./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 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash adad89b7f673beaaf8bb114b70e1447440d8d3333aba6712cecf0b1e8decf472 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 04:13:10,346 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 04:13:10,418 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-19 04:13:10,425 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 04:13:10,425 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 04:13:10,449 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 04:13:10,450 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 04:13:10,450 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 04:13:10,450 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 04:13:10,453 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 04:13:10,453 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 04:13:10,454 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 04:13:10,454 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 04:13:10,454 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 04:13:10,454 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 04:13:10,455 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 04:13:10,455 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 04:13:10,455 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 04:13:10,455 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 04:13:10,455 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 04:13:10,457 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 04:13:10,457 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 04:13:10,457 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 04:13:10,457 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 04:13:10,458 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 04:13:10,458 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 04:13:10,458 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 04:13:10,459 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 04:13:10,459 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 04:13:10,459 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 04:13:10,459 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 04:13:10,460 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 04:13:10,460 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 04:13:10,460 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 04:13:10,461 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 04:13:10,461 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 04:13:10,461 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 04:13:10,461 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 04:13:10,461 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 04:13:10,462 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> adad89b7f673beaaf8bb114b70e1447440d8d3333aba6712cecf0b1e8decf472 [2024-11-19 04:13:10,686 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 04:13:10,711 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 04:13:10,713 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 04:13:10,715 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 04:13:10,716 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 04:13:10,717 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i [2024-11-19 04:13:12,058 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 04:13:12,462 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 04:13:12,463 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i [2024-11-19 04:13:12,508 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dae9caa57/402766d7ff054e218ff6fb76722613a9/FLAG2ad515e39 [2024-11-19 04:13:12,521 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dae9caa57/402766d7ff054e218ff6fb76722613a9 [2024-11-19 04:13:12,523 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 04:13:12,524 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 04:13:12,525 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 04:13:12,525 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 04:13:12,530 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 04:13:12,531 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:13:12" (1/1) ... [2024-11-19 04:13:12,531 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d38fed7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:13:12, skipping insertion in model container [2024-11-19 04:13:12,532 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:13:12" (1/1) ... [2024-11-19 04:13:12,644 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 04:13:14,704 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[295786,295799] [2024-11-19 04:13:14,707 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[295952,295965] [2024-11-19 04:13:14,708 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[296116,296129] [2024-11-19 04:13:14,709 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[296281,296294] [2024-11-19 04:13:14,777 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 04:13:14,836 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 04:13:14,933 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] [2024-11-19 04:13:14,935 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] [2024-11-19 04:13:14,935 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5218] [2024-11-19 04:13:15,150 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[295786,295799] [2024-11-19 04:13:15,151 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[295952,295965] [2024-11-19 04:13:15,151 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[296116,296129] [2024-11-19 04:13:15,151 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[296281,296294] [2024-11-19 04:13:15,158 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 04:13:15,280 INFO L204 MainTranslator]: Completed translation [2024-11-19 04:13:15,281 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:13:15 WrapperNode [2024-11-19 04:13:15,282 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 04:13:15,282 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 04:13:15,283 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 04:13:15,283 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 04:13:15,290 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:13:15" (1/1) ... [2024-11-19 04:13:15,352 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:13:15" (1/1) ... [2024-11-19 04:13:15,528 INFO L138 Inliner]: procedures = 395, calls = 1651, calls flagged for inlining = 231, calls inlined = 193, statements flattened = 4687 [2024-11-19 04:13:15,528 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 04:13:15,529 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 04:13:15,529 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 04:13:15,529 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 04:13:15,540 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:13:15" (1/1) ... [2024-11-19 04:13:15,541 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:13:15" (1/1) ... [2024-11-19 04:13:15,567 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:13:15" (1/1) ... [2024-11-19 04:13:16,191 INFO L175 MemorySlicer]: Split 676 memory accesses to 14 slices as follows [4, 3, 1, 77, 2, 40, 7, 424, 2, 8, 77, 25, 4, 2]. 63 percent of accesses are in the largest equivalence class. The 125 initializations are split as follows [4, 3, 1, 77, 2, 0, 7, 19, 0, 8, 0, 0, 4, 0]. The 329 writes are split as follows [0, 0, 0, 0, 0, 0, 0, 238, 1, 0, 66, 23, 0, 1]. [2024-11-19 04:13:16,192 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:13:15" (1/1) ... [2024-11-19 04:13:16,192 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:13:15" (1/1) ... [2024-11-19 04:13:16,291 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:13:15" (1/1) ... [2024-11-19 04:13:16,340 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:13:15" (1/1) ... [2024-11-19 04:13:16,364 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:13:15" (1/1) ... [2024-11-19 04:13:16,379 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:13:15" (1/1) ... [2024-11-19 04:13:16,421 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 04:13:16,422 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 04:13:16,423 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 04:13:16,423 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 04:13:16,424 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:13:15" (1/1) ... [2024-11-19 04:13:16,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 04:13:16,442 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 04:13:16,459 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-19 04:13:16,462 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-19 04:13:16,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-19 04:13:16,503 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-19 04:13:16,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-19 04:13:16,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-19 04:13:16,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_ks8851_driver_exit_14_2 [2024-11-19 04:13:16,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_ks8851_driver_exit_14_2 [2024-11-19 04:13:16,504 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-19 04:13:16,504 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-19 04:13:16,504 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_resume [2024-11-19 04:13:16,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_resume [2024-11-19 04:13:16,504 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2024-11-19 04:13:16,504 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2024-11-19 04:13:16,504 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-19 04:13:16,505 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-19 04:13:16,505 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2024-11-19 04:13:16,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2024-11-19 04:13:16,505 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2024-11-19 04:13:16,505 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2024-11-19 04:13:16,505 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_net_stop [2024-11-19 04:13:16,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_net_stop [2024-11-19 04:13:16,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-19 04:13:16,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-19 04:13:16,506 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-19 04:13:16,506 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-19 04:13:16,506 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-19 04:13:16,506 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-19 04:13:16,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-19 04:13:16,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-19 04:13:16,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2024-11-19 04:13:16,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2024-11-19 04:13:16,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-19 04:13:16,507 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_add_tail [2024-11-19 04:13:16,507 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_add_tail [2024-11-19 04:13:16,507 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-19 04:13:16,507 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-19 04:13:16,507 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-11-19 04:13:16,507 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-11-19 04:13:16,507 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-19 04:13:16,507 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-19 04:13:16,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-19 04:13:16,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-19 04:13:16,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-19 04:13:16,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-19 04:13:16,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-19 04:13:16,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-19 04:13:16,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-19 04:13:16,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-19 04:13:16,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-19 04:13:16,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-19 04:13:16,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-19 04:13:16,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-19 04:13:16,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-19 04:13:16,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-19 04:13:16,508 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-19 04:13:16,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-19 04:13:16,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-19 04:13:16,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-19 04:13:16,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-19 04:13:16,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-19 04:13:16,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-19 04:13:16,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-19 04:13:16,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-19 04:13:16,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-19 04:13:16,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-19 04:13:16,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-19 04:13:16,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-19 04:13:16,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-19 04:13:16,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-19 04:13:16,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-19 04:13:16,512 INFO L130 BoogieDeclarations]: Found specification of procedure flush_work [2024-11-19 04:13:16,512 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_work [2024-11-19 04:13:16,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-19 04:13:16,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-19 04:13:16,512 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-19 04:13:16,512 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-19 04:13:16,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-19 04:13:16,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-19 04:13:16,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-19 04:13:16,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-19 04:13:16,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-19 04:13:16,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-19 04:13:16,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-19 04:13:16,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-19 04:13:16,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-19 04:13:16,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-19 04:13:16,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-19 04:13:16,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-19 04:13:16,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-19 04:13:16,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-19 04:13:16,514 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_disable [2024-11-19 04:13:16,514 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_disable [2024-11-19 04:13:16,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-19 04:13:16,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-19 04:13:16,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-19 04:13:16,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-19 04:13:16,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-19 04:13:16,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-19 04:13:16,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-19 04:13:16,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-19 04:13:16,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-19 04:13:16,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-19 04:13:16,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-19 04:13:16,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-19 04:13:16,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-19 04:13:16,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-19 04:13:16,514 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-19 04:13:16,515 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-19 04:13:16,515 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-19 04:13:16,515 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-19 04:13:16,515 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-19 04:13:16,515 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-19 04:13:16,515 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-19 04:13:16,515 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-19 04:13:16,515 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-19 04:13:16,515 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-19 04:13:16,515 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-19 04:13:16,516 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-19 04:13:16,516 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-19 04:13:16,516 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-19 04:13:16,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-19 04:13:16,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-19 04:13:16,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_ks8851_net [2024-11-19 04:13:16,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_ks8851_net [2024-11-19 04:13:16,518 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rdreg8 [2024-11-19 04:13:16,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rdreg8 [2024-11-19 04:13:16,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-19 04:13:16,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-19 04:13:16,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-19 04:13:16,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-19 04:13:16,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-19 04:13:16,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2024-11-19 04:13:16,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2024-11-19 04:13:16,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2024-11-19 04:13:16,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2024-11-19 04:13:16,519 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rdreg16 [2024-11-19 04:13:16,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rdreg16 [2024-11-19 04:13:16,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 04:13:16,519 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2024-11-19 04:13:16,519 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2024-11-19 04:13:16,519 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_probe [2024-11-19 04:13:16,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_probe [2024-11-19 04:13:16,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-19 04:13:16,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-19 04:13:16,519 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-19 04:13:16,520 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-19 04:13:16,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-19 04:13:16,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-19 04:13:16,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-19 04:13:16,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-19 04:13:16,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-19 04:13:16,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-19 04:13:16,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-19 04:13:16,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-19 04:13:16,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-19 04:13:16,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-19 04:13:16,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-19 04:13:16,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-19 04:13:16,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-19 04:13:16,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-19 04:13:16,520 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-19 04:13:16,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-19 04:13:16,520 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-19 04:13:16,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-19 04:13:16,520 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_put [2024-11-19 04:13:16,520 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_put [2024-11-19 04:13:16,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_ks8851_net [2024-11-19 04:13:16,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_ks8851_net [2024-11-19 04:13:16,521 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2024-11-19 04:13:16,521 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2024-11-19 04:13:16,521 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-19 04:13:16,521 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-19 04:13:16,521 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_write_mac_addr [2024-11-19 04:13:16,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_write_mac_addr [2024-11-19 04:13:16,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-19 04:13:16,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-19 04:13:16,522 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_suspend [2024-11-19 04:13:16,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_suspend [2024-11-19 04:13:16,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 04:13:16,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 04:13:16,522 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-19 04:13:16,522 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-19 04:13:16,522 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2024-11-19 04:13:16,522 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2024-11-19 04:13:16,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-19 04:13:16,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-19 04:13:16,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-19 04:13:16,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-19 04:13:16,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-19 04:13:16,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-19 04:13:16,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-19 04:13:16,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-19 04:13:16,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-19 04:13:16,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-19 04:13:16,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-19 04:13:16,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-19 04:13:16,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-19 04:13:16,524 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-19 04:13:16,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-19 04:13:16,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-19 04:13:16,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-19 04:13:16,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-19 04:13:16,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-19 04:13:16,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-19 04:13:16,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-19 04:13:16,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-19 04:13:16,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-19 04:13:16,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-19 04:13:16,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-19 04:13:16,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-19 04:13:16,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-19 04:13:16,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-19 04:13:16,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-19 04:13:16,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-19 04:13:16,525 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_net_open [2024-11-19 04:13:16,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_net_open [2024-11-19 04:13:16,525 INFO L130 BoogieDeclarations]: Found specification of procedure spi_sync [2024-11-19 04:13:16,525 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_sync [2024-11-19 04:13:16,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-19 04:13:16,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-19 04:13:16,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-19 04:13:16,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-19 04:13:16,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-19 04:13:16,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-19 04:13:16,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-19 04:13:16,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-19 04:13:16,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-19 04:13:16,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-19 04:13:16,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-19 04:13:16,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-19 04:13:16,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-19 04:13:16,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-19 04:13:16,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-19 04:13:16,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-19 04:13:16,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-19 04:13:16,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-19 04:13:16,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-19 04:13:16,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-19 04:13:16,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-19 04:13:16,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-19 04:13:16,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-19 04:13:16,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-19 04:13:16,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-19 04:13:16,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-19 04:13:16,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-19 04:13:16,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-19 04:13:16,527 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-19 04:13:16,527 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-19 04:13:16,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2024-11-19 04:13:16,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2024-11-19 04:13:16,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2024-11-19 04:13:16,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2024-11-19 04:13:16,528 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_set_rx_mode [2024-11-19 04:13:16,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_set_rx_mode [2024-11-19 04:13:16,528 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-19 04:13:16,528 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-19 04:13:16,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-19 04:13:16,528 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-19 04:13:16,528 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-19 04:13:16,528 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_set_powermode [2024-11-19 04:13:16,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_set_powermode [2024-11-19 04:13:16,528 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-11-19 04:13:16,528 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-11-19 04:13:16,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-19 04:13:16,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-19 04:13:16,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-19 04:13:16,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-19 04:13:16,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-19 04:13:16,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-19 04:13:16,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-19 04:13:16,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-19 04:13:16,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-19 04:13:16,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-19 04:13:16,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-19 04:13:16,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-19 04:13:16,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-19 04:13:16,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-19 04:13:16,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2024-11-19 04:13:16,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2024-11-19 04:13:16,529 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-19 04:13:16,529 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-19 04:13:16,529 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-19 04:13:16,529 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-19 04:13:16,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-19 04:13:16,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-19 04:13:16,529 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2024-11-19 04:13:16,529 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2024-11-19 04:13:16,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2024-11-19 04:13:16,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2024-11-19 04:13:16,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2024-11-19 04:13:16,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2024-11-19 04:13:16,530 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-19 04:13:16,530 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-19 04:13:16,530 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-19 04:13:16,530 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-19 04:13:16,530 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rx_1msg [2024-11-19 04:13:16,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rx_1msg [2024-11-19 04:13:16,530 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_get_eeprom_len [2024-11-19 04:13:16,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_get_eeprom_len [2024-11-19 04:13:16,531 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_soft_reset [2024-11-19 04:13:16,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_soft_reset [2024-11-19 04:13:16,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2024-11-19 04:13:16,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2024-11-19 04:13:16,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-19 04:13:16,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-19 04:13:16,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-19 04:13:16,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-19 04:13:16,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-19 04:13:16,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-19 04:13:16,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-19 04:13:16,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-19 04:13:16,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-19 04:13:16,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-19 04:13:16,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-19 04:13:16,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-19 04:13:16,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-19 04:13:16,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-19 04:13:16,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-19 04:13:16,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-19 04:13:16,533 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rdreg [2024-11-19 04:13:16,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rdreg [2024-11-19 04:13:16,533 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_nway_reset [2024-11-19 04:13:16,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_nway_reset [2024-11-19 04:13:16,533 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_init [2024-11-19 04:13:16,533 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_init [2024-11-19 04:13:16,533 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_remove [2024-11-19 04:13:16,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_remove [2024-11-19 04:13:16,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-19 04:13:16,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-19 04:13:16,534 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2024-11-19 04:13:16,534 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2024-11-19 04:13:16,534 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_wrreg16 [2024-11-19 04:13:16,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_wrreg16 [2024-11-19 04:13:16,534 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-19 04:13:16,534 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-19 04:13:16,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 04:13:16,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-19 04:13:16,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-19 04:13:16,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-19 04:13:16,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-19 04:13:16,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-19 04:13:16,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-19 04:13:16,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-19 04:13:16,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-19 04:13:16,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-19 04:13:16,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-19 04:13:16,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-19 04:13:16,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-19 04:13:16,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-19 04:13:16,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-19 04:13:16,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-19 04:13:17,148 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 04:13:17,151 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 04:13:17,407 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-19 04:13:28,377 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-19 04:13:29,204 INFO L? ?]: Removed 2061 outVars from TransFormulas that were not future-live. [2024-11-19 04:13:29,204 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 04:13:29,256 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 04:13:29,258 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-19 04:13:29,258 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:13:29 BoogieIcfgContainer [2024-11-19 04:13:29,259 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 04:13:29,261 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 04:13:29,262 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 04:13:29,265 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 04:13:29,266 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:13:12" (1/3) ... [2024-11-19 04:13:29,266 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10df2ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:13:29, skipping insertion in model container [2024-11-19 04:13:29,266 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:13:15" (2/3) ... [2024-11-19 04:13:29,268 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10df2ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:13:29, skipping insertion in model container [2024-11-19 04:13:29,268 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:13:29" (3/3) ... [2024-11-19 04:13:29,269 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i [2024-11-19 04:13:29,285 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 04:13:29,286 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-11-19 04:13:29,409 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 04:13:29,417 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;@79d569f9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 04:13:29,417 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-19 04:13:29,433 INFO L276 IsEmpty]: Start isEmpty. Operand has 1823 states, 1346 states have (on average 1.326894502228826) internal successors, (1786), 1357 states have internal predecessors, (1786), 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) [2024-11-19 04:13:29,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2024-11-19 04:13:29,461 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 04:13:29,462 INFO L215 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] [2024-11-19 04:13:29,463 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)] === [2024-11-19 04:13:29,468 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 04:13:29,469 INFO L85 PathProgramCache]: Analyzing trace with hash -1071439420, now seen corresponding path program 1 times [2024-11-19 04:13:29,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 04:13:29,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [441702118] [2024-11-19 04:13:29,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 04:13:29,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 04:13:32,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 04:13:32,813 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1275 trivial. 0 not checked. [2024-11-19 04:13:32,814 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 04:13:32,814 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [441702118] [2024-11-19 04:13:32,815 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [441702118] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 04:13:32,815 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 04:13:32,815 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 04:13:32,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023776106] [2024-11-19 04:13:32,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 04:13:32,822 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 04:13:32,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 04:13:32,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 04:13:32,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 04:13:32,855 INFO L87 Difference]: Start difference. First operand has 1823 states, 1346 states have (on average 1.326894502228826) internal successors, (1786), 1357 states have internal predecessors, (1786), 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) [2024-11-19 04:13:36,901 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 [] [2024-11-19 04:13:37,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 04:13:37,354 INFO L93 Difference]: Finished difference Result 5094 states and 7409 transitions. [2024-11-19 04:13:37,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 04:13:37,358 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 [2024-11-19 04:13:37,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 04:13:37,412 INFO L225 Difference]: With dead ends: 5094 [2024-11-19 04:13:37,412 INFO L226 Difference]: Without dead ends: 3292 [2024-11-19 04:13:37,439 INFO L431 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 [2024-11-19 04:13:37,447 INFO L432 NwaCegarLoop]: 2539 mSDtfsCounter, 2117 mSDsluCounter, 2470 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2117 SdHoareTripleChecker+Valid, 5009 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 [2024-11-19 04:13:37,448 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2117 Valid, 5009 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 22 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2024-11-19 04:13:37,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3292 states. [2024-11-19 04:13:37,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3292 to 3273. [2024-11-19 04:13:37,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3273 states, 2417 states have (on average 1.3016135705419942) internal successors, (3146), 2440 states have internal predecessors, (3146), 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) [2024-11-19 04:13:37,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3273 states to 3273 states and 4572 transitions. [2024-11-19 04:13:37,696 INFO L78 Accepts]: Start accepts. Automaton has 3273 states and 4572 transitions. Word has length 215 [2024-11-19 04:13:37,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 04:13:37,700 INFO L471 AbstractCegarLoop]: Abstraction has 3273 states and 4572 transitions. [2024-11-19 04:13:37,701 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) [2024-11-19 04:13:37,701 INFO L276 IsEmpty]: Start isEmpty. Operand 3273 states and 4572 transitions. [2024-11-19 04:13:37,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2024-11-19 04:13:37,709 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 04:13:37,710 INFO L215 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] [2024-11-19 04:13:37,710 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-19 04:13:37,710 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)] === [2024-11-19 04:13:37,711 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 04:13:37,712 INFO L85 PathProgramCache]: Analyzing trace with hash -1593433942, now seen corresponding path program 1 times [2024-11-19 04:13:37,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 04:13:37,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1862282238] [2024-11-19 04:13:37,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 04:13:37,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 04:13:40,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 04:13:40,463 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1275 trivial. 0 not checked. [2024-11-19 04:13:40,463 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 04:13:40,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1862282238] [2024-11-19 04:13:40,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1862282238] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 04:13:40,466 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 04:13:40,466 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 04:13:40,466 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434570264] [2024-11-19 04:13:40,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 04:13:40,467 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 04:13:40,469 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 04:13:40,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 04:13:40,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 04:13:40,472 INFO L87 Difference]: Start difference. First operand 3273 states and 4572 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) [2024-11-19 04:13:44,508 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 [] [2024-11-19 04:13:45,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 04:13:45,007 INFO L93 Difference]: Finished difference Result 9602 states and 13419 transitions. [2024-11-19 04:13:45,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 04:13:45,008 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 [2024-11-19 04:13:45,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 04:13:45,055 INFO L225 Difference]: With dead ends: 9602 [2024-11-19 04:13:45,056 INFO L226 Difference]: Without dead ends: 6368 [2024-11-19 04:13:45,070 INFO L431 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 [2024-11-19 04:13:45,072 INFO L432 NwaCegarLoop]: 2510 mSDtfsCounter, 2352 mSDsluCounter, 2438 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2352 SdHoareTripleChecker+Valid, 4948 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-19 04:13:45,072 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2352 Valid, 4948 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 34 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2024-11-19 04:13:45,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6368 states. [2024-11-19 04:13:45,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6368 to 6364. [2024-11-19 04:13:45,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6364 states, 4720 states have (on average 1.303177966101695) internal successors, (6151), 4758 states have internal predecessors, (6151), 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) [2024-11-19 04:13:45,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6364 states to 6364 states and 8883 transitions. [2024-11-19 04:13:45,302 INFO L78 Accepts]: Start accepts. Automaton has 6364 states and 8883 transitions. Word has length 217 [2024-11-19 04:13:45,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 04:13:45,305 INFO L471 AbstractCegarLoop]: Abstraction has 6364 states and 8883 transitions. [2024-11-19 04:13:45,305 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) [2024-11-19 04:13:45,305 INFO L276 IsEmpty]: Start isEmpty. Operand 6364 states and 8883 transitions. [2024-11-19 04:13:45,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2024-11-19 04:13:45,311 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 04:13:45,311 INFO L215 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] [2024-11-19 04:13:45,311 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-19 04:13:45,311 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)] === [2024-11-19 04:13:45,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 04:13:45,312 INFO L85 PathProgramCache]: Analyzing trace with hash 387903463, now seen corresponding path program 1 times [2024-11-19 04:13:45,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 04:13:45,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822506885] [2024-11-19 04:13:45,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 04:13:45,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 04:13:47,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 04:13:48,025 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1275 trivial. 0 not checked. [2024-11-19 04:13:48,026 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 04:13:48,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [822506885] [2024-11-19 04:13:48,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [822506885] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 04:13:48,026 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 04:13:48,026 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 04:13:48,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888138196] [2024-11-19 04:13:48,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 04:13:48,027 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 04:13:48,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 04:13:48,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 04:13:48,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 04:13:48,028 INFO L87 Difference]: Start difference. First operand 6364 states and 8883 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) [2024-11-19 04:13:52,060 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 [] [2024-11-19 04:13:53,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 04:13:53,216 INFO L93 Difference]: Finished difference Result 18342 states and 25577 transitions. [2024-11-19 04:13:53,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 04:13:53,217 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 [2024-11-19 04:13:53,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 04:13:53,284 INFO L225 Difference]: With dead ends: 18342 [2024-11-19 04:13:53,285 INFO L226 Difference]: Without dead ends: 12017 [2024-11-19 04:13:53,316 INFO L431 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 [2024-11-19 04:13:53,318 INFO L432 NwaCegarLoop]: 2506 mSDtfsCounter, 2178 mSDsluCounter, 2401 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 31 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2178 SdHoareTripleChecker+Valid, 4907 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 [2024-11-19 04:13:53,318 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2178 Valid, 4907 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 121 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2024-11-19 04:13:53,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12017 states. [2024-11-19 04:13:53,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12017 to 11992. [2024-11-19 04:13:53,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11992 states, 8864 states have (on average 1.2983980144404332) internal successors, (11509), 8946 states have internal predecessors, (11509), 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) [2024-11-19 04:13:53,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11992 states to 11992 states and 16609 transitions. [2024-11-19 04:13:53,805 INFO L78 Accepts]: Start accepts. Automaton has 11992 states and 16609 transitions. Word has length 219 [2024-11-19 04:13:53,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 04:13:53,806 INFO L471 AbstractCegarLoop]: Abstraction has 11992 states and 16609 transitions. [2024-11-19 04:13:53,806 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) [2024-11-19 04:13:53,807 INFO L276 IsEmpty]: Start isEmpty. Operand 11992 states and 16609 transitions. [2024-11-19 04:13:53,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2024-11-19 04:13:53,811 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 04:13:53,811 INFO L215 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] [2024-11-19 04:13:53,811 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-19 04:13:53,811 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)] === [2024-11-19 04:13:53,812 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 04:13:53,812 INFO L85 PathProgramCache]: Analyzing trace with hash -1983131025, now seen corresponding path program 1 times [2024-11-19 04:13:53,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 04:13:53,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018549134] [2024-11-19 04:13:53,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 04:13:53,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 04:13:55,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 04:13:56,279 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1275 trivial. 0 not checked. [2024-11-19 04:13:56,279 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 04:13:56,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2018549134] [2024-11-19 04:13:56,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2018549134] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 04:13:56,280 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 04:13:56,280 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 04:13:56,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653052593] [2024-11-19 04:13:56,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 04:13:56,280 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 04:13:56,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 04:13:56,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 04:13:56,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 04:13:56,281 INFO L87 Difference]: Start difference. First operand 11992 states and 16609 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) [2024-11-19 04:14:00,314 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 [] [2024-11-19 04:14:01,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 04:14:01,079 INFO L93 Difference]: Finished difference Result 28832 states and 39867 transitions. [2024-11-19 04:14:01,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 04:14:01,080 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 [2024-11-19 04:14:01,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 04:14:01,170 INFO L225 Difference]: With dead ends: 28832 [2024-11-19 04:14:01,170 INFO L226 Difference]: Without dead ends: 16879 [2024-11-19 04:14:01,220 INFO L431 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 [2024-11-19 04:14:01,221 INFO L432 NwaCegarLoop]: 2507 mSDtfsCounter, 2302 mSDsluCounter, 2442 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 12 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2302 SdHoareTripleChecker+Valid, 4949 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 [2024-11-19 04:14:01,221 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2302 Valid, 4949 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 61 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-11-19 04:14:01,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16879 states. [2024-11-19 04:14:01,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16879 to 16854. [2024-11-19 04:14:01,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16854 states, 12400 states have (on average 1.2910483870967742) internal successors, (16009), 12532 states have internal predecessors, (16009), 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) [2024-11-19 04:14:01,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16854 states to 16854 states and 23209 transitions. [2024-11-19 04:14:01,729 INFO L78 Accepts]: Start accepts. Automaton has 16854 states and 23209 transitions. Word has length 220 [2024-11-19 04:14:01,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 04:14:01,730 INFO L471 AbstractCegarLoop]: Abstraction has 16854 states and 23209 transitions. [2024-11-19 04:14:01,730 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) [2024-11-19 04:14:01,731 INFO L276 IsEmpty]: Start isEmpty. Operand 16854 states and 23209 transitions. [2024-11-19 04:14:01,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2024-11-19 04:14:01,734 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 04:14:01,735 INFO L215 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] [2024-11-19 04:14:01,735 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-19 04:14:01,735 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)] === [2024-11-19 04:14:01,735 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 04:14:01,735 INFO L85 PathProgramCache]: Analyzing trace with hash -102763524, now seen corresponding path program 1 times [2024-11-19 04:14:01,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 04:14:01,736 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471420661] [2024-11-19 04:14:01,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 04:14:01,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 04:14:04,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 04:14:04,438 INFO L134 CoverageAnalysis]: Checked inductivity of 1336 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1329 trivial. 0 not checked. [2024-11-19 04:14:04,439 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 04:14:04,439 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [471420661] [2024-11-19 04:14:04,439 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [471420661] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 04:14:04,439 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 04:14:04,439 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 04:14:04,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2102768052] [2024-11-19 04:14:04,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 04:14:04,440 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 04:14:04,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 04:14:04,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 04:14:04,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 04:14:04,441 INFO L87 Difference]: Start difference. First operand 16854 states and 23209 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) [2024-11-19 04:14:08,469 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 [] [2024-11-19 04:14:09,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 04:14:09,345 INFO L93 Difference]: Finished difference Result 41477 states and 57048 transitions. [2024-11-19 04:14:09,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 04:14:09,346 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 [2024-11-19 04:14:09,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 04:14:09,493 INFO L225 Difference]: With dead ends: 41477 [2024-11-19 04:14:09,493 INFO L226 Difference]: Without dead ends: 24662 [2024-11-19 04:14:09,576 INFO L431 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 [2024-11-19 04:14:09,578 INFO L432 NwaCegarLoop]: 2797 mSDtfsCounter, 2327 mSDsluCounter, 2450 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2327 SdHoareTripleChecker+Valid, 5247 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-19 04:14:09,581 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2327 Valid, 5247 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 52 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2024-11-19 04:14:09,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24662 states. [2024-11-19 04:14:10,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24662 to 24629. [2024-11-19 04:14:10,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24629 states, 18153 states have (on average 1.287390513964634) internal successors, (23370), 18370 states have internal predecessors, (23370), 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) [2024-11-19 04:14:10,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24629 states to 24629 states and 33762 transitions. [2024-11-19 04:14:10,529 INFO L78 Accepts]: Start accepts. Automaton has 24629 states and 33762 transitions. Word has length 244 [2024-11-19 04:14:10,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 04:14:10,530 INFO L471 AbstractCegarLoop]: Abstraction has 24629 states and 33762 transitions. [2024-11-19 04:14:10,532 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) [2024-11-19 04:14:10,532 INFO L276 IsEmpty]: Start isEmpty. Operand 24629 states and 33762 transitions. [2024-11-19 04:14:10,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2024-11-19 04:14:10,536 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 04:14:10,536 INFO L215 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] [2024-11-19 04:14:10,536 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-19 04:14:10,536 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)] === [2024-11-19 04:14:10,537 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 04:14:10,537 INFO L85 PathProgramCache]: Analyzing trace with hash -839821321, now seen corresponding path program 1 times [2024-11-19 04:14:10,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 04:14:10,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164700303] [2024-11-19 04:14:10,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 04:14:10,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 04:14:13,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 04:14:13,427 INFO L134 CoverageAnalysis]: Checked inductivity of 1278 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1278 trivial. 0 not checked. [2024-11-19 04:14:13,427 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 04:14:13,427 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164700303] [2024-11-19 04:14:13,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1164700303] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 04:14:13,428 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 04:14:13,428 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 04:14:13,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272753758] [2024-11-19 04:14:13,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 04:14:13,428 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 04:14:13,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 04:14:13,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 04:14:13,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 04:14:13,429 INFO L87 Difference]: Start difference. First operand 24629 states and 33762 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) [2024-11-19 04:14:17,460 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 [] [2024-11-19 04:14:18,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 04:14:18,775 INFO L93 Difference]: Finished difference Result 68002 states and 93309 transitions. [2024-11-19 04:14:18,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 04:14:18,775 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 [2024-11-19 04:14:18,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 04:14:18,993 INFO L225 Difference]: With dead ends: 68002 [2024-11-19 04:14:18,994 INFO L226 Difference]: Without dead ends: 43412 [2024-11-19 04:14:19,089 INFO L431 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 [2024-11-19 04:14:19,091 INFO L432 NwaCegarLoop]: 4185 mSDtfsCounter, 2362 mSDsluCounter, 2443 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 12 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2362 SdHoareTripleChecker+Valid, 6628 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 [2024-11-19 04:14:19,092 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2362 Valid, 6628 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 54 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2024-11-19 04:14:19,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43412 states. [2024-11-19 04:14:20,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43412 to 43365. [2024-11-19 04:14:20,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43365 states, 32135 states have (on average 1.2870079352730668) internal successors, (41358), 32541 states have internal predecessors, (41358), 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) [2024-11-19 04:14:20,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43365 states to 43365 states and 59386 transitions. [2024-11-19 04:14:20,835 INFO L78 Accepts]: Start accepts. Automaton has 43365 states and 59386 transitions. Word has length 261 [2024-11-19 04:14:20,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 04:14:20,836 INFO L471 AbstractCegarLoop]: Abstraction has 43365 states and 59386 transitions. [2024-11-19 04:14:20,836 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) [2024-11-19 04:14:20,836 INFO L276 IsEmpty]: Start isEmpty. Operand 43365 states and 59386 transitions. [2024-11-19 04:14:20,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2024-11-19 04:14:20,840 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 04:14:20,840 INFO L215 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] [2024-11-19 04:14:20,840 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-19 04:14:20,841 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)] === [2024-11-19 04:14:20,841 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 04:14:20,841 INFO L85 PathProgramCache]: Analyzing trace with hash -737066539, now seen corresponding path program 1 times [2024-11-19 04:14:20,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 04:14:20,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [817793965] [2024-11-19 04:14:20,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 04:14:20,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 04:14:23,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 04:14:23,814 INFO L134 CoverageAnalysis]: Checked inductivity of 1482 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 1470 trivial. 0 not checked. [2024-11-19 04:14:23,815 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 04:14:23,815 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [817793965] [2024-11-19 04:14:23,815 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [817793965] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 04:14:23,815 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 04:14:23,815 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 04:14:23,815 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453798211] [2024-11-19 04:14:23,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 04:14:23,817 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 04:14:23,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 04:14:23,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 04:14:23,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 04:14:23,817 INFO L87 Difference]: Start difference. First operand 43365 states and 59386 transitions. Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2024-11-19 04:14:27,846 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 [] [2024-11-19 04:14:29,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 04:14:29,947 INFO L93 Difference]: Finished difference Result 127626 states and 174867 transitions. [2024-11-19 04:14:29,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 04:14:29,948 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) Word has length 275 [2024-11-19 04:14:29,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 04:14:30,386 INFO L225 Difference]: With dead ends: 127626 [2024-11-19 04:14:30,387 INFO L226 Difference]: Without dead ends: 84457 [2024-11-19 04:14:30,531 INFO L431 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 [2024-11-19 04:14:30,532 INFO L432 NwaCegarLoop]: 4642 mSDtfsCounter, 2325 mSDsluCounter, 2464 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2325 SdHoareTripleChecker+Valid, 7106 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-19 04:14:30,532 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2325 Valid, 7106 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 32 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2024-11-19 04:14:30,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84457 states.