./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 e2fb8bed Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash adad89b7f673beaaf8bb114b70e1447440d8d3333aba6712cecf0b1e8decf472 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 20:14:37,901 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 20:14:37,951 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-08 20:14:37,955 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 20:14:37,955 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 20:14:37,980 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 20:14:37,981 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 20:14:37,981 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 20:14:37,981 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 20:14:37,982 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 20:14:37,982 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 20:14:37,982 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 20:14:37,983 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 20:14:37,983 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 20:14:37,983 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 20:14:37,983 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 20:14:37,984 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 20:14:37,984 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 20:14:37,984 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 20:14:37,984 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 20:14:37,984 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 20:14:37,984 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 20:14:37,984 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 20:14:37,984 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 20:14:37,984 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 20:14:37,984 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 20:14:37,984 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 20:14:37,984 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 20:14:37,985 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 20:14:37,985 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 20:14:37,985 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 20:14:37,985 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 20:14:37,985 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 20:14:37,985 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 20:14:37,985 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 20:14:37,985 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 20:14:37,985 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 20:14:37,986 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 20:14:37,986 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 20:14:37,986 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 20:14:37,986 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/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 [2025-03-08 20:14:38,208 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 20:14:38,213 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 20:14:38,215 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 20:14:38,216 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 20:14:38,216 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 20:14:38,217 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i [2025-03-08 20:14:39,352 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b338c40b/abede0ddcdc447998d36731d0bf9b54f/FLAG01aeebfd6 [2025-03-08 20:14:39,889 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 20:14:39,890 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i [2025-03-08 20:14:39,934 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b338c40b/abede0ddcdc447998d36731d0bf9b54f/FLAG01aeebfd6 [2025-03-08 20:14:40,418 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b338c40b/abede0ddcdc447998d36731d0bf9b54f [2025-03-08 20:14:40,420 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 20:14:40,421 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 20:14:40,422 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 20:14:40,422 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 20:14:40,425 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 20:14:40,425 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 08:14:40" (1/1) ... [2025-03-08 20:14:40,426 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6446c6c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:14:40, skipping insertion in model container [2025-03-08 20:14:40,426 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 08:14:40" (1/1) ... [2025-03-08 20:14:40,504 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 20:14:42,366 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[295786,295799] [2025-03-08 20:14:42,372 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[295952,295965] [2025-03-08 20:14:42,373 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[296116,296129] [2025-03-08 20:14:42,373 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[296281,296294] [2025-03-08 20:14:42,399 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 20:14:42,419 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 20:14:42,524 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] [2025-03-08 20:14:42,526 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] [2025-03-08 20:14:42,527 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5218] [2025-03-08 20:14:42,713 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[295786,295799] [2025-03-08 20:14:42,715 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[295952,295965] [2025-03-08 20:14:42,715 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[296116,296129] [2025-03-08 20:14:42,715 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[296281,296294] [2025-03-08 20:14:42,722 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 20:14:42,846 INFO L204 MainTranslator]: Completed translation [2025-03-08 20:14:42,847 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:14:42 WrapperNode [2025-03-08 20:14:42,847 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 20:14:42,848 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 20:14:42,848 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 20:14:42,848 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 20:14:42,852 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:14:42" (1/1) ... [2025-03-08 20:14:42,922 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:14:42" (1/1) ... [2025-03-08 20:14:43,077 INFO L138 Inliner]: procedures = 395, calls = 1651, calls flagged for inlining = 231, calls inlined = 193, statements flattened = 4561 [2025-03-08 20:14:43,078 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 20:14:43,080 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 20:14:43,080 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 20:14:43,080 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 20:14:43,086 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:14:42" (1/1) ... [2025-03-08 20:14:43,087 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:14:42" (1/1) ... [2025-03-08 20:14:43,111 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:14:42" (1/1) ... [2025-03-08 20:14:43,714 INFO L175 MemorySlicer]: Split 676 memory accesses to 14 slices as follows [424, 4, 3, 77, 1, 25, 2, 2, 7, 40, 4, 77, 2, 8]. 63 percent of accesses are in the largest equivalence class. The 125 initializations are split as follows [19, 4, 3, 77, 1, 0, 2, 0, 7, 0, 4, 0, 0, 8]. The 329 writes are split as follows [238, 0, 0, 0, 0, 23, 0, 1, 0, 0, 0, 66, 1, 0]. [2025-03-08 20:14:43,714 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:14:42" (1/1) ... [2025-03-08 20:14:43,715 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:14:42" (1/1) ... [2025-03-08 20:14:43,792 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:14:42" (1/1) ... [2025-03-08 20:14:43,802 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:14:42" (1/1) ... [2025-03-08 20:14:43,823 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:14:42" (1/1) ... [2025-03-08 20:14:43,841 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:14:42" (1/1) ... [2025-03-08 20:14:43,880 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 20:14:43,882 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 20:14:43,882 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 20:14:43,882 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 20:14:43,883 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:14:42" (1/1) ... [2025-03-08 20:14:43,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 20:14:43,899 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 20:14:43,912 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-08 20:14:43,914 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-08 20:14:43,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-03-08 20:14:43,934 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-03-08 20:14:43,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-03-08 20:14:43,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-03-08 20:14:43,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_ks8851_driver_exit_14_2 [2025-03-08 20:14:43,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_ks8851_driver_exit_14_2 [2025-03-08 20:14:43,934 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2025-03-08 20:14:43,934 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2025-03-08 20:14:43,934 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_resume [2025-03-08 20:14:43,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_resume [2025-03-08 20:14:43,935 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2025-03-08 20:14:43,935 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2025-03-08 20:14:43,935 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2025-03-08 20:14:43,935 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2025-03-08 20:14:43,935 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2025-03-08 20:14:43,935 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2025-03-08 20:14:43,935 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2025-03-08 20:14:43,936 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2025-03-08 20:14:43,936 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_net_stop [2025-03-08 20:14:43,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_net_stop [2025-03-08 20:14:43,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2025-03-08 20:14:43,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2025-03-08 20:14:43,936 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2025-03-08 20:14:43,936 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2025-03-08 20:14:43,936 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2025-03-08 20:14:43,936 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2025-03-08 20:14:43,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2025-03-08 20:14:43,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2025-03-08 20:14:43,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2025-03-08 20:14:43,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2025-03-08 20:14:43,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-08 20:14:43,937 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_add_tail [2025-03-08 20:14:43,937 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_add_tail [2025-03-08 20:14:43,937 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-03-08 20:14:43,937 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-03-08 20:14:43,937 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2025-03-08 20:14:43,937 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2025-03-08 20:14:43,937 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2025-03-08 20:14:43,937 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2025-03-08 20:14:43,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-03-08 20:14:43,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-03-08 20:14:43,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-03-08 20:14:43,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-03-08 20:14:43,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-03-08 20:14:43,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-03-08 20:14:43,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-03-08 20:14:43,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-03-08 20:14:43,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-03-08 20:14:43,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-03-08 20:14:43,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-03-08 20:14:43,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-03-08 20:14:43,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-03-08 20:14:43,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2025-03-08 20:14:43,937 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2025-03-08 20:14:43,937 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2025-03-08 20:14:43,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-08 20:14:43,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-08 20:14:43,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-08 20:14:43,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-08 20:14:43,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-08 20:14:43,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-08 20:14:43,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-08 20:14:43,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-08 20:14:43,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-08 20:14:43,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-03-08 20:14:43,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-03-08 20:14:43,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-03-08 20:14:43,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-03-08 20:14:43,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-03-08 20:14:43,938 INFO L130 BoogieDeclarations]: Found specification of procedure flush_work [2025-03-08 20:14:43,938 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_work [2025-03-08 20:14:43,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2025-03-08 20:14:43,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2025-03-08 20:14:43,938 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2025-03-08 20:14:43,938 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2025-03-08 20:14:43,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-08 20:14:43,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-08 20:14:43,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-08 20:14:43,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-08 20:14:43,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-08 20:14:43,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-08 20:14:43,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-08 20:14:43,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-08 20:14:43,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-08 20:14:43,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-08 20:14:43,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-08 20:14:43,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-03-08 20:14:43,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-03-08 20:14:43,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-03-08 20:14:43,938 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_disable [2025-03-08 20:14:43,939 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_disable [2025-03-08 20:14:43,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-03-08 20:14:43,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-03-08 20:14:43,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-03-08 20:14:43,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-03-08 20:14:43,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-03-08 20:14:43,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-03-08 20:14:43,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2025-03-08 20:14:43,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2025-03-08 20:14:43,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2025-03-08 20:14:43,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2025-03-08 20:14:43,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2025-03-08 20:14:43,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2025-03-08 20:14:43,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2025-03-08 20:14:43,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2025-03-08 20:14:43,943 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-03-08 20:14:43,943 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-03-08 20:14:43,944 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-03-08 20:14:43,944 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-03-08 20:14:43,944 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-03-08 20:14:43,944 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-03-08 20:14:43,944 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2025-03-08 20:14:43,944 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2025-03-08 20:14:43,944 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2025-03-08 20:14:43,944 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2025-03-08 20:14:43,944 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2025-03-08 20:14:43,944 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2025-03-08 20:14:43,944 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2025-03-08 20:14:43,944 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2025-03-08 20:14:43,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2025-03-08 20:14:43,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2025-03-08 20:14:43,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_ks8851_net [2025-03-08 20:14:43,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_ks8851_net [2025-03-08 20:14:43,944 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rdreg8 [2025-03-08 20:14:43,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rdreg8 [2025-03-08 20:14:43,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-08 20:14:43,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2025-03-08 20:14:43,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2025-03-08 20:14:43,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2025-03-08 20:14:43,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2025-03-08 20:14:43,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2025-03-08 20:14:43,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2025-03-08 20:14:43,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2025-03-08 20:14:43,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2025-03-08 20:14:43,944 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rdreg16 [2025-03-08 20:14:43,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rdreg16 [2025-03-08 20:14:43,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 20:14:43,944 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2025-03-08 20:14:43,944 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2025-03-08 20:14:43,944 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_probe [2025-03-08 20:14:43,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_probe [2025-03-08 20:14:43,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2025-03-08 20:14:43,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2025-03-08 20:14:43,944 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-03-08 20:14:43,944 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-03-08 20:14:43,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-08 20:14:43,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-08 20:14:43,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-08 20:14:43,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-08 20:14:43,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-08 20:14:43,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-08 20:14:43,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-08 20:14:43,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-08 20:14:43,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-08 20:14:43,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-03-08 20:14:43,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-03-08 20:14:43,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-03-08 20:14:43,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-03-08 20:14:43,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-03-08 20:14:43,945 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-03-08 20:14:43,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-03-08 20:14:43,945 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2025-03-08 20:14:43,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2025-03-08 20:14:43,945 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_put [2025-03-08 20:14:43,945 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_put [2025-03-08 20:14:43,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_ks8851_net [2025-03-08 20:14:43,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_ks8851_net [2025-03-08 20:14:43,945 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2025-03-08 20:14:43,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2025-03-08 20:14:43,945 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-03-08 20:14:43,945 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-03-08 20:14:43,945 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_write_mac_addr [2025-03-08 20:14:43,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_write_mac_addr [2025-03-08 20:14:43,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2025-03-08 20:14:43,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2025-03-08 20:14:43,947 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_suspend [2025-03-08 20:14:43,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_suspend [2025-03-08 20:14:43,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 20:14:43,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 20:14:43,947 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2025-03-08 20:14:43,947 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2025-03-08 20:14:43,947 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2025-03-08 20:14:43,948 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2025-03-08 20:14:43,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-03-08 20:14:43,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-03-08 20:14:43,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-03-08 20:14:43,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-03-08 20:14:43,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-03-08 20:14:43,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-03-08 20:14:43,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-03-08 20:14:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-03-08 20:14:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-03-08 20:14:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-03-08 20:14:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-03-08 20:14:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-03-08 20:14:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-03-08 20:14:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2025-03-08 20:14:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-08 20:14:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-08 20:14:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-08 20:14:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-08 20:14:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-08 20:14:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-08 20:14:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-08 20:14:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-08 20:14:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-03-08 20:14:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-03-08 20:14:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-03-08 20:14:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-03-08 20:14:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-03-08 20:14:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-03-08 20:14:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-03-08 20:14:43,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-03-08 20:14:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_net_open [2025-03-08 20:14:43,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_net_open [2025-03-08 20:14:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure spi_sync [2025-03-08 20:14:43,949 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_sync [2025-03-08 20:14:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-03-08 20:14:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-03-08 20:14:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-03-08 20:14:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-03-08 20:14:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-03-08 20:14:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-03-08 20:14:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-03-08 20:14:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-03-08 20:14:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2025-03-08 20:14:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2025-03-08 20:14:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2025-03-08 20:14:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2025-03-08 20:14:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2025-03-08 20:14:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2025-03-08 20:14:43,950 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-03-08 20:14:43,950 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-03-08 20:14:43,950 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-03-08 20:14:43,950 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-03-08 20:14:43,950 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-03-08 20:14:43,950 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-03-08 20:14:43,950 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-03-08 20:14:43,950 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-03-08 20:14:43,950 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2025-03-08 20:14:43,950 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2025-03-08 20:14:43,950 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2025-03-08 20:14:43,950 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2025-03-08 20:14:43,950 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2025-03-08 20:14:43,950 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2025-03-08 20:14:43,950 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2025-03-08 20:14:43,950 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2025-03-08 20:14:43,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2025-03-08 20:14:43,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2025-03-08 20:14:43,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2025-03-08 20:14:43,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2025-03-08 20:14:43,950 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_set_rx_mode [2025-03-08 20:14:43,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_set_rx_mode [2025-03-08 20:14:43,952 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2025-03-08 20:14:43,952 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2025-03-08 20:14:43,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-08 20:14:43,952 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2025-03-08 20:14:43,952 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2025-03-08 20:14:43,952 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_set_powermode [2025-03-08 20:14:43,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_set_powermode [2025-03-08 20:14:43,952 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2025-03-08 20:14:43,952 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2025-03-08 20:14:43,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-08 20:14:43,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-08 20:14:43,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-08 20:14:43,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-08 20:14:43,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-08 20:14:43,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-08 20:14:43,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-08 20:14:43,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-08 20:14:43,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-08 