./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+sep-reducer.c --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/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+sep-reducer.c -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 c082dc45380b26d7d2efa14a2b9a25a882bb361e7db7c29c901ddfabd3b29352 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-07 21:22:58,713 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-07 21:22:58,779 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-07 21:22:58,785 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-07 21:22:58,789 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-07 21:22:58,804 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-07 21:22:58,805 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-07 21:22:58,805 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-07 21:22:58,806 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-07 21:22:58,806 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-07 21:22:58,807 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-07 21:22:58,807 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-07 21:22:58,807 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-07 21:22:58,807 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-07 21:22:58,807 INFO L153 SettingsManager]: * Use SBE=true [2025-02-07 21:22:58,808 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-07 21:22:58,808 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-07 21:22:58,808 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-07 21:22:58,808 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-07 21:22:58,808 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-07 21:22:58,808 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-07 21:22:58,808 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-07 21:22:58,808 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-07 21:22:58,808 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-07 21:22:58,809 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-07 21:22:58,809 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-07 21:22:58,809 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-07 21:22:58,809 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-07 21:22:58,809 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-07 21:22:58,809 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-07 21:22:58,809 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-07 21:22:58,809 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-07 21:22:58,809 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 21:22:58,810 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-07 21:22:58,810 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-07 21:22:58,810 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-07 21:22:58,810 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-07 21:22:58,810 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-07 21:22:58,810 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-07 21:22:58,810 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-07 21:22:58,810 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-07 21:22:58,810 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-07 21:22:58,810 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-07 21:22:58,810 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 -> c082dc45380b26d7d2efa14a2b9a25a882bb361e7db7c29c901ddfabd3b29352 [2025-02-07 21:22:59,031 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-07 21:22:59,036 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-07 21:22:59,037 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-07 21:22:59,038 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-07 21:22:59,038 INFO L274 PluginConnector]: CDTParser initialized [2025-02-07 21:22:59,039 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2025-02-07 21:23:00,345 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/219b4ed04/6a982633e2c444509fd280396ced7ff0/FLAG62d17aee9 [2025-02-07 21:23:00,783 INFO L384 CDTParser]: Found 1 translation units. [2025-02-07 21:23:00,784 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2025-02-07 21:23:00,800 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/219b4ed04/6a982633e2c444509fd280396ced7ff0/FLAG62d17aee9 [2025-02-07 21:23:00,811 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/219b4ed04/6a982633e2c444509fd280396ced7ff0 [2025-02-07 21:23:00,813 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-07 21:23:00,814 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-07 21:23:00,814 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-07 21:23:00,814 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-07 21:23:00,817 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-07 21:23:00,818 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 09:23:00" (1/1) ... [2025-02-07 21:23:00,819 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cde6a63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:23:00, skipping insertion in model container [2025-02-07 21:23:00,819 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 09:23:00" (1/1) ... [2025-02-07 21:23:00,883 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-07 21:23:01,212 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/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[33110,33123] [2025-02-07 21:23:01,261 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/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[47435,47448] [2025-02-07 21:23:01,279 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/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[54586,54599] [2025-02-07 21:23:01,285 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/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[58145,58158] [2025-02-07 21:23:01,292 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/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[61485,61498] [2025-02-07 21:23:01,329 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/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[76732,76745] [2025-02-07 21:23:01,354 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/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[83878,83891] [2025-02-07 21:23:01,367 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/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[87432,87445] [2025-02-07 21:23:01,377 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/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[90767,90780] [2025-02-07 21:23:01,395 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/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[94900,94913] [2025-02-07 21:23:01,405 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/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[98301,98314] [2025-02-07 21:23:01,421 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/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[101855,101868] [2025-02-07 21:23:01,429 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/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[105190,105203] [2025-02-07 21:23:01,438 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/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[108944,108957] [2025-02-07 21:23:01,444 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/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[112294,112307] [2025-02-07 21:23:01,451 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/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[115829,115842] [2025-02-07 21:23:01,475 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 21:23:01,490 INFO L200 MainTranslator]: Completed pre-run [2025-02-07 21:23:01,569 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/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[33110,33123] [2025-02-07 21:23:01,591 