./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 798a7b37 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-?-798a7b3-m [2025-03-04 05:02:47,647 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-04 05:02:47,698 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-04 05:02:47,705 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-04 05:02:47,705 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-04 05:02:47,726 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-04 05:02:47,726 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-04 05:02:47,726 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-04 05:02:47,727 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-04 05:02:47,727 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-04 05:02:47,727 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-04 05:02:47,727 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-04 05:02:47,728 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-04 05:02:47,728 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-04 05:02:47,728 INFO L153 SettingsManager]: * Use SBE=true [2025-03-04 05:02:47,728 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-04 05:02:47,728 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-04 05:02:47,728 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-04 05:02:47,728 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-04 05:02:47,728 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-04 05:02:47,728 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-04 05:02:47,728 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-04 05:02:47,728 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-04 05:02:47,729 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-04 05:02:47,729 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-04 05:02:47,729 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-04 05:02:47,729 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-04 05:02:47,729 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-04 05:02:47,729 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-04 05:02:47,729 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 05:02:47,729 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-04 05:02:47,729 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-04 05:02:47,729 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-04 05:02:47,729 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-04 05:02:47,730 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-04 05:02:47,730 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-04 05:02:47,730 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-04 05:02:47,730 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-04 05:02:47,730 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-04 05:02:47,730 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-04 05:02:47,730 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 [2025-03-04 05:02:47,946 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-04 05:02:47,955 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-04 05:02:47,957 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-04 05:02:47,959 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-04 05:02:47,959 INFO L274 PluginConnector]: CDTParser initialized [2025-03-04 05:02:47,961 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i [2025-03-04 05:02:49,137 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36b28a1ef/0b6d3d8517854174b6214de3744632c4/FLAG6099cc42a [2025-03-04 05:02:49,630 INFO L384 CDTParser]: Found 1 translation units. [2025-03-04 05:02:49,631 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i [2025-03-04 05:02:49,670 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36b28a1ef/0b6d3d8517854174b6214de3744632c4/FLAG6099cc42a [2025-03-04 05:02:49,717 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36b28a1ef/0b6d3d8517854174b6214de3744632c4 [2025-03-04 05:02:49,719 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-04 05:02:49,720 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-04 05:02:49,721 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-04 05:02:49,721 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-04 05:02:49,724 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-04 05:02:49,724 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 05:02:49" (1/1) ... [2025-03-04 05:02:49,725 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57ff2569 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:02:49, skipping insertion in model container [2025-03-04 05:02:49,725 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 05:02:49" (1/1) ... [2025-03-04 05:02:49,792 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-04 05:02:51,656 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] [2025-03-04 05:02:51,659 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] [2025-03-04 05:02:51,661 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] [2025-03-04 05:02:51,662 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] [2025-03-04 05:02:51,688 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 05:02:51,707 INFO L200 MainTranslator]: Completed pre-run [2025-03-04 05:02:51,777 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] [2025-03-04 05:02:51,779 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] [2025-03-04 05:02:51,779 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5218] [2025-03-04 05:02:51,931 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] [2025-03-04 05:02:51,931 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] [2025-03-04 05:02:51,932 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] [2025-03-04 05:02:51,932 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] [2025-03-04 05:02:51,938 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 05:02:52,068 INFO L204 MainTranslator]: Completed translation [2025-03-04 05:02:52,069 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:02:52 WrapperNode [2025-03-04 05:02:52,069 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-04 05:02:52,070 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-04 05:02:52,070 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-04 05:02:52,071 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-04 05:02:52,075 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:02:52" (1/1) ... [2025-03-04 05:02:52,132 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:02:52" (1/1) ... [2025-03-04 05:02:52,309 INFO L138 Inliner]: procedures = 395, calls = 1651, calls flagged for inlining = 231, calls inlined = 193, statements flattened = 4561 [2025-03-04 05:02:52,310 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-04 05:02:52,311 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-04 05:02:52,311 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-04 05:02:52,311 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-04 05:02:52,319 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:02:52" (1/1) ... [2025-03-04 05:02:52,319 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:02:52" (1/1) ... [2025-03-04 05:02:52,345 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:02:52" (1/1) ... [2025-03-04 05:02:53,001 INFO L175 MemorySlicer]: Split 676 memory accesses to 14 slices as follows [2, 4, 3, 77, 1, 2, 40, 7, 2, 77, 424, 4, 8, 25]. 63 percent of accesses are in the largest equivalence class. The 125 initializations are split as follows [0, 4, 3, 77, 1, 2, 0, 7, 0, 0, 19, 4, 8, 0]. The 329 writes are split as follows [1, 0, 0, 0, 0, 0, 0, 0, 1, 66, 238, 0, 0, 23]. [2025-03-04 05:02:53,002 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:02:52" (1/1) ... [2025-03-04 05:02:53,002 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:02:52" (1/1) ... [2025-03-04 05:02:53,094 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:02:52" (1/1) ... [2025-03-04 05:02:53,104 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:02:52" (1/1) ... [2025-03-04 05:02:53,125 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:02:52" (1/1) ... [2025-03-04 05:02:53,142 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:02:52" (1/1) ... [2025-03-04 05:02:53,174 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-04 05:02:53,176 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-04 05:02:53,176 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-04 05:02:53,176 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-04 05:02:53,177 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:02:52" (1/1) ... [2025-03-04 05:02:53,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 05:02:53,193 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 05:02:53,205 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) [2025-03-04 05:02:53,207 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 [2025-03-04 05:02:53,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-03-04 05:02:53,228 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-03-04 05:02:53,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-03-04 05:02:53,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-03-04 05:02:53,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_ks8851_driver_exit_14_2 [2025-03-04 05:02:53,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_ks8851_driver_exit_14_2 [2025-03-04 05:02:53,228 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2025-03-04 05:02:53,228 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2025-03-04 05:02:53,228 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_resume [2025-03-04 05:02:53,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_resume [2025-03-04 05:02:53,228 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2025-03-04 05:02:53,229 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2025-03-04 05:02:53,229 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2025-03-04 05:02:53,229 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2025-03-04 05:02:53,229 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2025-03-04 05:02:53,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2025-03-04 05:02:53,229 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2025-03-04 05:02:53,229 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2025-03-04 05:02:53,229 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_net_stop [2025-03-04 05:02:53,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_net_stop [2025-03-04 05:02:53,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2025-03-04 05:02:53,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2025-03-04 05:02:53,229 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2025-03-04 05:02:53,229 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2025-03-04 05:02:53,229 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2025-03-04 05:02:53,229 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2025-03-04 05:02:53,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2025-03-04 05:02:53,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2025-03-04 05:02:53,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2025-03-04 05:02:53,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2025-03-04 05:02:53,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-04 05:02:53,229 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_add_tail [2025-03-04 05:02:53,229 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_add_tail [2025-03-04 05:02:53,229 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-03-04 05:02:53,229 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-03-04 05:02:53,229 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2025-03-04 05:02:53,230 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2025-03-04 05:02:53,230 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2025-03-04 05:02:53,230 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2025-03-04 05:02:53,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-03-04 05:02:53,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-03-04 05:02:53,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-03-04 05:02:53,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-03-04 05:02:53,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-03-04 05:02:53,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-03-04 05:02:53,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-03-04 05:02:53,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-03-04 05:02:53,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-03-04 05:02:53,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-03-04 05:02:53,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-03-04 05:02:53,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-03-04 05:02:53,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-03-04 05:02:53,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2025-03-04 05:02:53,230 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2025-03-04 05:02:53,230 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2025-03-04 05:02:53,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-04 05:02:53,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-04 05:02:53,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-04 05:02:53,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-04 05:02:53,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-04 05:02:53,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-04 05:02:53,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-04 05:02:53,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-04 05:02:53,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-04 05:02:53,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-03-04 05:02:53,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-03-04 05:02:53,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-03-04 05:02:53,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-03-04 05:02:53,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-03-04 05:02:53,231 INFO L130 BoogieDeclarations]: Found specification of procedure flush_work [2025-03-04 05:02:53,231 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_work [2025-03-04 05:02:53,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2025-03-04 05:02:53,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2025-03-04 05:02:53,231 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2025-03-04 05:02:53,231 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2025-03-04 05:02:53,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-04 05:02:53,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-04 05:02:53,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-04 05:02:53,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-04 05:02:53,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-04 05:02:53,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-04 05:02:53,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-04 05:02:53,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-04 05:02:53,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-04 05:02:53,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-04 05:02:53,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-04 05:02:53,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-03-04 05:02:53,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-03-04 05:02:53,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-03-04 05:02:53,231 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_disable [2025-03-04 05:02:53,231 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_disable [2025-03-04 05:02:53,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-03-04 05:02:53,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-03-04 05:02:53,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-03-04 05:02:53,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-03-04 05:02:53,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-03-04 05:02:53,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-03-04 05:02:53,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2025-03-04 05:02:53,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2025-03-04 05:02:53,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2025-03-04 05:02:53,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2025-03-04 05:02:53,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2025-03-04 05:02:53,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2025-03-04 05:02:53,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2025-03-04 05:02:53,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2025-03-04 05:02:53,232 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-03-04 05:02:53,232 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-03-04 05:02:53,232 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-03-04 05:02:53,234 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-03-04 05:02:53,234 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-03-04 05:02:53,234 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-03-04 05:02:53,234 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2025-03-04 05:02:53,234 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2025-03-04 05:02:53,234 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2025-03-04 05:02:53,234 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2025-03-04 05:02:53,234 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2025-03-04 05:02:53,235 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2025-03-04 05:02:53,235 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2025-03-04 05:02:53,235 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2025-03-04 05:02:53,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2025-03-04 05:02:53,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2025-03-04 05:02:53,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_ks8851_net [2025-03-04 05:02:53,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_ks8851_net [2025-03-04 05:02:53,235 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rdreg8 [2025-03-04 05:02:53,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rdreg8 [2025-03-04 05:02:53,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-04 05:02:53,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2025-03-04 05:02:53,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2025-03-04 05:02:53,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2025-03-04 05:02:53,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2025-03-04 05:02:53,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2025-03-04 05:02:53,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2025-03-04 05:02:53,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2025-03-04 05:02:53,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2025-03-04 05:02:53,236 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rdreg16 [2025-03-04 05:02:53,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rdreg16 [2025-03-04 05:02:53,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-04 05:02:53,236 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2025-03-04 05:02:53,236 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2025-03-04 05:02:53,236 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_probe [2025-03-04 05:02:53,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_probe [2025-03-04 05:02:53,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2025-03-04 05:02:53,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2025-03-04 05:02:53,236 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-03-04 05:02:53,236 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-03-04 05:02:53,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-04 05:02:53,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-04 05:02:53,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-04 05:02:53,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-04 05:02:53,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-04 05:02:53,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-04 05:02:53,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-04 05:02:53,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-04 05:02:53,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-04 05:02:53,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-03-04 05:02:53,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-03-04 05:02:53,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-03-04 05:02:53,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-03-04 05:02:53,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-03-04 05:02:53,237 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-03-04 05:02:53,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-03-04 05:02:53,237 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2025-03-04 05:02:53,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2025-03-04 05:02:53,237 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_put [2025-03-04 05:02:53,237 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_put [2025-03-04 05:02:53,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_ks8851_net [2025-03-04 05:02:53,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_ks8851_net [2025-03-04 05:02:53,237 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2025-03-04 05:02:53,237 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2025-03-04 05:02:53,237 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-03-04 05:02:53,237 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-03-04 05:02:53,237 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_write_mac_addr [2025-03-04 05:02:53,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_write_mac_addr [2025-03-04 05:02:53,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2025-03-04 05:02:53,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2025-03-04 05:02:53,237 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_suspend [2025-03-04 05:02:53,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_suspend [2025-03-04 05:02:53,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-04 05:02:53,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-04 05:02:53,237 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2025-03-04 05:02:53,237 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2025-03-04 05:02:53,237 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2025-03-04 05:02:53,237 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2025-03-04 05:02:53,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-03-04 05:02:53,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-03-04 05:02:53,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-03-04 05:02:53,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-03-04 05:02:53,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-03-04 05:02:53,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-03-04 05:02:53,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-03-04 05:02:53,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-03-04 05:02:53,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-03-04 05:02:53,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-03-04 05:02:53,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-03-04 05:02:53,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-03-04 05:02:53,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-03-04 05:02:53,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2025-03-04 05:02:53,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-04 05:02:53,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-04 05:02:53,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-04 05:02:53,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-04 05:02:53,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-04 05:02:53,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-04 05:02:53,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-04 05:02:53,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-04 05:02:53,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-03-04 05:02:53,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-03-04 05:02:53,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-03-04 05:02:53,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-03-04 05:02:53,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-03-04 05:02:53,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-03-04 05:02:53,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-03-04 05:02:53,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-03-04 05:02:53,241 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_net_open [2025-03-04 05:02:53,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_net_open [2025-03-04 05:02:53,241 INFO L130 BoogieDeclarations]: Found specification of procedure spi_sync [2025-03-04 05:02:53,241 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_sync [2025-03-04 05:02:53,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-03-04 05:02:53,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-03-04 05:02:53,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-03-04 05:02:53,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-03-04 05:02:53,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-03-04 05:02:53,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-03-04 05:02:53,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-03-04 05:02:53,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-03-04 05:02:53,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2025-03-04 05:02:53,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2025-03-04 05:02:53,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2025-03-04 05:02:53,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2025-03-04 05:02:53,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2025-03-04 05:02:53,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2025-03-04 05:02:53,242 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-03-04 05:02:53,242 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-03-04 05:02:53,242 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-03-04 05:02:53,242 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-03-04 05:02:53,242 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-03-04 05:02:53,242 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-03-04 05:02:53,242 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-03-04 05:02:53,242 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-03-04 05:02:53,242 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2025-03-04 05:02:53,242 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2025-03-04 05:02:53,242 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2025-03-04 05:02:53,242 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2025-03-04 05:02:53,242 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2025-03-04 05:02:53,242 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2025-03-04 05:02:53,242 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2025-03-04 05:02:53,242 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2025-03-04 05:02:53,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2025-03-04 05:02:53,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2025-03-04 05:02:53,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2025-03-04 05:02:53,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2025-03-04 05:02:53,242 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_set_rx_mode [2025-03-04 05:02:53,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_set_rx_mode [2025-03-04 05:02:53,242 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2025-03-04 05:02:53,242 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2025-03-04 05:02:53,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-04 05:02:53,242 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2025-03-04 05:02:53,242 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2025-03-04 05:02:53,242 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_set_powermode [2025-03-04 05:02:53,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_set_powermode [2025-03-04 05:02:53,242 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2025-03-04 05:02:53,242 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2025-03-04 05:02:53,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-04 05:02:53,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-04 05:02:53,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-04 05:02:53,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-04 05:02:53,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-04 05:02:53,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-04 05:02:53,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-04 05:02:53,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-04 05:02:53,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-04 05:02:53,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-03-04 05:02:53,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-03-04 05:02:53,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-03-04 05:02:53,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-03-04 05:02:53,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-03-04 05:02:53,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2025-03-04 05:02:53,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2025-03-04 05:02:53,244 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2025-03-04 05:02:53,244 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2025-03-04 05:02:53,245 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2025-03-04 05:02:53,245 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2025-03-04 05:02:53,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2025-03-04 05:02:53,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2025-03-04 05:02:53,245 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2025-03-04 05:02:53,245 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2025-03-04 05:02:53,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2025-03-04 05:02:53,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2025-03-04 05:02:53,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2025-03-04 05:02:53,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2025-03-04 05:02:53,245 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2025-03-04 05:02:53,245 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2025-03-04 05:02:53,245 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2025-03-04 05:02:53,245 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2025-03-04 05:02:53,245 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rx_1msg [2025-03-04 05:02:53,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rx_1msg [2025-03-04 05:02:53,245 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_get_eeprom_len [2025-03-04 05:02:53,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_get_eeprom_len [2025-03-04 05:02:53,245 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_soft_reset [2025-03-04 05:02:53,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_soft_reset [2025-03-04 05:02:53,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2025-03-04 05:02:53,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2025-03-04 05:02:53,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-04 05:02:53,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-04 05:02:53,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-04 05:02:53,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-04 05:02:53,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-04 05:02:53,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-04 05:02:53,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-04 05:02:53,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-04 05:02:53,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-04 05:02:53,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-04 05:02:53,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-04 05:02:53,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-03-04 05:02:53,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-03-04 05:02:53,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-03-04 05:02:53,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-03-04 05:02:53,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-03-04 05:02:53,245 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rdreg [2025-03-04 05:02:53,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rdreg [2025-03-04 05:02:53,245 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_nway_reset [2025-03-04 05:02:53,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_nway_reset [2025-03-04 05:02:53,245 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_init [2025-03-04 05:02:53,245 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_init [2025-03-04 05:02:53,245 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_remove [2025-03-04 05:02:53,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_remove [2025-03-04 05:02:53,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2025-03-04 05:02:53,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2025-03-04 05:02:53,245 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2025-03-04 05:02:53,246 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2025-03-04 05:02:53,246 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_wrreg16 [2025-03-04 05:02:53,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_wrreg16 [2025-03-04 05:02:53,246 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2025-03-04 05:02:53,246 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2025-03-04 05:02:53,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-04 05:02:53,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-04 05:02:53,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-04 05:02:53,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-04 05:02:53,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-04 05:02:53,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-04 05:02:53,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-04 05:02:53,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-04 05:02:53,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-04 05:02:53,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-04 05:02:53,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-04 05:02:53,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-03-04 05:02:53,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-03-04 05:02:53,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-03-04 05:02:53,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2025-03-04 05:02:53,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2025-03-04 05:02:53,830 INFO L256 CfgBuilder]: Building ICFG [2025-03-04 05:02:53,832 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-04 05:02:54,090 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L11678: havoc #t~ret862.base, #t~ret862.offset; [2025-03-04 05:02:54,093 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-03-04 05:02:54,214 INFO L1325 $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; [2025-03-04 05:02:54,218 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L11694: havoc #t~nondet867; [2025-03-04 05:02:54,276 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L11649: havoc printk_#t~nondet855#1; [2025-03-04 05:02:54,349 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L11623: havoc #t~nondet850; [2025-03-04 05:02:54,495 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L10675: havoc #t~mem773.base, #t~mem773.offset;havoc #t~mem774.base, #t~mem774.offset; [2025-03-04 05:02:54,582 INFO L1325 $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; [2025-03-04 05:02:54,582 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L11527: havoc crc32_le_#t~nondet838#1; [2025-03-04 05:02:54,582 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L11520: havoc bitrev32_#t~nondet837#1; [2025-03-04 05:02:54,658 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L11478: havoc #t~nondet831; [2025-03-04 05:02:54,734 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5355: havoc #t~mem57.base, #t~mem57.offset; [2025-03-04 05:02:54,812 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5950: call ULTIMATE.dealloc(~#descriptor~0.base, ~#descriptor~0.offset);havoc ~#descriptor~0.base, ~#descriptor~0.offset; [2025-03-04 05:02:54,865 INFO L1325 $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; [2025-03-04 05:02:54,873 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5226: havoc constant_test_bit_#t~mem0#1;havoc constant_test_bit_#t~bitwise1#1; [2025-03-04 05:02:54,880 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L11698: havoc #t~nondet868; [2025-03-04 05:02:54,881 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L11558: havoc #t~nondet842; [2025-03-04 05:02:54,893 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L11531: havoc #t~nondet839; [2025-03-04 05:02:54,897 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5415: havoc #t~mem69.base, #t~mem69.offset; [2025-03-04 05:02:54,898 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L11627: havoc #t~nondet851; [2025-03-04 05:02:54,911 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L11562: havoc #t~nondet843; [2025-03-04 05:02:54,915 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L11507: havoc #t~nondet835; [2025-03-04 05:02:54,923 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L11661: havoc #t~nondet858; [2025-03-04 05:02:54,939 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7148: havoc #t~mem476;havoc #t~bitwise477; [2025-03-04 05:02:55,054 INFO L1325 $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; [2025-03-04 05:02:55,058 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L11619: havoc mii_nway_restart_#t~nondet849#1; [2025-03-04 05:02:55,134 INFO L1325 $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; [2025-03-04 05:02:55,149 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5590: havoc is_multicast_ether_addr_#t~mem113#1; [2025-03-04 05:02:55,150 INFO L1325 $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; [2025-03-04 05:02:55,617 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9532-1: ldv_register_netdev_#res#1 := ldv_register_netdev_~arg0#1; [2025-03-04 05:02:55,618 INFO L1325 $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; [2025-03-04 05:02:55,618 INFO L1325 $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; [2025-03-04 05:02:55,618 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L11631: havoc netdev_warn_#t~nondet852#1; [2025-03-04 05:02:55,618 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L11516: havoc alloc_etherdev_mqs_#t~ret836#1.base, alloc_etherdev_mqs_#t~ret836#1.offset; [2025-03-04 05:02:55,618 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5554: havoc netif_msg_init_#t~bitwise85#1; [2025-03-04 05:02:55,618 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L11665: havoc regulator_enable_#t~nondet859#1; [2025-03-04 05:02:55,618 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L10592-1: ldv_register_netdev_46_#res#1 := ldv_register_netdev_46_~ldv_func_res~2#1; [2025-03-04 05:02:55,618 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L10577-1: ldv_request_threaded_irq_45_#res#1 := ldv_request_threaded_irq_45_~ldv_func_res~1#1; [2025-03-04 05:02:55,618 INFO L1325 $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; [2025-03-04 05:02:55,618 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L11668: havoc regulator_get_optional_#t~ret860#1.base, regulator_get_optional_#t~ret860#1.offset; [2025-03-04 05:02:55,618 INFO L1325 $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; [2025-03-04 05:02:55,618 INFO L1325 $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; [2025-03-04 05:02:55,619 INFO L1325 $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; [2025-03-04 05:02:55,619 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L11657: havoc register_netdev_#t~nondet857#1; [2025-03-04 05:02:55,619 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L11591: havoc ldv_pre_register_netdev_#t~nondet845#1; [2025-03-04 05:02:55,619 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9577-1: ldv_request_threaded_irq_#res#1 := ldv_request_threaded_irq_~arg0#1; [2025-03-04 05:02:55,619 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L11675: havoc request_threaded_irq_#t~nondet861#1; [2025-03-04 05:02:55,619 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9531-1: ldv_register_netdev_#res#1 := ldv_register_netdev_~arg0#1; [2025-03-04 05:02:56,037 INFO L1325 $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; [2025-03-04 05:02:56,095 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L11653: havoc queue_work_on_#t~nondet856#1; [2025-03-04 05:02:56,151 INFO L1325 $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; [2025-03-04 05:02:56,187 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5733: call ULTIMATE.dealloc(~#txb~0.base, ~#txb~0.offset);havoc ~#txb~0.base, ~#txb~0.offset; [2025-03-04 05:03:03,178 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5325: havoc kobject_name_#t~mem44#1.base, kobject_name_#t~mem44#1.offset; [2025-03-04 05:03:03,178 INFO L1325 $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; [2025-03-04 05:03:03,178 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5334: havoc dev_name_#t~mem47#1.base, dev_name_#t~mem47#1.offset; [2025-03-04 05:03:03,178 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L11554: havoc eth_type_trans_#t~nondet841#1; [2025-03-04 05:03:03,178 INFO L1325 $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; [2025-03-04 05:03:03,178 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L11690: havoc spi_register_driver_#t~nondet866#1; [2025-03-04 05:03:03,178 INFO L1325 $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; [2025-03-04 05:03:03,179 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5220-1: test_and_clear_bit_#res#1 := 1; [2025-03-04 05:03:03,179 INFO L1325 $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; [2025-03-04 05:03:03,179 INFO L1325 $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; [2025-03-04 05:03:03,179 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L11641: havoc netif_rx_ni_#t~nondet853#1; [2025-03-04 05:03:03,179 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L11645: havoc netpoll_trap_#t~nondet854#1; [2025-03-04 05:03:03,179 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9864-1: ldv_spi_register_driver_#res#1 := ldv_spi_register_driver_~arg0#1; [2025-03-04 05:03:03,179 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L10657-1: ldv_spi_register_driver_52_#res#1 := ldv_spi_register_driver_52_~ldv_func_res~3#1; [2025-03-04 05:03:03,179 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-03-04 05:03:03,179 INFO L1325 $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; [2025-03-04 05:03:03,786 INFO L? ?]: Removed 2055 outVars from TransFormulas that were not future-live. [2025-03-04 05:03:03,787 INFO L307 CfgBuilder]: Performing block encoding [2025-03-04 05:03:03,867 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-04 05:03:03,869 INFO L336 CfgBuilder]: Removed 1 assume(true) statements. [2025-03-04 05:03:03,869 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 05:03:03 BoogieIcfgContainer [2025-03-04 05:03:03,869 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-04 05:03:03,871 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-04 05:03:03,871 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-04 05:03:03,875 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-04 05:03:03,876 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.03 05:02:49" (1/3) ... [2025-03-04 05:03:03,876 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59cba8e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 05:03:03, skipping insertion in model container [2025-03-04 05:03:03,876 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:02:52" (2/3) ... [2025-03-04 05:03:03,876 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59cba8e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 05:03:03, skipping insertion in model container [2025-03-04 05:03:03,876 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 05:03:03" (3/3) ... [2025-03-04 05:03:03,877 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i [2025-03-04 05:03:03,890 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-04 05:03:03,894 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. [2025-03-04 05:03:03,985 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-04 05:03:03,995 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;@25190760, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-04 05:03:03,995 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2025-03-04 05:03:04,005 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) [2025-03-04 05:03:04,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2025-03-04 05:03:04,029 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 05:03:04,030 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] [2025-03-04 05:03:04,030 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)] === [2025-03-04 05:03:04,034 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 05:03:04,035 INFO L85 PathProgramCache]: Analyzing trace with hash 1529126377, now seen corresponding path program 1 times [2025-03-04 05:03:04,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 05:03:04,041 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345836744] [2025-03-04 05:03:04,041 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:03:04,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 05:03:06,289 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 215 statements into 1 equivalence classes. [2025-03-04 05:03:06,506 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 215 of 215 statements. [2025-03-04 05:03:06,506 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 05:03:06,507 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 05:03:07,050 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1275 trivial. 0 not checked. [2025-03-04 05:03:07,051 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 05:03:07,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345836744] [2025-03-04 05:03:07,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [345836744] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 05:03:07,051 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 05:03:07,052 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 05:03:07,053 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602879951] [2025-03-04 05:03:07,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 05:03:07,056 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 05:03:07,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 05:03:07,069 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 05:03:07,070 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 05:03:07,074 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) [2025-03-04 05:03:11,128 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 [] [2025-03-04 05:03:12,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 05:03:12,489 INFO L93 Difference]: Finished difference Result 5092 states and 7407 transitions. [2025-03-04 05:03:12,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 05:03:12,492 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 [2025-03-04 05:03:12,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 05:03:12,535 INFO L225 Difference]: With dead ends: 5092 [2025-03-04 05:03:12,535 INFO L226 Difference]: Without dead ends: 3291 [2025-03-04 05:03:12,555 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 [2025-03-04 05:03:12,560 INFO L435 NwaCegarLoop]: 2462 mSDtfsCounter, 2117 mSDsluCounter, 2393 mSDsCounter, 0 mSdLazyCounter, 174 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s 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 [2025-03-04 05:03:12,560 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] [2025-03-04 05:03:12,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3291 states. [2025-03-04 05:03:12,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3291 to 3272. [2025-03-04 05:03:12,775 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) [2025-03-04 05:03:12,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3272 states to 3272 states and 4571 transitions. [2025-03-04 05:03:12,807 INFO L78 Accepts]: Start accepts. Automaton has 3272 states and 4571 transitions. Word has length 215 [2025-03-04 05:03:12,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 05:03:12,810 INFO L471 AbstractCegarLoop]: Abstraction has 3272 states and 4571 transitions. [2025-03-04 05:03:12,810 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) [2025-03-04 05:03:12,811 INFO L276 IsEmpty]: Start isEmpty. Operand 3272 states and 4571 transitions. [2025-03-04 05:03:12,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2025-03-04 05:03:12,818 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 05:03:12,818 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] [2025-03-04 05:03:12,818 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-04 05:03:12,819 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)] === [2025-03-04 05:03:12,819 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 05:03:12,819 INFO L85 PathProgramCache]: Analyzing trace with hash 569204865, now seen corresponding path program 1 times [2025-03-04 05:03:12,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 05:03:12,819 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2040229983] [2025-03-04 05:03:12,819 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:03:12,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 05:03:14,850 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 217 statements into 1 equivalence classes. [2025-03-04 05:03:14,932 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 217 of 217 statements. [2025-03-04 05:03:14,933 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 05:03:14,933 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 05:03:15,288 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1275 trivial. 0 not checked. [2025-03-04 05:03:15,289 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 05:03:15,289 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2040229983] [2025-03-04 05:03:15,289 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2040229983] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 05:03:15,289 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 05:03:15,289 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 05:03:15,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591221285] [2025-03-04 05:03:15,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 05:03:15,290 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 05:03:15,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 05:03:15,293 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 05:03:15,293 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 05:03:15,293 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) [2025-03-04 05:03:19,319 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 [] [2025-03-04 05:03:20,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 05:03:20,831 INFO L93 Difference]: Finished difference Result 9599 states and 13416 transitions. [2025-03-04 05:03:20,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 05:03:20,831 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 [2025-03-04 05:03:20,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 05:03:20,874 INFO L225 Difference]: With dead ends: 9599 [2025-03-04 05:03:20,874 INFO L226 Difference]: Without dead ends: 6366 [2025-03-04 05:03:20,891 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 [2025-03-04 05:03:20,893 INFO L435 NwaCegarLoop]: 2433 mSDtfsCounter, 2351 mSDsluCounter, 2361 mSDsCounter, 0 mSdLazyCounter, 186 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s 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, 5.3s IncrementalHoareTripleChecker+Time [2025-03-04 05:03:20,894 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2351 Valid, 4794 Invalid, 196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 186 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2025-03-04 05:03:20,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6366 states. [2025-03-04 05:03:21,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6366 to 6362. [2025-03-04 05:03:21,082 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) [2025-03-04 05:03:21,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6362 states to 6362 states and 8881 transitions. [2025-03-04 05:03:21,115 INFO L78 Accepts]: Start accepts. Automaton has 6362 states and 8881 transitions. Word has length 217 [2025-03-04 05:03:21,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 05:03:21,116 INFO L471 AbstractCegarLoop]: Abstraction has 6362 states and 8881 transitions. [2025-03-04 05:03:21,116 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) [2025-03-04 05:03:21,117 INFO L276 IsEmpty]: Start isEmpty. Operand 6362 states and 8881 transitions. [2025-03-04 05:03:21,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2025-03-04 05:03:21,124 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 05:03:21,124 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] [2025-03-04 05:03:21,124 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-04 05:03:21,124 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)] === [2025-03-04 05:03:21,125 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 05:03:21,125 INFO L85 PathProgramCache]: Analyzing trace with hash -1834322204, now seen corresponding path program 1 times [2025-03-04 05:03:21,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 05:03:21,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967564705] [2025-03-04 05:03:21,125 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:03:21,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 05:03:22,943 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 219 statements into 1 equivalence classes. [2025-03-04 05:03:23,004 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 219 of 219 statements. [2025-03-04 05:03:23,008 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 05:03:23,009 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 05:03:23,338 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1275 trivial. 0 not checked. [2025-03-04 05:03:23,340 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 05:03:23,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967564705] [2025-03-04 05:03:23,341 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1967564705] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 05:03:23,341 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 05:03:23,341 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 05:03:23,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903178693] [2025-03-04 05:03:23,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 05:03:23,342 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 05:03:23,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 05:03:23,342 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 05:03:23,342 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 05:03:23,343 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) [2025-03-04 05:03:27,389 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-04 05:03:29,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 05:03:29,536 INFO L93 Difference]: Finished difference Result 18336 states and 25571 transitions. [2025-03-04 05:03:29,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 05:03:29,537 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 [2025-03-04 05:03:29,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 05:03:29,610 INFO L225 Difference]: With dead ends: 18336 [2025-03-04 05:03:29,611 INFO L226 Difference]: Without dead ends: 12013 [2025-03-04 05:03:29,647 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 [2025-03-04 05:03:29,649 INFO L435 NwaCegarLoop]: 2428 mSDtfsCounter, 2177 mSDsluCounter, 2324 mSDsCounter, 0 mSdLazyCounter, 274 mSolverCounterSat, 31 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s 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, 5.9s IncrementalHoareTripleChecker+Time [2025-03-04 05:03:29,649 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2177 Valid, 4752 Invalid, 306 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 274 Invalid, 1 Unknown, 0 Unchecked, 5.9s Time] [2025-03-04 05:03:29,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12013 states. [2025-03-04 05:03:30,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12013 to 11988. [2025-03-04 05:03:30,117 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) [2025-03-04 05:03:30,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11988 states to 11988 states and 16605 transitions. [2025-03-04 05:03:30,171 INFO L78 Accepts]: Start accepts. Automaton has 11988 states and 16605 transitions. Word has length 219 [2025-03-04 05:03:30,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 05:03:30,172 INFO L471 AbstractCegarLoop]: Abstraction has 11988 states and 16605 transitions. [2025-03-04 05:03:30,172 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) [2025-03-04 05:03:30,173 INFO L276 IsEmpty]: Start isEmpty. Operand 11988 states and 16605 transitions. [2025-03-04 05:03:30,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2025-03-04 05:03:30,175 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 05:03:30,175 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] [2025-03-04 05:03:30,176 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-04 05:03:30,176 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)] === [2025-03-04 05:03:30,176 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 05:03:30,176 INFO L85 PathProgramCache]: Analyzing trace with hash 1871092521, now seen corresponding path program 1 times [2025-03-04 05:03:30,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 05:03:30,176 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822471425] [2025-03-04 05:03:30,176 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:03:30,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 05:03:32,286 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 220 statements into 1 equivalence classes. [2025-03-04 05:03:32,343 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 220 of 220 statements. [2025-03-04 05:03:32,343 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 05:03:32,343 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 05:03:32,652 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1275 trivial. 0 not checked. [2025-03-04 05:03:32,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 05:03:32,652 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1822471425] [2025-03-04 05:03:32,652 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1822471425] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 05:03:32,652 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 05:03:32,652 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 05:03:32,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [720930672] [2025-03-04 05:03:32,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 05:03:32,653 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 05:03:32,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 05:03:32,653 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 05:03:32,653 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 05:03:32,653 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) [2025-03-04 05:03:36,679 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 [] [2025-03-04 05:03:38,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 05:03:38,578 INFO L93 Difference]: Finished difference Result 28822 states and 39857 transitions. [2025-03-04 05:03:38,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 05:03:38,579 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 [2025-03-04 05:03:38,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 05:03:38,683 INFO L225 Difference]: With dead ends: 28822 [2025-03-04 05:03:38,683 INFO L226 Difference]: Without dead ends: 16873 [2025-03-04 05:03:38,732 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 [2025-03-04 05:03:38,733 INFO L435 NwaCegarLoop]: 2430 mSDtfsCounter, 2301 mSDsluCounter, 2365 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 12 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2301 SdHoareTripleChecker+Valid, 4795 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2025-03-04 05:03:38,733 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2301 Valid, 4795 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 213 Invalid, 1 Unknown, 0 Unchecked, 5.6s Time] [2025-03-04 05:03:38,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16873 states. [2025-03-04 05:03:39,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16873 to 16848. [2025-03-04 05:03:39,452 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) [2025-03-04 05:03:39,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16848 states to 16848 states and 23203 transitions. [2025-03-04 05:03:39,568 INFO L78 Accepts]: Start accepts. Automaton has 16848 states and 23203 transitions. Word has length 220 [2025-03-04 05:03:39,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 05:03:39,572 INFO L471 AbstractCegarLoop]: Abstraction has 16848 states and 23203 transitions. [2025-03-04 05:03:39,573 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) [2025-03-04 05:03:39,573 INFO L276 IsEmpty]: Start isEmpty. Operand 16848 states and 23203 transitions. [2025-03-04 05:03:39,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2025-03-04 05:03:39,580 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 05:03:39,580 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] [2025-03-04 05:03:39,580 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-04 05:03:39,581 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)] === [2025-03-04 05:03:39,582 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 05:03:39,582 INFO L85 PathProgramCache]: Analyzing trace with hash -1003508386, now seen corresponding path program 1 times [2025-03-04 05:03:39,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 05:03:39,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549481371] [2025-03-04 05:03:39,582 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:03:39,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 05:03:41,599 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 244 statements into 1 equivalence classes. [2025-03-04 05:03:41,663 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 244 of 244 statements. [2025-03-04 05:03:41,664 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 05:03:41,664 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 05:03:42,018 INFO L134 CoverageAnalysis]: Checked inductivity of 1336 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1329 trivial. 0 not checked. [2025-03-04 05:03:42,019 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 05:03:42,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [549481371] [2025-03-04 05:03:42,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [549481371] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 05:03:42,019 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 05:03:42,019 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 05:03:42,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073920286] [2025-03-04 05:03:42,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 05:03:42,020 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 05:03:42,020 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 05:03:42,020 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 05:03:42,020 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 05:03:42,021 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) [2025-03-04 05:03:46,050 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 [] [2025-03-04 05:03:48,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 05:03:48,290 INFO L93 Difference]: Finished difference Result 41462 states and 57033 transitions. [2025-03-04 05:03:48,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 05:03:48,291 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 [2025-03-04 05:03:48,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 05:03:48,408 INFO L225 Difference]: With dead ends: 41462 [2025-03-04 05:03:48,408 INFO L226 Difference]: Without dead ends: 24653 [2025-03-04 05:03:48,459 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 [2025-03-04 05:03:48,461 INFO L435 NwaCegarLoop]: 2720 mSDtfsCounter, 2326 mSDsluCounter, 2373 mSDsCounter, 0 mSdLazyCounter, 204 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s 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, 5.5s IncrementalHoareTripleChecker+Time [2025-03-04 05:03:48,462 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2326 Valid, 5093 Invalid, 218 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 204 Invalid, 1 Unknown, 0 Unchecked, 5.5s Time] [2025-03-04 05:03:48,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24653 states. [2025-03-04 05:03:49,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24653 to 24620. [2025-03-04 05:03:49,062 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) [2025-03-04 05:03:49,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24620 states to 24620 states and 33753 transitions. [2025-03-04 05:03:49,160 INFO L78 Accepts]: Start accepts. Automaton has 24620 states and 33753 transitions. Word has length 244 [2025-03-04 05:03:49,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 05:03:49,163 INFO L471 AbstractCegarLoop]: Abstraction has 24620 states and 33753 transitions. [2025-03-04 05:03:49,163 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) [2025-03-04 05:03:49,163 INFO L276 IsEmpty]: Start isEmpty. Operand 24620 states and 33753 transitions. [2025-03-04 05:03:49,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2025-03-04 05:03:49,166 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 05:03:49,166 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] [2025-03-04 05:03:49,166 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-04 05:03:49,166 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)] === [2025-03-04 05:03:49,167 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 05:03:49,167 INFO L85 PathProgramCache]: Analyzing trace with hash -1144309974, now seen corresponding path program 1 times [2025-03-04 05:03:49,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 05:03:49,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1546559097] [2025-03-04 05:03:49,167 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:03:49,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 05:03:51,033 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 261 statements into 1 equivalence classes. [2025-03-04 05:03:51,081 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 261 of 261 statements. [2025-03-04 05:03:51,081 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 05:03:51,081 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 05:03:51,385 INFO L134 CoverageAnalysis]: Checked inductivity of 1278 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1278 trivial. 0 not checked. [2025-03-04 05:03:51,385 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 05:03:51,386 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1546559097] [2025-03-04 05:03:51,386 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1546559097] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 05:03:51,386 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 05:03:51,386 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 05:03:51,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735464415] [2025-03-04 05:03:51,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 05:03:51,386 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 05:03:51,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 05:03:51,387 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 05:03:51,387 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 05:03:51,387 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) [2025-03-04 05:03:55,415 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 [] [2025-03-04 05:03:57,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 05:03:57,685 INFO L93 Difference]: Finished difference Result 67980 states and 93287 transitions. [2025-03-04 05:03:57,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 05:03:57,686 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 [2025-03-04 05:03:57,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 05:03:57,887 INFO L225 Difference]: With dead ends: 67980 [2025-03-04 05:03:57,887 INFO L226 Difference]: Without dead ends: 43399 [2025-03-04 05:03:57,982 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 [2025-03-04 05:03:57,983 INFO L435 NwaCegarLoop]: 4072 mSDtfsCounter, 2361 mSDsluCounter, 2366 mSDsCounter, 0 mSdLazyCounter, 255 mSolverCounterSat, 12 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s 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, 5.5s IncrementalHoareTripleChecker+Time [2025-03-04 05:03:57,983 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2361 Valid, 6438 Invalid, 268 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 255 Invalid, 1 Unknown, 0 Unchecked, 5.5s Time] [2025-03-04 05:03:58,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43399 states. [2025-03-04 05:03:59,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43399 to 43352. [2025-03-04 05:03:59,455 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) [2025-03-04 05:03:59,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43352 states to 43352 states and 59373 transitions. [2025-03-04 05:03:59,600 INFO L78 Accepts]: Start accepts. Automaton has 43352 states and 59373 transitions. Word has length 261 [2025-03-04 05:03:59,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 05:03:59,601 INFO L471 AbstractCegarLoop]: Abstraction has 43352 states and 59373 transitions. [2025-03-04 05:03:59,601 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) [2025-03-04 05:03:59,601 INFO L276 IsEmpty]: Start isEmpty. Operand 43352 states and 59373 transitions. [2025-03-04 05:03:59,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2025-03-04 05:03:59,605 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 05:03:59,605 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] [2025-03-04 05:03:59,605 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-04 05:03:59,605 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)] === [2025-03-04 05:03:59,606 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 05:03:59,606 INFO L85 PathProgramCache]: Analyzing trace with hash 334143386, now seen corresponding path program 1 times [2025-03-04 05:03:59,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 05:03:59,606 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490805582] [2025-03-04 05:03:59,606 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:03:59,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 05:04:01,448 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 275 statements into 1 equivalence classes. [2025-03-04 05:04:01,489 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 275 of 275 statements. [2025-03-04 05:04:01,489 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 05:04:01,489 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 05:04:01,706 INFO L134 CoverageAnalysis]: Checked inductivity of 1482 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 1470 trivial. 0 not checked. [2025-03-04 05:04:01,707 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 05:04:01,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1490805582] [2025-03-04 05:04:01,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1490805582] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 05:04:01,707 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 05:04:01,707 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 05:04:01,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205792028] [2025-03-04 05:04:01,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 05:04:01,708 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 05:04:01,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 05:04:01,709 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 05:04:01,709 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 05:04:01,709 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) [2025-03-04 05:04:05,736 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 [] [2025-03-04 05:04:09,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 05:04:09,006 INFO L93 Difference]: Finished difference Result 127585 states and 174826 transitions. [2025-03-04 05:04:09,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 05:04:09,007 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 [2025-03-04 05:04:09,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 05:04:09,467 INFO L225 Difference]: With dead ends: 127585 [2025-03-04 05:04:09,467 INFO L226 Difference]: Without dead ends: 84430 [2025-03-04 05:04:09,635 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 [2025-03-04 05:04:09,636 INFO L435 NwaCegarLoop]: 4493 mSDtfsCounter, 2324 mSDsluCounter, 2387 mSDsCounter, 0 mSdLazyCounter, 255 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s 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, 5.5s IncrementalHoareTripleChecker+Time [2025-03-04 05:04:09,636 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2324 Valid, 6880 Invalid, 263 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 255 Invalid, 1 Unknown, 0 Unchecked, 5.5s Time] [2025-03-04 05:04:09,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84430 states.