./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 803cd42f Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fdbc5180119fad988a6a3a24d2f5ed804cbc2cd6d0e7bbb402b6d4dd37802e45 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-22 16:20:51,397 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 16:20:51,462 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-22 16:20:51,465 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 16:20:51,467 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 16:20:51,497 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 16:20:51,498 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 16:20:51,498 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 16:20:51,499 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-22 16:20:51,503 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-22 16:20:51,503 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 16:20:51,503 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 16:20:51,504 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 16:20:51,504 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 16:20:51,504 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 16:20:51,504 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 16:20:51,504 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-22 16:20:51,504 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-22 16:20:51,505 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 16:20:51,505 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-22 16:20:51,505 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 16:20:51,507 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-22 16:20:51,507 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 16:20:51,507 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-22 16:20:51,507 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 16:20:51,507 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 16:20:51,507 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 16:20:51,508 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-22 16:20:51,508 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 16:20:51,508 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 16:20:51,508 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 16:20:51,508 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 16:20:51,508 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-22 16:20:51,509 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-22 16:20:51,509 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-22 16:20:51,510 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 16:20:51,510 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 16:20:51,510 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 16:20:51,510 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 16:20:51,510 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fdbc5180119fad988a6a3a24d2f5ed804cbc2cd6d0e7bbb402b6d4dd37802e45 [2024-11-22 16:20:51,702 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 16:20:51,727 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 16:20:51,729 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 16:20:51,730 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 16:20:51,730 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 16:20:51,731 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i [2024-11-22 16:20:53,014 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 16:20:53,450 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 16:20:53,451 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/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 [2024-11-22 16:20:53,496 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09ab15e12/f87b7f034da446c388e8f12c179771b9/FLAG6f7f256a1 [2024-11-22 16:20:53,565 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09ab15e12/f87b7f034da446c388e8f12c179771b9 [2024-11-22 16:20:53,568 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 16:20:53,569 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 16:20:53,570 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 16:20:53,570 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 16:20:53,574 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 16:20:53,575 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 04:20:53" (1/1) ... [2024-11-22 16:20:53,576 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@327f5033 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:53, skipping insertion in model container [2024-11-22 16:20:53,576 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 04:20:53" (1/1) ... [2024-11-22 16:20:53,738 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 16:20:55,767 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394320,394333] [2024-11-22 16:20:55,770 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394489,394502] [2024-11-22 16:20:55,771 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394656,394669] [2024-11-22 16:20:55,771 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394824,394837] [2024-11-22 16:20:55,784 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 16:20:55,812 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 16:20:55,883 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5400] [2024-11-22 16:20:55,886 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5408] [2024-11-22 16:20:56,172 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] [2024-11-22 16:20:56,173 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] [2024-11-22 16:20:56,173 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [7358] [2024-11-22 16:20:56,173 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [7371] [2024-11-22 16:20:56,333 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394320,394333] [2024-11-22 16:20:56,333 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394489,394502] [2024-11-22 16:20:56,334 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394656,394669] [2024-11-22 16:20:56,334 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394824,394837] [2024-11-22 16:20:56,339 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 16:20:56,490 INFO L204 MainTranslator]: Completed translation [2024-11-22 16:20:56,490 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:56 WrapperNode [2024-11-22 16:20:56,490 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 16:20:56,491 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 16:20:56,492 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 16:20:56,492 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 16:20:56,497 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:56" (1/1) ... [2024-11-22 16:20:56,575 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:56" (1/1) ... [2024-11-22 16:20:56,752 INFO L138 Inliner]: procedures = 494, calls = 2673, calls flagged for inlining = 242, calls inlined = 227, statements flattened = 5731 [2024-11-22 16:20:56,752 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 16:20:56,753 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 16:20:56,754 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 16:20:56,754 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 16:20:56,763 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:56" (1/1) ... [2024-11-22 16:20:56,764 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:56" (1/1) ... [2024-11-22 16:20:56,796 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:56" (1/1) ... [2024-11-22 16:20:57,727 INFO L175 MemorySlicer]: Split 1213 memory accesses to 9 slices as follows [1141, 2, 2, 1, 2, 4, 54, 3, 4]. 94 percent of accesses are in the largest equivalence class. The 16 initializations are split as follows [4, 0, 0, 1, 2, 4, 0, 1, 4]. The 525 writes are split as follows [481, 1, 1, 0, 0, 0, 42, 0, 0]. [2024-11-22 16:20:57,731 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:56" (1/1) ... [2024-11-22 16:20:57,732 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:56" (1/1) ... [2024-11-22 16:20:57,861 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:56" (1/1) ... [2024-11-22 16:20:57,891 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:56" (1/1) ... [2024-11-22 16:20:57,923 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:56" (1/1) ... [2024-11-22 16:20:57,946 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:56" (1/1) ... [2024-11-22 16:20:57,989 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 16:20:57,990 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 16:20:57,990 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 16:20:57,991 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 16:20:57,991 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:56" (1/1) ... [2024-11-22 16:20:57,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 16:20:58,007 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 16:20:58,024 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-22 16:20:58,032 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-22 16:20:58,070 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_running_reset [2024-11-22 16:20:58,070 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_running_reset [2024-11-22 16:20:58,070 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-22 16:20:58,070 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-22 16:20:58,070 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_crc_length [2024-11-22 16:20:58,070 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_crc_length [2024-11-22 16:20:58,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-22 16:20:58,070 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-22 16:20:58,071 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dec_reset [2024-11-22 16:20:58,071 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dec_reset [2024-11-22 16:20:58,071 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_get_link_status [2024-11-22 16:20:58,071 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_get_link_status [2024-11-22 16:20:58,071 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-22 16:20:58,071 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-22 16:20:58,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-22 16:20:58,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-22 16:20:58,072 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_default [2024-11-22 16:20:58,073 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_default [2024-11-22 16:20:58,073 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_gpio_mkinput [2024-11-22 16:20:58,073 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_gpio_mkinput [2024-11-22 16:20:58,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-22 16:20:58,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-22 16:20:58,074 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_status [2024-11-22 16:20:58,075 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_status [2024-11-22 16:20:58,075 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_100ft [2024-11-22 16:20:58,075 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_100ft [2024-11-22 16:20:58,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_64 [2024-11-22 16:20:58,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_64 [2024-11-22 16:20:58,076 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dummy_set_1 [2024-11-22 16:20:58,076 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dummy_set_1 [2024-11-22 16:20:58,076 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-22 16:20:58,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-22 16:20:58,076 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_close [2024-11-22 16:20:58,076 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_close [2024-11-22 16:20:58,076 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_watchdog [2024-11-22 16:20:58,076 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_watchdog [2024-11-22 16:20:58,076 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_reset [2024-11-22 16:20:58,077 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_reset [2024-11-22 16:20:58,077 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_sc [2024-11-22 16:20:58,077 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_sc [2024-11-22 16:20:58,077 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_netif [2024-11-22 16:20:58,077 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_netif [2024-11-22 16:20:58,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-22 16:20:58,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-22 16:20:58,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-22 16:20:58,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-22 16:20:58,077 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_trace [2024-11-22 16:20:58,078 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_trace [2024-11-22 16:20:58,078 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_get_link_status [2024-11-22 16:20:58,078 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_get_link_status [2024-11-22 16:20:58,078 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-22 16:20:58,078 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2024-11-22 16:20:58,078 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2024-11-22 16:20:58,078 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-22 16:20:58,079 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-22 16:20:58,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-22 16:20:58,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-22 16:20:58,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-22 16:20:58,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-22 16:20:58,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-22 16:20:58,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-22 16:20:58,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-22 16:20:58,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-22 16:20:58,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-22 16:20:58,080 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2024-11-22 16:20:58,080 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2024-11-22 16:20:58,080 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_default [2024-11-22 16:20:58,081 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_default [2024-11-22 16:20:58,081 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_clock [2024-11-22 16:20:58,081 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_clock [2024-11-22 16:20:58,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-22 16:20:58,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-22 16:20:58,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-22 16:20:58,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-22 16:20:58,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-22 16:20:58,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-22 16:20:58,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-22 16:20:58,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-22 16:20:58,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-22 16:20:58,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-22 16:20:58,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-22 16:20:58,082 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_led_off [2024-11-22 16:20:58,082 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_led_off [2024-11-22 16:20:58,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-22 16:20:58,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-22 16:20:58,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-22 16:20:58,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-22 16:20:58,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-22 16:20:58,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-22 16:20:58,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-22 16:20:58,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-22 16:20:58,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-22 16:20:58,082 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2024-11-22 16:20:58,082 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2024-11-22 16:20:58,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-11-22 16:20:58,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-11-22 16:20:58,083 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_default [2024-11-22 16:20:58,083 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_default [2024-11-22 16:20:58,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-22 16:20:58,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-22 16:20:58,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-22 16:20:58,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-22 16:20:58,083 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_softreset [2024-11-22 16:20:58,083 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_softreset [2024-11-22 16:20:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure write_av9110_bit [2024-11-22 16:20:58,085 INFO L138 BoogieDeclarations]: Found implementation of procedure write_av9110_bit [2024-11-22 16:20:58,085 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-22 16:20:58,085 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-22 16:20:58,085 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-11-22 16:20:58,085 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-11-22 16:20:58,086 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_crc_length [2024-11-22 16:20:58,086 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_crc_length [2024-11-22 16:20:58,086 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_mii_writereg [2024-11-22 16:20:58,086 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_mii_writereg [2024-11-22 16:20:58,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-22 16:20:58,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-22 16:20:58,087 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2024-11-22 16:20:58,087 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2024-11-22 16:20:58,087 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_status [2024-11-22 16:20:58,087 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_status [2024-11-22 16:20:58,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-22 16:20:58,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-22 16:20:58,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-22 16:20:58,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2024-11-22 16:20:58,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2024-11-22 16:20:58,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 16:20:58,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-22 16:20:58,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-22 16:20:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-22 16:20:58,088 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-22 16:20:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lmc_lock_of_lmc___softc [2024-11-22 16:20:58,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lmc_lock_of_lmc___softc [2024-11-22 16:20:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-22 16:20:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-22 16:20:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-22 16:20:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-22 16:20:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-22 16:20:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-22 16:20:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-22 16:20:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-22 16:20:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-22 16:20:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_mii_readreg [2024-11-22 16:20:58,088 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_mii_readreg [2024-11-22 16:20:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-22 16:20:58,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-22 16:20:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2024-11-22 16:20:58,088 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2024-11-22 16:20:58,089 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-22 16:20:58,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-22 16:20:58,089 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_init [2024-11-22 16:20:58,089 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_init [2024-11-22 16:20:58,089 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-11-22 16:20:58,089 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-11-22 16:20:58,089 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_open [2024-11-22 16:20:58,089 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_open [2024-11-22 16:20:58,089 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-22 16:20:58,090 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-22 16:20:58,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-22 16:20:58,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-22 16:20:58,091 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_watchdog [2024-11-22 16:20:58,091 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_watchdog [2024-11-22 16:20:58,091 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_status [2024-11-22 16:20:58,091 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_status [2024-11-22 16:20:58,092 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_set_protocol [2024-11-22 16:20:58,092 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_set_protocol [2024-11-22 16:20:58,092 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_clock [2024-11-22 16:20:58,092 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_clock [2024-11-22 16:20:58,092 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2024-11-22 16:20:58,092 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2024-11-22 16:20:58,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 16:20:58,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 16:20:58,092 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_open [2024-11-22 16:20:58,092 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_open [2024-11-22 16:20:58,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-22 16:20:58,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-22 16:20:58,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-22 16:20:58,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-22 16:20:58,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-22 16:20:58,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-22 16:20:58,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-22 16:20:58,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-22 16:20:58,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-22 16:20:58,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-22 16:20:58,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-22 16:20:58,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-22 16:20:58,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-22 16:20:58,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-22 16:20:58,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-22 16:20:58,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-22 16:20:58,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-22 16:20:58,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-22 16:20:58,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-22 16:20:58,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-22 16:20:58,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_lmc_driver_exit_17_2 [2024-11-22 16:20:58,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_lmc_driver_exit_17_2 [2024-11-22 16:20:58,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-22 16:20:58,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-22 16:20:58,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-11-22 16:20:58,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-11-22 16:20:58,094 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_get_link_status [2024-11-22 16:20:58,094 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_get_link_status [2024-11-22 16:20:58,094 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_circuit_type [2024-11-22 16:20:58,094 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_circuit_type [2024-11-22 16:20:58,094 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_status [2024-11-22 16:20:58,095 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_status [2024-11-22 16:20:58,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-22 16:20:58,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-22 16:20:58,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-22 16:20:58,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-22 16:20:58,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-22 16:20:58,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-22 16:20:58,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-22 16:20:58,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-22 16:20:58,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-22 16:20:58,095 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-22 16:20:58,095 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-22 16:20:58,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-22 16:20:58,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-22 16:20:58,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-22 16:20:58,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-22 16:20:58,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-22 16:20:58,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-22 16:20:58,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-22 16:20:58,096 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_get_link_status [2024-11-22 16:20:58,096 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_get_link_status [2024-11-22 16:20:58,096 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_init [2024-11-22 16:20:58,097 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_init [2024-11-22 16:20:58,097 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-22 16:20:58,097 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-22 16:20:58,097 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_scram [2024-11-22 16:20:58,097 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_scram [2024-11-22 16:20:58,097 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_init [2024-11-22 16:20:58,097 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_init [2024-11-22 16:20:58,097 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_gpio_mkoutput [2024-11-22 16:20:58,097 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_gpio_mkoutput [2024-11-22 16:20:58,097 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-22 16:20:58,098 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-22 16:20:58,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-22 16:20:58,098 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_driver_timeout [2024-11-22 16:20:58,098 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_driver_timeout [2024-11-22 16:20:58,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lmc_lock_of_lmc___softc [2024-11-22 16:20:58,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lmc_lock_of_lmc___softc [2024-11-22 16:20:58,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-22 16:20:58,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-22 16:20:58,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-22 16:20:58,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-22 16:20:58,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-22 16:20:58,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-22 16:20:58,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-22 16:20:58,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-22 16:20:58,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-22 16:20:58,099 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-11-22 16:20:58,099 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-11-22 16:20:58,099 INFO L130 BoogieDeclarations]: Found specification of procedure write_av9110 [2024-11-22 16:20:58,099 INFO L138 BoogieDeclarations]: Found implementation of procedure write_av9110 [2024-11-22 16:20:58,099 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-11-22 16:20:58,099 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-11-22 16:20:58,099 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_speed [2024-11-22 16:20:58,099 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_speed [2024-11-22 16:20:58,099 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-22 16:20:58,100 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-22 16:20:58,100 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_crc_length [2024-11-22 16:20:58,100 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_crc_length [2024-11-22 16:20:58,100 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-22 16:20:58,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-22 16:20:58,100 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_type [2024-11-22 16:20:58,101 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_type [2024-11-22 16:20:58,103 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_remove_one [2024-11-22 16:20:58,103 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_remove_one [2024-11-22 16:20:58,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-22 16:20:58,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-22 16:20:58,103 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2024-11-22 16:20:58,103 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2024-11-22 16:20:58,103 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_write [2024-11-22 16:20:58,103 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_write [2024-11-22 16:20:58,103 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_close [2024-11-22 16:20:58,103 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_close [2024-11-22 16:20:58,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-22 16:20:58,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-22 16:20:58,104 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-22 16:20:58,104 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-22 16:20:58,104 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-22 16:20:58,104 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-22 16:20:58,104 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_link_status [2024-11-22 16:20:58,104 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_link_status [2024-11-22 16:20:58,104 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_watchdog [2024-11-22 16:20:58,104 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_watchdog [2024-11-22 16:20:58,104 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-22 16:20:58,104 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-22 16:20:58,104 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_watchdog [2024-11-22 16:20:58,104 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_watchdog [2024-11-22 16:20:58,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-22 16:20:58,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-22 16:20:58,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-22 16:20:58,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-22 16:20:58,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-22 16:20:58,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-22 16:20:58,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-22 16:20:58,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-22 16:20:58,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-22 16:20:58,105 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2024-11-22 16:20:58,105 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2024-11-22 16:20:58,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-22 16:20:58,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-22 16:20:58,105 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_link_status [2024-11-22 16:20:58,105 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_link_status [2024-11-22 16:20:58,105 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_init [2024-11-22 16:20:58,105 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_init [2024-11-22 16:20:58,105 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_attach [2024-11-22 16:20:58,105 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_attach [2024-11-22 16:20:58,105 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_default [2024-11-22 16:20:58,105 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_default [2024-11-22 16:20:58,105 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-11-22 16:20:58,105 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-11-22 16:20:58,105 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_crc_length [2024-11-22 16:20:58,105 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_crc_length [2024-11-22 16:20:58,105 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_clock [2024-11-22 16:20:58,105 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_clock [2024-11-22 16:20:58,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-22 16:20:58,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-22 16:20:58,106 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dummy_set2_1 [2024-11-22 16:20:58,106 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dummy_set2_1 [2024-11-22 16:20:58,106 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_led_on [2024-11-22 16:20:58,106 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_led_on [2024-11-22 16:20:58,106 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2024-11-22 16:20:58,106 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2024-11-22 16:20:58,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-22 16:20:58,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-22 16:20:58,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-22 16:20:58,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-22 16:20:58,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-22 16:20:58,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-22 16:20:58,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-22 16:20:58,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-22 16:20:58,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-22 16:20:58,108 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-22 16:20:58,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-22 16:20:58,109 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2024-11-22 16:20:58,109 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2024-11-22 16:20:58,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-22 16:20:58,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-22 16:20:58,109 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2024-11-22 16:20:58,109 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2024-11-22 16:20:58,800 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 16:20:58,805 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 16:20:59,072 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-22 16:20:59,841 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint switch_break: call #t~mem1505#1.base, #t~mem1505#1.offset := read~$Pointer$#0(~sc#1.base, 141 + ~sc#1.offset, 8);#t~ret1506#1.base, #t~ret1506#1.offset := 129, 0; [2024-11-22 16:20:59,841 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint L12881: SUMMARY for call lmc_trace(#t~mem1505#1.base, #t~mem1505#1.offset, #t~ret1506#1.base, #t~ret1506#1.offset); srcloc: null [2024-11-22 16:20:59,841 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint L12881-1: havoc #t~mem1505#1.base, #t~mem1505#1.offset;havoc #t~ret1506#1.base, #t~ret1506#1.offset; [2024-11-22 16:21:13,443 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-22 16:21:14,870 INFO L? ?]: Removed 2493 outVars from TransFormulas that were not future-live. [2024-11-22 16:21:14,871 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 16:21:14,919 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 16:21:14,919 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-22 16:21:14,920 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 04:21:14 BoogieIcfgContainer [2024-11-22 16:21:14,920 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 16:21:14,922 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 16:21:14,922 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 16:21:14,924 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 16:21:14,925 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 04:20:53" (1/3) ... [2024-11-22 16:21:14,926 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14f85935 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 04:21:14, skipping insertion in model container [2024-11-22 16:21:14,927 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:56" (2/3) ... [2024-11-22 16:21:14,927 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14f85935 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 04:21:14, skipping insertion in model container [2024-11-22 16:21:14,928 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 04:21:14" (3/3) ... [2024-11-22 16:21:14,928 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i [2024-11-22 16:21:14,942 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 16:21:14,942 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-11-22 16:21:15,066 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 16:21:15,073 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;@3fa53802, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 16:21:15,073 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-22 16:21:15,086 INFO L276 IsEmpty]: Start isEmpty. Operand has 3128 states, 2172 states have (on average 1.3310313075506446) internal successors, (2891), 2242 states have internal predecessors, (2891), 834 states have call successors, (834), 120 states have call predecessors, (834), 119 states have return successors, (827), 785 states have call predecessors, (827), 827 states have call successors, (827) [2024-11-22 16:21:15,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-11-22 16:21:15,112 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 16:21:15,113 INFO L215 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] [2024-11-22 16:21:15,113 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)] === [2024-11-22 16:21:15,117 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 16:21:15,118 INFO L85 PathProgramCache]: Analyzing trace with hash -736964670, now seen corresponding path program 1 times [2024-11-22 16:21:15,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 16:21:15,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329199324] [2024-11-22 16:21:15,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 16:21:15,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 16:21:17,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 16:21:18,481 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2024-11-22 16:21:18,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 16:21:18,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329199324] [2024-11-22 16:21:18,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [329199324] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 16:21:18,484 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 16:21:18,484 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 16:21:18,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705663272] [2024-11-22 16:21:18,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 16:21:18,491 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 16:21:18,491 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 16:21:18,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 16:21:18,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:21:18,526 INFO L87 Difference]: Start difference. First operand has 3128 states, 2172 states have (on average 1.3310313075506446) internal successors, (2891), 2242 states have internal predecessors, (2891), 834 states have call successors, (834), 120 states have call predecessors, (834), 119 states have return successors, (827), 785 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) [2024-11-22 16:21:22,583 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-22 16:21:23,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 16:21:23,261 INFO L93 Difference]: Finished difference Result 9202 states and 14100 transitions. [2024-11-22 16:21:23,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 16:21:23,264 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 [2024-11-22 16:21:23,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 16:21:23,331 INFO L225 Difference]: With dead ends: 9202 [2024-11-22 16:21:23,331 INFO L226 Difference]: Without dead ends: 6098 [2024-11-22 16:21:23,367 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:21:23,370 INFO L432 NwaCegarLoop]: 4509 mSDtfsCounter, 4326 mSDsluCounter, 4435 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4326 SdHoareTripleChecker+Valid, 8944 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-22 16:21:23,371 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4326 Valid, 8944 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 34 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2024-11-22 16:21:23,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6098 states. [2024-11-22 16:21:23,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6098 to 6094. [2024-11-22 16:21:23,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6094 states, 4253 states have (on average 1.3082529978838466) internal successors, (5564), 4392 states have internal predecessors, (5564), 1604 states have call successors, (1604), 235 states have call predecessors, (1604), 234 states have return successors, (1600), 1516 states have call predecessors, (1600), 1600 states have call successors, (1600) [2024-11-22 16:21:23,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6094 states to 6094 states and 8768 transitions. [2024-11-22 16:21:23,713 INFO L78 Accepts]: Start accepts. Automaton has 6094 states and 8768 transitions. Word has length 195 [2024-11-22 16:21:23,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 16:21:23,716 INFO L471 AbstractCegarLoop]: Abstraction has 6094 states and 8768 transitions. [2024-11-22 16:21:23,717 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) [2024-11-22 16:21:23,717 INFO L276 IsEmpty]: Start isEmpty. Operand 6094 states and 8768 transitions. [2024-11-22 16:21:23,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-11-22 16:21:23,724 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 16:21:23,724 INFO L215 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] [2024-11-22 16:21:23,724 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-22 16:21:23,724 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)] === [2024-11-22 16:21:23,725 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 16:21:23,725 INFO L85 PathProgramCache]: Analyzing trace with hash 1901834396, now seen corresponding path program 1 times [2024-11-22 16:21:23,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 16:21:23,725 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437917820] [2024-11-22 16:21:23,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 16:21:23,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 16:21:25,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 16:21:26,191 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2024-11-22 16:21:26,191 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 16:21:26,191 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [437917820] [2024-11-22 16:21:26,191 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [437917820] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 16:21:26,191 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 16:21:26,191 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 16:21:26,191 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375578071] [2024-11-22 16:21:26,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 16:21:26,193 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 16:21:26,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 16:21:26,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 16:21:26,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:21:26,195 INFO L87 Difference]: Start difference. First operand 6094 states and 8768 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) [2024-11-22 16:21:30,229 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-22 16:21:30,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 16:21:30,908 INFO L93 Difference]: Finished difference Result 17702 states and 25472 transitions. [2024-11-22 16:21:30,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 16:21:30,908 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 [2024-11-22 16:21:30,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 16:21:30,996 INFO L225 Difference]: With dead ends: 17702 [2024-11-22 16:21:30,996 INFO L226 Difference]: Without dead ends: 11643 [2024-11-22 16:21:31,031 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:21:31,033 INFO L432 NwaCegarLoop]: 4546 mSDtfsCounter, 4044 mSDsluCounter, 4451 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4044 SdHoareTripleChecker+Valid, 8997 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-22 16:21:31,034 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4044 Valid, 8997 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 22 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2024-11-22 16:21:31,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11643 states. [2024-11-22 16:21:31,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11643 to 11613. [2024-11-22 16:21:31,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11613 states, 8078 states have (on average 1.3044070314434266) internal successors, (10537), 8350 states have internal predecessors, (10537), 3075 states have call successors, (3075), 458 states have call predecessors, (3075), 457 states have return successors, (3095), 2896 states have call predecessors, (3095), 3071 states have call successors, (3095) [2024-11-22 16:21:31,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11613 states to 11613 states and 16707 transitions. [2024-11-22 16:21:31,526 INFO L78 Accepts]: Start accepts. Automaton has 11613 states and 16707 transitions. Word has length 206 [2024-11-22 16:21:31,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 16:21:31,528 INFO L471 AbstractCegarLoop]: Abstraction has 11613 states and 16707 transitions. [2024-11-22 16:21:31,529 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) [2024-11-22 16:21:31,529 INFO L276 IsEmpty]: Start isEmpty. Operand 11613 states and 16707 transitions. [2024-11-22 16:21:31,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-11-22 16:21:31,535 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 16:21:31,536 INFO L215 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] [2024-11-22 16:21:31,536 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-22 16:21:31,537 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)] === [2024-11-22 16:21:31,537 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 16:21:31,537 INFO L85 PathProgramCache]: Analyzing trace with hash 572000285, now seen corresponding path program 1 times [2024-11-22 16:21:31,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 16:21:31,541 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [671605376] [2024-11-22 16:21:31,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 16:21:31,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 16:21:33,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 16:21:34,011 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2024-11-22 16:21:34,012 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 16:21:34,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [671605376] [2024-11-22 16:21:34,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [671605376] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 16:21:34,015 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 16:21:34,015 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 16:21:34,015 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [506504496] [2024-11-22 16:21:34,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 16:21:34,015 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 16:21:34,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 16:21:34,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 16:21:34,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:21:34,019 INFO L87 Difference]: Start difference. First operand 11613 states and 16707 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) [2024-11-22 16:21:38,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-22 16:21:39,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 16:21:39,116 INFO L93 Difference]: Finished difference Result 32781 states and 47111 transitions. [2024-11-22 16:21:39,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 16:21:39,117 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 [2024-11-22 16:21:39,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 16:21:39,296 INFO L225 Difference]: With dead ends: 32781 [2024-11-22 16:21:39,296 INFO L226 Difference]: Without dead ends: 21203 [2024-11-22 16:21:39,376 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:21:39,380 INFO L432 NwaCegarLoop]: 4648 mSDtfsCounter, 3690 mSDsluCounter, 4421 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3690 SdHoareTripleChecker+Valid, 9069 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-22 16:21:39,380 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3690 Valid, 9069 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 48 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2024-11-22 16:21:39,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21203 states. [2024-11-22 16:21:40,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21203 to 21153. [2024-11-22 16:21:40,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21153 states, 14734 states have (on average 1.3030405863988055) internal successors, (19199), 15244 states have internal predecessors, (19199), 5523 states have call successors, (5523), 894 states have call predecessors, (5523), 893 states have return successors, (5653), 5166 states have call predecessors, (5653), 5519 states have call successors, (5653) [2024-11-22 16:21:40,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21153 states to 21153 states and 30375 transitions. [2024-11-22 16:21:40,370 INFO L78 Accepts]: Start accepts. Automaton has 21153 states and 30375 transitions. Word has length 209 [2024-11-22 16:21:40,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 16:21:40,372 INFO L471 AbstractCegarLoop]: Abstraction has 21153 states and 30375 transitions. [2024-11-22 16:21:40,372 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) [2024-11-22 16:21:40,372 INFO L276 IsEmpty]: Start isEmpty. Operand 21153 states and 30375 transitions. [2024-11-22 16:21:40,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2024-11-22 16:21:40,378 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 16:21:40,378 INFO L215 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] [2024-11-22 16:21:40,378 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-22 16:21:40,378 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)] === [2024-11-22 16:21:40,379 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 16:21:40,380 INFO L85 PathProgramCache]: Analyzing trace with hash 1312036909, now seen corresponding path program 1 times [2024-11-22 16:21:40,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 16:21:40,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [102640454] [2024-11-22 16:21:40,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 16:21:40,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 16:21:42,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 16:21:43,321 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2024-11-22 16:21:43,321 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 16:21:43,323 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [102640454] [2024-11-22 16:21:43,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [102640454] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 16:21:43,323 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 16:21:43,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 16:21:43,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596350156] [2024-11-22 16:21:43,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 16:21:43,325 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 16:21:43,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 16:21:43,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 16:21:43,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:21:43,326 INFO L87 Difference]: Start difference. First operand 21153 states and 30375 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) [2024-11-22 16:21:47,362 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-22 16:21:48,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 16:21:48,956 INFO L93 Difference]: Finished difference Result 45692 states and 65602 transitions. [2024-11-22 16:21:48,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 16:21:48,956 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 [2024-11-22 16:21:48,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 16:21:49,124 INFO L225 Difference]: With dead ends: 45692 [2024-11-22 16:21:49,125 INFO L226 Difference]: Without dead ends: 24574 [2024-11-22 16:21:49,214 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:21:49,216 INFO L432 NwaCegarLoop]: 5219 mSDtfsCounter, 4058 mSDsluCounter, 4405 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 18 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4058 SdHoareTripleChecker+Valid, 9624 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 [2024-11-22 16:21:49,217 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4058 Valid, 9624 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 76 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2024-11-22 16:21:49,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24574 states. [2024-11-22 16:21:49,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24574 to 24542. [2024-11-22 16:21:49,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24542 states, 17163 states have (on average 1.304841810872225) internal successors, (22395), 17783 states have internal predecessors, (22395), 6318 states have call successors, (6318), 1063 states have call predecessors, (6318), 1058 states have return successors, (6427), 5865 states have call predecessors, (6427), 6314 states have call successors, (6427) [2024-11-22 16:21:50,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24542 states to 24542 states and 35140 transitions. [2024-11-22 16:21:50,160 INFO L78 Accepts]: Start accepts. Automaton has 24542 states and 35140 transitions. Word has length 212 [2024-11-22 16:21:50,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 16:21:50,161 INFO L471 AbstractCegarLoop]: Abstraction has 24542 states and 35140 transitions. [2024-11-22 16:21:50,161 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) [2024-11-22 16:21:50,161 INFO L276 IsEmpty]: Start isEmpty. Operand 24542 states and 35140 transitions. [2024-11-22 16:21:50,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2024-11-22 16:21:50,165 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 16:21:50,166 INFO L215 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] [2024-11-22 16:21:50,166 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-22 16:21:50,166 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)] === [2024-11-22 16:21:50,166 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 16:21:50,166 INFO L85 PathProgramCache]: Analyzing trace with hash -1853267786, now seen corresponding path program 1 times [2024-11-22 16:21:50,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 16:21:50,166 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517146863] [2024-11-22 16:21:50,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 16:21:50,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 16:21:52,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 16:21:52,588 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2024-11-22 16:21:52,588 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 16:21:52,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517146863] [2024-11-22 16:21:52,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1517146863] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 16:21:52,589 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 16:21:52,589 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 16:21:52,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [814625005] [2024-11-22 16:21:52,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 16:21:52,589 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 16:21:52,589 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 16:21:52,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 16:21:52,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:21:52,590 INFO L87 Difference]: Start difference. First operand 24542 states and 35140 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) [2024-11-22 16:21:56,628 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-22 16:21:58,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 16:21:58,449 INFO L93 Difference]: Finished difference Result 72136 states and 103281 transitions. [2024-11-22 16:21:58,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 16:21:58,449 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 [2024-11-22 16:21:58,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 16:21:58,830 INFO L225 Difference]: With dead ends: 72136 [2024-11-22 16:21:58,830 INFO L226 Difference]: Without dead ends: 47629 [2024-11-22 16:21:59,001 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:21:59,004 INFO L432 NwaCegarLoop]: 4801 mSDtfsCounter, 4355 mSDsluCounter, 4377 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4355 SdHoareTripleChecker+Valid, 9178 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-22 16:21:59,005 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4355 Valid, 9178 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 12 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2024-11-22 16:21:59,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47629 states. [2024-11-22 16:22:00,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47629 to 47542. [2024-11-22 16:22:00,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47542 states, 33260 states have (on average 1.3064040889957906) internal successors, (43451), 34494 states have internal predecessors, (43451), 12202 states have call successors, (12202), 2086 states have call predecessors, (12202), 2077 states have return successors, (12422), 11281 states have call predecessors, (12422), 12198 states have call successors, (12422) [2024-11-22 16:22:00,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47542 states to 47542 states and 68075 transitions. [2024-11-22 16:22:00,974 INFO L78 Accepts]: Start accepts. Automaton has 47542 states and 68075 transitions. Word has length 212 [2024-11-22 16:22:00,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 16:22:00,975 INFO L471 AbstractCegarLoop]: Abstraction has 47542 states and 68075 transitions. [2024-11-22 16:22:00,977 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) [2024-11-22 16:22:00,977 INFO L276 IsEmpty]: Start isEmpty. Operand 47542 states and 68075 transitions. [2024-11-22 16:22:00,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-22 16:22:00,987 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 16:22:00,987 INFO L215 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] [2024-11-22 16:22:00,988 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-22 16:22:00,988 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)] === [2024-11-22 16:22:00,988 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 16:22:00,989 INFO L85 PathProgramCache]: Analyzing trace with hash 628569937, now seen corresponding path program 1 times [2024-11-22 16:22:00,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 16:22:00,989 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211616365] [2024-11-22 16:22:00,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 16:22:00,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 16:22:03,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 16:22:04,157 INFO L134 CoverageAnalysis]: Checked inductivity of 1049 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 1038 trivial. 0 not checked. [2024-11-22 16:22:04,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 16:22:04,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [211616365] [2024-11-22 16:22:04,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [211616365] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 16:22:04,158 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 16:22:04,158 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 16:22:04,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366036270] [2024-11-22 16:22:04,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 16:22:04,158 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 16:22:04,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 16:22:04,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 16:22:04,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:22:04,159 INFO L87 Difference]: Start difference. First operand 47542 states and 68075 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) [2024-11-22 16:22:08,200 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-22 16:22:10,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 16:22:10,671 INFO L93 Difference]: Finished difference Result 128269 states and 183854 transitions. [2024-11-22 16:22:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 16:22:10,672 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 [2024-11-22 16:22:10,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 16:22:11,178 INFO L225 Difference]: With dead ends: 128269 [2024-11-22 16:22:11,178 INFO L226 Difference]: Without dead ends: 80762 [2024-11-22 16:22:11,657 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:22:11,662 INFO L432 NwaCegarLoop]: 4695 mSDtfsCounter, 4398 mSDsluCounter, 4459 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 6 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4398 SdHoareTripleChecker+Valid, 9154 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 [2024-11-22 16:22:11,663 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4398 Valid, 9154 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 14 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2024-11-22 16:22:11,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80762 states.