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/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[47435,47448] [2025-02-07 21:23:01,603 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/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[54586,54599] [2025-02-07 21:23:01,641 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/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[58145,58158] [2025-02-07 21:23:01,645 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/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[61485,61498] [2025-02-07 21:23:01,680 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/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[76732,76745] [2025-02-07 21:23:01,695 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/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[83878,83891] [2025-02-07 21:23:01,708 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/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[87432,87445] [2025-02-07 21:23:01,716 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/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[90767,90780] [2025-02-07 21:23:01,730 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/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[94900,94913] [2025-02-07 21:23:01,738 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/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[98301,98314] [2025-02-07 21:23:01,751 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/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[101855,101868] [2025-02-07 21:23:01,759 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/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[105190,105203] [2025-02-07 21:23:01,764 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/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[108944,108957] [2025-02-07 21:23:01,768 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/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[112294,112307] [2025-02-07 21:23:01,773 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/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[115829,115842] [2025-02-07 21:23:01,785 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 21:23:01,805 INFO L204 MainTranslator]: Completed translation [2025-02-07 21:23:01,809 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:23:01 WrapperNode [2025-02-07 21:23:01,809 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-07 21:23:01,810 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-07 21:23:01,810 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-07 21:23:01,810 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-07 21:23:01,820 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:23:01" (1/1) ... [2025-02-07 21:23:01,858 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:23:01" (1/1) ... [2025-02-07 21:23:01,942 INFO L138 Inliner]: procedures = 25, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 5769 [2025-02-07 21:23:01,942 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-07 21:23:01,943 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-07 21:23:01,943 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-07 21:23:01,943 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-07 21:23:01,949 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:23:01" (1/1) ... [2025-02-07 21:23:01,949 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:23:01" (1/1) ... [2025-02-07 21:23:01,967 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:23:01" (1/1) ... [2025-02-07 21:23:02,018 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-02-07 21:23:02,026 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:23:01" (1/1) ... [2025-02-07 21:23:02,026 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:23:01" (1/1) ... [2025-02-07 21:23:02,084 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:23:01" (1/1) ... [2025-02-07 21:23:02,092 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:23:01" (1/1) ... [2025-02-07 21:23:02,104 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:23:01" (1/1) ... [2025-02-07 21:23:02,113 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:23:01" (1/1) ... [2025-02-07 21:23:02,132 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-07 21:23:02,134 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-07 21:23:02,134 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-07 21:23:02,135 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-07 21:23:02,136 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:23:01" (1/1) ... [2025-02-07 21:23:02,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 21:23:02,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 21:23:02,193 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) [2025-02-07 21:23:02,196 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 [2025-02-07 21:23:02,214 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-07 21:23:02,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-07 21:23:02,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-07 21:23:02,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-07 21:23:02,434 INFO L257 CfgBuilder]: Building ICFG [2025-02-07 21:23:02,436 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-07 21:23:05,038 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7369: havoc main_~__tmp_35~0#1, main_~assert__arg~34#1;havoc main_~check__tmp~44#1;havoc main_~node5__m5~37#1;havoc main_~node4__m4~31#1;havoc main_~node3__m3~28#1;havoc main_~node2__m2~26#1;havoc main_~node1__m1~25#1;havoc main_~__tmp_34~0#1, main_~assert__arg~33#1;havoc main_~check__tmp~43#1; [2025-02-07 21:23:05,038 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7767: havoc main_~node5____CPAchecker_TMP_0~13#1;havoc main_~node5__m5~39#1; [2025-02-07 21:23:05,038 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4861: havoc main_~node3____CPAchecker_TMP_0~2#1;havoc main_~node3__m3~18#1; [2025-02-07 21:23:05,038 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2747: havoc main_~node5__m5~13#1;havoc main_~node4__m4~11#1;havoc main_~node3__m3~10#1;havoc main_~node2__m2~9#1;havoc main_~node1__m1~9#1;havoc main_~__tmp_10~0#1, main_~assert__arg~9#1;havoc main_~check__tmp~12#1; [2025-02-07 21:23:05,038 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2618: havoc main_~node5____CPAchecker_TMP_0~4#1;havoc main_~node5__m5~12#1; [2025-02-07 21:23:05,038 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5660: havoc main_~check__tmp~32#1;havoc main_~node5__m5~28#1;havoc main_~node4__m4~23#1;havoc main_~node3__m3~21#1;havoc main_~node2__m2~20#1;havoc main_~node1__m1~19#1;havoc main_~__tmp_24~0#1, main_~assert__arg~23#1;havoc main_~check__tmp~31#1; [2025-02-07 21:23:05,039 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9492: havoc main_~node4____CPAchecker_TMP_0~8#1; [2025-02-07 21:23:05,039 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6058: havoc main_~node4____CPAchecker_TMP_0~5#1;havoc main_~node4__m4~25#1; [2025-02-07 21:23:05,039 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7645: havoc main_~__tmp_37~0#1, main_~assert__arg~36#1;havoc main_~check__tmp~46#1;havoc main_~node5__m5~38#1;havoc main_~node4__m4~32#1;havoc main_~node3__m3~29#1;havoc main_~node2__m2~27#1;havoc main_~node1__m1~26#1;havoc main_~__tmp_36~0#1, main_~assert__arg~35#1;havoc main_~check__tmp~45#1; [2025-02-07 21:23:05,039 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L246: havoc main_~node1____CPAchecker_TMP_0~0#1;havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1;#t~ret25#1 := main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_~node5__m5~1#1, main_~node4__m4~1#1, main_~node3__m3~1#1, main_~node2__m2~1#1, main_~node1__m1~1#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node5__m5~2#1, main_~node4__m4~2#1, main_~node3__m3~2#1, main_~node2__m2~2#1, main_~node1__m1~2#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node5____CPAchecker_TMP_0~0#1, main_~node5__m5~0#1, main_~node5__m5~4#1, main_~node4__m4~3#1, main_~node3__m3~3#1, main_~node2__m2~3#1, main_~node1__m1~3#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~check__tmp~4#1, main_~node5__m5~5#1, main_~node4__m4~4#1, main_~node3__m3~4#1, main_~node2__m2~4#1, main_~node1__m1~4#1, main_~__tmp_4~0#1, main_~assert__arg~3#1, main_~check__tmp~3#1, main_~node5____CPAchecker_TMP_0~1#1, main_~node5__m5~3#1, main_~node4____CPAchecker_TMP_0~0#1, main_~node4__m4~0#1, main_~node5__m5~7#1, main_~node4__m4~6#1, main_~node3__m3~5#1, main_~node2__m2~5#1, main_~node1__m1~5#1, main_~__tmp_5~0#1, main_~assert__arg~4#1, main_~check__tmp~5#1, main_~check__tmp~7#1, main_~node5__m5~8#1, main_~node4__m4~7#1, main_~node3__m3~6#1, main_~node2__m2~6#1, main_~node1__m1~6#1, main_~__tmp_6~0#1, main_~assert__arg~5#1, main_~check__tmp~6#1, main_~node5____CPAchecker_TMP_0~2#1, main_~node5__m5~6#1, main_~check__tmp~9#1, main_~node5__m5~10#1, main_~node4__m4~8#1, main_~node3__m3~7#1, main_~node2__m2~7#1, main_~node1__m1~7#1, main_~__tmp_7~0#1, main_~assert__arg~6#1, main_~check__tmp~8#1, main_~__tmp_9~0#1, main_~assert__arg~8#1, main_~check__tmp~11#1, main_~node5__m5~11#1, main_~node4__m4~9#1, main_~node3__m3~8#1, main_~node2__m2~8#1, main_~node1__m1~8#1, main_~__tmp_8~0#1, main_~assert__arg~7#1, main_~check__tmp~10#1, main_~node5____CPAchecker_TMP_0~3#1, main_~node5__m5~9#1, main_~node4____CPAchecker_TMP_0~1#1, main_~node4__m4~5#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__m3~0#1, main_~node5__m5~13#1, main_~node4__m4~11#1, main_~node3__m3~10#1, main_~node2__m2~9#1, main_~node1__m1~9#1, main_~__tmp_10~0#1, main_~assert__arg~9#1, main_~check__tmp~12#1, main_~check__tmp~14#1, main_~node5__m5~14#1, main_~node4__m4~12#1, main_~node3__m3~11#1, main_~node2__m2~10#1, main_~node1__m1~10#1, main_~__tmp_11~0#1, main_~assert__arg~10#1, main_~check__tmp~13#1, main_~node5____CPAchecker_TMP_0~4#1, main_~node5__m5~12#1, main_~check__tmp~16#1, main_~node5__m5~16#1, main_~node4__m4~13#1, main_~node3__m3~12#1, main_~node2__m2~11#1, main_~node1__m1~11#1, main_~__tmp_12~0#1, main_~assert__arg~11#1, main_~check__tmp~15#1, main_~__tmp_14~0#1, main_~assert__arg~13#1, main_~check__tmp~18#1, main_~node5__m5~17#1, main_~node4__m4~14#1, main_~node3__m3~13#1, main_~node2__m2~12#1, main_~node1__m1~12#1, main_~__tmp_13~0#1, main_~assert__arg~12#1, main_~check__tmp~17#1, main_~node5____CPAchecker_TMP_0~5#1, main_~node5__m5~15#1, main_~node4____CPAchecker_TMP_0~2#1, main_~node4__m4~10#1, main_~check__tmp~20#1, main_~node5__m5~19#1, main_~node4__m4~16#1, main_~node3__m3~14#1, main_~node2__m2~13#1, main_~node1__m1~13#1, main_~__tmp_15~0#1, main_~assert__arg~14#1, main_~check__tmp~19#1, main_~__tmp_17~0#1, main_~assert__arg~16#1, main_~check__tmp~22#1, main_~node5__m5~20#1, main_~node4__m4~17#1, main_~node3__m3~15#1, main_~node2__m2~14#1, main_~node1__m1~14#1, main_~__tmp_16~0#1, main_~assert__arg~15#1, main_~check__tmp~21#1, main_~node5____CPAchecker_TMP_0~6#1, main_~node5__m5~18#1, main_~__tmp_19~0#1, main_~assert__arg~18#1, main_~check__tmp~24#1, main_~node5__m5~22#1, main_~node4__m4~18#1, main_~node3__m3~16#1, main_~node2__m2~15#1, main_~node1__m1~15#1, main_~__tmp_18~0#1, main_~assert__arg~17#1, main_~check__tmp~23#1, main_~__tmp_21~0#1, main_~assert__arg~20#1, main_~check__tmp~26#1, main_~node5__m5~23#1, main_~node4__m4~19#1, main_~node3__m3~17#1, main_~node2__m2~16#1, main_~node1__m1~16#1, main_~__tmp_20~0#1, main_~assert__arg~19#1, main_~check__tmp~25#1, main_~node5____CPAchecker_TMP_0~7#1, main_~node5__m5~21#1, main_~node4____CPAchecker_TMP_0~3#1, main_~node4__m4~15#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__m3~9#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__m2~0#1, main_~check__tmp~28#1, main_~node5__m5~25#1, main_~node4__m4~21#1, main_~node3__m3~19#1, main_~node2__m2~18#1, main_~node1__m1~17#1, main_~__tmp_22~0#1, main_~assert__arg~21#1, main_~check__tmp~27#1, main_~check__tmp~30#1, main_~node5__m5~26#1, main_~node4__m4~22#1, main_~node3__m3~20#1, main_~node2__m2~19#1, main_~node1__m1~18#1, main_~__tmp_23~0#1, main_~assert__arg~22#1, main_~check__tmp~29#1, main_~node5____CPAchecker_TMP_0~8#1, main_~node5__m5~24#1, main_~check__tmp~32#1, main_~node5__m5~28#1, main_~node4__m4~23#1, main_~node3__m3~21#1, main_~node2__m2~20#1, main_~node1__m1~19#1, main_~__tmp_24~0#1, main_~assert__arg~23#1, main_~check__tmp~31#1, main_~__tmp_26~0#1, main_~assert__arg~25#1, main_~check__tmp~34#1, main_~node5__m5~29#1, main_~node4__m4~24#1, main_~node3__m3~22#1, main_~node2__m2~21#1, main_~node1__m1~20#1, main_~__tmp_25~0#1, main_~assert__arg~24#1, main_~check__tmp~33#1, main_~node5____CPAchecker_TMP_0~9#1, main_~node5__m5~27#1, main_~node4____CPAchecker_TMP_0~4#1, main_~node4__m4~20#1, main_~check__tmp~36#1, main_~node5__m5~31#1, main_~node4__m4~26#1, main_~node3__m3~23#1, main_~node2__m2~22#1, main_~node1__m1~21#1, main_~__tmp_27~0#1, main_~assert__arg~26#1, main_~check__tmp~35#1, main_~__tmp_29~0#1, main_~assert__arg~28#1, main_~check__tmp~38#1, main_~node5__m5~32#1, main_~node4__m4~27#1, main_~node3__m3~24#1, main_~node2__m2~23#1, main_~node1__m1~22#1, main_~__tmp_28~0#1, main_~assert__arg~27#1, main_~check__tmp~37#1, main_~node5____CPAchecker_TMP_0~10#1, main_~node5__m5~30#1, main_~__tmp_31~0#1, main_~assert__arg~30#1, main_~check__tmp~40#1, main_~node5__m5~34#1, main_~node4__m4~28#1, main_~node3__m3~25#1, main_~node2__m2~24#1, main_~node1__m1~23#1, main_~__tmp_30~0#1, main_~assert__arg~29#1, main_~check__tmp~39#1, main_~__tmp_33~0#1, main_~assert__arg~32#1, main_~check__tmp~42#1, main_~node5__m5~35#1, main_~node4__m4~29#1, main_~node3__m3~26#1, main_~node2__m2~25#1, main_~node1__m1~24#1, main_~__tmp_32~0#1, main_~assert__arg~31#1, main_~check__tmp~41#1, main_~node5____CPAchecker_TMP_0~11#1, main_~node5__m5~33#1, main_~node4____CPAchecker_TMP_0~5#1, main_~node4__m4~25#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__m3~18#1, main_~__tmp_35~0#1, main_~assert__arg~34#1, main_~check__tmp~44#1, main_~node5__m5~37#1, main_~node4__m4~31#1, main_~node3__m3~28#1, main_~node2__m2~26#1, main_~node1__m1~25#1, main_~__tmp_34~0#1, main_~assert__arg~33#1, main_~check__tmp~43#1, main_~__tmp_37~0#1, main_~assert__arg~36#1, main_~check__tmp~46#1, main_~node5__m5~38#1, main_~node4__m4~32#1, main_~node3__m3~29#1, main_~node2__m2~27#1, main_~node1__m1~26#1, main_~__tmp_36~0#1, main_~assert__arg~35#1, main_~check__tmp~45#1, main_~node5____CPAchecker_TMP_0~12#1, main_~node5__m5~36#1, main_~__tmp_39~0#1, main_~assert__arg~38#1, main_~check__tmp~48#1, main_~node5__m5~40#1, main_~node4__m4~33#1, main_~node3__m3~30#1, main_~node2__m2~28#1, main_~node1__m1~27#1, main_~__tmp_38~0#1, main_~assert__arg~37#1, main_~check__tmp~47#1, main_~__tmp_41~0#1, main_~assert__arg~40#1, main_~check__tmp~50#1, main_~node5__m5~41#1, main_~node4__m4~34#1, main_~node3__m3~31#1, main_~node2__m2~29#1, main_~node1__m1~28#1, main_~__tmp_40~0#1, main_~assert__arg~39#1, main_~check__tmp~49#1, main_~node5____CPAchecker_TMP_0~13#1, main_~node5__m5~39#1, main_~node4____CPAchecker_TMP_0~6#1, main_~node4__m4~30#1, main_~__tmp_43~0#1, main_~assert__arg~42#1, main_~check__tmp~52#1, main_~node5__m5~43#1, main_~node4__m4~36#1, main_~node3__m3~32#1, main_~node2__m2~30#1, main_~node1__m1~29#1, main_~__tmp_42~0#1, main_~assert__arg~41#1, main_~check__tmp~51#1, main_~__tmp_45~0#1, main_~assert__arg~44#1, main_~check__tmp~54#1, main_~node5__m5~44#1, main_~node4__m4~37#1, main_~node3__m3~33#1, main_~node2__m2~31#1, main_~node1__m1~30#1, main_~__tmp_44~0#1, main_~assert__arg~43#1, main_~check__tmp~53#1, main_~node5____CPAchecker_TMP_0~14#1, main_~node5__m5~42#1, main_~__tmp_47~0#1, main_~assert__arg~46#1, main_~check__tmp~56#1, main_~node5__m5~46#1, main_~node4__m4~38#1, main_~node3__m3~34#1, main_~node2__m2~32#1, main_~node1__m1~31#1, main_~__tmp_46~0#1, main_~assert__arg~45#1, main_~check__tmp~55#1, main_~node5____CPAchecker_TMP_0~16#1, main_~node5__m5~48#1, main_~node4____CPAchecker_TMP_0~8#1, main_~node4__m4~40#1, main_~node3____CPAchecker_TMP_0~4#1, main_~node3__m3~36#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__m2~34#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__m1~33#1, main_~__tmp_49~0#1, main_~assert__arg~48#1, main_~check__tmp~58#1, main_~node5__m5~47#1, main_~node4__m4~39#1, main_~node3__m3~35#1, main_~node2__m2~33#1, main_~node1__m1~32#1, main_~__tmp_48~0#1, main_~assert__arg~47#1, main_~check__tmp~57#1, main_~node5____CPAchecker_TMP_0~15#1, main_~node5__m5~45#1, main_~node4____CPAchecker_TMP_0~7#1, main_~node4__m4~35#1, main_~node3____CPAchecker_TMP_0~3#1, main_~node3__m3~27#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__m2~17#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__m1~0#1, main_~init__tmp~0#1, main_~main__c1~0#1, main_~main__i2~0#1;assume { :end_inline_main } true; [2025-02-07 21:23:05,039 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9364: havoc main_~node3__m3~36#1; [2025-02-07 21:23:05,039 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8309: havoc main_~node4____CPAchecker_TMP_0~7#1;havoc main_~node4__m4~35#1; [2025-02-07 21:23:05,039 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5933: havoc main_~__tmp_26~0#1, main_~assert__arg~25#1;havoc main_~check__tmp~34#1;havoc main_~node5__m5~29#1;havoc main_~node4__m4~24#1;havoc main_~node3__m3~22#1;havoc main_~node2__m2~21#1;havoc main_~node1__m1~20#1;havoc main_~__tmp_25~0#1, main_~assert__arg~24#1;havoc main_~check__tmp~33#1; [2025-02-07 21:23:05,039 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4878: havoc main_~node4____CPAchecker_TMP_0~4#1;havoc main_~node4__m4~20#1; [2025-02-07 21:23:05,040 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1316: havoc main_~check__tmp~4#1;havoc main_~node5__m5~5#1;havoc main_~node4__m4~4#1;havoc main_~node3__m3~4#1;havoc main_~node2__m2~4#1;havoc main_~node1__m1~4#1;havoc main_~__tmp_4~0#1, main_~assert__arg~3#1;havoc main_~check__tmp~3#1; [2025-02-07 21:23:05,040 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6075: havoc main_~node5____CPAchecker_TMP_0~10#1;havoc main_~node5__m5~30#1; [2025-02-07 21:23:05,040 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1452: havoc main_~node4____CPAchecker_TMP_0~1#1;havoc main_~node4__m4~5#1; [2025-02-07 21:23:05,040 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L263: havoc main_~node2____CPAchecker_TMP_0~0#1;havoc main_~node2__m2~0#1; [2025-02-07 21:23:05,040 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7927: havoc main_~__tmp_39~0#1, main_~assert__arg~38#1;havoc main_~check__tmp~48#1;havoc main_~node5__m5~40#1;havoc main_~node4__m4~33#1;havoc main_~node3__m3~30#1;havoc main_~node2__m2~28#1;havoc main_~node1__m1~27#1;havoc main_~__tmp_38~0#1, main_~assert__arg~37#1;havoc main_~check__tmp~47#1; [2025-02-07 21:23:05,040 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8192: havoc main_~__tmp_41~0#1, main_~assert__arg~40#1;havoc main_~check__tmp~50#1;havoc main_~node5__m5~41#1;havoc main_~node4__m4~34#1;havoc main_~node3__m3~31#1;havoc main_~node2__m2~29#1;havoc main_~node1__m1~28#1;havoc main_~__tmp_40~0#1, main_~assert__arg~39#1;havoc main_~check__tmp~49#1; [2025-02-07 21:23:05,040 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8326: havoc main_~node5____CPAchecker_TMP_0~14#1;havoc main_~node5__m5~42#1; [2025-02-07 21:23:05,040 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3045: havoc main_~check__tmp~14#1;havoc main_~node5__m5~14#1;havoc main_~node4__m4~12#1;havoc main_~node3__m3~11#1;havoc main_~node2__m2~10#1;havoc main_~node1__m1~10#1;havoc main_~__tmp_11~0#1, main_~assert__arg~10#1;havoc main_~check__tmp~13#1; [2025-02-07 21:23:05,040 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4895: havoc main_~node5____CPAchecker_TMP_0~8#1;havoc main_~node5__m5~24#1; [2025-02-07 21:23:05,040 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9520: havoc main_~node3____CPAchecker_TMP_0~4#1; [2025-02-07 21:23:05,040 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3178: havoc main_~node5____CPAchecker_TMP_0~5#1;havoc main_~node5__m5~15#1; [2025-02-07 21:23:05,040 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1598: havoc main_~node5__m5~7#1;havoc main_~node4__m4~6#1;havoc main_~node3__m3~5#1;havoc main_~node2__m2~5#1;havoc main_~node1__m1~5#1;havoc main_~__tmp_5~0#1, main_~assert__arg~4#1;havoc main_~check__tmp~5#1; [2025-02-07 21:23:05,041 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8866: havoc main_~node5____CPAchecker_TMP_0~15#1;havoc main_~node5__m5~45#1; [2025-02-07 21:23:05,041 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9396: havoc main_~node4__m4~40#1; [2025-02-07 21:23:05,041 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1469: havoc main_~node5____CPAchecker_TMP_0~2#1;havoc main_~node5__m5~6#1; [2025-02-07 21:23:05,041 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L280: havoc main_~node3____CPAchecker_TMP_0~0#1;havoc main_~node3__m3~0#1; [2025-02-07 21:23:05,041 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6624: havoc main_~node5____CPAchecker_TMP_0~11#1;havoc main_~node5__m5~33#1; [2025-02-07 21:23:05,041 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6229: havoc main_~check__tmp~36#1;havoc main_~node5__m5~31#1;havoc main_~node4__m4~26#1;havoc main_~node3__m3~23#1;havoc main_~node2__m2~22#1;havoc main_~node1__m1~21#1;havoc main_~__tmp_27~0#1, main_~assert__arg~26#1;havoc main_~check__tmp~35#1; [2025-02-07 21:23:05,041 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6502: havoc main_~__tmp_29~0#1, main_~assert__arg~28#1;havoc main_~check__tmp~38#1;havoc main_~node5__m5~32#1;havoc main_~node4__m4~27#1;havoc main_~node3__m3~24#1;havoc main_~node2__m2~23#1;havoc main_~node1__m1~22#1;havoc main_~__tmp_28~0#1, main_~assert__arg~27#1;havoc main_~check__tmp~37#1; [2025-02-07 21:23:05,041 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-02-07 21:23:05,041 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3332: havoc main_~check__tmp~16#1;havoc main_~node5__m5~16#1;havoc main_~node4__m4~13#1;havoc main_~node3__m3~12#1;havoc main_~node2__m2~11#1;havoc main_~node1__m1~11#1;havoc main_~__tmp_12~0#1, main_~assert__arg~11#1;havoc main_~check__tmp~15#1; [2025-02-07 21:23:05,041 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8486: havoc main_~__tmp_43~0#1, main_~assert__arg~42#1;havoc main_~check__tmp~52#1;havoc main_~node5__m5~43#1;havoc main_~node4__m4~36#1;havoc main_~node3__m3~32#1;havoc main_~node2__m2~30#1;havoc main_~node1__m1~29#1;havoc main_~__tmp_42~0#1, main_~assert__arg~41#1;havoc main_~check__tmp~51#1; [2025-02-07 21:23:05,041 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3730: havoc main_~node4____CPAchecker_TMP_0~3#1;havoc main_~node4__m4~15#1; [2025-02-07 21:23:05,042 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8752: havoc main_~__tmp_45~0#1, main_~assert__arg~44#1;havoc main_~check__tmp~54#1;havoc main_~node5__m5~44#1;havoc main_~node4__m4~37#1;havoc main_~node3__m3~33#1;havoc main_~node2__m2~31#1;havoc main_~node1__m1~30#1;havoc main_~__tmp_44~0#1, main_~assert__arg~43#1;havoc main_~check__tmp~53#1; [2025-02-07 21:23:05,042 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L297: havoc main_~node4____CPAchecker_TMP_0~0#1;havoc main_~node4__m4~0#1; [2025-02-07 21:23:05,042 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7169: havoc main_~node3____CPAchecker_TMP_0~3#1;havoc main_~node3__m3~27#1; [2025-02-07 21:23:05,042 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9548: havoc main_~node2____CPAchecker_TMP_0~2#1; [2025-02-07 21:23:05,042 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5056: havoc main_~check__tmp~28#1;havoc main_~node5__m5~25#1;havoc main_~node4__m4~21#1;havoc main_~node3__m3~19#1;havoc main_~node2__m2~18#1;havoc main_~node1__m1~17#1;havoc main_~__tmp_22~0#1, main_~assert__arg~21#1;havoc main_~check__tmp~27#1; [2025-02-07 21:23:05,042 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3605: havoc main_~__tmp_14~0#1, main_~assert__arg~13#1;havoc main_~check__tmp~18#1;havoc main_~node5__m5~17#1;havoc main_~node4__m4~14#1;havoc main_~node3__m3~13#1;havoc main_~node2__m2~12#1;havoc main_~node1__m1~12#1;havoc main_~__tmp_13~0#1, main_~assert__arg~12#1;havoc main_~check__tmp~17#1; [2025-02-07 21:23:05,042 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9291: havoc main_~node1__m1~33#1;havoc main_~__tmp_49~0#1, main_~assert__arg~48#1;havoc main_~check__tmp~58#1;havoc main_~node5__m5~47#1;havoc main_~node4__m4~39#1;havoc main_~node3__m3~35#1;havoc main_~node2__m2~33#1;havoc main_~node1__m1~32#1;havoc main_~__tmp_48~0#1, main_~assert__arg~47#1;havoc main_~check__tmp~57#1; [2025-02-07 21:23:05,042 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9029: havoc main_~__tmp_47~0#1, main_~assert__arg~46#1;havoc main_~check__tmp~56#1;havoc main_~node5__m5~46#1;havoc main_~node4__m4~38#1;havoc main_~node3__m3~34#1;havoc main_~node2__m2~32#1;havoc main_~node1__m1~31#1;havoc main_~__tmp_46~0#1, main_~assert__arg~45#1;havoc main_~check__tmp~55#1; [2025-02-07 21:23:05,042 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6784: havoc main_~__tmp_31~0#1, main_~assert__arg~30#1;havoc main_~check__tmp~40#1;havoc main_~node5__m5~34#1;havoc main_~node4__m4~28#1;havoc main_~node3__m3~25#1;havoc main_~node2__m2~24#1;havoc main_~node1__m1~23#1;havoc main_~__tmp_30~0#1, main_~assert__arg~29#1;havoc main_~check__tmp~39#1; [2025-02-07 21:23:05,042 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1896: havoc main_~check__tmp~7#1;havoc main_~node5__m5~8#1;havoc main_~node4__m4~7#1;havoc main_~node3__m3~6#1;havoc main_~node2__m2~6#1;havoc main_~node1__m1~6#1;havoc main_~__tmp_6~0#1, main_~assert__arg~5#1;havoc main_~check__tmp~6#1; [2025-02-07 21:23:05,042 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7049: havoc main_~__tmp_33~0#1, main_~assert__arg~32#1;havoc main_~check__tmp~42#1;havoc main_~node5__m5~35#1;havoc main_~node4__m4~29#1;havoc main_~node3__m3~26#1;havoc main_~node2__m2~25#1;havoc main_~node1__m1~24#1;havoc main_~__tmp_32~0#1, main_~assert__arg~31#1;havoc main_~check__tmp~41#1; [2025-02-07 21:23:05,042 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2029: havoc main_~node5____CPAchecker_TMP_0~3#1;havoc main_~node5__m5~9#1; [2025-02-07 21:23:05,043 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3747: havoc main_~node5____CPAchecker_TMP_0~6#1;havoc main_~node5__m5~18#1; [2025-02-07 21:23:05,043 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L314: havoc main_~node5____CPAchecker_TMP_0~0#1;havoc main_~node5__m5~0#1; [2025-02-07 21:23:05,043 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7186: havoc main_~node4____CPAchecker_TMP_0~6#1;havoc main_~node4__m4~30#1; [2025-02-07 21:23:05,043 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L448: havoc main_~node5__m5~1#1;havoc main_~node4__m4~1#1;havoc main_~node3__m3~1#1;havoc main_~node2__m2~1#1;havoc main_~node1__m1~1#1;havoc main_~__tmp_1~0#1, main_~assert__arg~0#1;havoc main_~check__tmp~0#1; [2025-02-07 21:23:05,043 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9577: havoc main_~node1____CPAchecker_TMP_0~1#1; [2025-02-07 21:23:05,043 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L725: havoc main_~node5__m5~2#1;havoc main_~node4__m4~2#1;havoc main_~node3__m3~2#1;havoc main_~node2__m2~2#1;havoc main_~node1__m1~2#1;havoc main_~__tmp_2~0#1, main_~assert__arg~1#1;havoc main_~check__tmp~1#1; [2025-02-07 21:23:05,043 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4296: havoc main_~node5____CPAchecker_TMP_0~7#1;havoc main_~node5__m5~21#1; [2025-02-07 21:23:05,043 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7203: havoc main_~node5____CPAchecker_TMP_0~12#1;havoc main_~node5__m5~36#1; [2025-02-07 21:23:05,043 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2183: havoc main_~check__tmp~9#1;havoc main_~node5__m5~10#1;havoc main_~node4__m4~8#1;havoc main_~node3__m3~7#1;havoc main_~node2__m2~7#1;havoc main_~node1__m1~7#1;havoc main_~__tmp_7~0#1, main_~assert__arg~6#1;havoc main_~check__tmp~8#1; [2025-02-07 21:23:05,043 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3901: havoc main_~check__tmp~20#1;havoc main_~node5__m5~19#1;havoc main_~node4__m4~16#1;havoc main_~node3__m3~14#1;havoc main_~node2__m2~13#1;havoc main_~node1__m1~13#1;havoc main_~__tmp_15~0#1, main_~assert__arg~14#1;havoc main_~check__tmp~19#1; [2025-02-07 21:23:05,043 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2584: havoc main_~node3____CPAchecker_TMP_0~1#1;havoc main_~node3__m3~9#1; [2025-02-07 21:23:05,044 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2456: havoc main_~__tmp_9~0#1, main_~assert__arg~8#1;havoc main_~check__tmp~11#1;havoc main_~node5__m5~11#1;havoc main_~node4__m4~9#1;havoc main_~node3__m3~8#1;havoc main_~node2__m2~8#1;havoc main_~node1__m1~8#1;havoc main_~__tmp_8~0#1, main_~assert__arg~7#1;havoc main_~check__tmp~10#1; [2025-02-07 21:23:05,044 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4174: havoc main_~__tmp_17~0#1, main_~assert__arg~16#1;havoc main_~check__tmp~22#1;havoc main_~node5__m5~20#1;havoc main_~node4__m4~17#1;havoc main_~node3__m3~15#1;havoc main_~node2__m2~14#1;havoc main_~node1__m1~14#1;havoc main_~__tmp_16~0#1, main_~assert__arg~15#1;havoc main_~check__tmp~21#1; [2025-02-07 21:23:05,044 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9332: havoc main_~node2__m2~34#1; [2025-02-07 21:23:05,044 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9464: havoc main_~node5____CPAchecker_TMP_0~16#1;havoc main_~node5__m5~48#1; [2025-02-07 21:23:05,044 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4844: havoc main_~node2____CPAchecker_TMP_0~1#1;havoc main_~node2__m2~17#1; [2025-02-07 21:23:05,044 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5373: havoc main_~check__tmp~30#1;havoc main_~node5__m5~26#1;havoc main_~node4__m4~22#1;havoc main_~node3__m3~20#1;havoc main_~node2__m2~19#1;havoc main_~node1__m1~18#1;havoc main_~__tmp_23~0#1, main_~assert__arg~22#1;havoc main_~check__tmp~29#1; [2025-02-07 21:23:05,044 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5506: havoc main_~node5____CPAchecker_TMP_0~9#1;havoc main_~node5__m5~27#1; [2025-02-07 21:23:05,044 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2601: havoc main_~node4____CPAchecker_TMP_0~2#1;havoc main_~node4__m4~10#1; [2025-02-07 21:23:05,044 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4456: havoc main_~__tmp_19~0#1, main_~assert__arg~18#1;havoc main_~check__tmp~24#1;havoc main_~node5__m5~22#1;havoc main_~node4__m4~18#1;havoc main_~node3__m3~16#1;havoc main_~node2__m2~15#1;havoc main_~node1__m1~15#1;havoc main_~__tmp_18~0#1, main_~assert__arg~17#1;havoc main_~check__tmp~23#1; [2025-02-07 21:23:05,044 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L889: havoc main_~node5____CPAchecker_TMP_0~1#1;havoc main_~node5__m5~3#1; [2025-02-07 21:23:05,044 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4721: havoc main_~__tmp_21~0#1, main_~assert__arg~20#1;havoc main_~check__tmp~26#1;havoc main_~node5__m5~23#1;havoc main_~node4__m4~19#1;havoc main_~node3__m3~17#1;havoc main_~node2__m2~16#1;havoc main_~node1__m1~16#1;havoc main_~__tmp_20~0#1, main_~assert__arg~19#1;havoc main_~check__tmp~25#1; [2025-02-07 21:23:05,044 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1023: havoc main_~node5__m5~4#1;havoc main_~node4__m4~3#1;havoc main_~node3__m3~3#1;havoc main_~node2__m2~3#1;havoc main_~node1__m1~3#1;havoc main_~__tmp_3~0#1, main_~assert__arg~2#1;havoc main_~check__tmp~2#1; [2025-02-07 21:23:05,220 INFO L? ?]: Removed 1616 outVars from TransFormulas that were not future-live. [2025-02-07 21:23:05,220 INFO L308 CfgBuilder]: Performing block encoding [2025-02-07 21:23:05,242 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-07 21:23:05,242 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-07 21:23:05,243 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:23:05 BoogieIcfgContainer [2025-02-07 21:23:05,243 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-07 21:23:05,244 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-07 21:23:05,244 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-07 21:23:05,247 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-07 21:23:05,248 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 09:23:00" (1/3) ... [2025-02-07 21:23:05,248 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b5a2718 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 09:23:05, skipping insertion in model container [2025-02-07 21:23:05,248 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:23:01" (2/3) ... [2025-02-07 21:23:05,248 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b5a2718 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 09:23:05, skipping insertion in model container [2025-02-07 21:23:05,248 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:23:05" (3/3) ... [2025-02-07 21:23:05,249 INFO L128 eAbstractionObserver]: Analyzing ICFG pals_lcr.5.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2025-02-07 21:23:05,262 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-07 21:23:05,265 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG pals_lcr.5.ufo.UNBOUNDED.pals.c.v+sep-reducer.c that has 1 procedures, 1194 locations, 1 initial locations, 0 loop locations, and 16 error locations. [2025-02-07 21:23:05,317 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-07 21:23:05,325 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;@38fdad3d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-07 21:23:05,325 INFO L334 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2025-02-07 21:23:05,330 INFO L276 IsEmpty]: Start isEmpty. Operand has 1193 states, 906 states have (on average 1.9988962472406182) internal successors, (1811), 1192 states have internal predecessors, (1811), 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) [2025-02-07 21:23:05,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2025-02-07 21:23:05,343 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:23:05,343 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-07 21:23:05,344 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2025-02-07 21:23:05,347 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:23:05,347 INFO L85 PathProgramCache]: Analyzing trace with hash -2088843500, now seen corresponding path program 1 times [2025-02-07 21:23:05,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:23:05,352 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1487061499] [2025-02-07 21:23:05,353 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:23:05,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:23:05,431 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 67 statements into 1 equivalence classes. [2025-02-07 21:23:05,558 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 67 of 67 statements. [2025-02-07 21:23:05,563 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:23:05,563 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:23:05,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-07 21:23:05,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:23:05,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1487061499] [2025-02-07 21:23:05,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1487061499] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:23:05,824 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 21:23:05,824 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-07 21:23:05,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402845566] [2025-02-07 21:23:05,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:23:05,827 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-07 21:23:05,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:23:05,839 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-07 21:23:05,839 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-07 21:23:05,843 INFO L87 Difference]: Start difference. First operand has 1193 states, 906 states have (on average 1.9988962472406182) internal successors, (1811), 1192 states have internal predecessors, (1811), 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) Second operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 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) [2025-02-07 21:23:06,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:23:06,325 INFO L93 Difference]: Finished difference Result 1198 states and 1811 transitions. [2025-02-07 21:23:06,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-07 21:23:06,327 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 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) Word has length 67 [2025-02-07 21:23:06,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:23:06,331 INFO L225 Difference]: With dead ends: 1198 [2025-02-07 21:23:06,331 INFO L226 Difference]: Without dead ends: 180 [2025-02-07 21:23:06,335 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-02-07 21:23:06,336 INFO L435 NwaCegarLoop]: 504 mSDtfsCounter, 2661 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 405 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2661 SdHoareTripleChecker+Valid, 512 SdHoareTripleChecker+Invalid, 413 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 405 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-02-07 21:23:06,337 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2661 Valid, 512 Invalid, 413 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 405 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-02-07 21:23:06,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2025-02-07 21:23:06,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 180. [2025-02-07 21:23:06,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 180 states, 175 states have (on average 1.022857142857143) internal successors, (179), 179 states have internal predecessors, (179), 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) [2025-02-07 21:23:06,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 179 transitions. [2025-02-07 21:23:06,370 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 179 transitions. Word has length 67 [2025-02-07 21:23:06,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:23:06,370 INFO L471 AbstractCegarLoop]: Abstraction has 180 states and 179 transitions. [2025-02-07 21:23:06,370 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 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) [2025-02-07 21:23:06,370 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 179 transitions. [2025-02-07 21:23:06,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2025-02-07 21:23:06,373 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:23:06,373 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-07 21:23:06,373 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-07 21:23:06,374 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2025-02-07 21:23:06,374 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:23:06,374 INFO L85 PathProgramCache]: Analyzing trace with hash 439652084, now seen corresponding path program 1 times [2025-02-07 21:23:06,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:23:06,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1058130061] [2025-02-07 21:23:06,375 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:23:06,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:23:06,400 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 67 statements into 1 equivalence classes. [2025-02-07 21:23:06,444 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 67 of 67 statements. [2025-02-07 21:23:06,444 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:23:06,444 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:23:06,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-07 21:23:06,590 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:23:06,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1058130061] [2025-02-07 21:23:06,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1058130061] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:23:06,590 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 21:23:06,591 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-07 21:23:06,591 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414234393] [2025-02-07 21:23:06,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:23:06,591 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-07 21:23:06,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:23:06,592 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-07 21:23:06,592 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-07 21:23:06,593 INFO L87 Difference]: Start difference. First operand 180 states and 179 transitions. Second operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 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) [2025-02-07 21:23:06,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:23:06,644 INFO L93 Difference]: Finished difference Result 180 states and 179 transitions. [2025-02-07 21:23:06,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-07 21:23:06,644 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 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) Word has length 67 [2025-02-07 21:23:06,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:23:06,645 INFO L225 Difference]: With dead ends: 180 [2025-02-07 21:23:06,645 INFO L226 Difference]: Without dead ends: 69 [2025-02-07 21:23:06,645 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-02-07 21:23:06,646 INFO L435 NwaCegarLoop]: 45 mSDtfsCounter, 157 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 73 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-07 21:23:06,646 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 73 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-07 21:23:06,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2025-02-07 21:23:06,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2025-02-07 21:23:06,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 68 states have (on average 1.0) internal successors, (68), 68 states have internal predecessors, (68), 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) [2025-02-07 21:23:06,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 68 transitions. [2025-02-07 21:23:06,653 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 68 transitions. Word has length 67 [2025-02-07 21:23:06,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:23:06,653 INFO L471 AbstractCegarLoop]: Abstraction has 69 states and 68 transitions. [2025-02-07 21:23:06,653 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 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) [2025-02-07 21:23:06,653 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 68 transitions. [2025-02-07 21:23:06,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2025-02-07 21:23:06,655 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:23:06,655 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-07 21:23:06,655 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-07 21:23:06,655 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2025-02-07 21:23:06,656 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:23:06,659 INFO L85 PathProgramCache]: Analyzing trace with hash 687199619, now seen corresponding path program 1 times [2025-02-07 21:23:06,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:23:06,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [483814261] [2025-02-07 21:23:06,660 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:23:06,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:23:06,697 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 68 statements into 1 equivalence classes. [2025-02-07 21:23:06,717 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 68 of 68 statements. [2025-02-07 21:23:06,717 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:23:06,717 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:23:06,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-07 21:23:06,817 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:23:06,817 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [483814261] [2025-02-07 21:23:06,817 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [483814261] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:23:06,817 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 21:23:06,817 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-07 21:23:06,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824807593] [2025-02-07 21:23:06,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:23:06,818 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-07 21:23:06,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:23:06,818 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-07 21:23:06,818 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-07 21:23:06,818 INFO L87 Difference]: Start difference. First operand 69 states and 68 transitions. Second operand has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 states have internal predecessors, (68), 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) [2025-02-07 21:23:06,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:23:06,842 INFO L93 Difference]: Finished difference Result 69 states and 68 transitions. [2025-02-07 21:23:06,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-07 21:23:06,842 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 states have internal predecessors, (68), 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) Word has length 68 [2025-02-07 21:23:06,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:23:06,843 INFO L225 Difference]: With dead ends: 69 [2025-02-07 21:23:06,843 INFO L226 Difference]: Without dead ends: 0 [2025-02-07 21:23:06,843 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-02-07 21:23:06,843 INFO L435 NwaCegarLoop]: 29 mSDtfsCounter, 60 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-07 21:23:06,844 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 41 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-07 21:23:06,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-02-07 21:23:06,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-02-07 21:23:06,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2025-02-07 21:23:06,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-02-07 21:23:06,844 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 68 [2025-02-07 21:23:06,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:23:06,844 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-07 21:23:06,844 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 states have internal predecessors, (68), 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) [2025-02-07 21:23:06,844 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-02-07 21:23:06,845 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-02-07 21:23:06,847 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (15 of 16 remaining) [2025-02-07 21:23:06,847 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (14 of 16 remaining) [2025-02-07 21:23:06,847 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (13 of 16 remaining) [2025-02-07 21:23:06,847 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (12 of 16 remaining) [2025-02-07 21:23:06,847 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (11 of 16 remaining) [2025-02-07 21:23:06,848 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION (10 of 16 remaining) [2025-02-07 21:23:06,848 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION (9 of 16 remaining) [2025-02-07 21:23:06,848 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION (8 of 16 remaining) [2025-02-07 21:23:06,848 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION (7 of 16 remaining) [2025-02-07 21:23:06,848 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION (6 of 16 remaining) [2025-02-07 21:23:06,848 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION (5 of 16 remaining) [2025-02-07 21:23:06,848 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION (4 of 16 remaining) [2025-02-07 21:23:06,848 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION (3 of 16 remaining) [2025-02-07 21:23:06,848 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION (2 of 16 remaining) [2025-02-07 21:23:06,848 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION (1 of 16 remaining) [2025-02-07 21:23:06,848 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION (0 of 16 remaining) [2025-02-07 21:23:06,849 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-07 21:23:06,851 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2025-02-07 21:23:06,852 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-02-07 21:23:06,857 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-07 21:23:06,864 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 09:23:06 BoogieIcfgContainer [2025-02-07 21:23:06,864 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-07 21:23:06,865 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-07 21:23:06,865 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-07 21:23:06,865 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-07 21:23:06,866 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:23:05" (3/4) ... [2025-02-07 21:23:06,867 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-07 21:23:06,946 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2025-02-07 21:23:06,955 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-02-07 21:23:06,960 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2025-02-07 21:23:06,965 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-07 21:23:07,282 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-07 21:23:07,287 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-07 21:23:07,287 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-07 21:23:07,288 INFO L158 Benchmark]: Toolchain (without parser) took 6473.78ms. Allocated memory was 142.6MB in the beginning and 243.3MB in the end (delta: 100.7MB). Free memory was 107.1MB in the beginning and 87.0MB in the end (delta: 20.1MB). Peak memory consumption was 117.6MB. Max. memory is 16.1GB. [2025-02-07 21:23:07,288 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 201.3MB. Free memory is still 124.1MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 21:23:07,288 INFO L158 Benchmark]: CACSL2BoogieTranslator took 994.88ms. Allocated memory is still 142.6MB. Free memory was 107.1MB in the beginning and 82.9MB in the end (delta: 24.2MB). Peak memory consumption was 79.8MB. Max. memory is 16.1GB. [2025-02-07 21:23:07,288 INFO L158 Benchmark]: Boogie Procedure Inliner took 132.44ms. Allocated memory is still 142.6MB. Free memory was 82.9MB in the beginning and 61.6MB in the end (delta: 21.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-07 21:23:07,288 INFO L158 Benchmark]: Boogie Preprocessor took 189.90ms. Allocated memory is still 142.6MB. Free memory was 61.6MB in the beginning and 44.6MB in the end (delta: 17.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-07 21:23:07,289 INFO L158 Benchmark]: IcfgBuilder took 3108.87ms. Allocated memory was 142.6MB in the beginning and 192.9MB in the end (delta: 50.3MB). Free memory was 44.6MB in the beginning and 121.7MB in the end (delta: -77.2MB). Peak memory consumption was 74.4MB. Max. memory is 16.1GB. [2025-02-07 21:23:07,289 INFO L158 Benchmark]: TraceAbstraction took 1619.99ms. Allocated memory was 192.9MB in the beginning and 243.3MB in the end (delta: 50.3MB). Free memory was 121.7MB in the beginning and 139.1MB in the end (delta: -17.4MB). Peak memory consumption was 36.4MB. Max. memory is 16.1GB. [2025-02-07 21:23:07,289 INFO L158 Benchmark]: Witness Printer took 421.93ms. Allocated memory is still 243.3MB. Free memory was 139.1MB in the beginning and 87.0MB in the end (delta: 52.1MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2025-02-07 21:23:07,290 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 201.3MB. Free memory is still 124.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 994.88ms. Allocated memory is still 142.6MB. Free memory was 107.1MB in the beginning and 82.9MB in the end (delta: 24.2MB). Peak memory consumption was 79.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 132.44ms. Allocated memory is still 142.6MB. Free memory was 82.9MB in the beginning and 61.6MB in the end (delta: 21.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 189.90ms. Allocated memory is still 142.6MB. Free memory was 61.6MB in the beginning and 44.6MB in the end (delta: 17.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * IcfgBuilder took 3108.87ms. Allocated memory was 142.6MB in the beginning and 192.9MB in the end (delta: 50.3MB). Free memory was 44.6MB in the beginning and 121.7MB in the end (delta: -77.2MB). Peak memory consumption was 74.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1619.99ms. Allocated memory was 192.9MB in the beginning and 243.3MB in the end (delta: 50.3MB). Free memory was 121.7MB in the beginning and 139.1MB in the end (delta: -17.4MB). Peak memory consumption was 36.4MB. Max. memory is 16.1GB. * Witness Printer took 421.93ms. Allocated memory is still 243.3MB. Free memory was 139.1MB in the beginning and 87.0MB in the end (delta: 52.1MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 2463]: 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: 3612]: 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: 4181]: 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: 4463]: 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: 4728]: 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: 5940]: 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: 6509]: 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: 6791]: 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: 7056]: 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: 7376]: 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: 7652]: 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: 7934]: 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: 8199]: 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: 8493]: 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: 8759]: 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: 9036]: 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 CFG has 1 procedures, 1194 locations, 16 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2878 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2878 mSDsluCounter, 626 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 48 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 448 IncrementalHoareTripleChecker+Invalid, 458 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 578 mSDtfsCounter, 448 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 18 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1193occurred 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: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 202 NumberOfCodeBlocks, 202 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 199 ConstructedInterpolants, 0 QuantifiedInterpolants, 647 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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 16 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-02-07 21:23:07,316 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE