./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 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash adad89b7f673beaaf8bb114b70e1447440d8d3333aba6712cecf0b1e8decf472 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 19:36:54,004 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 19:36:54,079 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-01-09 19:36:54,087 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 19:36:54,088 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 19:36:54,108 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 19:36:54,109 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 19:36:54,110 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 19:36:54,110 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 19:36:54,110 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 19:36:54,111 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 19:36:54,111 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 19:36:54,111 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 19:36:54,112 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 19:36:54,112 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 19:36:54,112 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 19:36:54,112 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 19:36:54,113 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 19:36:54,113 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 19:36:54,113 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 19:36:54,113 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 19:36:54,113 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 19:36:54,113 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 19:36:54,113 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 19:36:54,113 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 19:36:54,114 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 19:36:54,114 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 19:36:54,114 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 19:36:54,114 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 19:36:54,114 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:36:54,114 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 19:36:54,115 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 19:36:54,115 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 19:36:54,115 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 19:36:54,115 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:36:54,115 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 19:36:54,115 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 19:36:54,115 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 19:36:54,115 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 19:36:54,116 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 19:36:54,116 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 19:36:54,116 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 19:36:54,116 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 19:36:54,116 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 19:36:54,116 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 19:36:54,116 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> adad89b7f673beaaf8bb114b70e1447440d8d3333aba6712cecf0b1e8decf472 [2025-01-09 19:36:54,390 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 19:36:54,400 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 19:36:54,404 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 19:36:54,405 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 19:36:54,405 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 19:36:54,406 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i [2025-01-09 19:36:55,714 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c2f2e897f/a0658c9d870c4700ae831356360c0430/FLAG90708ad1d [2025-01-09 19:36:56,440 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 19:36:56,441 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i [2025-01-09 19:36:56,489 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c2f2e897f/a0658c9d870c4700ae831356360c0430/FLAG90708ad1d [2025-01-09 19:36:56,816 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c2f2e897f/a0658c9d870c4700ae831356360c0430 [2025-01-09 19:36:56,818 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 19:36:56,819 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 19:36:56,820 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 19:36:56,820 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 19:36:56,824 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 19:36:56,825 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 07:36:56" (1/1) ... [2025-01-09 19:36:56,825 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@513b7c13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:36:56, skipping insertion in model container [2025-01-09 19:36:56,826 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 07:36:56" (1/1) ... [2025-01-09 19:36:56,916 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 19:36:59,228 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[295786,295799] [2025-01-09 19:36:59,232 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[295952,295965] [2025-01-09 19:36:59,233 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[296116,296129] [2025-01-09 19:36:59,234 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[296281,296294] [2025-01-09 19:36:59,273 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 19:36:59,302 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 19:36:59,433 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] [2025-01-09 19:36:59,435 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] [2025-01-09 19:36:59,436 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5218] [2025-01-09 19:36:59,661 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[295786,295799] [2025-01-09 19:36:59,661 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[295952,295965] [2025-01-09 19:36:59,662 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[296116,296129] [2025-01-09 19:36:59,662 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[296281,296294] [2025-01-09 19:36:59,669 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 19:36:59,834 INFO L204 MainTranslator]: Completed translation [2025-01-09 19:36:59,836 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:36:59 WrapperNode [2025-01-09 19:36:59,837 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 19:36:59,838 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 19:36:59,838 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 19:36:59,839 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 19:36:59,845 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:36:59" (1/1) ... [2025-01-09 19:36:59,941 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:36:59" (1/1) ... [2025-01-09 19:37:00,124 INFO L138 Inliner]: procedures = 395, calls = 1651, calls flagged for inlining = 231, calls inlined = 193, statements flattened = 4561 [2025-01-09 19:37:00,125 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 19:37:00,126 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 19:37:00,126 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 19:37:00,126 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 19:37:00,135 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:36:59" (1/1) ... [2025-01-09 19:37:00,136 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:36:59" (1/1) ... [2025-01-09 19:37:00,173 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:36:59" (1/1) ... [2025-01-09 19:37:01,012 INFO L175 MemorySlicer]: Split 676 memory accesses to 14 slices as follows [4, 3, 424, 77, 1, 2, 2, 77, 7, 40, 8, 4, 2, 25]. 63 percent of accesses are in the largest equivalence class. The 125 initializations are split as follows [4, 3, 19, 77, 1, 2, 0, 0, 7, 0, 8, 4, 0, 0]. The 329 writes are split as follows [0, 0, 238, 0, 0, 0, 1, 66, 0, 0, 0, 0, 1, 23]. [2025-01-09 19:37:01,013 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:36:59" (1/1) ... [2025-01-09 19:37:01,013 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:36:59" (1/1) ... [2025-01-09 19:37:01,113 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:36:59" (1/1) ... [2025-01-09 19:37:01,125 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:36:59" (1/1) ... [2025-01-09 19:37:01,154 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:36:59" (1/1) ... [2025-01-09 19:37:01,181 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:36:59" (1/1) ... [2025-01-09 19:37:01,211 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:36:59" (1/1) ... [2025-01-09 19:37:01,255 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 19:37:01,257 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 19:37:01,258 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 19:37:01,258 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 19:37:01,258 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:36:59" (1/1) ... [2025-01-09 19:37:01,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:37:01,276 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 19:37:01,291 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 19:37:01,297 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 19:37:01,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-01-09 19:37:01,321 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-01-09 19:37:01,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-01-09 19:37:01,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-01-09 19:37:01,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_ks8851_driver_exit_14_2 [2025-01-09 19:37:01,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_ks8851_driver_exit_14_2 [2025-01-09 19:37:01,321 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2025-01-09 19:37:01,321 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2025-01-09 19:37:01,321 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_resume [2025-01-09 19:37:01,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_resume [2025-01-09 19:37:01,322 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2025-01-09 19:37:01,322 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2025-01-09 19:37:01,322 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2025-01-09 19:37:01,322 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2025-01-09 19:37:01,322 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2025-01-09 19:37:01,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2025-01-09 19:37:01,322 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2025-01-09 19:37:01,322 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2025-01-09 19:37:01,322 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_net_stop [2025-01-09 19:37:01,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_net_stop [2025-01-09 19:37:01,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2025-01-09 19:37:01,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2025-01-09 19:37:01,322 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2025-01-09 19:37:01,322 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2025-01-09 19:37:01,322 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2025-01-09 19:37:01,322 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2025-01-09 19:37:01,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2025-01-09 19:37:01,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2025-01-09 19:37:01,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2025-01-09 19:37:01,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2025-01-09 19:37:01,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-09 19:37:01,322 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_add_tail [2025-01-09 19:37:01,323 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_add_tail [2025-01-09 19:37:01,323 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-01-09 19:37:01,323 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-01-09 19:37:01,323 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2025-01-09 19:37:01,323 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2025-01-09 19:37:01,323 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2025-01-09 19:37:01,323 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2025-01-09 19:37:01,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-01-09 19:37:01,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-01-09 19:37:01,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-01-09 19:37:01,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-01-09 19:37:01,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-01-09 19:37:01,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-01-09 19:37:01,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-01-09 19:37:01,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-01-09 19:37:01,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-01-09 19:37:01,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-01-09 19:37:01,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-01-09 19:37:01,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-01-09 19:37:01,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-01-09 19:37:01,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2025-01-09 19:37:01,323 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2025-01-09 19:37:01,323 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2025-01-09 19:37:01,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-01-09 19:37:01,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-01-09 19:37:01,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-01-09 19:37:01,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-01-09 19:37:01,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-01-09 19:37:01,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-01-09 19:37:01,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-01-09 19:37:01,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-01-09 19:37:01,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-01-09 19:37:01,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-01-09 19:37:01,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-01-09 19:37:01,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-01-09 19:37:01,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-01-09 19:37:01,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-01-09 19:37:01,324 INFO L130 BoogieDeclarations]: Found specification of procedure flush_work [2025-01-09 19:37:01,324 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_work [2025-01-09 19:37:01,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2025-01-09 19:37:01,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2025-01-09 19:37:01,324 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2025-01-09 19:37:01,324 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2025-01-09 19:37:01,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-09 19:37:01,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-09 19:37:01,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-01-09 19:37:01,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-01-09 19:37:01,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-01-09 19:37:01,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-01-09 19:37:01,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-01-09 19:37:01,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-01-09 19:37:01,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-01-09 19:37:01,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-01-09 19:37:01,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-01-09 19:37:01,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-01-09 19:37:01,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-01-09 19:37:01,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-01-09 19:37:01,326 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_disable [2025-01-09 19:37:01,326 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_disable [2025-01-09 19:37:01,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-01-09 19:37:01,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-01-09 19:37:01,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-01-09 19:37:01,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-01-09 19:37:01,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-01-09 19:37:01,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-01-09 19:37:01,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2025-01-09 19:37:01,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2025-01-09 19:37:01,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2025-01-09 19:37:01,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2025-01-09 19:37:01,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2025-01-09 19:37:01,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2025-01-09 19:37:01,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2025-01-09 19:37:01,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2025-01-09 19:37:01,330 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-01-09 19:37:01,330 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-01-09 19:37:01,330 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-01-09 19:37:01,330 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-01-09 19:37:01,330 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-01-09 19:37:01,330 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-01-09 19:37:01,330 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2025-01-09 19:37:01,330 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2025-01-09 19:37:01,330 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2025-01-09 19:37:01,330 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2025-01-09 19:37:01,330 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2025-01-09 19:37:01,330 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2025-01-09 19:37:01,330 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2025-01-09 19:37:01,330 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2025-01-09 19:37:01,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2025-01-09 19:37:01,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2025-01-09 19:37:01,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_ks8851_net [2025-01-09 19:37:01,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_ks8851_net [2025-01-09 19:37:01,330 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rdreg8 [2025-01-09 19:37:01,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rdreg8 [2025-01-09 19:37:01,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-01-09 19:37:01,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2025-01-09 19:37:01,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2025-01-09 19:37:01,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2025-01-09 19:37:01,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2025-01-09 19:37:01,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2025-01-09 19:37:01,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2025-01-09 19:37:01,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2025-01-09 19:37:01,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2025-01-09 19:37:01,331 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rdreg16 [2025-01-09 19:37:01,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rdreg16 [2025-01-09 19:37:01,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 19:37:01,331 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2025-01-09 19:37:01,331 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2025-01-09 19:37:01,331 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_probe [2025-01-09 19:37:01,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_probe [2025-01-09 19:37:01,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2025-01-09 19:37:01,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2025-01-09 19:37:01,331 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-01-09 19:37:01,331 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-01-09 19:37:01,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-01-09 19:37:01,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-01-09 19:37:01,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-01-09 19:37:01,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-01-09 19:37:01,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-01-09 19:37:01,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-01-09 19:37:01,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-01-09 19:37:01,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-01-09 19:37:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-01-09 19:37:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-01-09 19:37:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-01-09 19:37:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-01-09 19:37:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-01-09 19:37:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-01-09 19:37:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-01-09 19:37:01,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-01-09 19:37:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2025-01-09 19:37:01,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2025-01-09 19:37:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_put [2025-01-09 19:37:01,335 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_put [2025-01-09 19:37:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_ks8851_net [2025-01-09 19:37:01,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_ks8851_net [2025-01-09 19:37:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2025-01-09 19:37:01,335 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2025-01-09 19:37:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-01-09 19:37:01,335 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-01-09 19:37:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_write_mac_addr [2025-01-09 19:37:01,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_write_mac_addr [2025-01-09 19:37:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2025-01-09 19:37:01,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2025-01-09 19:37:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_suspend [2025-01-09 19:37:01,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_suspend [2025-01-09 19:37:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 19:37:01,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 19:37:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2025-01-09 19:37:01,335 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2025-01-09 19:37:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2025-01-09 19:37:01,335 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2025-01-09 19:37:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-01-09 19:37:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-01-09 19:37:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-01-09 19:37:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-01-09 19:37:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-01-09 19:37:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-01-09 19:37:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-01-09 19:37:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-01-09 19:37:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-01-09 19:37:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-01-09 19:37:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-01-09 19:37:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-01-09 19:37:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-01-09 19:37:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2025-01-09 19:37:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-01-09 19:37:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-01-09 19:37:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-01-09 19:37:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-01-09 19:37:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-01-09 19:37:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-01-09 19:37:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-01-09 19:37:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-01-09 19:37:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-01-09 19:37:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-01-09 19:37:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-01-09 19:37:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-01-09 19:37:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-01-09 19:37:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-01-09 19:37:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-01-09 19:37:01,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-01-09 19:37:01,337 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_net_open [2025-01-09 19:37:01,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_net_open [2025-01-09 19:37:01,337 INFO L130 BoogieDeclarations]: Found specification of procedure spi_sync [2025-01-09 19:37:01,337 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_sync [2025-01-09 19:37:01,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-01-09 19:37:01,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-01-09 19:37:01,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-01-09 19:37:01,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-01-09 19:37:01,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-01-09 19:37:01,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-01-09 19:37:01,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-01-09 19:37:01,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-01-09 19:37:01,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2025-01-09 19:37:01,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2025-01-09 19:37:01,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2025-01-09 19:37:01,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2025-01-09 19:37:01,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2025-01-09 19:37:01,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2025-01-09 19:37:01,342 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-01-09 19:37:01,342 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-01-09 19:37:01,342 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-01-09 19:37:01,342 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-01-09 19:37:01,342 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-01-09 19:37:01,342 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-01-09 19:37:01,342 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-01-09 19:37:01,342 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-01-09 19:37:01,342 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2025-01-09 19:37:01,342 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2025-01-09 19:37:01,342 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2025-01-09 19:37:01,342 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2025-01-09 19:37:01,342 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2025-01-09 19:37:01,342 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2025-01-09 19:37:01,342 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2025-01-09 19:37:01,342 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2025-01-09 19:37:01,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2025-01-09 19:37:01,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2025-01-09 19:37:01,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2025-01-09 19:37:01,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2025-01-09 19:37:01,342 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_set_rx_mode [2025-01-09 19:37:01,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_set_rx_mode [2025-01-09 19:37:01,342 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2025-01-09 19:37:01,342 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2025-01-09 19:37:01,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-09 19:37:01,342 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2025-01-09 19:37:01,342 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2025-01-09 19:37:01,342 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_set_powermode [2025-01-09 19:37:01,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_set_powermode [2025-01-09 19:37:01,342 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2025-01-09 19:37:01,342 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2025-01-09 19:37:01,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-01-09 19:37:01,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-01-09 19:37:01,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-01-09 19:37:01,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-01-09 19:37:01,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-01-09 19:37:01,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-01-09 19:37:01,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-01-09 19:37:01,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-01-09 19:37:01,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-01-09 19:37:01,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-01-09 19:37:01,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-01-09 19:37:01,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-01-09 19:37:01,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-01-09 19:37:01,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-01-09 19:37:01,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2025-01-09 19:37:01,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2025-01-09 19:37:01,343 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2025-01-09 19:37:01,343 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2025-01-09 19:37:01,343 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2025-01-09 19:37:01,343 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2025-01-09 19:37:01,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2025-01-09 19:37:01,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2025-01-09 19:37:01,343 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2025-01-09 19:37:01,343 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2025-01-09 19:37:01,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2025-01-09 19:37:01,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2025-01-09 19:37:01,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2025-01-09 19:37:01,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2025-01-09 19:37:01,343 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2025-01-09 19:37:01,343 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2025-01-09 19:37:01,343 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2025-01-09 19:37:01,343 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2025-01-09 19:37:01,343 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rx_1msg [2025-01-09 19:37:01,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rx_1msg [2025-01-09 19:37:01,343 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_get_eeprom_len [2025-01-09 19:37:01,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_get_eeprom_len [2025-01-09 19:37:01,343 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_soft_reset [2025-01-09 19:37:01,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_soft_reset [2025-01-09 19:37:01,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2025-01-09 19:37:01,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2025-01-09 19:37:01,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-09 19:37:01,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-09 19:37:01,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-01-09 19:37:01,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-01-09 19:37:01,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-01-09 19:37:01,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-01-09 19:37:01,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-01-09 19:37:01,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-01-09 19:37:01,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-01-09 19:37:01,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-01-09 19:37:01,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-01-09 19:37:01,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-01-09 19:37:01,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-01-09 19:37:01,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-01-09 19:37:01,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-01-09 19:37:01,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-01-09 19:37:01,346 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rdreg [2025-01-09 19:37:01,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rdreg [2025-01-09 19:37:01,346 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_nway_reset [2025-01-09 19:37:01,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_nway_reset [2025-01-09 19:37:01,347 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_init [2025-01-09 19:37:01,347 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_init [2025-01-09 19:37:01,347 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_remove [2025-01-09 19:37:01,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_remove [2025-01-09 19:37:01,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2025-01-09 19:37:01,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2025-01-09 19:37:01,347 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2025-01-09 19:37:01,347 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2025-01-09 19:37:01,347 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_wrreg16 [2025-01-09 19:37:01,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_wrreg16 [2025-01-09 19:37:01,347 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2025-01-09 19:37:01,347 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2025-01-09 19:37:01,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 19:37:01,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-09 19:37:01,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-01-09 19:37:01,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-01-09 19:37:01,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-01-09 19:37:01,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-01-09 19:37:01,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-01-09 19:37:01,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-01-09 19:37:01,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-01-09 19:37:01,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-01-09 19:37:01,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-01-09 19:37:01,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-01-09 19:37:01,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-01-09 19:37:01,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-01-09 19:37:01,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2025-01-09 19:37:01,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2025-01-09 19:37:02,149 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 19:37:02,152 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 19:37:02,478 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-01-09 19:37:13,936 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-01-09 19:37:14,609 INFO L? ?]: Removed 2055 outVars from TransFormulas that were not future-live. [2025-01-09 19:37:14,609 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 19:37:14,661 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 19:37:14,661 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2025-01-09 19:37:14,661 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 07:37:14 BoogieIcfgContainer [2025-01-09 19:37:14,661 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 19:37:14,663 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 19:37:14,663 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 19:37:14,668 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 19:37:14,668 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 07:36:56" (1/3) ... [2025-01-09 19:37:14,668 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f7aa52c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 07:37:14, skipping insertion in model container [2025-01-09 19:37:14,668 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:36:59" (2/3) ... [2025-01-09 19:37:14,669 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f7aa52c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 07:37:14, skipping insertion in model container [2025-01-09 19:37:14,669 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 07:37:14" (3/3) ... [2025-01-09 19:37:14,670 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i [2025-01-09 19:37:14,685 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 19:37:14,688 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, 1937 locations, 1 initial locations, 42 loop locations, and 3 error locations. [2025-01-09 19:37:14,796 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 19:37:14,805 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;@4ff9a100, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 19:37:14,805 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2025-01-09 19:37:14,817 INFO L276 IsEmpty]: Start isEmpty. Operand has 1818 states, 1341 states have (on average 1.3281133482475764) internal successors, (1781), 1354 states have internal predecessors, (1781), 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) [2025-01-09 19:37:14,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2025-01-09 19:37:14,839 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:37:14,840 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] [2025-01-09 19:37:14,841 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)] === [2025-01-09 19:37:14,845 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:37:14,846 INFO L85 PathProgramCache]: Analyzing trace with hash 600722093, now seen corresponding path program 1 times [2025-01-09 19:37:14,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:37:14,852 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121181779] [2025-01-09 19:37:14,852 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:37:14,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:37:17,389 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 215 statements into 1 equivalence classes. [2025-01-09 19:37:17,741 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 215 of 215 statements. [2025-01-09 19:37:17,742 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:37:17,742 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:37:18,501 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1275 trivial. 0 not checked. [2025-01-09 19:37:18,501 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:37:18,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [121181779] [2025-01-09 19:37:18,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [121181779] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:37:18,502 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:37:18,505 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:37:18,507 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725227881] [2025-01-09 19:37:18,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:37:18,511 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:37:18,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:37:18,533 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:37:18,537 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:37:18,543 INFO L87 Difference]: Start difference. First operand has 1818 states, 1341 states have (on average 1.3281133482475764) internal successors, (1781), 1354 states have internal predecessors, (1781), 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) [2025-01-09 19:37:22,635 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 19:37:23,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:37:23,154 INFO L93 Difference]: Finished difference Result 5080 states and 7395 transitions. [2025-01-09 19:37:23,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:37:23,157 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 [2025-01-09 19:37:23,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:37:23,196 INFO L225 Difference]: With dead ends: 5080 [2025-01-09 19:37:23,196 INFO L226 Difference]: Without dead ends: 3283 [2025-01-09 19:37:23,216 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 [2025-01-09 19:37:23,218 INFO L435 NwaCegarLoop]: 2534 mSDtfsCounter, 2113 mSDsluCounter, 2465 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2113 SdHoareTripleChecker+Valid, 4999 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2025-01-09 19:37:23,219 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2113 Valid, 4999 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 22 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2025-01-09 19:37:23,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3283 states. [2025-01-09 19:37:23,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3283 to 3264. [2025-01-09 19:37:23,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3264 states, 2408 states have (on average 1.3027408637873754) internal successors, (3137), 2434 states have internal predecessors, (3137), 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) [2025-01-09 19:37:23,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3264 states to 3264 states and 4563 transitions. [2025-01-09 19:37:23,528 INFO L78 Accepts]: Start accepts. Automaton has 3264 states and 4563 transitions. Word has length 215 [2025-01-09 19:37:23,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:37:23,531 INFO L471 AbstractCegarLoop]: Abstraction has 3264 states and 4563 transitions. [2025-01-09 19:37:23,531 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) [2025-01-09 19:37:23,531 INFO L276 IsEmpty]: Start isEmpty. Operand 3264 states and 4563 transitions. [2025-01-09 19:37:23,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2025-01-09 19:37:23,540 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:37:23,541 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] [2025-01-09 19:37:23,541 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-01-09 19:37:23,542 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)] === [2025-01-09 19:37:23,542 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:37:23,543 INFO L85 PathProgramCache]: Analyzing trace with hash 1664365038, now seen corresponding path program 1 times [2025-01-09 19:37:23,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:37:23,543 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2136892461] [2025-01-09 19:37:23,544 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:37:23,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:37:25,534 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 217 statements into 1 equivalence classes. [2025-01-09 19:37:25,602 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 217 of 217 statements. [2025-01-09 19:37:25,603 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:37:25,603 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:37:26,034 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1275 trivial. 0 not checked. [2025-01-09 19:37:26,034 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:37:26,034 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2136892461] [2025-01-09 19:37:26,034 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2136892461] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:37:26,034 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:37:26,034 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:37:26,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140211044] [2025-01-09 19:37:26,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:37:26,038 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:37:26,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:37:26,038 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:37:26,039 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:37:26,039 INFO L87 Difference]: Start difference. First operand 3264 states and 4563 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) [2025-01-09 19:37:30,080 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 [] [2025-01-09 19:37:30,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:37:30,539 INFO L93 Difference]: Finished difference Result 9575 states and 13392 transitions. [2025-01-09 19:37:30,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:37:30,540 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 [2025-01-09 19:37:30,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:37:30,580 INFO L225 Difference]: With dead ends: 9575 [2025-01-09 19:37:30,581 INFO L226 Difference]: Without dead ends: 6350 [2025-01-09 19:37:30,598 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 [2025-01-09 19:37:30,599 INFO L435 NwaCegarLoop]: 2505 mSDtfsCounter, 2347 mSDsluCounter, 2433 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2347 SdHoareTripleChecker+Valid, 4938 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2025-01-09 19:37:30,599 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2347 Valid, 4938 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 34 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2025-01-09 19:37:30,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6350 states. [2025-01-09 19:37:30,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6350 to 6346. [2025-01-09 19:37:30,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6346 states, 4702 states have (on average 1.3043385793279456) internal successors, (6133), 4746 states have internal predecessors, (6133), 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) [2025-01-09 19:37:30,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6346 states to 6346 states and 8865 transitions. [2025-01-09 19:37:30,847 INFO L78 Accepts]: Start accepts. Automaton has 6346 states and 8865 transitions. Word has length 217 [2025-01-09 19:37:30,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:37:30,849 INFO L471 AbstractCegarLoop]: Abstraction has 6346 states and 8865 transitions. [2025-01-09 19:37:30,849 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) [2025-01-09 19:37:30,849 INFO L276 IsEmpty]: Start isEmpty. Operand 6346 states and 8865 transitions. [2025-01-09 19:37:30,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2025-01-09 19:37:30,853 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:37:30,854 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] [2025-01-09 19:37:30,854 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-09 19:37:30,854 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)] === [2025-01-09 19:37:30,855 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:37:30,856 INFO L85 PathProgramCache]: Analyzing trace with hash 1495201034, now seen corresponding path program 1 times [2025-01-09 19:37:30,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:37:30,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [516864922] [2025-01-09 19:37:30,856 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:37:30,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:37:33,298 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 219 statements into 1 equivalence classes. [2025-01-09 19:37:33,361 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 219 of 219 statements. [2025-01-09 19:37:33,362 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:37:33,362 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:37:33,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1275 trivial. 0 not checked. [2025-01-09 19:37:33,716 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:37:33,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [516864922] [2025-01-09 19:37:33,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [516864922] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:37:33,717 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:37:33,717 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:37:33,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372441898] [2025-01-09 19:37:33,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:37:33,717 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:37:33,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:37:33,718 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:37:33,718 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:37:33,718 INFO L87 Difference]: Start difference. First operand 6346 states and 8865 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) [2025-01-09 19:37:37,754 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 [] [2025-01-09 19:37:38,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:37:38,923 INFO L93 Difference]: Finished difference Result 18288 states and 25523 transitions. [2025-01-09 19:37:38,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:37:38,924 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 [2025-01-09 19:37:38,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:37:38,998 INFO L225 Difference]: With dead ends: 18288 [2025-01-09 19:37:38,998 INFO L226 Difference]: Without dead ends: 11981 [2025-01-09 19:37:39,036 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 [2025-01-09 19:37:39,037 INFO L435 NwaCegarLoop]: 2501 mSDtfsCounter, 2173 mSDsluCounter, 2396 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 31 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2173 SdHoareTripleChecker+Valid, 4897 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2025-01-09 19:37:39,038 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2173 Valid, 4897 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 121 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2025-01-09 19:37:39,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11981 states. [2025-01-09 19:37:39,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11981 to 11956. [2025-01-09 19:37:39,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11956 states, 8828 states have (on average 1.299614861803353) internal successors, (11473), 8922 states have internal predecessors, (11473), 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) [2025-01-09 19:37:39,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11956 states to 11956 states and 16573 transitions. [2025-01-09 19:37:39,665 INFO L78 Accepts]: Start accepts. Automaton has 11956 states and 16573 transitions. Word has length 219 [2025-01-09 19:37:39,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:37:39,666 INFO L471 AbstractCegarLoop]: Abstraction has 11956 states and 16573 transitions. [2025-01-09 19:37:39,669 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) [2025-01-09 19:37:39,670 INFO L276 IsEmpty]: Start isEmpty. Operand 11956 states and 16573 transitions. [2025-01-09 19:37:39,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2025-01-09 19:37:39,673 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:37:39,673 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] [2025-01-09 19:37:39,673 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-01-09 19:37:39,673 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)] === [2025-01-09 19:37:39,674 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:37:39,674 INFO L85 PathProgramCache]: Analyzing trace with hash 913106007, now seen corresponding path program 1 times [2025-01-09 19:37:39,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:37:39,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [451227761] [2025-01-09 19:37:39,674 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:37:39,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:37:41,671 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 220 statements into 1 equivalence classes. [2025-01-09 19:37:41,738 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 220 of 220 statements. [2025-01-09 19:37:41,739 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:37:41,739 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:37:42,079 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1275 trivial. 0 not checked. [2025-01-09 19:37:42,080 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:37:42,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [451227761] [2025-01-09 19:37:42,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [451227761] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:37:42,080 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:37:42,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:37:42,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651488549] [2025-01-09 19:37:42,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:37:42,081 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:37:42,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:37:42,082 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:37:42,082 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:37:42,082 INFO L87 Difference]: Start difference. First operand 11956 states and 16573 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) [2025-01-09 19:37:46,116 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 [] [2025-01-09 19:37:47,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:37:47,048 INFO L93 Difference]: Finished difference Result 28742 states and 39777 transitions. [2025-01-09 19:37:47,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:37:47,049 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 [2025-01-09 19:37:47,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:37:47,174 INFO L225 Difference]: With dead ends: 28742 [2025-01-09 19:37:47,174 INFO L226 Difference]: Without dead ends: 16825 [2025-01-09 19:37:47,234 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 [2025-01-09 19:37:47,235 INFO L435 NwaCegarLoop]: 2502 mSDtfsCounter, 2297 mSDsluCounter, 2437 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 12 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2297 SdHoareTripleChecker+Valid, 4939 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2025-01-09 19:37:47,235 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2297 Valid, 4939 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 61 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2025-01-09 19:37:47,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16825 states. [2025-01-09 19:37:47,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16825 to 16800. [2025-01-09 19:37:47,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16800 states, 12346 states have (on average 1.2923213996436094) internal successors, (15955), 12496 states have internal predecessors, (15955), 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) [2025-01-09 19:37:47,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16800 states to 16800 states and 23155 transitions. [2025-01-09 19:37:47,925 INFO L78 Accepts]: Start accepts. Automaton has 16800 states and 23155 transitions. Word has length 220 [2025-01-09 19:37:47,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:37:47,926 INFO L471 AbstractCegarLoop]: Abstraction has 16800 states and 23155 transitions. [2025-01-09 19:37:47,927 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) [2025-01-09 19:37:47,927 INFO L276 IsEmpty]: Start isEmpty. Operand 16800 states and 23155 transitions. [2025-01-09 19:37:47,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2025-01-09 19:37:47,934 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:37:47,934 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] [2025-01-09 19:37:47,934 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-01-09 19:37:47,935 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)] === [2025-01-09 19:37:47,935 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:37:47,935 INFO L85 PathProgramCache]: Analyzing trace with hash -698562905, now seen corresponding path program 1 times [2025-01-09 19:37:47,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:37:47,935 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069750454] [2025-01-09 19:37:47,935 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:37:47,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:37:50,248 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 244 statements into 1 equivalence classes. [2025-01-09 19:37:50,304 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 244 of 244 statements. [2025-01-09 19:37:50,305 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:37:50,305 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:37:50,630 INFO L134 CoverageAnalysis]: Checked inductivity of 1336 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1329 trivial. 0 not checked. [2025-01-09 19:37:50,631 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:37:50,631 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2069750454] [2025-01-09 19:37:50,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2069750454] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:37:50,631 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:37:50,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:37:50,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262456495] [2025-01-09 19:37:50,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:37:50,632 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:37:50,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:37:50,633 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:37:50,633 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:37:50,633 INFO L87 Difference]: Start difference. First operand 16800 states and 23155 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) [2025-01-09 19:37:54,668 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 [] [2025-01-09 19:37:55,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:37:55,654 INFO L93 Difference]: Finished difference Result 41342 states and 56913 transitions. [2025-01-09 19:37:55,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:37:55,655 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 [2025-01-09 19:37:55,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:37:55,791 INFO L225 Difference]: With dead ends: 41342 [2025-01-09 19:37:55,791 INFO L226 Difference]: Without dead ends: 24581 [2025-01-09 19:37:55,854 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 [2025-01-09 19:37:55,855 INFO L435 NwaCegarLoop]: 2792 mSDtfsCounter, 2322 mSDsluCounter, 2445 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2322 SdHoareTripleChecker+Valid, 5237 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2025-01-09 19:37:55,855 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2322 Valid, 5237 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 52 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2025-01-09 19:37:55,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24581 states. [2025-01-09 19:37:56,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24581 to 24548. [2025-01-09 19:37:56,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24548 states, 18072 states have (on average 1.2886786188579018) internal successors, (23289), 18316 states have internal predecessors, (23289), 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) [2025-01-09 19:37:56,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24548 states to 24548 states and 33681 transitions. [2025-01-09 19:37:56,985 INFO L78 Accepts]: Start accepts. Automaton has 24548 states and 33681 transitions. Word has length 244 [2025-01-09 19:37:56,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:37:56,986 INFO L471 AbstractCegarLoop]: Abstraction has 24548 states and 33681 transitions. [2025-01-09 19:37:56,986 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) [2025-01-09 19:37:56,986 INFO L276 IsEmpty]: Start isEmpty. Operand 24548 states and 33681 transitions. [2025-01-09 19:37:56,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2025-01-09 19:37:56,992 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:37:56,992 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] [2025-01-09 19:37:56,992 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-01-09 19:37:56,993 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)] === [2025-01-09 19:37:56,993 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:37:56,993 INFO L85 PathProgramCache]: Analyzing trace with hash -654387779, now seen corresponding path program 1 times [2025-01-09 19:37:56,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:37:56,993 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1395511789] [2025-01-09 19:37:56,994 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:37:56,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:37:59,524 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 261 statements into 1 equivalence classes. [2025-01-09 19:37:59,622 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 261 of 261 statements. [2025-01-09 19:37:59,622 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:37:59,622 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:38:00,128 INFO L134 CoverageAnalysis]: Checked inductivity of 1278 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1278 trivial. 0 not checked. [2025-01-09 19:38:00,129 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:38:00,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1395511789] [2025-01-09 19:38:00,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1395511789] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:38:00,129 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:38:00,129 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:38:00,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571105462] [2025-01-09 19:38:00,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:38:00,130 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:38:00,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:38:00,131 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:38:00,131 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:38:00,131 INFO L87 Difference]: Start difference. First operand 24548 states and 33681 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) [2025-01-09 19:38:04,165 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 [] [2025-01-09 19:38:05,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:38:05,475 INFO L93 Difference]: Finished difference Result 67785 states and 93092 transitions. [2025-01-09 19:38:05,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:38:05,476 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 [2025-01-09 19:38:05,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:38:05,758 INFO L225 Difference]: With dead ends: 67785 [2025-01-09 19:38:05,758 INFO L226 Difference]: Without dead ends: 43276 [2025-01-09 19:38:05,871 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 [2025-01-09 19:38:05,872 INFO L435 NwaCegarLoop]: 4176 mSDtfsCounter, 2357 mSDsluCounter, 2438 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 12 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2357 SdHoareTripleChecker+Valid, 6614 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2025-01-09 19:38:05,872 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2357 Valid, 6614 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 54 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2025-01-09 19:38:05,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43276 states. [2025-01-09 19:38:08,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43276 to 43229. [2025-01-09 19:38:08,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43229 states, 31999 states have (on average 1.2882277571174099) internal successors, (41222), 32451 states have internal predecessors, (41222), 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) [2025-01-09 19:38:08,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43229 states to 43229 states and 59250 transitions. [2025-01-09 19:38:08,434 INFO L78 Accepts]: Start accepts. Automaton has 43229 states and 59250 transitions. Word has length 261 [2025-01-09 19:38:08,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:38:08,435 INFO L471 AbstractCegarLoop]: Abstraction has 43229 states and 59250 transitions. [2025-01-09 19:38:08,436 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) [2025-01-09 19:38:08,436 INFO L276 IsEmpty]: Start isEmpty. Operand 43229 states and 59250 transitions. [2025-01-09 19:38:08,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2025-01-09 19:38:08,441 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:38:08,441 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] [2025-01-09 19:38:08,442 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-01-09 19:38:08,442 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)] === [2025-01-09 19:38:08,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:38:08,443 INFO L85 PathProgramCache]: Analyzing trace with hash 447646657, now seen corresponding path program 1 times [2025-01-09 19:38:08,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:38:08,443 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1422421901] [2025-01-09 19:38:08,443 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:38:08,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms