./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-spinlock_drivers-net-wan-lmc-lmc.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fdbc5180119fad988a6a3a24d2f5ed804cbc2cd6d0e7bbb402b6d4dd37802e45 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 19:45:10,682 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 19:45:10,735 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-01-09 19:45:10,740 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 19:45:10,741 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 19:45:10,760 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 19:45:10,761 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 19:45:10,761 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 19:45:10,762 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 19:45:10,762 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 19:45:10,762 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 19:45:10,763 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 19:45:10,763 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 19:45:10,763 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 19:45:10,763 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 19:45:10,763 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 19:45:10,763 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 19:45:10,763 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 19:45:10,764 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 19:45:10,764 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 19:45:10,764 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 19:45:10,764 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 19:45:10,764 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 19:45:10,764 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 19:45:10,764 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 19:45:10,764 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 19:45:10,764 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 19:45:10,764 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 19:45:10,764 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 19:45:10,764 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:45:10,764 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 19:45:10,764 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 19:45:10,764 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 19:45:10,764 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 19:45:10,764 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:45:10,764 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 19:45:10,764 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 19:45:10,765 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 19:45:10,765 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 19:45:10,765 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 19:45:10,765 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 19:45:10,765 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 19:45:10,765 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 19:45:10,766 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 19:45:10,766 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 19:45:10,766 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fdbc5180119fad988a6a3a24d2f5ed804cbc2cd6d0e7bbb402b6d4dd37802e45 [2025-01-09 19:45:10,979 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 19:45:10,985 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 19:45:10,986 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 19:45:10,987 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 19:45:10,987 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 19:45:10,988 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i [2025-01-09 19:45:12,135 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8b55550d2/891f46f54cd945888629668d7f94a4db/FLAG4a923dd76 [2025-01-09 19:45:12,771 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 19:45:12,771 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i [2025-01-09 19:45:12,822 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8b55550d2/891f46f54cd945888629668d7f94a4db/FLAG4a923dd76 [2025-01-09 19:45:13,212 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8b55550d2/891f46f54cd945888629668d7f94a4db [2025-01-09 19:45:13,214 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 19:45:13,215 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 19:45:13,215 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 19:45:13,216 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 19:45:13,218 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 19:45:13,219 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 07:45:13" (1/1) ... [2025-01-09 19:45:13,219 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a945b67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:45:13, skipping insertion in model container [2025-01-09 19:45:13,219 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 07:45:13" (1/1) ... [2025-01-09 19:45:13,310 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 19:45:15,771 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394320,394333] [2025-01-09 19:45:15,774 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394489,394502] [2025-01-09 19:45:15,774 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394656,394669] [2025-01-09 19:45:15,775 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394824,394837] [2025-01-09 19:45:15,790 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 19:45:15,813 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 19:45:15,866 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5400] [2025-01-09 19:45:15,868 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5408] [2025-01-09 19:45:16,247 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"); [7344] [2025-01-09 19:45:16,248 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)); [7351] [2025-01-09 19:45:16,248 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [7358] [2025-01-09 19:45:16,248 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [7371] [2025-01-09 19:45:16,410 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394320,394333] [2025-01-09 19:45:16,411 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394489,394502] [2025-01-09 19:45:16,411 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394656,394669] [2025-01-09 19:45:16,411 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394824,394837] [2025-01-09 19:45:16,415 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 19:45:16,570 INFO L204 MainTranslator]: Completed translation [2025-01-09 19:45:16,571 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:45:16 WrapperNode [2025-01-09 19:45:16,571 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 19:45:16,572 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 19:45:16,572 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 19:45:16,572 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 19:45:16,576 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:45:16" (1/1) ... [2025-01-09 19:45:16,648 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:45:16" (1/1) ... [2025-01-09 19:45:16,789 INFO L138 Inliner]: procedures = 494, calls = 2673, calls flagged for inlining = 242, calls inlined = 227, statements flattened = 5583 [2025-01-09 19:45:16,789 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 19:45:16,790 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 19:45:16,790 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 19:45:16,790 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 19:45:16,797 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:45:16" (1/1) ... [2025-01-09 19:45:16,797 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:45:16" (1/1) ... [2025-01-09 19:45:16,816 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:45:16" (1/1) ... [2025-01-09 19:45:17,871 INFO L175 MemorySlicer]: Split 1213 memory accesses to 9 slices as follows [2, 2, 1, 2, 1141, 4, 54, 3, 4]. 94 percent of accesses are in the largest equivalence class. The 16 initializations are split as follows [0, 0, 1, 2, 4, 4, 0, 1, 4]. The 525 writes are split as follows [1, 1, 0, 0, 481, 0, 42, 0, 0]. [2025-01-09 19:45:17,871 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:45:16" (1/1) ... [2025-01-09 19:45:17,872 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:45:16" (1/1) ... [2025-01-09 19:45:17,967 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:45:16" (1/1) ... [2025-01-09 19:45:17,983 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:45:16" (1/1) ... [2025-01-09 19:45:18,001 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:45:16" (1/1) ... [2025-01-09 19:45:18,030 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:45:16" (1/1) ... [2025-01-09 19:45:18,054 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:45:16" (1/1) ... [2025-01-09 19:45:18,100 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 19:45:18,102 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 19:45:18,102 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 19:45:18,102 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 19:45:18,103 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:45:16" (1/1) ... [2025-01-09 19:45:18,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:45:18,118 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 19:45:18,129 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 19:45:18,137 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 19:45:18,153 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_running_reset [2025-01-09 19:45:18,153 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_running_reset [2025-01-09 19:45:18,154 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2025-01-09 19:45:18,154 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2025-01-09 19:45:18,154 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_crc_length [2025-01-09 19:45:18,154 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_crc_length [2025-01-09 19:45:18,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-01-09 19:45:18,154 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-01-09 19:45:18,154 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dec_reset [2025-01-09 19:45:18,154 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dec_reset [2025-01-09 19:45:18,155 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_get_link_status [2025-01-09 19:45:18,155 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_get_link_status [2025-01-09 19:45:18,156 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2025-01-09 19:45:18,156 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2025-01-09 19:45:18,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-01-09 19:45:18,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-01-09 19:45:18,156 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_default [2025-01-09 19:45:18,156 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_default [2025-01-09 19:45:18,156 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_gpio_mkinput [2025-01-09 19:45:18,156 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_gpio_mkinput [2025-01-09 19:45:18,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2025-01-09 19:45:18,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2025-01-09 19:45:18,156 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_status [2025-01-09 19:45:18,156 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_status [2025-01-09 19:45:18,156 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_100ft [2025-01-09 19:45:18,157 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_100ft [2025-01-09 19:45:18,157 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_64 [2025-01-09 19:45:18,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_64 [2025-01-09 19:45:18,157 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dummy_set_1 [2025-01-09 19:45:18,157 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dummy_set_1 [2025-01-09 19:45:18,158 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2025-01-09 19:45:18,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2025-01-09 19:45:18,158 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_close [2025-01-09 19:45:18,158 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_close [2025-01-09 19:45:18,159 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_watchdog [2025-01-09 19:45:18,159 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_watchdog [2025-01-09 19:45:18,159 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_reset [2025-01-09 19:45:18,159 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_reset [2025-01-09 19:45:18,159 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_sc [2025-01-09 19:45:18,159 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_sc [2025-01-09 19:45:18,159 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_netif [2025-01-09 19:45:18,159 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_netif [2025-01-09 19:45:18,159 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2025-01-09 19:45:18,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2025-01-09 19:45:18,159 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2025-01-09 19:45:18,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2025-01-09 19:45:18,159 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_trace [2025-01-09 19:45:18,159 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_trace [2025-01-09 19:45:18,159 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_get_link_status [2025-01-09 19:45:18,159 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_get_link_status [2025-01-09 19:45:18,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-09 19:45:18,159 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2025-01-09 19:45:18,159 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2025-01-09 19:45:18,159 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-01-09 19:45:18,159 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-01-09 19:45:18,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-01-09 19:45:18,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-01-09 19:45:18,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-01-09 19:45:18,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-01-09 19:45:18,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-01-09 19:45:18,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-01-09 19:45:18,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-01-09 19:45:18,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-01-09 19:45:18,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-01-09 19:45:18,159 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2025-01-09 19:45:18,159 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2025-01-09 19:45:18,159 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_default [2025-01-09 19:45:18,160 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_default [2025-01-09 19:45:18,160 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_clock [2025-01-09 19:45:18,160 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_clock [2025-01-09 19:45:18,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-01-09 19:45:18,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-01-09 19:45:18,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-01-09 19:45:18,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-01-09 19:45:18,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-01-09 19:45:18,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-01-09 19:45:18,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-01-09 19:45:18,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-01-09 19:45:18,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-01-09 19:45:18,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2025-01-09 19:45:18,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2025-01-09 19:45:18,162 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_led_off [2025-01-09 19:45:18,162 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_led_off [2025-01-09 19:45:18,162 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-09 19:45:18,162 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-09 19:45:18,162 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-01-09 19:45:18,162 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-01-09 19:45:18,162 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-01-09 19:45:18,162 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-01-09 19:45:18,162 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-01-09 19:45:18,162 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-01-09 19:45:18,162 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-01-09 19:45:18,162 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2025-01-09 19:45:18,162 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2025-01-09 19:45:18,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2025-01-09 19:45:18,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2025-01-09 19:45:18,163 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_default [2025-01-09 19:45:18,163 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_default [2025-01-09 19:45:18,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2025-01-09 19:45:18,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2025-01-09 19:45:18,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2025-01-09 19:45:18,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2025-01-09 19:45:18,163 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_softreset [2025-01-09 19:45:18,163 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_softreset [2025-01-09 19:45:18,163 INFO L130 BoogieDeclarations]: Found specification of procedure write_av9110_bit [2025-01-09 19:45:18,163 INFO L138 BoogieDeclarations]: Found implementation of procedure write_av9110_bit [2025-01-09 19:45:18,163 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2025-01-09 19:45:18,163 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2025-01-09 19:45:18,163 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2025-01-09 19:45:18,163 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2025-01-09 19:45:18,163 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_crc_length [2025-01-09 19:45:18,163 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_crc_length [2025-01-09 19:45:18,163 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_mii_writereg [2025-01-09 19:45:18,163 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_mii_writereg [2025-01-09 19:45:18,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2025-01-09 19:45:18,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2025-01-09 19:45:18,163 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2025-01-09 19:45:18,163 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2025-01-09 19:45:18,163 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_status [2025-01-09 19:45:18,163 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_status [2025-01-09 19:45:18,163 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-01-09 19:45:18,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2025-01-09 19:45:18,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2025-01-09 19:45:18,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2025-01-09 19:45:18,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2025-01-09 19:45:18,163 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 19:45:18,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2025-01-09 19:45:18,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2025-01-09 19:45:18,163 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-01-09 19:45:18,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-01-09 19:45:18,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lmc_lock_of_lmc___softc [2025-01-09 19:45:18,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lmc_lock_of_lmc___softc [2025-01-09 19:45:18,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-01-09 19:45:18,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-01-09 19:45:18,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-01-09 19:45:18,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-01-09 19:45:18,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-01-09 19:45:18,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-01-09 19:45:18,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-01-09 19:45:18,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-01-09 19:45:18,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-01-09 19:45:18,164 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_mii_readreg [2025-01-09 19:45:18,164 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_mii_readreg [2025-01-09 19:45:18,164 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-01-09 19:45:18,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-01-09 19:45:18,164 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2025-01-09 19:45:18,164 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2025-01-09 19:45:18,164 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2025-01-09 19:45:18,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2025-01-09 19:45:18,164 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_init [2025-01-09 19:45:18,166 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_init [2025-01-09 19:45:18,166 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2025-01-09 19:45:18,166 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2025-01-09 19:45:18,166 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_open [2025-01-09 19:45:18,166 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_open [2025-01-09 19:45:18,166 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2025-01-09 19:45:18,166 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2025-01-09 19:45:18,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2025-01-09 19:45:18,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2025-01-09 19:45:18,166 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_watchdog [2025-01-09 19:45:18,166 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_watchdog [2025-01-09 19:45:18,166 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_status [2025-01-09 19:45:18,166 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_status [2025-01-09 19:45:18,166 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_set_protocol [2025-01-09 19:45:18,166 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_set_protocol [2025-01-09 19:45:18,167 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_clock [2025-01-09 19:45:18,167 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_clock [2025-01-09 19:45:18,167 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2025-01-09 19:45:18,168 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2025-01-09 19:45:18,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 19:45:18,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 19:45:18,168 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_open [2025-01-09 19:45:18,168 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_open [2025-01-09 19:45:18,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-01-09 19:45:18,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-01-09 19:45:18,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-01-09 19:45:18,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-01-09 19:45:18,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-01-09 19:45:18,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-01-09 19:45:18,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-01-09 19:45:18,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-01-09 19:45:18,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-01-09 19:45:18,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-01-09 19:45:18,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-01-09 19:45:18,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-01-09 19:45:18,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-01-09 19:45:18,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-01-09 19:45:18,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-01-09 19:45:18,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-01-09 19:45:18,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-01-09 19:45:18,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-01-09 19:45:18,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-01-09 19:45:18,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-01-09 19:45:18,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_lmc_driver_exit_17_2 [2025-01-09 19:45:18,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_lmc_driver_exit_17_2 [2025-01-09 19:45:18,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2025-01-09 19:45:18,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2025-01-09 19:45:18,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2025-01-09 19:45:18,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2025-01-09 19:45:18,168 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_get_link_status [2025-01-09 19:45:18,168 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_get_link_status [2025-01-09 19:45:18,168 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_circuit_type [2025-01-09 19:45:18,169 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_circuit_type [2025-01-09 19:45:18,169 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_status [2025-01-09 19:45:18,169 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_status [2025-01-09 19:45:18,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-01-09 19:45:18,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-01-09 19:45:18,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-01-09 19:45:18,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-01-09 19:45:18,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-01-09 19:45:18,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-01-09 19:45:18,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-01-09 19:45:18,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-01-09 19:45:18,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2025-01-09 19:45:18,169 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-01-09 19:45:18,169 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-01-09 19:45:18,169 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-01-09 19:45:18,169 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-01-09 19:45:18,169 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-01-09 19:45:18,169 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-01-09 19:45:18,169 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-01-09 19:45:18,169 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-01-09 19:45:18,169 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2025-01-09 19:45:18,169 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_get_link_status [2025-01-09 19:45:18,169 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_get_link_status [2025-01-09 19:45:18,169 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_init [2025-01-09 19:45:18,169 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_init [2025-01-09 19:45:18,169 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2025-01-09 19:45:18,169 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2025-01-09 19:45:18,169 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_scram [2025-01-09 19:45:18,169 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_scram [2025-01-09 19:45:18,169 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_init [2025-01-09 19:45:18,169 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_init [2025-01-09 19:45:18,169 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_gpio_mkoutput [2025-01-09 19:45:18,169 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_gpio_mkoutput [2025-01-09 19:45:18,169 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2025-01-09 19:45:18,169 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2025-01-09 19:45:18,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-09 19:45:18,169 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_driver_timeout [2025-01-09 19:45:18,171 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_driver_timeout [2025-01-09 19:45:18,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lmc_lock_of_lmc___softc [2025-01-09 19:45:18,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lmc_lock_of_lmc___softc [2025-01-09 19:45:18,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-01-09 19:45:18,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-01-09 19:45:18,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-01-09 19:45:18,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-01-09 19:45:18,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-01-09 19:45:18,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-01-09 19:45:18,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-01-09 19:45:18,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-01-09 19:45:18,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-01-09 19:45:18,172 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2025-01-09 19:45:18,172 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2025-01-09 19:45:18,172 INFO L130 BoogieDeclarations]: Found specification of procedure write_av9110 [2025-01-09 19:45:18,172 INFO L138 BoogieDeclarations]: Found implementation of procedure write_av9110 [2025-01-09 19:45:18,172 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2025-01-09 19:45:18,172 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2025-01-09 19:45:18,172 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_speed [2025-01-09 19:45:18,172 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_speed [2025-01-09 19:45:18,172 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-01-09 19:45:18,172 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-01-09 19:45:18,172 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_crc_length [2025-01-09 19:45:18,172 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_crc_length [2025-01-09 19:45:18,172 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2025-01-09 19:45:18,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2025-01-09 19:45:18,172 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_type [2025-01-09 19:45:18,172 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_type [2025-01-09 19:45:18,172 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_remove_one [2025-01-09 19:45:18,172 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_remove_one [2025-01-09 19:45:18,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2025-01-09 19:45:18,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2025-01-09 19:45:18,172 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2025-01-09 19:45:18,172 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2025-01-09 19:45:18,172 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_write [2025-01-09 19:45:18,172 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_write [2025-01-09 19:45:18,172 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_close [2025-01-09 19:45:18,172 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_close [2025-01-09 19:45:18,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2025-01-09 19:45:18,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2025-01-09 19:45:18,173 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2025-01-09 19:45:18,173 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2025-01-09 19:45:18,173 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2025-01-09 19:45:18,173 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2025-01-09 19:45:18,173 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_link_status [2025-01-09 19:45:18,173 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_link_status [2025-01-09 19:45:18,173 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_watchdog [2025-01-09 19:45:18,173 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_watchdog [2025-01-09 19:45:18,173 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2025-01-09 19:45:18,173 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2025-01-09 19:45:18,173 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_watchdog [2025-01-09 19:45:18,173 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_watchdog [2025-01-09 19:45:18,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-09 19:45:18,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-09 19:45:18,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-01-09 19:45:18,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-01-09 19:45:18,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-01-09 19:45:18,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-01-09 19:45:18,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-01-09 19:45:18,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-01-09 19:45:18,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-01-09 19:45:18,173 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2025-01-09 19:45:18,173 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2025-01-09 19:45:18,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-01-09 19:45:18,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-01-09 19:45:18,173 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_link_status [2025-01-09 19:45:18,173 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_link_status [2025-01-09 19:45:18,173 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_init [2025-01-09 19:45:18,173 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_init [2025-01-09 19:45:18,173 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_attach [2025-01-09 19:45:18,173 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_attach [2025-01-09 19:45:18,173 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_default [2025-01-09 19:45:18,173 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_default [2025-01-09 19:45:18,173 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2025-01-09 19:45:18,173 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2025-01-09 19:45:18,173 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_crc_length [2025-01-09 19:45:18,173 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_crc_length [2025-01-09 19:45:18,173 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_clock [2025-01-09 19:45:18,173 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_clock [2025-01-09 19:45:18,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2025-01-09 19:45:18,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2025-01-09 19:45:18,176 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dummy_set2_1 [2025-01-09 19:45:18,176 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dummy_set2_1 [2025-01-09 19:45:18,176 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_led_on [2025-01-09 19:45:18,176 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_led_on [2025-01-09 19:45:18,176 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2025-01-09 19:45:18,177 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2025-01-09 19:45:18,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 19:45:18,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-09 19:45:18,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-01-09 19:45:18,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-01-09 19:45:18,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-01-09 19:45:18,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-01-09 19:45:18,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-01-09 19:45:18,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-01-09 19:45:18,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-01-09 19:45:18,177 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2025-01-09 19:45:18,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2025-01-09 19:45:18,177 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2025-01-09 19:45:18,177 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2025-01-09 19:45:18,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2025-01-09 19:45:18,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2025-01-09 19:45:18,177 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2025-01-09 19:45:18,177 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2025-01-09 19:45:18,928 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 19:45:18,931 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 19:45:19,233 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-01-09 19:45:20,032 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint switch_break: call #t~mem1380#1.base, #t~mem1380#1.offset := read~$Pointer$#4(~sc#1.base, 141 + ~sc#1.offset, 8); [2025-01-09 19:45:20,033 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L12881: SUMMARY for call lmc_trace(#t~mem1380#1.base, #t~mem1380#1.offset, 129, 0); srcloc: null [2025-01-09 19:45:20,033 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L12881-1: havoc #t~mem1380#1.base, #t~mem1380#1.offset; [2025-01-09 19:45:28,638 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-01-09 19:45:29,841 INFO L? ?]: Removed 2487 outVars from TransFormulas that were not future-live. [2025-01-09 19:45:29,842 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 19:45:29,902 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 19:45:29,902 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-09 19:45:29,902 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 07:45:29 BoogieIcfgContainer [2025-01-09 19:45:29,902 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 19:45:29,904 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 19:45:29,904 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 19:45:29,907 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 19:45:29,907 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 07:45:13" (1/3) ... [2025-01-09 19:45:29,908 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d696c55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 07:45:29, skipping insertion in model container [2025-01-09 19:45:29,908 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:45:16" (2/3) ... [2025-01-09 19:45:29,909 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d696c55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 07:45:29, skipping insertion in model container [2025-01-09 19:45:29,909 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 07:45:29" (3/3) ... [2025-01-09 19:45:29,909 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i [2025-01-09 19:45:29,923 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 19:45:29,926 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i that has 129 procedures, 3139 locations, 1 initial locations, 11 loop locations, and 3 error locations. [2025-01-09 19:45:30,048 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 19:45:30,059 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;@18f46f3f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 19:45:30,060 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2025-01-09 19:45:30,070 INFO L276 IsEmpty]: Start isEmpty. Operand has 3105 states, 2149 states have (on average 1.3345742205677058) internal successors, (2868), 2219 states have internal predecessors, (2868), 834 states have call successors, (834), 120 states have call predecessors, (834), 119 states have return successors, (827), 784 states have call predecessors, (827), 827 states have call successors, (827) [2025-01-09 19:45:30,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2025-01-09 19:45:30,087 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:45:30,088 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:45:30,088 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-01-09 19:45:30,092 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:45:30,093 INFO L85 PathProgramCache]: Analyzing trace with hash -2049265762, now seen corresponding path program 1 times [2025-01-09 19:45:30,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:45:30,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906746445] [2025-01-09 19:45:30,099 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:45:30,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:45:32,222 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 195 statements into 1 equivalence classes. [2025-01-09 19:45:32,440 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 195 of 195 statements. [2025-01-09 19:45:32,441 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:45:32,441 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:45:33,048 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2025-01-09 19:45:33,049 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:45:33,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906746445] [2025-01-09 19:45:33,049 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1906746445] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:45:33,049 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:45:33,050 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:45:33,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1037461564] [2025-01-09 19:45:33,051 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:45:33,055 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:45:33,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:45:33,069 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:45:33,069 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:45:33,079 INFO L87 Difference]: Start difference. First operand has 3105 states, 2149 states have (on average 1.3345742205677058) internal successors, (2868), 2219 states have internal predecessors, (2868), 834 states have call successors, (834), 120 states have call predecessors, (834), 119 states have return successors, (827), 784 states have call predecessors, (827), 827 states have call successors, (827) 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, (20), 2 states have call predecessors, (20), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2025-01-09 19:45:37,128 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 19:45:38,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:45:38,229 INFO L93 Difference]: Finished difference Result 9133 states and 14031 transitions. [2025-01-09 19:45:38,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:45:38,232 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, (20), 2 states have call predecessors, (20), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 195 [2025-01-09 19:45:38,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:45:38,307 INFO L225 Difference]: With dead ends: 9133 [2025-01-09 19:45:38,307 INFO L226 Difference]: Without dead ends: 6052 [2025-01-09 19:45:38,348 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:45:38,350 INFO L435 NwaCegarLoop]: 4486 mSDtfsCounter, 4303 mSDsluCounter, 4412 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4303 SdHoareTripleChecker+Valid, 8898 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2025-01-09 19:45:38,351 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4303 Valid, 8898 Invalid, 44 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9 Valid, 34 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2025-01-09 19:45:38,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6052 states. [2025-01-09 19:45:38,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6052 to 6048. [2025-01-09 19:45:38,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6048 states, 4207 states have (on average 1.3116234846684098) internal successors, (5518), 4346 states have internal predecessors, (5518), 1604 states have call successors, (1604), 235 states have call predecessors, (1604), 234 states have return successors, (1600), 1514 states have call predecessors, (1600), 1600 states have call successors, (1600) [2025-01-09 19:45:38,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6048 states to 6048 states and 8722 transitions. [2025-01-09 19:45:38,930 INFO L78 Accepts]: Start accepts. Automaton has 6048 states and 8722 transitions. Word has length 195 [2025-01-09 19:45:38,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:45:38,933 INFO L471 AbstractCegarLoop]: Abstraction has 6048 states and 8722 transitions. [2025-01-09 19:45:38,933 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, (20), 2 states have call predecessors, (20), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2025-01-09 19:45:38,933 INFO L276 IsEmpty]: Start isEmpty. Operand 6048 states and 8722 transitions. [2025-01-09 19:45:38,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2025-01-09 19:45:38,944 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:45:38,945 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:45:38,945 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-01-09 19:45:38,946 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-01-09 19:45:38,946 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:45:38,947 INFO L85 PathProgramCache]: Analyzing trace with hash 2120405016, now seen corresponding path program 1 times [2025-01-09 19:45:38,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:45:38,947 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540192642] [2025-01-09 19:45:38,947 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:45:38,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:45:40,844 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 206 statements into 1 equivalence classes. [2025-01-09 19:45:40,901 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 206 of 206 statements. [2025-01-09 19:45:40,902 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:45:40,902 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:45:41,182 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2025-01-09 19:45:41,183 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:45:41,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1540192642] [2025-01-09 19:45:41,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1540192642] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:45:41,183 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:45:41,183 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:45:41,183 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648268936] [2025-01-09 19:45:41,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:45:41,184 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:45:41,184 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:45:41,185 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:45:41,185 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:45:41,185 INFO L87 Difference]: Start difference. First operand 6048 states and 8722 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, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2025-01-09 19:45:45,213 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 19:45:45,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:45:45,859 INFO L93 Difference]: Finished difference Result 17576 states and 25346 transitions. [2025-01-09 19:45:45,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:45:45,860 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, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 206 [2025-01-09 19:45:45,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:45:45,951 INFO L225 Difference]: With dead ends: 17576 [2025-01-09 19:45:45,952 INFO L226 Difference]: Without dead ends: 11563 [2025-01-09 19:45:45,994 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:45:45,995 INFO L435 NwaCegarLoop]: 4522 mSDtfsCounter, 4027 mSDsluCounter, 4428 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4027 SdHoareTripleChecker+Valid, 8950 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2025-01-09 19:45:45,995 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4027 Valid, 8950 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 22 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2025-01-09 19:45:46,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11563 states. [2025-01-09 19:45:46,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11563 to 11533. [2025-01-09 19:45:46,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11533 states, 7998 states have (on average 1.3074518629657415) internal successors, (10457), 8270 states have internal predecessors, (10457), 3075 states have call successors, (3075), 458 states have call predecessors, (3075), 457 states have return successors, (3095), 2892 states have call predecessors, (3095), 3071 states have call successors, (3095) [2025-01-09 19:45:46,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11533 states to 11533 states and 16627 transitions. [2025-01-09 19:45:46,619 INFO L78 Accepts]: Start accepts. Automaton has 11533 states and 16627 transitions. Word has length 206 [2025-01-09 19:45:46,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:45:46,619 INFO L471 AbstractCegarLoop]: Abstraction has 11533 states and 16627 transitions. [2025-01-09 19:45:46,620 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, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2025-01-09 19:45:46,620 INFO L276 IsEmpty]: Start isEmpty. Operand 11533 states and 16627 transitions. [2025-01-09 19:45:46,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2025-01-09 19:45:46,627 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:45:46,628 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:45:46,628 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-09 19:45:46,628 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-01-09 19:45:46,629 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:45:46,629 INFO L85 PathProgramCache]: Analyzing trace with hash -1799995434, now seen corresponding path program 1 times [2025-01-09 19:45:46,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:45:46,630 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348613360] [2025-01-09 19:45:46,630 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:45:46,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:45:48,827 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 212 statements into 1 equivalence classes. [2025-01-09 19:45:48,875 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 212 of 212 statements. [2025-01-09 19:45:48,876 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:45:48,876 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:45:49,234 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2025-01-09 19:45:49,234 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:45:49,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348613360] [2025-01-09 19:45:49,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1348613360] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:45:49,234 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:45:49,235 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:45:49,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250969166] [2025-01-09 19:45:49,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:45:49,235 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:45:49,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:45:49,235 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:45:49,235 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:45:49,236 INFO L87 Difference]: Start difference. First operand 11533 states and 16627 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2025-01-09 19:45:53,265 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 19:45:53,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:45:53,926 INFO L93 Difference]: Finished difference Result 34147 states and 49237 transitions. [2025-01-09 19:45:53,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:45:53,927 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 212 [2025-01-09 19:45:53,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:45:54,241 INFO L225 Difference]: With dead ends: 34147 [2025-01-09 19:45:54,242 INFO L226 Difference]: Without dead ends: 22649 [2025-01-09 19:45:54,287 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:45:54,290 INFO L435 NwaCegarLoop]: 4614 mSDtfsCounter, 4332 mSDsluCounter, 4355 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4332 SdHoareTripleChecker+Valid, 8969 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2025-01-09 19:45:54,290 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4332 Valid, 8969 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 12 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2025-01-09 19:45:54,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22649 states. [2025-01-09 19:45:55,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22649 to 22599. [2025-01-09 19:45:55,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22599 states, 15678 states have (on average 1.3082663605051665) internal successors, (20511), 16222 states have internal predecessors, (20511), 6013 states have call successors, (6013), 910 states have call predecessors, (6013), 905 states have return successors, (6069), 5638 states have call predecessors, (6069), 6009 states have call successors, (6069) [2025-01-09 19:45:55,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22599 states to 22599 states and 32593 transitions. [2025-01-09 19:45:55,185 INFO L78 Accepts]: Start accepts. Automaton has 22599 states and 32593 transitions. Word has length 212 [2025-01-09 19:45:55,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:45:55,186 INFO L471 AbstractCegarLoop]: Abstraction has 22599 states and 32593 transitions. [2025-01-09 19:45:55,187 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2025-01-09 19:45:55,187 INFO L276 IsEmpty]: Start isEmpty. Operand 22599 states and 32593 transitions. [2025-01-09 19:45:55,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2025-01-09 19:45:55,193 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:45:55,193 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:45:55,193 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-01-09 19:45:55,193 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-01-09 19:45:55,194 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:45:55,194 INFO L85 PathProgramCache]: Analyzing trace with hash 887581542, now seen corresponding path program 1 times [2025-01-09 19:45:55,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:45:55,195 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [800097922] [2025-01-09 19:45:55,195 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:45:55,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:45:57,388 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 212 statements into 1 equivalence classes. [2025-01-09 19:45:57,436 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 212 of 212 statements. [2025-01-09 19:45:57,436 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:45:57,436 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:45:57,763 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2025-01-09 19:45:57,764 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:45:57,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [800097922] [2025-01-09 19:45:57,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [800097922] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:45:57,764 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:45:57,764 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:45:57,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [43991277] [2025-01-09 19:45:57,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:45:57,765 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:45:57,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:45:57,766 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:45:57,766 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:45:57,766 INFO L87 Difference]: Start difference. First operand 22599 states and 32593 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2025-01-09 19:46:01,822 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 19:46:03,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:46:03,466 INFO L93 Difference]: Finished difference Result 54686 states and 78905 transitions. [2025-01-09 19:46:03,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:46:03,466 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 212 [2025-01-09 19:46:03,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:46:03,707 INFO L225 Difference]: With dead ends: 54686 [2025-01-09 19:46:03,708 INFO L226 Difference]: Without dead ends: 32122 [2025-01-09 19:46:03,826 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:46:03,827 INFO L435 NwaCegarLoop]: 5297 mSDtfsCounter, 4039 mSDsluCounter, 4382 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 18 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4039 SdHoareTripleChecker+Valid, 9679 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2025-01-09 19:46:03,828 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4039 Valid, 9679 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 76 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2025-01-09 19:46:03,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32122 states. [2025-01-09 19:46:05,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32122 to 32090. [2025-01-09 19:46:05,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32090 states, 22354 states have (on average 1.3099668963049118) internal successors, (29283), 23147 states have internal predecessors, (29283), 8426 states have call successors, (8426), 1318 states have call predecessors, (8426), 1307 states have return successors, (8484), 7858 states have call predecessors, (8484), 8422 states have call successors, (8484) [2025-01-09 19:46:05,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32090 states to 32090 states and 46193 transitions. [2025-01-09 19:46:05,551 INFO L78 Accepts]: Start accepts. Automaton has 32090 states and 46193 transitions. Word has length 212 [2025-01-09 19:46:05,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:46:05,551 INFO L471 AbstractCegarLoop]: Abstraction has 32090 states and 46193 transitions. [2025-01-09 19:46:05,551 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2025-01-09 19:46:05,551 INFO L276 IsEmpty]: Start isEmpty. Operand 32090 states and 46193 transitions. [2025-01-09 19:46:05,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2025-01-09 19:46:05,556 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:46:05,556 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:46:05,557 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-01-09 19:46:05,557 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-01-09 19:46:05,557 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:46:05,558 INFO L85 PathProgramCache]: Analyzing trace with hash -1984275464, now seen corresponding path program 1 times [2025-01-09 19:46:05,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:46:05,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2009840952] [2025-01-09 19:46:05,558 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:46:05,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:46:07,501 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 209 statements into 1 equivalence classes. [2025-01-09 19:46:07,556 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 209 of 209 statements. [2025-01-09 19:46:07,556 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:46:07,556 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:46:07,802 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2025-01-09 19:46:07,802 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:46:07,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2009840952] [2025-01-09 19:46:07,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2009840952] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:46:07,802 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:46:07,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:46:07,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092127269] [2025-01-09 19:46:07,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:46:07,803 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:46:07,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:46:07,803 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:46:07,803 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:46:07,804 INFO L87 Difference]: Start difference. First operand 32090 states and 46193 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2025-01-09 19:46:11,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 19:46:13,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:46:13,806 INFO L93 Difference]: Finished difference Result 79388 states and 114078 transitions. [2025-01-09 19:46:13,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:46:13,807 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 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 209 [2025-01-09 19:46:13,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:46:14,236 INFO L225 Difference]: With dead ends: 79388 [2025-01-09 19:46:14,237 INFO L226 Difference]: Without dead ends: 47333 [2025-01-09 19:46:14,416 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:46:14,418 INFO L435 NwaCegarLoop]: 4520 mSDtfsCounter, 3671 mSDsluCounter, 4398 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3671 SdHoareTripleChecker+Valid, 8918 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2025-01-09 19:46:14,419 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3671 Valid, 8918 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 48 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2025-01-09 19:46:14,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47333 states. [2025-01-09 19:46:16,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47333 to 47263. [2025-01-09 19:46:16,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47263 states, 32981 states have (on average 1.3089960886571057) internal successors, (43172), 34215 states have internal predecessors, (43172), 12202 states have call successors, (12202), 2086 states have call predecessors, (12202), 2077 states have return successors, (12422), 11271 states have call predecessors, (12422), 12198 states have call successors, (12422) [2025-01-09 19:46:16,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47263 states to 47263 states and 67796 transitions. [2025-01-09 19:46:16,745 INFO L78 Accepts]: Start accepts. Automaton has 47263 states and 67796 transitions. Word has length 209 [2025-01-09 19:46:16,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:46:16,748 INFO L471 AbstractCegarLoop]: Abstraction has 47263 states and 67796 transitions. [2025-01-09 19:46:16,748 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2025-01-09 19:46:16,748 INFO L276 IsEmpty]: Start isEmpty. Operand 47263 states and 67796 transitions. [2025-01-09 19:46:16,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2025-01-09 19:46:16,759 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:46:16,759 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 15, 15, 15, 15, 15, 15, 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] [2025-01-09 19:46:16,759 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-01-09 19:46:16,760 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-01-09 19:46:16,760 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:46:16,760 INFO L85 PathProgramCache]: Analyzing trace with hash 592599866, now seen corresponding path program 1 times [2025-01-09 19:46:16,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:46:16,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1592753950] [2025-01-09 19:46:16,760 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:46:16,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:46:18,689 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 239 statements into 1 equivalence classes. [2025-01-09 19:46:18,722 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 239 of 239 statements. [2025-01-09 19:46:18,722 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:46:18,722 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:46:19,066 INFO L134 CoverageAnalysis]: Checked inductivity of 1049 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 1038 trivial. 0 not checked. [2025-01-09 19:46:19,070 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:46:19,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1592753950] [2025-01-09 19:46:19,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1592753950] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:46:19,070 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:46:19,071 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:46:19,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725274084] [2025-01-09 19:46:19,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:46:19,071 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:46:19,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:46:19,071 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:46:19,071 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:46:19,071 INFO L87 Difference]: Start difference. First operand 47263 states and 67796 transitions. Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2025-01-09 19:46:23,138 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 19:46:25,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:46:25,209 INFO L93 Difference]: Finished difference Result 127506 states and 183091 transitions. [2025-01-09 19:46:25,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:46:25,210 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 239 [2025-01-09 19:46:25,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:46:25,738 INFO L225 Difference]: With dead ends: 127506 [2025-01-09 19:46:25,738 INFO L226 Difference]: Without dead ends: 80278 [2025-01-09 19:46:25,953 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:46:25,954 INFO L435 NwaCegarLoop]: 4670 mSDtfsCounter, 4375 mSDsluCounter, 4436 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 6 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4375 SdHoareTripleChecker+Valid, 9106 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2025-01-09 19:46:25,955 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4375 Valid, 9106 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 14 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2025-01-09 19:46:26,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80278 states. [2025-01-09 19:46:29,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80278 to 80220. [2025-01-09 19:46:29,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80220 states, 55900 states have (on average 1.30824686940966) internal successors, (73131), 57987 states have internal predecessors, (73131), 20832 states have call successors, (20832), 3506 states have call predecessors, (20832), 3485 states have return successors, (21264), 19252 states have call predecessors, (21264), 20828 states have call successors, (21264) [2025-01-09 19:46:29,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80220 states to 80220 states and 115227 transitions. [2025-01-09 19:46:29,688 INFO L78 Accepts]: Start accepts. Automaton has 80220 states and 115227 transitions. Word has length 239 [2025-01-09 19:46:29,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:46:29,689 INFO L471 AbstractCegarLoop]: Abstraction has 80220 states and 115227 transitions. [2025-01-09 19:46:29,689 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2025-01-09 19:46:29,689 INFO L276 IsEmpty]: Start isEmpty. Operand 80220 states and 115227 transitions. [2025-01-09 19:46:29,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2025-01-09 19:46:29,699 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:46:29,700 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 15, 15, 15, 15, 15, 15, 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] [2025-01-09 19:46:29,700 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-01-09 19:46:29,700 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-01-09 19:46:29,700 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:46:29,700 INFO L85 PathProgramCache]: Analyzing trace with hash -324281460, now seen corresponding path program 1 times [2025-01-09 19:46:29,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:46:29,701 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514993994] [2025-01-09 19:46:29,701 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:46:29,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms