 13 of 13 statements. [2025-02-08 01:23:04,114 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 01:23:04,114 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 01:23:04,114 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 01:23:04,124 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 13 statements into 1 equivalence classes. [2025-02-08 01:23:04,148 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 13 of 13 statements. [2025-02-08 01:23:04,148 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 01:23:04,148 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 01:23:04,172 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 01:23:04,172 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-02-08 01:23:04,174 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 6 remaining) [2025-02-08 01:23:04,175 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location readerErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 6 remaining) [2025-02-08 01:23:04,175 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (3 of 6 remaining) [2025-02-08 01:23:04,175 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 6 remaining) [2025-02-08 01:23:04,175 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 6 remaining) [2025-02-08 01:23:04,175 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location readerErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 6 remaining) [2025-02-08 01:23:04,175 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-08 01:23:04,176 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-02-08 01:23:04,177 WARN L246 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2025-02-08 01:23:04,178 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2025-02-08 01:23:04,308 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2025-02-08 01:23:04,314 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 237 places, 334 transitions, 700 flow [2025-02-08 01:23:04,462 INFO L124 PetriNetUnfolderBase]: 361/1091 cut-off events. [2025-02-08 01:23:04,463 INFO L125 PetriNetUnfolderBase]: For 40/51 co-relation queries the response was YES. [2025-02-08 01:23:04,479 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1148 conditions, 1091 events. 361/1091 cut-off events. For 40/51 co-relation queries the response was YES. Maximal size of possible extension queue 48. Compared 6497 event pairs, 1 based on Foata normal form. 0/646 useless extension candidates. Maximal degree in co-relation 679. Up to 48 conditions per place. [2025-02-08 01:23:04,480 INFO L82 GeneralOperation]: Start removeDead. Operand has 237 places, 334 transitions, 700 flow [2025-02-08 01:23:04,495 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 237 places, 334 transitions, 700 flow [2025-02-08 01:23:04,497 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-08 01:23:04,498 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;@738a3e1b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-08 01:23:04,498 INFO L334 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2025-02-08 01:23:04,505 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-02-08 01:23:04,505 INFO L124 PetriNetUnfolderBase]: 30/98 cut-off events. [2025-02-08 01:23:04,506 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2025-02-08 01:23:04,506 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-08 01:23:04,506 INFO L206 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1] [2025-02-08 01:23:04,506 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-02-08 01:23:04,507 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 01:23:04,507 INFO L85 PathProgramCache]: Analyzing trace with hash 575143549, now seen corresponding path program 1 times [2025-02-08 01:23:04,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 01:23:04,507 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044489497] [2025-02-08 01:23:04,507 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 01:23:04,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 01:23:04,528 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-02-08 01:23:04,530 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-02-08 01:23:04,530 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 01:23:04,530 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 01:23:04,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 01:23:04,558 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 01:23:04,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1044489497] [2025-02-08 01:23:04,558 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1044489497] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 01:23:04,558 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 01:23:04,558 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-08 01:23:04,558 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887577507] [2025-02-08 01:23:04,558 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 01:23:04,558 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-08 01:23:04,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 01:23:04,562 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-08 01:23:04,562 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-08 01:23:04,562 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 118 out of 334 [2025-02-08 01:23:04,563 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 237 places, 334 transitions, 700 flow. Second operand has 2 states, 2 states have (on average 121.5) internal successors, (243), 2 states have internal predecessors, (243), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 01:23:04,563 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-08 01:23:04,563 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 118 of 334 [2025-02-08 01:23:04,563 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-08 01:23:11,575 INFO L124 PetriNetUnfolderBase]: 58827/88346 cut-off events. [2025-02-08 01:23:11,575 INFO L125 PetriNetUnfolderBase]: For 1077/1077 co-relation queries the response was YES. [2025-02-08 01:23:11,831 INFO L83 FinitePrefix]: Finished finitePrefix Result has 168121 conditions, 88346 events. 58827/88346 cut-off events. For 1077/1077 co-relation queries the response was YES. Maximal size of possible extension queue 3136. Compared 710316 event pairs, 58827 based on Foata normal form. 83731/160892 useless extension candidates. Maximal degree in co-relation 104417. Up to 78607 conditions per place. [2025-02-08 01:23:12,257 INFO L140 encePairwiseOnDemand]: 280/334 looper letters, 37 selfloop transitions, 0 changer transitions 2/93 dead transitions. [2025-02-08 01:23:12,258 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 103 places, 93 transitions, 284 flow [2025-02-08 01:23:12,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-08 01:23:12,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2025-02-08 01:23:12,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 329 transitions. [2025-02-08 01:23:12,260 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.49251497005988026 [2025-02-08 01:23:12,260 INFO L175 Difference]: Start difference. First operand has 237 places, 334 transitions, 700 flow. Second operand 2 states and 329 transitions. [2025-02-08 01:23:12,260 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 103 places, 93 transitions, 284 flow [2025-02-08 01:23:12,261 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 103 places, 93 transitions, 284 flow, removed 0 selfloop flow, removed 0 redundant places. [2025-02-08 01:23:12,262 INFO L231 Difference]: Finished difference. Result has 103 places, 91 transitions, 202 flow [2025-02-08 01:23:12,263 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=334, PETRI_DIFFERENCE_MINUEND_FLOW=206, PETRI_DIFFERENCE_MINUEND_PLACES=102, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=93, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=93, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=202, PETRI_PLACES=103, PETRI_TRANSITIONS=91} [2025-02-08 01:23:12,263 INFO L279 CegarLoopForPetriNet]: 237 programPoint places, -134 predicate places. [2025-02-08 01:23:12,263 INFO L471 AbstractCegarLoop]: Abstraction has has 103 places, 91 transitions, 202 flow [2025-02-08 01:23:12,264 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 121.5) internal successors, (243), 2 states have internal predecessors, (243), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 01:23:12,264 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-08 01:23:12,264 INFO L206 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 01:23:12,264 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-08 01:23:12,264 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-02-08 01:23:12,265 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 01:23:12,265 INFO L85 PathProgramCache]: Analyzing trace with hash -1357227216, now seen corresponding path program 1 times [2025-02-08 01:23:12,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 01:23:12,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [962549955] [2025-02-08 01:23:12,265 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 01:23:12,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 01:23:12,278 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 16 statements into 1 equivalence classes. [2025-02-08 01:23:12,291 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 16 of 16 statements. [2025-02-08 01:23:12,291 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 01:23:12,291 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 01:23:12,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 01:23:12,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 01:23:12,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [962549955] [2025-02-08 01:23:12,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [962549955] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 01:23:12,481 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 01:23:12,481 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-02-08 01:23:12,481 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194519925] [2025-02-08 01:23:12,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 01:23:12,482 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-08 01:23:12,482 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 01:23:12,482 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-08 01:23:12,482 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-08 01:23:12,483 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 118 out of 334 [2025-02-08 01:23:12,484 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 103 places, 91 transitions, 202 flow. Second operand has 5 states, 5 states have (on average 119.8) internal successors, (599), 5 states have internal predecessors, (599), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 01:23:12,484 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-08 01:23:12,484 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 118 of 334 [2025-02-08 01:23:12,484 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-08 01:23:16,768 INFO L124 PetriNetUnfolderBase]: 39205/64510 cut-off events. [2025-02-08 01:23:16,769 INFO L125 PetriNetUnfolderBase]: For 926/926 co-relation queries the response was YES. [2025-02-08 01:23:16,999 INFO L83 FinitePrefix]: Finished finitePrefix Result has 117489 conditions, 64510 events. 39205/64510 cut-off events. For 926/926 co-relation queries the response was YES. Maximal size of possible extension queue 2513. Compared 569486 event pairs, 35410 based on Foata normal form. 0/58936 useless extension candidates. Maximal degree in co-relation 117482. Up to 51711 conditions per place. [2025-02-08 01:23:17,437 INFO L140 encePairwiseOnDemand]: 330/334 looper letters, 65 selfloop transitions, 4 changer transitions 0/122 dead transitions. [2025-02-08 01:23:17,438 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 104 places, 122 transitions, 400 flow [2025-02-08 01:23:17,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-08 01:23:17,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2025-02-08 01:23:17,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 662 transitions. [2025-02-08 01:23:17,444 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.3964071856287425 [2025-02-08 01:23:17,444 INFO L175 Difference]: Start difference. First operand has 103 places, 91 transitions, 202 flow. Second operand 5 states and 662 transitions. [2025-02-08 01:23:17,444 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 104 places, 122 transitions, 400 flow [2025-02-08 01:23:17,449 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 103 places, 122 transitions, 399 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-02-08 01:23:17,454 INFO L231 Difference]: Finished difference. Result has 104 places, 91 transitions, 211 flow [2025-02-08 01:23:17,455 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=334, PETRI_DIFFERENCE_MINUEND_FLOW=197, PETRI_DIFFERENCE_MINUEND_PLACES=99, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=90, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=87, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=211, PETRI_PLACES=104, PETRI_TRANSITIONS=91} [2025-02-08 01:23:17,460 INFO L279 CegarLoopForPetriNet]: 237 programPoint places, -133 predicate places. [2025-02-08 01:23:17,460 INFO L471 AbstractCegarLoop]: Abstraction has has 104 places, 91 transitions, 211 flow [2025-02-08 01:23:17,460 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 119.8) internal successors, (599), 5 states have internal predecessors, (599), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 01:23:17,460 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-08 01:23:17,460 INFO L206 CegarLoopForPetriNet]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 01:23:17,460 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-02-08 01:23:17,460 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-02-08 01:23:17,461 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 01:23:17,461 INFO L85 PathProgramCache]: Analyzing trace with hash 1033307293, now seen corresponding path program 1 times [2025-02-08 01:23:17,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 01:23:17,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313084343] [2025-02-08 01:23:17,461 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 01:23:17,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 01:23:17,489 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 30 statements into 1 equivalence classes. [2025-02-08 01:23:17,526 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 30 of 30 statements. [2025-02-08 01:23:17,533 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 01:23:17,534 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 01:23:17,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 01:23:17,717 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 01:23:17,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313084343] [2025-02-08 01:23:17,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1313084343] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 01:23:17,718 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 01:23:17,718 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-02-08 01:23:17,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1219602401] [2025-02-08 01:23:17,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 01:23:17,718 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-08 01:23:17,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 01:23:17,719 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-08 01:23:17,719 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-08 01:23:17,719 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 118 out of 334 [2025-02-08 01:23:17,720 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 104 places, 91 transitions, 211 flow. Second operand has 5 states, 5 states have (on average 121.0) internal successors, (605), 5 states have internal predecessors, (605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 01:23:17,720 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-08 01:23:17,720 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 118 of 334 [2025-02-08 01:23:17,720 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-08 01:23:21,541 INFO L124 PetriNetUnfolderBase]: 30742/46611 cut-off events. [2025-02-08 01:23:21,541 INFO L125 PetriNetUnfolderBase]: For 788/788 co-relation queries the response was YES. [2025-02-08 01:23:21,709 INFO L83 FinitePrefix]: Finished finitePrefix Result has 88498 conditions, 46611 events. 30742/46611 cut-off events. For 788/788 co-relation queries the response was YES. Maximal size of possible extension queue 1945. Compared 355873 event pairs, 16154 based on Foata normal form. 0/44958 useless extension candidates. Maximal degree in co-relation 88490. Up to 23578 conditions per place. [2025-02-08 01:23:21,856 INFO L140 encePairwiseOnDemand]: 330/334 looper letters, 97 selfloop transitions, 4 changer transitions 0/153 dead transitions. [2025-02-08 01:23:21,856 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 107 places, 153 transitions, 535 flow [2025-02-08 01:23:21,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-08 01:23:21,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2025-02-08 01:23:21,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 693 transitions. [2025-02-08 01:23:21,859 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.4149700598802395 [2025-02-08 01:23:21,859 INFO L175 Difference]: Start difference. First operand has 104 places, 91 transitions, 211 flow. Second operand 5 states and 693 transitions. [2025-02-08 01:23:21,859 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 107 places, 153 transitions, 535 flow [2025-02-08 01:23:21,873 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 105 places, 153 transitions, 532 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-02-08 01:23:21,875 INFO L231 Difference]: Finished difference. Result has 106 places, 91 transitions, 218 flow [2025-02-08 01:23:21,875 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=334, PETRI_DIFFERENCE_MINUEND_FLOW=204, PETRI_DIFFERENCE_MINUEND_PLACES=101, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=90, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=87, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=218, PETRI_PLACES=106, PETRI_TRANSITIONS=91} [2025-02-08 01:23:21,877 INFO L279 CegarLoopForPetriNet]: 237 programPoint places, -131 predicate places. [2025-02-08 01:23:21,878 INFO L471 AbstractCegarLoop]: Abstraction has has 106 places, 91 transitions, 218 flow [2025-02-08 01:23:21,878 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 121.0) internal successors, (605), 5 states have internal predecessors, (605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 01:23:21,878 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-08 01:23:21,879 INFO L206 CegarLoopForPetriNet]: trace histogram [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] [2025-02-08 01:23:21,879 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-02-08 01:23:21,880 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-02-08 01:23:21,880 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 01:23:21,880 INFO L85 PathProgramCache]: Analyzing trace with hash -730289138, now seen corresponding path program 1 times [2025-02-08 01:23:21,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 01:23:21,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67148990] [2025-02-08 01:23:21,880 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 01:23:21,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 01:23:21,901 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 40 statements into 1 equivalence classes. [2025-02-08 01:23:21,915 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 40 of 40 statements. [2025-02-08 01:23:21,917 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 01:23:21,917 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 01:23:22,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 01:23:22,001 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 01:23:22,001 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67148990] [2025-02-08 01:23:22,001 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [67148990] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 01:23:22,001 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 01:23:22,001 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-08 01:23:22,001 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1122847668] [2025-02-08 01:23:22,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 01:23:22,002 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-08 01:23:22,002 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 01:23:22,002 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-08 01:23:22,002 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 01:23:22,002 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 118 out of 334 [2025-02-08 01:23:22,003 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 106 places, 91 transitions, 218 flow. Second operand has 3 states, 3 states have (on average 123.0) internal successors, (369), 3 states have internal predecessors, (369), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 01:23:22,003 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-08 01:23:22,003 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 118 of 334 [2025-02-08 01:23:22,003 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-08 01:23:25,163 INFO L124 PetriNetUnfolderBase]: 24778/37785 cut-off events. [2025-02-08 01:23:25,163 INFO L125 PetriNetUnfolderBase]: For 7463/7463 co-relation queries the response was YES. [2025-02-08 01:23:25,498 INFO L83 FinitePrefix]: Finished finitePrefix Result has 77873 conditions, 37785 events. 24778/37785 cut-off events. For 7463/7463 co-relation queries the response was YES. Maximal size of possible extension queue 1482. Compared 276613 event pairs, 18814 based on Foata normal form. 1764/37237 useless extension candidates. Maximal degree in co-relation 77865. Up to 25258 conditions per place. [2025-02-08 01:23:25,517 INFO L140 encePairwiseOnDemand]: 332/334 looper letters, 0 selfloop transitions, 0 changer transitions 102/102 dead transitions. [2025-02-08 01:23:25,517 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 97 places, 102 transitions, 360 flow [2025-02-08 01:23:25,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-08 01:23:25,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-02-08 01:23:25,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 413 transitions. [2025-02-08 01:23:25,518 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.4121756487025948 [2025-02-08 01:23:25,519 INFO L175 Difference]: Start difference. First operand has 106 places, 91 transitions, 218 flow. Second operand 3 states and 413 transitions. [2025-02-08 01:23:25,519 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 97 places, 102 transitions, 360 flow [2025-02-08 01:23:25,522 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 96 places, 102 transitions, 358 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-02-08 01:23:25,523 INFO L231 Difference]: Finished difference. Result has 96 places, 0 transitions, 0 flow [2025-02-08 01:23:25,523 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=334, PETRI_DIFFERENCE_MINUEND_FLOW=194, PETRI_DIFFERENCE_MINUEND_PLACES=94, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=80, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=80, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=96, PETRI_TRANSITIONS=0} [2025-02-08 01:23:25,524 INFO L279 CegarLoopForPetriNet]: 237 programPoint places, -141 predicate places. [2025-02-08 01:23:25,525 INFO L471 AbstractCegarLoop]: Abstraction has has 96 places, 0 transitions, 0 flow [2025-02-08 01:23:25,525 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 123.0) internal successors, (369), 3 states have internal predecessors, (369), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 01:23:25,525 INFO L782 garLoopResultBuilder]: Registering result SAFE for location readerErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2025-02-08 01:23:25,525 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2025-02-08 01:23:25,525 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 7 remaining) [2025-02-08 01:23:25,526 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 7 remaining) [2025-02-08 01:23:25,526 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 7 remaining) [2025-02-08 01:23:25,526 INFO L782 garLoopResultBuilder]: Registering result SAFE for location readerErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 7 remaining) [2025-02-08 01:23:25,526 INFO L782 garLoopResultBuilder]: Registering result SAFE for location readerErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2025-02-08 01:23:25,526 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-02-08 01:23:25,526 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2025-02-08 01:23:25,529 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 2 thread instances [2025-02-08 01:23:25,530 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-08 01:23:25,534 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.02 01:23:25 BasicIcfg [2025-02-08 01:23:25,534 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-08 01:23:25,535 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-08 01:23:25,535 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-08 01:23:25,535 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-08 01:23:25,537 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 01:23:03" (3/4) ... [2025-02-08 01:23:25,539 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-08 01:23:25,541 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure reader [2025-02-08 01:23:25,542 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure writer [2025-02-08 01:23:25,545 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2025-02-08 01:23:25,546 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2025-02-08 01:23:25,547 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2025-02-08 01:23:25,547 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2025-02-08 01:23:25,610 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-08 01:23:25,610 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-08 01:23:25,610 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-08 01:23:25,611 INFO L158 Benchmark]: Toolchain (without parser) took 26129.76ms. Allocated memory was 142.6MB in the beginning and 9.8GB in the end (delta: 9.7GB). Free memory was 103.3MB in the beginning and 7.8GB in the end (delta: -7.7GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. [2025-02-08 01:23:25,612 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 201.3MB. Free memory is still 123.8MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 01:23:25,612 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2475.11ms. Allocated memory was 142.6MB in the beginning and 151.0MB in the end (delta: 8.4MB). Free memory was 103.3MB in the beginning and 77.9MB in the end (delta: 25.4MB). Peak memory consumption was 107.1MB. Max. memory is 16.1GB. [2025-02-08 01:23:25,612 INFO L158 Benchmark]: Boogie Procedure Inliner took 130.07ms. Allocated memory is still 151.0MB. Free memory was 77.9MB in the beginning and 69.3MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-08 01:23:25,613 INFO L158 Benchmark]: Boogie Preprocessor took 91.42ms. Allocated memory is still 151.0MB. Free memory was 69.3MB in the beginning and 63.9MB in the end (delta: 5.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-08 01:23:25,613 INFO L158 Benchmark]: IcfgBuilder took 1084.86ms. Allocated memory is still 151.0MB. Free memory was 63.9MB in the beginning and 61.1MB in the end (delta: 2.8MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. [2025-02-08 01:23:25,614 INFO L158 Benchmark]: TraceAbstraction took 22268.08ms. Allocated memory was 151.0MB in the beginning and 9.8GB in the end (delta: 9.7GB). Free memory was 61.1MB in the beginning and 7.8GB in the end (delta: -7.8GB). Peak memory consumption was 3.1GB. Max. memory is 16.1GB. [2025-02-08 01:23:25,614 INFO L158 Benchmark]: Witness Printer took 75.07ms. Allocated memory is still 9.8GB. Free memory was 7.8GB in the beginning and 7.8GB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 01:23:25,614 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 201.3MB. Free memory is still 123.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2475.11ms. Allocated memory was 142.6MB in the beginning and 151.0MB in the end (delta: 8.4MB). Free memory was 103.3MB in the beginning and 77.9MB in the end (delta: 25.4MB). Peak memory consumption was 107.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 130.07ms. Allocated memory is still 151.0MB. Free memory was 77.9MB in the beginning and 69.3MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 91.42ms. Allocated memory is still 151.0MB. Free memory was 69.3MB in the beginning and 63.9MB in the end (delta: 5.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 1084.86ms. Allocated memory is still 151.0MB. Free memory was 63.9MB in the beginning and 61.1MB in the end (delta: 2.8MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. * TraceAbstraction took 22268.08ms. Allocated memory was 151.0MB in the beginning and 9.8GB in the end (delta: 9.7GB). Free memory was 61.1MB in the beginning and 7.8GB in the end (delta: -7.8GB). Peak memory consumption was 3.1GB. Max. memory is 16.1GB. * Witness Printer took 75.07ms. Allocated memory is still 9.8GB. Free memory was 7.8GB in the beginning and 7.8GB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3755]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3755] - GenericResultAtLocation [Line: 3757]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3757] - GenericResultAtLocation [Line: 3762]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3762] - GenericResultAtLocation [Line: 3764]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3764] - GenericResultAtLocation [Line: 3770]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3770] - GenericResultAtLocation [Line: 3772]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3772] - GenericResultAtLocation [Line: 3778]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3778] - GenericResultAtLocation [Line: 3780]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3780] - GenericResultAtLocation [Line: 3786]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3786] - GenericResultAtLocation [Line: 3788]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3788] - GenericResultAtLocation [Line: 3794]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3794] - GenericResultAtLocation [Line: 3796]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3796] - GenericResultAtLocation [Line: 3802]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3802] - GenericResultAtLocation [Line: 3804]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3804] - GenericResultAtLocation [Line: 3810]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3810] - GenericResultAtLocation [Line: 3812]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3812] - GenericResultAtLocation [Line: 3817]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3817] - GenericResultAtLocation [Line: 3819]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3819] - GenericResultAtLocation [Line: 3824]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3824] - GenericResultAtLocation [Line: 3826]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3826] - GenericResultAtLocation [Line: 3831]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3831] - GenericResultAtLocation [Line: 3833]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3833] - GenericResultAtLocation [Line: 3838]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3838] - GenericResultAtLocation [Line: 3840]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3840] - GenericResultAtLocation [Line: 3845]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3845] - GenericResultAtLocation [Line: 3847]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3847] - GenericResultAtLocation [Line: 3852]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3852] - GenericResultAtLocation [Line: 3855]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3855] - GenericResultAtLocation [Line: 3861]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3861] - GenericResultAtLocation [Line: 3864]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3864] - GenericResultAtLocation [Line: 3870]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3870] - GenericResultAtLocation [Line: 3873]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3873] - GenericResultAtLocation [Line: 3879]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3879] - GenericResultAtLocation [Line: 3882]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3882] - GenericResultAtLocation [Line: 3888]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3888] - GenericResultAtLocation [Line: 3891]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3891] - GenericResultAtLocation [Line: 3897]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3897] - GenericResultAtLocation [Line: 3900]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3900] - GenericResultAtLocation [Line: 3907]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3907] - GenericResultAtLocation [Line: 3910]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3910] - GenericResultAtLocation [Line: 3917]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3917] - GenericResultAtLocation [Line: 3920]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3920] - GenericResultAtLocation [Line: 3927]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3927] - GenericResultAtLocation [Line: 3930]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3930] - GenericResultAtLocation [Line: 3937]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3937] - GenericResultAtLocation [Line: 3940]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3940] - GenericResultAtLocation [Line: 3947]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3947] - GenericResultAtLocation [Line: 3950]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3950] - GenericResultAtLocation [Line: 3957]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3957] - GenericResultAtLocation [Line: 3960]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3960] - GenericResultAtLocation [Line: 3966]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3966] - GenericResultAtLocation [Line: 3969]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3969] - GenericResultAtLocation [Line: 3975]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3975] - GenericResultAtLocation [Line: 3978]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3978] - GenericResultAtLocation [Line: 3984]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3984] - GenericResultAtLocation [Line: 3987]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3987] - GenericResultAtLocation [Line: 3993]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3993] - GenericResultAtLocation [Line: 3996]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3996] - GenericResultAtLocation [Line: 4002]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4002] - GenericResultAtLocation [Line: 4005]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4005] - GenericResultAtLocation [Line: 4011]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4011] - GenericResultAtLocation [Line: 4014]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4014] - GenericResultAtLocation [Line: 4020]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4020] - GenericResultAtLocation [Line: 4023]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4023] - GenericResultAtLocation [Line: 4029]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4029] - GenericResultAtLocation [Line: 4032]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4032] - GenericResultAtLocation [Line: 4038]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4038] - GenericResultAtLocation [Line: 4041]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4041] - GenericResultAtLocation [Line: 4047]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4047] - GenericResultAtLocation [Line: 4050]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4050] - GenericResultAtLocation [Line: 4056]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4056] - GenericResultAtLocation [Line: 4059]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4059] - GenericResultAtLocation [Line: 4065]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4065] - GenericResultAtLocation [Line: 4068]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4068] - GenericResultAtLocation [Line: 4074]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4074] - GenericResultAtLocation [Line: 4077]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4077] - GenericResultAtLocation [Line: 4083]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4083] - GenericResultAtLocation [Line: 4086]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4086] - GenericResultAtLocation [Line: 4092]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4092] - GenericResultAtLocation [Line: 4095]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4095] - GenericResultAtLocation [Line: 4101]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4101] - GenericResultAtLocation [Line: 4103]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4103] - GenericResultAtLocation [Line: 4109]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4109] - GenericResultAtLocation [Line: 4111]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4111] - GenericResultAtLocation [Line: 4117]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4117] - GenericResultAtLocation [Line: 4119]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4119] - GenericResultAtLocation [Line: 4125]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4125] - GenericResultAtLocation [Line: 4127]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4127] - GenericResultAtLocation [Line: 4133]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4133] - GenericResultAtLocation [Line: 4135]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4135] - GenericResultAtLocation [Line: 4141]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4141] - GenericResultAtLocation [Line: 4143]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4143] - GenericResultAtLocation [Line: 4149]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4149] - GenericResultAtLocation [Line: 4151]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4151] - GenericResultAtLocation [Line: 4157]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4157] - GenericResultAtLocation [Line: 4159]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4159] - GenericResultAtLocation [Line: 4165]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4165] - GenericResultAtLocation [Line: 4167]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4167] - GenericResultAtLocation [Line: 4173]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4173] - GenericResultAtLocation [Line: 4175]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4175] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 6047]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 6052]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 6053]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 229 locations, 6 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 26 IncrementalHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 0 mSDtfsCounter, 26 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=416occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data with 2 thread instances CFG has 7 procedures, 321 locations, 7 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 21.2s, OverallIterations: 4, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 20.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 113 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 113 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 631 IncrementalHoareTripleChecker+Invalid, 635 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 0 mSDtfsCounter, 631 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=700occurred in iteration=0, InterpolantAutomatonStates: 15, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 97 NumberOfCodeBlocks, 97 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 93 ConstructedInterpolants, 0 QuantifiedInterpolants, 135 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-02-08 01:23:25,634 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE