./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c00e63dc 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/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-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 64bit --witnessprinter.graph.data.programhash adad89b7f673beaaf8bb114b70e1447440d8d3333aba6712cecf0b1e8decf472 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-06 07:30:55,895 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 07:30:55,976 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-02-06 07:30:55,983 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 07:30:55,985 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 07:30:56,011 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 07:30:56,012 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 07:30:56,012 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 07:30:56,013 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 07:30:56,013 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 07:30:56,013 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-06 07:30:56,013 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-06 07:30:56,013 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 07:30:56,013 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 07:30:56,013 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 07:30:56,014 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 07:30:56,014 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-06 07:30:56,014 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-06 07:30:56,014 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 07:30:56,014 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-06 07:30:56,014 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-06 07:30:56,014 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-06 07:30:56,014 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 07:30:56,014 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 07:30:56,014 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 07:30:56,014 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 07:30:56,014 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 07:30:56,014 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-06 07:30:56,015 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-06 07:30:56,015 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 07:30:56,015 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 07:30:56,015 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-06 07:30:56,015 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-06 07:30:56,015 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-06 07:30:56,015 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-06 07:30:56,015 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-06 07:30:56,015 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-06 07:30:56,016 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-06 07:30:56,016 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-06 07:30:56,016 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-06 07:30:56,016 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> adad89b7f673beaaf8bb114b70e1447440d8d3333aba6712cecf0b1e8decf472 [2025-02-06 07:30:56,285 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 07:30:56,293 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 07:30:56,297 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 07:30:56,298 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 07:30:56,298 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 07:30:56,300 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i [2025-02-06 07:30:57,537 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/edaba1f33/d61d00a9387e4cfdbcf2fb2bf612714f/FLAGce31395e5 [2025-02-06 07:30:58,158 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 07:30:58,159 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i [2025-02-06 07:30:58,200 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/edaba1f33/d61d00a9387e4cfdbcf2fb2bf612714f/FLAGce31395e5 [2025-02-06 07:30:58,215 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/edaba1f33/d61d00a9387e4cfdbcf2fb2bf612714f [2025-02-06 07:30:58,217 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 07:30:58,219 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 07:30:58,220 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 07:30:58,220 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 07:30:58,224 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 07:30:58,225 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 07:30:58" (1/1) ... [2025-02-06 07:30:58,226 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@461425f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:30:58, skipping insertion in model container [2025-02-06 07:30:58,226 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 07:30:58" (1/1) ... [2025-02-06 07:30:58,346 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 07:31:00,757 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/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[295786,295799] [2025-02-06 07:31:00,766 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/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[295952,295965] [2025-02-06 07:31:00,767 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/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[296116,296129] [2025-02-06 07:31:00,767 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/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[296281,296294] [2025-02-06 07:31:00,802 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 07:31:00,827 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 07:31:00,945 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5204] [2025-02-06 07:31:00,947 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5211] [2025-02-06 07:31:00,947 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5218] [2025-02-06 07:31:01,162 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/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[295786,295799] [2025-02-06 07:31:01,163 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/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[295952,295965] [2025-02-06 07:31:01,163 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/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[296116,296129] [2025-02-06 07:31:01,163 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/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[296281,296294] [2025-02-06 07:31:01,176 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 07:31:01,375 INFO L204 MainTranslator]: Completed translation [2025-02-06 07:31:01,376 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:31:01 WrapperNode [2025-02-06 07:31:01,377 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 07:31:01,378 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 07:31:01,379 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 07:31:01,379 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 07:31:01,387 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:31:01" (1/1) ... [2025-02-06 07:31:01,483 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:31:01" (1/1) ... [2025-02-06 07:31:01,677 INFO L138 Inliner]: procedures = 395, calls = 1651, calls flagged for inlining = 231, calls inlined = 193, statements flattened = 4561 [2025-02-06 07:31:01,678 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 07:31:01,680 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 07:31:01,680 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 07:31:01,680 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 07:31:01,691 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:31:01" (1/1) ... [2025-02-06 07:31:01,692 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:31:01" (1/1) ... [2025-02-06 07:31:01,729 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:31:01" (1/1) ... [2025-02-06 07:31:02,402 INFO L175 MemorySlicer]: Split 676 memory accesses to 14 slices as follows [424, 40, 4, 77, 3, 8, 2, 77, 1, 2, 7, 25, 4, 2]. 63 percent of accesses are in the largest equivalence class. The 125 initializations are split as follows [19, 0, 4, 0, 3, 8, 0, 77, 1, 2, 7, 0, 4, 0]. The 329 writes are split as follows [238, 0, 0, 66, 0, 0, 1, 0, 0, 0, 0, 23, 0, 1]. [2025-02-06 07:31:02,402 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:31:01" (1/1) ... [2025-02-06 07:31:02,402 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:31:01" (1/1) ... [2025-02-06 07:31:02,504 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:31:01" (1/1) ... [2025-02-06 07:31:02,515 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:31:01" (1/1) ... [2025-02-06 07:31:02,539 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:31:01" (1/1) ... [2025-02-06 07:31:02,553 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:31:01" (1/1) ... [2025-02-06 07:31:02,590 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 07:31:02,593 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 07:31:02,593 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 07:31:02,593 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 07:31:02,594 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:31:01" (1/1) ... [2025-02-06 07:31:02,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 07:31:02,616 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 07:31:02,634 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) [2025-02-06 07:31:02,709 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 [2025-02-06 07:31:02,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-02-06 07:31:02,737 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-02-06 07:31:02,737 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-02-06 07:31:02,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-02-06 07:31:02,737 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_ks8851_driver_exit_14_2 [2025-02-06 07:31:02,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_ks8851_driver_exit_14_2 [2025-02-06 07:31:02,737 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2025-02-06 07:31:02,737 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2025-02-06 07:31:02,737 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_resume [2025-02-06 07:31:02,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_resume [2025-02-06 07:31:02,737 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2025-02-06 07:31:02,737 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2025-02-06 07:31:02,738 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2025-02-06 07:31:02,739 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2025-02-06 07:31:02,739 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2025-02-06 07:31:02,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2025-02-06 07:31:02,739 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2025-02-06 07:31:02,740 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2025-02-06 07:31:02,740 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_net_stop [2025-02-06 07:31:02,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_net_stop [2025-02-06 07:31:02,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2025-02-06 07:31:02,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2025-02-06 07:31:02,742 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2025-02-06 07:31:02,742 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2025-02-06 07:31:02,742 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2025-02-06 07:31:02,742 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2025-02-06 07:31:02,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2025-02-06 07:31:02,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2025-02-06 07:31:02,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2025-02-06 07:31:02,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2025-02-06 07:31:02,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-06 07:31:02,743 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_add_tail [2025-02-06 07:31:02,743 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_add_tail [2025-02-06 07:31:02,743 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-02-06 07:31:02,743 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-02-06 07:31:02,743 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2025-02-06 07:31:02,744 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2025-02-06 07:31:02,744 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2025-02-06 07:31:02,744 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2025-02-06 07:31:02,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-02-06 07:31:02,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-02-06 07:31:02,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-02-06 07:31:02,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-02-06 07:31:02,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-02-06 07:31:02,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-02-06 07:31:02,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-02-06 07:31:02,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-02-06 07:31:02,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-02-06 07:31:02,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-02-06 07:31:02,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-02-06 07:31:02,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-02-06 07:31:02,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-02-06 07:31:02,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2025-02-06 07:31:02,746 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2025-02-06 07:31:02,746 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2025-02-06 07:31:02,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-02-06 07:31:02,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-02-06 07:31:02,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-02-06 07:31:02,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-02-06 07:31:02,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-02-06 07:31:02,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-02-06 07:31:02,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-02-06 07:31:02,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-02-06 07:31:02,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-02-06 07:31:02,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-02-06 07:31:02,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-02-06 07:31:02,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-02-06 07:31:02,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-02-06 07:31:02,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-02-06 07:31:02,747 INFO L130 BoogieDeclarations]: Found specification of procedure flush_work [2025-02-06 07:31:02,747 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_work [2025-02-06 07:31:02,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2025-02-06 07:31:02,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2025-02-06 07:31:02,747 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2025-02-06 07:31:02,747 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2025-02-06 07:31:02,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-06 07:31:02,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-06 07:31:02,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-06 07:31:02,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-06 07:31:02,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-06 07:31:02,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-02-06 07:31:02,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-02-06 07:31:02,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-02-06 07:31:02,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-02-06 07:31:02,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-02-06 07:31:02,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-02-06 07:31:02,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-02-06 07:31:02,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-02-06 07:31:02,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-02-06 07:31:02,748 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_disable [2025-02-06 07:31:02,748 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_disable [2025-02-06 07:31:02,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-02-06 07:31:02,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-02-06 07:31:02,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-02-06 07:31:02,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-02-06 07:31:02,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-02-06 07:31:02,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-02-06 07:31:02,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2025-02-06 07:31:02,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2025-02-06 07:31:02,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2025-02-06 07:31:02,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2025-02-06 07:31:02,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2025-02-06 07:31:02,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2025-02-06 07:31:02,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2025-02-06 07:31:02,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2025-02-06 07:31:02,748 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-02-06 07:31:02,748 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-02-06 07:31:02,748 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-02-06 07:31:02,748 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-02-06 07:31:02,748 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-02-06 07:31:02,748 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-02-06 07:31:02,748 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2025-02-06 07:31:02,748 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2025-02-06 07:31:02,748 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2025-02-06 07:31:02,748 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2025-02-06 07:31:02,749 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2025-02-06 07:31:02,749 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2025-02-06 07:31:02,749 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2025-02-06 07:31:02,749 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2025-02-06 07:31:02,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2025-02-06 07:31:02,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2025-02-06 07:31:02,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_ks8851_net [2025-02-06 07:31:02,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_ks8851_net [2025-02-06 07:31:02,749 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rdreg8 [2025-02-06 07:31:02,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rdreg8 [2025-02-06 07:31:02,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-02-06 07:31:02,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2025-02-06 07:31:02,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2025-02-06 07:31:02,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2025-02-06 07:31:02,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2025-02-06 07:31:02,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2025-02-06 07:31:02,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2025-02-06 07:31:02,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2025-02-06 07:31:02,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2025-02-06 07:31:02,754 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rdreg16 [2025-02-06 07:31:02,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rdreg16 [2025-02-06 07:31:02,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 07:31:02,754 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2025-02-06 07:31:02,754 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2025-02-06 07:31:02,754 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_probe [2025-02-06 07:31:02,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_probe [2025-02-06 07:31:02,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2025-02-06 07:31:02,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2025-02-06 07:31:02,754 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-02-06 07:31:02,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-02-06 07:31:02,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-02-06 07:31:02,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-02-06 07:31:02,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-02-06 07:31:02,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-02-06 07:31:02,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-02-06 07:31:02,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-02-06 07:31:02,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-02-06 07:31:02,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-02-06 07:31:02,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-02-06 07:31:02,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-02-06 07:31:02,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-02-06 07:31:02,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-02-06 07:31:02,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-02-06 07:31:02,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-02-06 07:31:02,755 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-02-06 07:31:02,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-02-06 07:31:02,755 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2025-02-06 07:31:02,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2025-02-06 07:31:02,755 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_put [2025-02-06 07:31:02,755 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_put [2025-02-06 07:31:02,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_ks8851_net [2025-02-06 07:31:02,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_ks8851_net [2025-02-06 07:31:02,755 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2025-02-06 07:31:02,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2025-02-06 07:31:02,755 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-02-06 07:31:02,755 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-02-06 07:31:02,755 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_write_mac_addr [2025-02-06 07:31:02,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_write_mac_addr [2025-02-06 07:31:02,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2025-02-06 07:31:02,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2025-02-06 07:31:02,755 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_suspend [2025-02-06 07:31:02,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_suspend [2025-02-06 07:31:02,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 07:31:02,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 07:31:02,756 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2025-02-06 07:31:02,756 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2025-02-06 07:31:02,756 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2025-02-06 07:31:02,756 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2025-02-06 07:31:02,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-02-06 07:31:02,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-02-06 07:31:02,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-02-06 07:31:02,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-02-06 07:31:02,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-02-06 07:31:02,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-02-06 07:31:02,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-02-06 07:31:02,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-02-06 07:31:02,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-02-06 07:31:02,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-02-06 07:31:02,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-02-06 07:31:02,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-02-06 07:31:02,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-02-06 07:31:02,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2025-02-06 07:31:02,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-02-06 07:31:02,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-02-06 07:31:02,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-02-06 07:31:02,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-02-06 07:31:02,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-02-06 07:31:02,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-02-06 07:31:02,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-02-06 07:31:02,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-02-06 07:31:02,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-02-06 07:31:02,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-02-06 07:31:02,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-02-06 07:31:02,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-02-06 07:31:02,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-02-06 07:31:02,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-02-06 07:31:02,762 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-02-06 07:31:02,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-02-06 07:31:02,762 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_net_open [2025-02-06 07:31:02,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_net_open [2025-02-06 07:31:02,762 INFO L130 BoogieDeclarations]: Found specification of procedure spi_sync [2025-02-06 07:31:02,762 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_sync [2025-02-06 07:31:02,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-02-06 07:31:02,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-02-06 07:31:02,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-02-06 07:31:02,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-02-06 07:31:02,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-02-06 07:31:02,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-02-06 07:31:02,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-02-06 07:31:02,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-02-06 07:31:02,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2025-02-06 07:31:02,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2025-02-06 07:31:02,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2025-02-06 07:31:02,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2025-02-06 07:31:02,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2025-02-06 07:31:02,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2025-02-06 07:31:02,763 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-02-06 07:31:02,763 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-02-06 07:31:02,763 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-02-06 07:31:02,763 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-02-06 07:31:02,763 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-02-06 07:31:02,763 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-02-06 07:31:02,763 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-02-06 07:31:02,763 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-02-06 07:31:02,763 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2025-02-06 07:31:02,763 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2025-02-06 07:31:02,763 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2025-02-06 07:31:02,763 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2025-02-06 07:31:02,763 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2025-02-06 07:31:02,763 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2025-02-06 07:31:02,763 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2025-02-06 07:31:02,763 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2025-02-06 07:31:02,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2025-02-06 07:31:02,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2025-02-06 07:31:02,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2025-02-06 07:31:02,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2025-02-06 07:31:02,763 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_set_rx_mode [2025-02-06 07:31:02,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_set_rx_mode [2025-02-06 07:31:02,763 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2025-02-06 07:31:02,763 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2025-02-06 07:31:02,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-06 07:31:02,763 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2025-02-06 07:31:02,763 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2025-02-06 07:31:02,763 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_set_powermode [2025-02-06 07:31:02,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_set_powermode [2025-02-06 07:31:02,763 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2025-02-06 07:31:02,763 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2025-02-06 07:31:02,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-02-06 07:31:02,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-02-06 07:31:02,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-02-06 07:31:02,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-02-06 07:31:02,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-02-06 07:31:02,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-02-06 07:31:02,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-02-06 07:31:02,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-02-06 07:31:02,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-02-06 07:31:02,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-02-06 07:31:02,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-02-06 07:31:02,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-02-06 07:31:02,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-02-06 07:31:02,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-02-06 07:31:02,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2025-02-06 07:31:02,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2025-02-06 07:31:02,764 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2025-02-06 07:31:02,764 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2025-02-06 07:31:02,764 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2025-02-06 07:31:02,764 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2025-02-06 07:31:02,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2025-02-06 07:31:02,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2025-02-06 07:31:02,767 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2025-02-06 07:31:02,767 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2025-02-06 07:31:02,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2025-02-06 07:31:02,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2025-02-06 07:31:02,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2025-02-06 07:31:02,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2025-02-06 07:31:02,767 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2025-02-06 07:31:02,767 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2025-02-06 07:31:02,767 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2025-02-06 07:31:02,767 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2025-02-06 07:31:02,767 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rx_1msg [2025-02-06 07:31:02,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rx_1msg [2025-02-06 07:31:02,767 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_get_eeprom_len [2025-02-06 07:31:02,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_get_eeprom_len [2025-02-06 07:31:02,767 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_soft_reset [2025-02-06 07:31:02,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_soft_reset [2025-02-06 07:31:02,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2025-02-06 07:31:02,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2025-02-06 07:31:02,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-06 07:31:02,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-06 07:31:02,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-06 07:31:02,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-06 07:31:02,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-06 07:31:02,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-02-06 07:31:02,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-02-06 07:31:02,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-02-06 07:31:02,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-02-06 07:31:02,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-02-06 07:31:02,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-02-06 07:31:02,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-02-06 07:31:02,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-02-06 07:31:02,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-02-06 07:31:02,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-02-06 07:31:02,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-02-06 07:31:02,768 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rdreg [2025-02-06 07:31:02,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rdreg [2025-02-06 07:31:02,768 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_nway_reset [2025-02-06 07:31:02,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_nway_reset [2025-02-06 07:31:02,768 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_init [2025-02-06 07:31:02,768 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_init [2025-02-06 07:31:02,768 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_remove [2025-02-06 07:31:02,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_remove [2025-02-06 07:31:02,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2025-02-06 07:31:02,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2025-02-06 07:31:02,768 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2025-02-06 07:31:02,768 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2025-02-06 07:31:02,768 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_wrreg16 [2025-02-06 07:31:02,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_wrreg16 [2025-02-06 07:31:02,768 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2025-02-06 07:31:02,768 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2025-02-06 07:31:02,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-06 07:31:02,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-06 07:31:02,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-06 07:31:02,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-06 07:31:02,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-06 07:31:02,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-02-06 07:31:02,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-02-06 07:31:02,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-02-06 07:31:02,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-02-06 07:31:02,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-02-06 07:31:02,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-02-06 07:31:02,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-02-06 07:31:02,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-02-06 07:31:02,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-02-06 07:31:02,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2025-02-06 07:31:02,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2025-02-06 07:31:03,619 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 07:31:03,624 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 07:31:04,010 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L11678: havoc #t~ret862.base, #t~ret862.offset; [2025-02-06 07:31:04,015 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-02-06 07:31:04,155 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6537: call ULTIMATE.dealloc(~#descriptor~6#1.base, ~#descriptor~6#1.offset);havoc ~#descriptor~6#1.base, ~#descriptor~6#1.offset;call ULTIMATE.dealloc(~#descriptor___0~2#1.base, ~#descriptor___0~2#1.offset);havoc ~#descriptor___0~2#1.base, ~#descriptor___0~2#1.offset; [2025-02-06 07:31:04,158 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L11694: havoc #t~nondet867; [2025-02-06 07:31:04,239 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L11649: havoc printk_#t~nondet855#1; [2025-02-06 07:31:04,345 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L11623: havoc #t~nondet850; [2025-02-06 07:31:04,560 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10675: havoc #t~mem773.base, #t~mem773.offset;havoc #t~mem774.base, #t~mem774.offset; [2025-02-06 07:31:04,663 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6758: call ULTIMATE.dealloc(~#rxctrl~0#1.base, ~#rxctrl~0#1.offset);havoc ~#rxctrl~0#1.base, ~#rxctrl~0#1.offset; [2025-02-06 07:31:04,663 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L11527: havoc crc32_le_#t~nondet838#1; [2025-02-06 07:31:04,663 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L11520: havoc bitrev32_#t~nondet837#1; [2025-02-06 07:31:04,751 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L11478: havoc #t~nondet831; [2025-02-06 07:31:04,852 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5355: havoc #t~mem57.base, #t~mem57.offset; [2025-02-06 07:31:04,898 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5950: call ULTIMATE.dealloc(~#descriptor~0.base, ~#descriptor~0.offset);havoc ~#descriptor~0.base, ~#descriptor~0.offset; [2025-02-06 07:31:04,961 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6614: call ULTIMATE.dealloc(~#descriptor~7#1.base, ~#descriptor~7#1.offset);havoc ~#descriptor~7#1.base, ~#descriptor~7#1.offset; [2025-02-06 07:31:04,973 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5226: havoc constant_test_bit_#t~mem0#1;havoc constant_test_bit_#t~bitwise1#1; [2025-02-06 07:31:04,984 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L11698: havoc #t~nondet868; [2025-02-06 07:31:04,987 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L11558: havoc #t~nondet842; [2025-02-06 07:31:05,002 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L11531: havoc #t~nondet839; [2025-02-06 07:31:05,006 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5415: havoc #t~mem69.base, #t~mem69.offset; [2025-02-06 07:31:05,009 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L11627: havoc #t~nondet851; [2025-02-06 07:31:05,024 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L11562: havoc #t~nondet843; [2025-02-06 07:31:05,029 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L11507: havoc #t~nondet835; [2025-02-06 07:31:05,045 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L11661: havoc #t~nondet858; [2025-02-06 07:31:05,068 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L7148: havoc #t~mem476;havoc #t~bitwise477; [2025-02-06 07:31:05,247 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5854: havoc #t~mem186;call ULTIMATE.dealloc(~#rxb~0.base, ~#rxb~0.offset);havoc ~#rxb~0.base, ~#rxb~0.offset; [2025-02-06 07:31:05,253 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L11619: havoc mii_nway_restart_#t~nondet849#1; [2025-02-06 07:31:05,355 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5866: havoc #t~mem190;call ULTIMATE.dealloc(~#rx~0.base, ~#rx~0.offset);havoc ~#rx~0.base, ~#rx~0.offset; [2025-02-06 07:31:05,377 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5590: havoc is_multicast_ether_addr_#t~mem113#1; [2025-02-06 07:31:05,377 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5584: havoc is_zero_ether_addr_#t~mem110#1;havoc is_zero_ether_addr_#t~mem111#1;havoc is_zero_ether_addr_#t~bitwise112#1; [2025-02-06 07:31:05,810 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L9532-1: ldv_register_netdev_#res#1 := ldv_register_netdev_~arg0#1; [2025-02-06 07:31:05,810 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10556-1: ldv_alloc_etherdev_mqs_44_#res#1.base, ldv_alloc_etherdev_mqs_44_#res#1.offset := ldv_alloc_etherdev_mqs_44_~ldv_func_res~0#1.base, ldv_alloc_etherdev_mqs_44_~ldv_func_res~0#1.offset; [2025-02-06 07:31:05,810 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5371: call ULTIMATE.dealloc(skb_queue_head_init_~#__key~0#1.base, skb_queue_head_init_~#__key~0#1.offset);havoc skb_queue_head_init_~#__key~0#1.base, skb_queue_head_init_~#__key~0#1.offset; [2025-02-06 07:31:05,810 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L11631: havoc netdev_warn_#t~nondet852#1; [2025-02-06 07:31:05,810 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L11516: havoc alloc_etherdev_mqs_#t~ret836#1.base, alloc_etherdev_mqs_#t~ret836#1.offset; [2025-02-06 07:31:05,810 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5554: havoc netif_msg_init_#t~bitwise85#1; [2025-02-06 07:31:05,810 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L11665: havoc regulator_enable_#t~nondet859#1; [2025-02-06 07:31:05,810 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10592-1: ldv_register_netdev_46_#res#1 := ldv_register_netdev_46_~ldv_func_res~2#1; [2025-02-06 07:31:05,810 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10577-1: ldv_request_threaded_irq_45_#res#1 := ldv_request_threaded_irq_45_~ldv_func_res~1#1; [2025-02-06 07:31:05,810 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L7836-1: ldv_alloc_etherdev_mqs_#res#1.base, ldv_alloc_etherdev_mqs_#res#1.offset := ldv_alloc_etherdev_mqs_~arg0#1.base, ldv_alloc_etherdev_mqs_~arg0#1.offset; [2025-02-06 07:31:05,810 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L11668: havoc regulator_get_optional_#t~ret860#1.base, regulator_get_optional_#t~ret860#1.offset; [2025-02-06 07:31:05,810 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L7839-1: ldv_alloc_etherdev_mqs_#res#1.base, ldv_alloc_etherdev_mqs_#res#1.offset := ldv_alloc_etherdev_mqs_~arg0#1.base, ldv_alloc_etherdev_mqs_~arg0#1.offset; [2025-02-06 07:31:05,810 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L7344: call ULTIMATE.dealloc(~#__key~1#1.base, ~#__key~1#1.offset);havoc ~#__key~1#1.base, ~#__key~1#1.offset;call ULTIMATE.dealloc(~#__key___0~0#1.base, ~#__key___0~0#1.offset);havoc ~#__key___0~0#1.base, ~#__key___0~0#1.offset;call ULTIMATE.dealloc(~#__key___1~0#1.base, ~#__key___1~0#1.offset);havoc ~#__key___1~0#1.base, ~#__key___1~0#1.offset;call ULTIMATE.dealloc(~#__constr_expr_0~0#1.base, ~#__constr_expr_0~0#1.offset);havoc ~#__constr_expr_0~0#1.base, ~#__constr_expr_0~0#1.offset;call ULTIMATE.dealloc(~#__key___2~0#1.base, ~#__key___2~0#1.offset);havoc ~#__key___2~0#1.base, ~#__key___2~0#1.offset;call ULTIMATE.dealloc(~#__constr_expr_1~0#1.base, ~#__constr_expr_1~0#1.offset);havoc ~#__constr_expr_1~0#1.base, ~#__constr_expr_1~0#1.offset; [2025-02-06 07:31:05,811 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L7841-1: ldv_alloc_etherdev_mqs_#res#1.base, ldv_alloc_etherdev_mqs_#res#1.offset := ldv_alloc_etherdev_mqs_~arg0#1.base, ldv_alloc_etherdev_mqs_~arg0#1.offset; [2025-02-06 07:31:05,811 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L11657: havoc register_netdev_#t~nondet857#1; [2025-02-06 07:31:05,811 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L11591: havoc ldv_pre_register_netdev_#t~nondet845#1; [2025-02-06 07:31:05,811 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L9577-1: ldv_request_threaded_irq_#res#1 := ldv_request_threaded_irq_~arg0#1; [2025-02-06 07:31:05,811 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L11675: havoc request_threaded_irq_#t~nondet861#1; [2025-02-06 07:31:05,811 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L9531-1: ldv_register_netdev_#res#1 := ldv_register_netdev_~arg0#1; [2025-02-06 07:31:06,073 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6418: call ULTIMATE.dealloc(ks8851_wrpkt_~#descriptor~5#1.base, ks8851_wrpkt_~#descriptor~5#1.offset);havoc ks8851_wrpkt_~#descriptor~5#1.base, ks8851_wrpkt_~#descriptor~5#1.offset; [2025-02-06 07:31:06,214 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L11653: havoc queue_work_on_#t~nondet856#1; [2025-02-06 07:31:06,278 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5759: call ULTIMATE.dealloc(ks8851_wrreg8_~#txb~1#1.base, ks8851_wrreg8_~#txb~1#1.offset);havoc ks8851_wrreg8_~#txb~1#1.base, ks8851_wrreg8_~#txb~1#1.offset; [2025-02-06 07:31:06,325 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5733: call ULTIMATE.dealloc(~#txb~0.base, ~#txb~0.offset);havoc ~#txb~0.base, ~#txb~0.offset; [2025-02-06 07:31:14,937 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5325: havoc kobject_name_#t~mem44#1.base, kobject_name_#t~mem44#1.offset; [2025-02-06 07:31:14,937 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint main_returnLabel#1: #t~ret870#1 := main_#res#1;havoc main_#t~ret603#1, main_~tmp~55#1;assume { :end_inline_main } true; [2025-02-06 07:31:14,937 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5334: havoc dev_name_#t~mem47#1.base, dev_name_#t~mem47#1.offset; [2025-02-06 07:31:14,937 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L11554: havoc eth_type_trans_#t~nondet841#1; [2025-02-06 07:31:14,937 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6139: call ULTIMATE.dealloc(ks8851_dbg_dumpkkt_~#descriptor~2#1.base, ks8851_dbg_dumpkkt_~#descriptor~2#1.offset);havoc ks8851_dbg_dumpkkt_~#descriptor~2#1.base, ks8851_dbg_dumpkkt_~#descriptor~2#1.offset; [2025-02-06 07:31:14,937 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L11690: havoc spi_register_driver_#t~nondet866#1; [2025-02-06 07:31:14,937 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6276: call ULTIMATE.dealloc(ks8851_irq_~#descriptor~4#1.base, ks8851_irq_~#descriptor~4#1.offset);havoc ks8851_irq_~#descriptor~4#1.base, ks8851_irq_~#descriptor~4#1.offset;call ULTIMATE.dealloc(ks8851_irq_~#descriptor___0~1#1.base, ks8851_irq_~#descriptor___0~1#1.offset);havoc ks8851_irq_~#descriptor___0~1#1.base, ks8851_irq_~#descriptor___0~1#1.offset; [2025-02-06 07:31:14,937 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5220-1: test_and_clear_bit_#res#1 := 1; [2025-02-06 07:31:14,942 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5890: havoc ks8851_rdreg32_#t~mem195#1;call ULTIMATE.dealloc(ks8851_rdreg32_~#rx~1#1.base, ks8851_rdreg32_~#rx~1#1.offset);havoc ks8851_rdreg32_~#rx~1#1.base, ks8851_rdreg32_~#rx~1#1.offset; [2025-02-06 07:31:14,942 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6090: call ULTIMATE.dealloc(ks8851_rdfifo_~#txb~3#1.base, ks8851_rdfifo_~#txb~3#1.offset);havoc ks8851_rdfifo_~#txb~3#1.base, ks8851_rdfifo_~#txb~3#1.offset;call ULTIMATE.dealloc(ks8851_rdfifo_~#descriptor~1#1.base, ks8851_rdfifo_~#descriptor~1#1.offset);havoc ks8851_rdfifo_~#descriptor~1#1.base, ks8851_rdfifo_~#descriptor~1#1.offset; [2025-02-06 07:31:14,942 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L11641: havoc netif_rx_ni_#t~nondet853#1; [2025-02-06 07:31:14,942 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L11645: havoc netpoll_trap_#t~nondet854#1; [2025-02-06 07:31:14,942 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L9864-1: ldv_spi_register_driver_#res#1 := ldv_spi_register_driver_~arg0#1; [2025-02-06 07:31:14,942 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10657-1: ldv_spi_register_driver_52_#res#1 := ldv_spi_register_driver_52_~ldv_func_res~3#1; [2025-02-06 07:31:14,942 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-02-06 07:31:14,942 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6172: call ULTIMATE.dealloc(ks8851_rx_pkts_~#descriptor~3#1.base, ks8851_rx_pkts_~#descriptor~3#1.offset);havoc ks8851_rx_pkts_~#descriptor~3#1.base, ks8851_rx_pkts_~#descriptor~3#1.offset;call ULTIMATE.dealloc(ks8851_rx_pkts_~#descriptor___0~0#1.base, ks8851_rx_pkts_~#descriptor___0~0#1.offset);havoc ks8851_rx_pkts_~#descriptor___0~0#1.base, ks8851_rx_pkts_~#descriptor___0~0#1.offset; [2025-02-06 07:31:15,705 INFO L? ?]: Removed 2055 outVars from TransFormulas that were not future-live. [2025-02-06 07:31:15,705 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 07:31:15,868 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 07:31:15,868 INFO L337 CfgBuilder]: Removed 1 assume(true) statements. [2025-02-06 07:31:15,869 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 07:31:15 BoogieIcfgContainer [2025-02-06 07:31:15,869 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 07:31:15,871 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-06 07:31:15,871 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-06 07:31:15,876 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-06 07:31:15,877 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.02 07:30:58" (1/3) ... [2025-02-06 07:31:15,879 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63879f29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 07:31:15, skipping insertion in model container [2025-02-06 07:31:15,879 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:31:01" (2/3) ... [2025-02-06 07:31:15,879 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63879f29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 07:31:15, skipping insertion in model container [2025-02-06 07:31:15,879 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 07:31:15" (3/3) ... [2025-02-06 07:31:15,881 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i [2025-02-06 07:31:15,896 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-06 07:31:15,900 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i that has 110 procedures, 1941 locations, 1 initial locations, 42 loop locations, and 3 error locations. [2025-02-06 07:31:16,002 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 07:31:16,012 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;@45b65727, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 07:31:16,012 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2025-02-06 07:31:16,022 INFO L276 IsEmpty]: Start isEmpty. Operand has 1822 states, 1343 states have (on average 1.3291139240506329) internal successors, (1785), 1358 states have internal predecessors, (1785), 394 states have call successors, (394), 83 states have call predecessors, (394), 82 states have return successors, (385), 384 states have call predecessors, (385), 385 states have call successors, (385) [2025-02-06 07:31:16,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2025-02-06 07:31:16,042 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 07:31:16,042 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 07:31:16,043 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-02-06 07:31:16,047 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 07:31:16,047 INFO L85 PathProgramCache]: Analyzing trace with hash 1529126377, now seen corresponding path program 1 times [2025-02-06 07:31:16,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 07:31:16,054 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114066143] [2025-02-06 07:31:16,054 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 07:31:16,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 07:31:18,729 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 215 statements into 1 equivalence classes. [2025-02-06 07:31:19,059 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 215 of 215 statements. [2025-02-06 07:31:19,060 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 07:31:19,060 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 07:31:19,878 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1275 trivial. 0 not checked. [2025-02-06 07:31:19,878 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 07:31:19,879 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1114066143] [2025-02-06 07:31:19,880 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1114066143] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 07:31:19,880 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 07:31:19,880 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 07:31:19,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710396026] [2025-02-06 07:31:19,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 07:31:19,885 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 07:31:19,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 07:31:19,907 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 07:31:19,907 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 07:31:19,914 INFO L87 Difference]: Start difference. First operand has 1822 states, 1343 states have (on average 1.3291139240506329) internal successors, (1785), 1358 states have internal predecessors, (1785), 394 states have call successors, (394), 83 states have call predecessors, (394), 82 states have return successors, (385), 384 states have call predecessors, (385), 385 states have call successors, (385) Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2025-02-06 07:31:23,978 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-06 07:31:25,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 07:31:25,741 INFO L93 Difference]: Finished difference Result 5092 states and 7407 transitions. [2025-02-06 07:31:25,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 07:31:25,744 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 215 [2025-02-06 07:31:25,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 07:31:25,786 INFO L225 Difference]: With dead ends: 5092 [2025-02-06 07:31:25,787 INFO L226 Difference]: Without dead ends: 3291 [2025-02-06 07:31:25,811 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 07:31:25,813 INFO L435 NwaCegarLoop]: 2462 mSDtfsCounter, 2117 mSDsluCounter, 2393 mSDsCounter, 0 mSdLazyCounter, 174 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2117 SdHoareTripleChecker+Valid, 4855 SdHoareTripleChecker+Invalid, 183 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 174 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2025-02-06 07:31:25,814 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2117 Valid, 4855 Invalid, 183 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 174 Invalid, 1 Unknown, 0 Unchecked, 5.5s Time] [2025-02-06 07:31:25,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3291 states. [2025-02-06 07:31:26,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3291 to 3272. [2025-02-06 07:31:26,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3272 states, 2416 states have (on average 1.3017384105960266) internal successors, (3145), 2442 states have internal predecessors, (3145), 694 states have call successors, (694), 162 states have call predecessors, (694), 159 states have return successors, (732), 679 states have call predecessors, (732), 690 states have call successors, (732) [2025-02-06 07:31:26,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3272 states to 3272 states and 4571 transitions. [2025-02-06 07:31:26,131 INFO L78 Accepts]: Start accepts. Automaton has 3272 states and 4571 transitions. Word has length 215 [2025-02-06 07:31:26,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 07:31:26,134 INFO L471 AbstractCegarLoop]: Abstraction has 3272 states and 4571 transitions. [2025-02-06 07:31:26,134 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2025-02-06 07:31:26,135 INFO L276 IsEmpty]: Start isEmpty. Operand 3272 states and 4571 transitions. [2025-02-06 07:31:26,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2025-02-06 07:31:26,144 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 07:31:26,145 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 07:31:26,145 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-06 07:31:26,145 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-02-06 07:31:26,145 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 07:31:26,146 INFO L85 PathProgramCache]: Analyzing trace with hash 569204865, now seen corresponding path program 1 times [2025-02-06 07:31:26,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 07:31:26,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012463207] [2025-02-06 07:31:26,146 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 07:31:26,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 07:31:28,430 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 217 statements into 1 equivalence classes. [2025-02-06 07:31:28,540 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 217 of 217 statements. [2025-02-06 07:31:28,540 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 07:31:28,540 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 07:31:29,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1275 trivial. 0 not checked. [2025-02-06 07:31:29,054 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 07:31:29,054 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1012463207] [2025-02-06 07:31:29,055 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1012463207] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 07:31:29,055 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 07:31:29,055 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 07:31:29,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966275210] [2025-02-06 07:31:29,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 07:31:29,057 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 07:31:29,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 07:31:29,057 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 07:31:29,057 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 07:31:29,058 INFO L87 Difference]: Start difference. First operand 3272 states and 4571 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2025-02-06 07:31:33,098 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-06 07:31:35,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 07:31:35,091 INFO L93 Difference]: Finished difference Result 9599 states and 13416 transitions. [2025-02-06 07:31:35,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 07:31:35,092 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 217 [2025-02-06 07:31:35,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 07:31:35,149 INFO L225 Difference]: With dead ends: 9599 [2025-02-06 07:31:35,150 INFO L226 Difference]: Without dead ends: 6366 [2025-02-06 07:31:35,173 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 07:31:35,177 INFO L435 NwaCegarLoop]: 2433 mSDtfsCounter, 2351 mSDsluCounter, 2361 mSDsCounter, 0 mSdLazyCounter, 186 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2351 SdHoareTripleChecker+Valid, 4794 SdHoareTripleChecker+Invalid, 196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 186 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2025-02-06 07:31:35,178 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2351 Valid, 4794 Invalid, 196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 186 Invalid, 1 Unknown, 0 Unchecked, 5.7s Time] [2025-02-06 07:31:35,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6366 states. [2025-02-06 07:31:35,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6366 to 6362. [2025-02-06 07:31:35,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6362 states, 4718 states have (on average 1.3033064857990675) internal successors, (6149), 4762 states have internal predecessors, (6149), 1326 states have call successors, (1326), 320 states have call predecessors, (1326), 315 states have return successors, (1406), 1303 states have call predecessors, (1406), 1322 states have call successors, (1406) [2025-02-06 07:31:35,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6362 states to 6362 states and 8881 transitions. [2025-02-06 07:31:35,583 INFO L78 Accepts]: Start accepts. Automaton has 6362 states and 8881 transitions. Word has length 217 [2025-02-06 07:31:35,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 07:31:35,584 INFO L471 AbstractCegarLoop]: Abstraction has 6362 states and 8881 transitions. [2025-02-06 07:31:35,585 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2025-02-06 07:31:35,585 INFO L276 IsEmpty]: Start isEmpty. Operand 6362 states and 8881 transitions. [2025-02-06 07:31:35,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2025-02-06 07:31:35,589 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 07:31:35,590 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 07:31:35,590 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-06 07:31:35,590 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-02-06 07:31:35,591 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 07:31:35,591 INFO L85 PathProgramCache]: Analyzing trace with hash -1834322204, now seen corresponding path program 1 times [2025-02-06 07:31:35,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 07:31:35,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1740837720] [2025-02-06 07:31:35,591 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 07:31:35,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 07:31:37,835 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 219 statements into 1 equivalence classes. [2025-02-06 07:31:37,913 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 219 of 219 statements. [2025-02-06 07:31:37,913 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 07:31:37,914 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 07:31:38,319 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1275 trivial. 0 not checked. [2025-02-06 07:31:38,319 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 07:31:38,319 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1740837720] [2025-02-06 07:31:38,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1740837720] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 07:31:38,321 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 07:31:38,321 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 07:31:38,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950585343] [2025-02-06 07:31:38,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 07:31:38,322 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 07:31:38,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 07:31:38,323 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 07:31:38,323 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 07:31:38,323 INFO L87 Difference]: Start difference. First operand 6362 states and 8881 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2025-02-06 07:31:42,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-06 07:31:44,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 07:31:44,688 INFO L93 Difference]: Finished difference Result 18336 states and 25571 transitions. [2025-02-06 07:31:44,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 07:31:44,689 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 219 [2025-02-06 07:31:44,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 07:31:44,785 INFO L225 Difference]: With dead ends: 18336 [2025-02-06 07:31:44,785 INFO L226 Difference]: Without dead ends: 12013 [2025-02-06 07:31:44,830 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 07:31:44,832 INFO L435 NwaCegarLoop]: 2428 mSDtfsCounter, 2177 mSDsluCounter, 2324 mSDsCounter, 0 mSdLazyCounter, 274 mSolverCounterSat, 31 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2177 SdHoareTripleChecker+Valid, 4752 SdHoareTripleChecker+Invalid, 306 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 274 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2025-02-06 07:31:44,834 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2177 Valid, 4752 Invalid, 306 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 274 Invalid, 1 Unknown, 0 Unchecked, 6.0s Time] [2025-02-06 07:31:44,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12013 states. [2025-02-06 07:31:45,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12013 to 11988. [2025-02-06 07:31:45,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11988 states, 8860 states have (on average 1.2985327313769752) internal successors, (11505), 8954 states have internal predecessors, (11505), 2500 states have call successors, (2500), 634 states have call predecessors, (2500), 625 states have return successors, (2600), 2447 states have call predecessors, (2600), 2496 states have call successors, (2600) [2025-02-06 07:31:45,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11988 states to 11988 states and 16605 transitions. [2025-02-06 07:31:45,478 INFO L78 Accepts]: Start accepts. Automaton has 11988 states and 16605 transitions. Word has length 219 [2025-02-06 07:31:45,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 07:31:45,479 INFO L471 AbstractCegarLoop]: Abstraction has 11988 states and 16605 transitions. [2025-02-06 07:31:45,479 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2025-02-06 07:31:45,480 INFO L276 IsEmpty]: Start isEmpty. Operand 11988 states and 16605 transitions. [2025-02-06 07:31:45,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2025-02-06 07:31:45,485 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 07:31:45,486 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 07:31:45,486 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-06 07:31:45,486 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-02-06 07:31:45,486 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 07:31:45,487 INFO L85 PathProgramCache]: Analyzing trace with hash 1871092521, now seen corresponding path program 1 times [2025-02-06 07:31:45,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 07:31:45,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102972778] [2025-02-06 07:31:45,487 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 07:31:45,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 07:31:47,435 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 220 statements into 1 equivalence classes. [2025-02-06 07:31:47,515 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 220 of 220 statements. [2025-02-06 07:31:47,516 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 07:31:47,516 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 07:31:47,875 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1275 trivial. 0 not checked. [2025-02-06 07:31:47,875 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 07:31:47,875 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102972778] [2025-02-06 07:31:47,875 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1102972778] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 07:31:47,875 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 07:31:47,876 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 07:31:47,876 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446429057] [2025-02-06 07:31:47,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 07:31:47,876 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 07:31:47,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 07:31:47,877 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 07:31:47,877 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 07:31:47,877 INFO L87 Difference]: Start difference. First operand 11988 states and 16605 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2025-02-06 07:31:51,910 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-06 07:31:53,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 07:31:53,802 INFO L93 Difference]: Finished difference Result 28822 states and 39857 transitions. [2025-02-06 07:31:53,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 07:31:53,803 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 220 [2025-02-06 07:31:53,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 07:31:53,948 INFO L225 Difference]: With dead ends: 28822 [2025-02-06 07:31:53,948 INFO L226 Difference]: Without dead ends: 16873 [2025-02-06 07:31:54,011 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 07:31:54,012 INFO L435 NwaCegarLoop]: 2430 mSDtfsCounter, 2301 mSDsluCounter, 2365 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 12 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2301 SdHoareTripleChecker+Valid, 4795 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2025-02-06 07:31:54,012 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2301 Valid, 4795 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 213 Invalid, 1 Unknown, 0 Unchecked, 5.5s Time] [2025-02-06 07:31:54,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16873 states. [2025-02-06 07:31:55,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16873 to 16848. [2025-02-06 07:31:55,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16848 states, 12394 states have (on average 1.29118928513797) internal successors, (16003), 12544 states have internal predecessors, (16003), 3528 states have call successors, (3528), 936 states have call predecessors, (3528), 923 states have return successors, (3672), 3435 states have call predecessors, (3672), 3524 states have call successors, (3672) [2025-02-06 07:31:55,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16848 states to 16848 states and 23203 transitions. [2025-02-06 07:31:55,416 INFO L78 Accepts]: Start accepts. Automaton has 16848 states and 23203 transitions. Word has length 220 [2025-02-06 07:31:55,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 07:31:55,417 INFO L471 AbstractCegarLoop]: Abstraction has 16848 states and 23203 transitions. [2025-02-06 07:31:55,418 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2025-02-06 07:31:55,419 INFO L276 IsEmpty]: Start isEmpty. Operand 16848 states and 23203 transitions. [2025-02-06 07:31:55,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2025-02-06 07:31:55,428 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 07:31:55,428 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 17, 17, 17, 17, 17, 17, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 07:31:55,429 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-02-06 07:31:55,430 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-02-06 07:31:55,430 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 07:31:55,431 INFO L85 PathProgramCache]: Analyzing trace with hash -1003508386, now seen corresponding path program 1 times [2025-02-06 07:31:55,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 07:31:55,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822744849] [2025-02-06 07:31:55,431 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 07:31:55,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 07:31:57,661 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 244 statements into 1 equivalence classes. [2025-02-06 07:31:57,747 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 244 of 244 statements. [2025-02-06 07:31:57,747 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 07:31:57,747 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 07:31:58,164 INFO L134 CoverageAnalysis]: Checked inductivity of 1336 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1329 trivial. 0 not checked. [2025-02-06 07:31:58,164 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 07:31:58,164 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1822744849] [2025-02-06 07:31:58,164 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1822744849] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 07:31:58,164 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 07:31:58,164 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 07:31:58,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [261623170] [2025-02-06 07:31:58,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 07:31:58,165 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 07:31:58,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 07:31:58,166 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 07:31:58,166 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 07:31:58,166 INFO L87 Difference]: Start difference. First operand 16848 states and 23203 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2025-02-06 07:32:02,231 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-06 07:32:04,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 07:32:04,145 INFO L93 Difference]: Finished difference Result 41462 states and 57033 transitions. [2025-02-06 07:32:04,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 07:32:04,146 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 244 [2025-02-06 07:32:04,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 07:32:04,309 INFO L225 Difference]: With dead ends: 41462 [2025-02-06 07:32:04,309 INFO L226 Difference]: Without dead ends: 24653 [2025-02-06 07:32:04,399 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 07:32:04,401 INFO L435 NwaCegarLoop]: 2720 mSDtfsCounter, 2326 mSDsluCounter, 2373 mSDsCounter, 0 mSdLazyCounter, 204 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2326 SdHoareTripleChecker+Valid, 5093 SdHoareTripleChecker+Invalid, 218 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 204 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2025-02-06 07:32:04,401 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2326 Valid, 5093 Invalid, 218 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 204 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2025-02-06 07:32:04,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24653 states. [2025-02-06 07:32:05,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24653 to 24620. [2025-02-06 07:32:05,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24620 states, 18144 states have (on average 1.2875330687830688) internal successors, (23361), 18388 states have internal predecessors, (23361), 5106 states have call successors, (5106), 1386 states have call predecessors, (5106), 1367 states have return successors, (5286), 4947 states have call predecessors, (5286), 5102 states have call successors, (5286) [2025-02-06 07:32:05,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24620 states to 24620 states and 33753 transitions. [2025-02-06 07:32:05,547 INFO L78 Accepts]: Start accepts. Automaton has 24620 states and 33753 transitions. Word has length 244 [2025-02-06 07:32:05,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 07:32:05,548 INFO L471 AbstractCegarLoop]: Abstraction has 24620 states and 33753 transitions. [2025-02-06 07:32:05,548 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2025-02-06 07:32:05,548 INFO L276 IsEmpty]: Start isEmpty. Operand 24620 states and 33753 transitions. [2025-02-06 07:32:05,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2025-02-06 07:32:05,552 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 07:32:05,552 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 17, 17, 17, 17, 17, 17, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 07:32:05,552 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-02-06 07:32:05,553 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-02-06 07:32:05,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 07:32:05,553 INFO L85 PathProgramCache]: Analyzing trace with hash -1144309974, now seen corresponding path program 1 times [2025-02-06 07:32:05,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 07:32:05,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751967566] [2025-02-06 07:32:05,553 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 07:32:05,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 07:32:07,442 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 261 statements into 1 equivalence classes. [2025-02-06 07:32:07,519 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 261 of 261 statements. [2025-02-06 07:32:07,519 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 07:32:07,519 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 07:32:07,897 INFO L134 CoverageAnalysis]: Checked inductivity of 1278 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1278 trivial. 0 not checked. [2025-02-06 07:32:07,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 07:32:07,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1751967566] [2025-02-06 07:32:07,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1751967566] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 07:32:07,899 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 07:32:07,899 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 07:32:07,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55199542] [2025-02-06 07:32:07,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 07:32:07,900 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 07:32:07,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 07:32:07,901 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 07:32:07,902 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 07:32:07,902 INFO L87 Difference]: Start difference. First operand 24620 states and 33753 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26)