20:14:43,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-03-08 20:14:43,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-03-08 20:14:43,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-03-08 20:14:43,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-03-08 20:14:43,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-03-08 20:14:43,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2025-03-08 20:14:43,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2025-03-08 20:14:43,954 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2025-03-08 20:14:43,954 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2025-03-08 20:14:43,954 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2025-03-08 20:14:43,954 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2025-03-08 20:14:43,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2025-03-08 20:14:43,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2025-03-08 20:14:43,954 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2025-03-08 20:14:43,954 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2025-03-08 20:14:43,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2025-03-08 20:14:43,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2025-03-08 20:14:43,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2025-03-08 20:14:43,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2025-03-08 20:14:43,954 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2025-03-08 20:14:43,954 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2025-03-08 20:14:43,954 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2025-03-08 20:14:43,954 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2025-03-08 20:14:43,954 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rx_1msg [2025-03-08 20:14:43,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rx_1msg [2025-03-08 20:14:43,954 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_get_eeprom_len [2025-03-08 20:14:43,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_get_eeprom_len [2025-03-08 20:14:43,954 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_soft_reset [2025-03-08 20:14:43,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_soft_reset [2025-03-08 20:14:43,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2025-03-08 20:14:43,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2025-03-08 20:14:43,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-08 20:14:43,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-08 20:14:43,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-08 20:14:43,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-08 20:14:43,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-08 20:14:43,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-08 20:14:43,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-08 20:14:43,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-08 20:14:43,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-08 20:14:43,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-08 20:14:43,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-08 20:14:43,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-03-08 20:14:43,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-03-08 20:14:43,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-03-08 20:14:43,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-03-08 20:14:43,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-03-08 20:14:43,955 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rdreg [2025-03-08 20:14:43,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rdreg [2025-03-08 20:14:43,955 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_nway_reset [2025-03-08 20:14:43,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_nway_reset [2025-03-08 20:14:43,955 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_init [2025-03-08 20:14:43,955 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_init [2025-03-08 20:14:43,955 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_remove [2025-03-08 20:14:43,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_remove [2025-03-08 20:14:43,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2025-03-08 20:14:43,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2025-03-08 20:14:43,955 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2025-03-08 20:14:43,955 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2025-03-08 20:14:43,955 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_wrreg16 [2025-03-08 20:14:43,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_wrreg16 [2025-03-08 20:14:43,955 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2025-03-08 20:14:43,955 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2025-03-08 20:14:43,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 20:14:43,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-08 20:14:43,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-08 20:14:43,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-08 20:14:43,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-08 20:14:43,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-08 20:14:43,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-08 20:14:43,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-08 20:14:43,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-08 20:14:43,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-08 20:14:43,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-08 20:14:43,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-03-08 20:14:43,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-03-08 20:14:43,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-03-08 20:14:43,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2025-03-08 20:14:43,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2025-03-08 20:14:44,602 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 20:14:44,605 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 20:14:44,845 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11678: havoc #t~ret862.base, #t~ret862.offset; [2025-03-08 20:14:44,848 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-03-08 20:14:44,971 INFO L1307 $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; [2025-03-08 20:14:44,975 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11694: havoc #t~nondet867; [2025-03-08 20:14:45,046 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11649: havoc printk_#t~nondet855#1; [2025-03-08 20:14:45,112 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11623: havoc #t~nondet850; [2025-03-08 20:14:45,261 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10675: havoc #t~mem773.base, #t~mem773.offset;havoc #t~mem774.base, #t~mem774.offset; [2025-03-08 20:14:45,334 INFO L1307 $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; [2025-03-08 20:14:45,335 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11527: havoc crc32_le_#t~nondet838#1; [2025-03-08 20:14:45,335 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11520: havoc bitrev32_#t~nondet837#1; [2025-03-08 20:14:45,415 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11478: havoc #t~nondet831; [2025-03-08 20:14:45,490 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5355: havoc #t~mem57.base, #t~mem57.offset; [2025-03-08 20:14:45,532 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5950: call ULTIMATE.dealloc(~#descriptor~0.base, ~#descriptor~0.offset);havoc ~#descriptor~0.base, ~#descriptor~0.offset; [2025-03-08 20:14:45,601 INFO L1307 $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; [2025-03-08 20:14:45,613 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5226: havoc constant_test_bit_#t~mem0#1;havoc constant_test_bit_#t~bitwise1#1; [2025-03-08 20:14:45,624 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11698: havoc #t~nondet868; [2025-03-08 20:14:45,626 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11558: havoc #t~nondet842; [2025-03-08 20:14:45,642 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11531: havoc #t~nondet839; [2025-03-08 20:14:45,647 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5415: havoc #t~mem69.base, #t~mem69.offset; [2025-03-08 20:14:45,650 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11627: havoc #t~nondet851; [2025-03-08 20:14:45,664 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11562: havoc #t~nondet843; [2025-03-08 20:14:45,669 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11507: havoc #t~nondet835; [2025-03-08 20:14:45,683 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11661: havoc #t~nondet858; [2025-03-08 20:14:45,705 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7148: havoc #t~mem476;havoc #t~bitwise477; [2025-03-08 20:14:45,837 INFO L1307 $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; [2025-03-08 20:14:45,842 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11619: havoc mii_nway_restart_#t~nondet849#1; [2025-03-08 20:14:45,922 INFO L1307 $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; [2025-03-08 20:14:45,939 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5590: havoc is_multicast_ether_addr_#t~mem113#1; [2025-03-08 20:14:45,940 INFO L1307 $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; [2025-03-08 20:14:46,392 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9532-1: ldv_register_netdev_#res#1 := ldv_register_netdev_~arg0#1; [2025-03-08 20:14:46,393 INFO L1307 $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; [2025-03-08 20:14:46,393 INFO L1307 $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; [2025-03-08 20:14:46,393 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11631: havoc netdev_warn_#t~nondet852#1; [2025-03-08 20:14:46,393 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11516: havoc alloc_etherdev_mqs_#t~ret836#1.base, alloc_etherdev_mqs_#t~ret836#1.offset; [2025-03-08 20:14:46,393 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5554: havoc netif_msg_init_#t~bitwise85#1; [2025-03-08 20:14:46,393 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11665: havoc regulator_enable_#t~nondet859#1; [2025-03-08 20:14:46,393 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10592-1: ldv_register_netdev_46_#res#1 := ldv_register_netdev_46_~ldv_func_res~2#1; [2025-03-08 20:14:46,393 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10577-1: ldv_request_threaded_irq_45_#res#1 := ldv_request_threaded_irq_45_~ldv_func_res~1#1; [2025-03-08 20:14:46,393 INFO L1307 $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; [2025-03-08 20:14:46,393 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11668: havoc regulator_get_optional_#t~ret860#1.base, regulator_get_optional_#t~ret860#1.offset; [2025-03-08 20:14:46,393 INFO L1307 $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; [2025-03-08 20:14:46,393 INFO L1307 $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; [2025-03-08 20:14:46,393 INFO L1307 $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; [2025-03-08 20:14:46,393 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11657: havoc register_netdev_#t~nondet857#1; [2025-03-08 20:14:46,393 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11591: havoc ldv_pre_register_netdev_#t~nondet845#1; [2025-03-08 20:14:46,393 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9577-1: ldv_request_threaded_irq_#res#1 := ldv_request_threaded_irq_~arg0#1; [2025-03-08 20:14:46,393 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11675: havoc request_threaded_irq_#t~nondet861#1; [2025-03-08 20:14:46,393 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9531-1: ldv_register_netdev_#res#1 := ldv_register_netdev_~arg0#1; [2025-03-08 20:14:46,702 INFO L1307 $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; [2025-03-08 20:14:46,766 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11653: havoc queue_work_on_#t~nondet856#1; [2025-03-08 20:14:46,831 INFO L1307 $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; [2025-03-08 20:14:46,872 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5733: call ULTIMATE.dealloc(~#txb~0.base, ~#txb~0.offset);havoc ~#txb~0.base, ~#txb~0.offset; [2025-03-08 20:14:54,043 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5325: havoc kobject_name_#t~mem44#1.base, kobject_name_#t~mem44#1.offset; [2025-03-08 20:14:54,043 INFO L1307 $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; [2025-03-08 20:14:54,044 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5334: havoc dev_name_#t~mem47#1.base, dev_name_#t~mem47#1.offset; [2025-03-08 20:14:54,044 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11554: havoc eth_type_trans_#t~nondet841#1; [2025-03-08 20:14:54,044 INFO L1307 $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; [2025-03-08 20:14:54,044 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11690: havoc spi_register_driver_#t~nondet866#1; [2025-03-08 20:14:54,044 INFO L1307 $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; [2025-03-08 20:14:54,044 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5220-1: test_and_clear_bit_#res#1 := 1; [2025-03-08 20:14:54,044 INFO L1307 $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; [2025-03-08 20:14:54,044 INFO L1307 $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; [2025-03-08 20:14:54,044 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11641: havoc netif_rx_ni_#t~nondet853#1; [2025-03-08 20:14:54,046 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11645: havoc netpoll_trap_#t~nondet854#1; [2025-03-08 20:14:54,046 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9864-1: ldv_spi_register_driver_#res#1 := ldv_spi_register_driver_~arg0#1; [2025-03-08 20:14:54,046 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10657-1: ldv_spi_register_driver_52_#res#1 := ldv_spi_register_driver_52_~ldv_func_res~3#1; [2025-03-08 20:14:54,046 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-03-08 20:14:54,047 INFO L1307 $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; [2025-03-08 20:14:54,585 INFO L? ?]: Removed 2055 outVars from TransFormulas that were not future-live. [2025-03-08 20:14:54,585 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 20:14:54,669 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 20:14:54,669 INFO L336 CfgBuilder]: Removed 1 assume(true) statements. [2025-03-08 20:14:54,670 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 08:14:54 BoogieIcfgContainer [2025-03-08 20:14:54,670 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 20:14:54,672 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 20:14:54,672 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 20:14:54,675 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 20:14:54,676 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 08:14:40" (1/3) ... [2025-03-08 20:14:54,676 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f70f34e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 08:14:54, skipping insertion in model container [2025-03-08 20:14:54,676 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:14:42" (2/3) ... [2025-03-08 20:14:54,676 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f70f34e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 08:14:54, skipping insertion in model container [2025-03-08 20:14:54,676 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 08:14:54" (3/3) ... [2025-03-08 20:14:54,677 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i [2025-03-08 20:14:54,687 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 20:14:54,691 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. [2025-03-08 20:14:54,781 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 20:14:54,792 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;@2046e06b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 20:14:54,792 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2025-03-08 20:14:54,800 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) [2025-03-08 20:14:54,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2025-03-08 20:14:54,813 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:14:54,814 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] [2025-03-08 20:14:54,814 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)] === [2025-03-08 20:14:54,818 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:14:54,819 INFO L85 PathProgramCache]: Analyzing trace with hash 1529126377, now seen corresponding path program 1 times [2025-03-08 20:14:54,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:14:54,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069178269] [2025-03-08 20:14:54,826 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:14:54,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:14:57,092 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 215 statements into 1 equivalence classes. [2025-03-08 20:14:57,350 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 215 of 215 statements. [2025-03-08 20:14:57,350 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:14:57,351 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:14:58,050 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1275 trivial. 0 not checked. [2025-03-08 20:14:58,050 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:14:58,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2069178269] [2025-03-08 20:14:58,052 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2069178269] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:14:58,052 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:14:58,052 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:14:58,053 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144192939] [2025-03-08 20:14:58,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:14:58,057 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:14:58,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:14:58,076 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:14:58,076 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:14:58,081 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) [2025-03-08 20:15:02,131 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 [] [2025-03-08 20:15:03,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:15:03,494 INFO L93 Difference]: Finished difference Result 5092 states and 7407 transitions. [2025-03-08 20:15:03,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 20:15:03,497 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 [2025-03-08 20:15:03,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:15:03,531 INFO L225 Difference]: With dead ends: 5092 [2025-03-08 20:15:03,532 INFO L226 Difference]: Without dead ends: 3291 [2025-03-08 20:15:03,552 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 [2025-03-08 20:15:03,555 INFO L435 NwaCegarLoop]: 2462 mSDtfsCounter, 2117 mSDsluCounter, 2393 mSDsCounter, 0 mSdLazyCounter, 174 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s 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, 5.2s IncrementalHoareTripleChecker+Time [2025-03-08 20:15:03,557 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2117 Valid, 4855 Invalid, 183 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 174 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2025-03-08 20:15:03,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3291 states. [2025-03-08 20:15:03,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3291 to 3272. [2025-03-08 20:15:03,786 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) [2025-03-08 20:15:03,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3272 states to 3272 states and 4571 transitions. [2025-03-08 20:15:03,867 INFO L78 Accepts]: Start accepts. Automaton has 3272 states and 4571 transitions. Word has length 215 [2025-03-08 20:15:03,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:15:03,871 INFO L471 AbstractCegarLoop]: Abstraction has 3272 states and 4571 transitions. [2025-03-08 20:15:03,871 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) [2025-03-08 20:15:03,871 INFO L276 IsEmpty]: Start isEmpty. Operand 3272 states and 4571 transitions. [2025-03-08 20:15:03,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2025-03-08 20:15:03,876 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:15:03,876 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] [2025-03-08 20:15:03,876 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-08 20:15:03,876 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)] === [2025-03-08 20:15:03,877 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:15:03,877 INFO L85 PathProgramCache]: Analyzing trace with hash 569204865, now seen corresponding path program 1 times [2025-03-08 20:15:03,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:15:03,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159541431] [2025-03-08 20:15:03,878 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:15:03,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:15:06,052 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 217 statements into 1 equivalence classes. [2025-03-08 20:15:06,182 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 217 of 217 statements. [2025-03-08 20:15:06,183 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:15:06,183 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:15:06,535 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1275 trivial. 0 not checked. [2025-03-08 20:15:06,535 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:15:06,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [159541431] [2025-03-08 20:15:06,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [159541431] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:15:06,535 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:15:06,536 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:15:06,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502436502] [2025-03-08 20:15:06,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:15:06,537 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:15:06,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:15:06,540 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:15:06,540 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:15:06,541 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) [2025-03-08 20:15:10,571 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 [] [2025-03-08 20:15:11,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:15:11,881 INFO L93 Difference]: Finished difference Result 9599 states and 13416 transitions. [2025-03-08 20:15:11,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 20:15:11,882 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 [2025-03-08 20:15:11,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:15:11,920 INFO L225 Difference]: With dead ends: 9599 [2025-03-08 20:15:11,920 INFO L226 Difference]: Without dead ends: 6366 [2025-03-08 20:15:11,936 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 [2025-03-08 20:15:11,937 INFO L435 NwaCegarLoop]: 2433 mSDtfsCounter, 2351 mSDsluCounter, 2361 mSDsCounter, 0 mSdLazyCounter, 186 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s 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, 5.1s IncrementalHoareTripleChecker+Time [2025-03-08 20:15:11,938 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2351 Valid, 4794 Invalid, 196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 186 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2025-03-08 20:15:11,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6366 states. [2025-03-08 20:15:12,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6366 to 6362. [2025-03-08 20:15:12,140 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) [2025-03-08 20:15:12,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6362 states to 6362 states and 8881 transitions. [2025-03-08 20:15:12,168 INFO L78 Accepts]: Start accepts. Automaton has 6362 states and 8881 transitions. Word has length 217 [2025-03-08 20:15:12,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:15:12,170 INFO L471 AbstractCegarLoop]: Abstraction has 6362 states and 8881 transitions. [2025-03-08 20:15:12,170 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) [2025-03-08 20:15:12,171 INFO L276 IsEmpty]: Start isEmpty. Operand 6362 states and 8881 transitions. [2025-03-08 20:15:12,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2025-03-08 20:15:12,174 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:15:12,174 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] [2025-03-08 20:15:12,174 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-08 20:15:12,174 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)] === [2025-03-08 20:15:12,178 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:15:12,178 INFO L85 PathProgramCache]: Analyzing trace with hash -1834322204, now seen corresponding path program 1 times [2025-03-08 20:15:12,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:15:12,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639261779] [2025-03-08 20:15:12,178 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:15:12,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:15:13,907 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 219 statements into 1 equivalence classes. [2025-03-08 20:15:13,955 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 219 of 219 statements. [2025-03-08 20:15:13,955 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:15:13,955 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:15:14,252 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1275 trivial. 0 not checked. [2025-03-08 20:15:14,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:15:14,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639261779] [2025-03-08 20:15:14,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [639261779] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:15:14,254 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:15:14,254 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:15:14,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225736857] [2025-03-08 20:15:14,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:15:14,254 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:15:14,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:15:14,255 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:15:14,255 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:15:14,256 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) [2025-03-08 20:15:18,280 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 20:15:20,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:15:20,129 INFO L93 Difference]: Finished difference Result 18336 states and 25571 transitions. [2025-03-08 20:15:20,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 20:15:20,130 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 [2025-03-08 20:15:20,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:15:20,190 INFO L225 Difference]: With dead ends: 18336 [2025-03-08 20:15:20,191 INFO L226 Difference]: Without dead ends: 12013 [2025-03-08 20:15:20,221 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 [2025-03-08 20:15:20,223 INFO L435 NwaCegarLoop]: 2428 mSDtfsCounter, 2177 mSDsluCounter, 2324 mSDsCounter, 0 mSdLazyCounter, 274 mSolverCounterSat, 31 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s 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, 5.6s IncrementalHoareTripleChecker+Time [2025-03-08 20:15:20,224 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2177 Valid, 4752 Invalid, 306 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 274 Invalid, 1 Unknown, 0 Unchecked, 5.6s Time] [2025-03-08 20:15:20,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12013 states. [2025-03-08 20:15:20,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12013 to 11988. [2025-03-08 20:15:20,568 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) [2025-03-08 20:15:20,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11988 states to 11988 states and 16605 transitions. [2025-03-08 20:15:20,618 INFO L78 Accepts]: Start accepts. Automaton has 11988 states and 16605 transitions. Word has length 219 [2025-03-08 20:15:20,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:15:20,618 INFO L471 AbstractCegarLoop]: Abstraction has 11988 states and 16605 transitions. [2025-03-08 20:15:20,618 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) [2025-03-08 20:15:20,619 INFO L276 IsEmpty]: Start isEmpty. Operand 11988 states and 16605 transitions. [2025-03-08 20:15:20,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2025-03-08 20:15:20,623 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:15:20,623 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] [2025-03-08 20:15:20,623 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-08 20:15:20,623 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)] === [2025-03-08 20:15:20,624 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:15:20,624 INFO L85 PathProgramCache]: Analyzing trace with hash 1871092521, now seen corresponding path program 1 times [2025-03-08 20:15:20,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:15:20,624 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323402896] [2025-03-08 20:15:20,624 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:15:20,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:15:22,604 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 220 statements into 1 equivalence classes. [2025-03-08 20:15:22,649 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 220 of 220 statements. [2025-03-08 20:15:22,649 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:15:22,649 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:15:22,924 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1275 trivial. 0 not checked. [2025-03-08 20:15:22,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:15:22,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323402896] [2025-03-08 20:15:22,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [323402896] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:15:22,924 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:15:22,924 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:15:22,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333128469] [2025-03-08 20:15:22,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:15:22,925 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:15:22,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:15:22,926 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:15:22,926 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:15:22,927 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) [2025-03-08 20:15:26,957 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 [] [2025-03-08 20:15:28,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:15:28,459 INFO L93 Difference]: Finished difference Result 28822 states and 39857 transitions. [2025-03-08 20:15:28,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 20:15:28,460 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 [2025-03-08 20:15:28,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:15:28,567 INFO L225 Difference]: With dead ends: 28822 [2025-03-08 20:15:28,567 INFO L226 Difference]: Without dead ends: 16873 [2025-03-08 20:15:28,608 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 [2025-03-08 20:15:28,608 INFO L435 NwaCegarLoop]: 2430 mSDtfsCounter, 2301 mSDsluCounter, 2365 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 12 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s 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, 5.2s IncrementalHoareTripleChecker+Time [2025-03-08 20:15:28,608 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2301 Valid, 4795 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 213 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2025-03-08 20:15:28,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16873 states. [2025-03-08 20:15:29,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16873 to 16848. [2025-03-08 20:15:29,078 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) [2025-03-08 20:15:29,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16848 states to 16848 states and 23203 transitions. [2025-03-08 20:15:29,144 INFO L78 Accepts]: Start accepts. Automaton has 16848 states and 23203 transitions. Word has length 220 [2025-03-08 20:15:29,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:15:29,145 INFO L471 AbstractCegarLoop]: Abstraction has 16848 states and 23203 transitions. [2025-03-08 20:15:29,145 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) [2025-03-08 20:15:29,145 INFO L276 IsEmpty]: Start isEmpty. Operand 16848 states and 23203 transitions. [2025-03-08 20:15:29,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2025-03-08 20:15:29,152 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:15:29,152 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] [2025-03-08 20:15:29,152 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-08 20:15:29,153 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)] === [2025-03-08 20:15:29,153 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:15:29,153 INFO L85 PathProgramCache]: Analyzing trace with hash -1003508386, now seen corresponding path program 1 times [2025-03-08 20:15:29,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:15:29,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827792922] [2025-03-08 20:15:29,153 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:15:29,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:15:30,927 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 244 statements into 1 equivalence classes. [2025-03-08 20:15:30,969 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 244 of 244 statements. [2025-03-08 20:15:30,970 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:15:30,970 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:15:31,280 INFO L134 CoverageAnalysis]: Checked inductivity of 1336 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1329 trivial. 0 not checked. [2025-03-08 20:15:31,280 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:15:31,280 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [827792922] [2025-03-08 20:15:31,280 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [827792922] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:15:31,280 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:15:31,280 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:15:31,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [61405183] [2025-03-08 20:15:31,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:15:31,280 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:15:31,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:15:31,281 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:15:31,281 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:15:31,281 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) [2025-03-08 20:15:35,309 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 [] [2025-03-08 20:15:37,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:15:37,037 INFO L93 Difference]: Finished difference Result 41462 states and 57033 transitions. [2025-03-08 20:15:37,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 20:15:37,038 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 [2025-03-08 20:15:37,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:15:37,167 INFO L225 Difference]: With dead ends: 41462 [2025-03-08 20:15:37,167 INFO L226 Difference]: Without dead ends: 24653 [2025-03-08 20:15:37,241 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 [2025-03-08 20:15:37,242 INFO L435 NwaCegarLoop]: 2720 mSDtfsCounter, 2326 mSDsluCounter, 2373 mSDsCounter, 0 mSdLazyCounter, 204 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s 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, 5.1s IncrementalHoareTripleChecker+Time [2025-03-08 20:15:37,243 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2326 Valid, 5093 Invalid, 218 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 204 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2025-03-08 20:15:37,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24653 states. [2025-03-08 20:15:37,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24653 to 24620. [2025-03-08 20:15:37,875 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) [2025-03-08 20:15:37,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24620 states to 24620 states and 33753 transitions. [2025-03-08 20:15:37,976 INFO L78 Accepts]: Start accepts. Automaton has 24620 states and 33753 transitions. Word has length 244 [2025-03-08 20:15:37,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:15:37,978 INFO L471 AbstractCegarLoop]: Abstraction has 24620 states and 33753 transitions. [2025-03-08 20:15:37,978 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) [2025-03-08 20:15:37,979 INFO L276 IsEmpty]: Start isEmpty. Operand 24620 states and 33753 transitions. [2025-03-08 20:15:37,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2025-03-08 20:15:37,981 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:15:37,981 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] [2025-03-08 20:15:37,981 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-08 20:15:37,981 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)] === [2025-03-08 20:15:37,982 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:15:37,982 INFO L85 PathProgramCache]: Analyzing trace with hash -1144309974, now seen corresponding path program 1 times [2025-03-08 20:15:37,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:15:37,982 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946332857] [2025-03-08 20:15:37,982 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:15:37,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:15:39,775 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 261 statements into 1 equivalence classes. [2025-03-08 20:15:39,813 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 261 of 261 statements. [2025-03-08 20:15:39,813 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:15:39,813 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:15:40,068 INFO L134 CoverageAnalysis]: Checked inductivity of 1278 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1278 trivial. 0 not checked. [2025-03-08 20:15:40,068 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:15:40,068 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [946332857] [2025-03-08 20:15:40,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [946332857] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:15:40,068 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:15:40,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:15:40,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336437667] [2025-03-08 20:15:40,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:15:40,069 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:15:40,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:15:40,069 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:15:40,069 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:15:40,069 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) [2025-03-08 20:15:44,097 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 [] [2025-03-08 20:15:46,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:15:46,091 INFO L93 Difference]: Finished difference Result 67980 states and 93287 transitions. [2025-03-08 20:15:46,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 20:15:46,092 INFO L78 Accepts]: Start accepts. Automaton has 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) Word has length 261 [2025-03-08 20:15:46,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:15:46,299 INFO L225 Difference]: With dead ends: 67980 [2025-03-08 20:15:46,300 INFO L226 Difference]: Without dead ends: 43399 [2025-03-08 20:15:46,391 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 [2025-03-08 20:15:46,394 INFO L435 NwaCegarLoop]: 4072 mSDtfsCounter, 2361 mSDsluCounter, 2366 mSDsCounter, 0 mSdLazyCounter, 255 mSolverCounterSat, 12 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2361 SdHoareTripleChecker+Valid, 6438 SdHoareTripleChecker+Invalid, 268 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 255 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2025-03-08 20:15:46,395 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2361 Valid, 6438 Invalid, 268 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 255 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2025-03-08 20:15:46,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43399 states. [2025-03-08 20:15:47,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43399 to 43352. [2025-03-08 20:15:47,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43352 states, 32122 states have (on average 1.2871240894091276) internal successors, (41345), 32574 states have internal predecessors, (41345), 8842 states have call successors, (8842), 2432 states have call predecessors, (8842), 2385 states have return successors, (9186), 8521 states have call predecessors, (9186), 8838 states have call successors, (9186) [2025-03-08 20:15:47,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43352 states to 43352 states and 59373 transitions. [2025-03-08 20:15:47,596 INFO L78 Accepts]: Start accepts. Automaton has 43352 states and 59373 transitions. Word has length 261 [2025-03-08 20:15:47,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:15:47,597 INFO L471 AbstractCegarLoop]: Abstraction has 43352 states and 59373 transitions. [2025-03-08 20:15:47,597 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has 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) [2025-03-08 20:15:47,597 INFO L276 IsEmpty]: Start isEmpty. Operand 43352 states and 59373 transitions. [2025-03-08 20:15:47,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2025-03-08 20:15:47,601 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:15:47,601 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 17, 17, 17, 17, 17, 17, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:15:47,601 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-08 20:15:47,601 INFO L396 AbstractCegarLoop]: === Iteration 7 === 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)] === [2025-03-08 20:15:47,601 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:15:47,602 INFO L85 PathProgramCache]: Analyzing trace with hash 334143386, now seen corresponding path program 1 times [2025-03-08 20:15:47,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:15:47,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203695204] [2025-03-08 20:15:47,602 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:15:47,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:15:49,772 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 275 statements into 1 equivalence classes. [2025-03-08 20:15:49,818 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 275 of 275 statements. [2025-03-08 20:15:49,818 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:15:49,818 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:15:50,008 INFO L134 CoverageAnalysis]: Checked inductivity of 1482 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 1470 trivial. 0 not checked. [2025-03-08 20:15:50,009 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:15:50,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [203695204] [2025-03-08 20:15:50,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [203695204] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:15:50,009 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:15:50,009 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:15:50,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800213826] [2025-03-08 20:15:50,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:15:50,010 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:15:50,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:15:50,010 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:15:50,010 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:15:50,010 INFO L87 Difference]: Start difference. First operand 43352 states and 59373 transitions. Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2025-03-08 20:15:54,038 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 [] [2025-03-08 20:15:57,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:15:57,284 INFO L93 Difference]: Finished difference Result 127585 states and 174826 transitions. [2025-03-08 20:15:57,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 20:15:57,285 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) Word has length 275 [2025-03-08 20:15:57,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:15:57,698 INFO L225 Difference]: With dead ends: 127585 [2025-03-08 20:15:57,698 INFO L226 Difference]: Without dead ends: 84430 [2025-03-08 20:15:57,874 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 [2025-03-08 20:15:57,875 INFO L435 NwaCegarLoop]: 4493 mSDtfsCounter, 2324 mSDsluCounter, 2387 mSDsCounter, 0 mSdLazyCounter, 255 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2324 SdHoareTripleChecker+Valid, 6880 SdHoareTripleChecker+Invalid, 263 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 255 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2025-03-08 20:15:57,875 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2324 Valid, 6880 Invalid, 263 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 255 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2025-03-08 20:15:57,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84430 states. [2025-03-08 20:15:59,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84430 to 84426. [2025-03-08 20:15:59,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84426 states, 62755 states have (on average 1.2868456696677555) internal successors, (80756), 63481 states have internal predecessors, (80756), 17013 states have call successors, (17013), 4732 states have call predecessors, (17013), 4655 states have return successors, (17705), 16564 states have call predecessors, (17705), 17009 states have call successors, (17705) [2025-03-08 20:16:00,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84426 states to 84426 states and 115474 transitions. [2025-03-08 20:16:00,344 INFO L78 Accepts]: Start accepts. Automaton has 84426 states and 115474 transitions. Word has length 275 [2025-03-08 20:16:00,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:16:00,345 INFO L471 AbstractCegarLoop]: Abstraction has 84426 states and 115474 transitions. [2025-03-08 20:16:00,345 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2025-03-08 20:16:00,346 INFO L276 IsEmpty]: Start isEmpty. Operand 84426 states and 115474 transitions. [2025-03-08 20:16:00,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2025-03-08 20:16:00,349 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:16:00,350 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 17, 17, 17, 17, 17, 17, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:16:00,350 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-03-08 20:16:00,351 INFO L396 AbstractCegarLoop]: === Iteration 8 === 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)] === [2025-03-08 20:16:00,351 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:16:00,351 INFO L85 PathProgramCache]: Analyzing trace with hash 1295757403, now seen corresponding path program 1 times [2025-03-08 20:16:00,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:16:00,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302349042] [2025-03-08 20:16:00,351 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:16:00,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms