./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-ethernet-smsc-smsc911x.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c00e63dc Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3eabf9223369a4133b2add72c0b71a01ceb617c9bc4081cd5107bb51f78aed61 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-06 07:38:00,799 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 07:38:00,901 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-02-06 07:38:00,907 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 07:38:00,911 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 07:38:00,934 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 07:38:00,936 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 07:38:00,936 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 07:38:00,936 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 07:38:00,937 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 07:38:00,937 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-06 07:38:00,937 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-06 07:38:00,938 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 07:38:00,938 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 07:38:00,938 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 07:38:00,938 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 07:38:00,938 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-06 07:38:00,938 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-06 07:38:00,938 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 07:38:00,938 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-06 07:38:00,939 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-06 07:38:00,939 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-06 07:38:00,939 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 07:38:00,939 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 07:38:00,939 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 07:38:00,939 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 07:38:00,940 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 07:38:00,940 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-06 07:38:00,940 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-06 07:38:00,940 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 07:38:00,940 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 07:38:00,940 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-06 07:38:00,940 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-06 07:38:00,941 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-06 07:38:00,941 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-06 07:38:00,941 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-06 07:38:00,941 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-06 07:38:00,941 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-06 07:38:00,941 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-06 07:38:00,941 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-06 07:38:00,941 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3eabf9223369a4133b2add72c0b71a01ceb617c9bc4081cd5107bb51f78aed61 [2025-02-06 07:38:01,201 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 07:38:01,210 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 07:38:01,213 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 07:38:01,214 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 07:38:01,214 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 07:38:01,216 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i [2025-02-06 07:38:02,421 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e4f5b9a97/4516dbb8152245bca682c8b8a0169f86/FLAGa79dc01c5 [2025-02-06 07:38:03,103 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 07:38:03,104 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i [2025-02-06 07:38:03,156 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e4f5b9a97/4516dbb8152245bca682c8b8a0169f86/FLAGa79dc01c5 [2025-02-06 07:38:03,520 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e4f5b9a97/4516dbb8152245bca682c8b8a0169f86 [2025-02-06 07:38:03,522 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 07:38:03,523 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 07:38:03,524 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 07:38:03,524 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 07:38:03,526 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 07:38:03,527 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 07:38:03" (1/1) ... [2025-02-06 07:38:03,527 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bea7ae6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:38:03, skipping insertion in model container [2025-02-06 07:38:03,528 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 07:38:03" (1/1) ... [2025-02-06 07:38:03,611 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 07:38:06,221 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i[392538,392551] [2025-02-06 07:38:06,223 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i[392707,392720] [2025-02-06 07:38:06,224 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i[392874,392887] [2025-02-06 07:38:06,224 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i[393042,393055] [2025-02-06 07:38:06,246 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 07:38:06,282 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 07:38:06,386 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"); [5228] [2025-02-06 07:38:06,391 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)); [5235] [2025-02-06 07:38:06,391 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5242] [2025-02-06 07:38:06,395 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [5441] [2025-02-06 07:38:06,397 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5449] [2025-02-06 07:38:06,397 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [5456] [2025-02-06 07:38:06,398 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [5463] [2025-02-06 07:38:06,400 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/netdevice.h"), "i" (502), "i" (12UL)); [5648-5649] [2025-02-06 07:38:06,401 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5655] [2025-02-06 07:38:06,409 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (164), "i" (12UL)); [6075-6076] [2025-02-06 07:38:06,411 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (180), "i" (12UL)); [6104-6105] [2025-02-06 07:38:06,416 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (210), "i" (12UL)); [6144-6145] [2025-02-06 07:38:06,417 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (229), "i" (12UL)); [6171-6172] [2025-02-06 07:38:06,423 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (269), "i" (12UL)); [6248-6249] [2025-02-06 07:38:06,424 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (303), "i" (12UL)); [6318-6319] [2025-02-06 07:38:06,425 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (335), "i" (12UL)); [6389-6390] [2025-02-06 07:38:06,427 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (369), "i" (12UL)); [6460-6461] [2025-02-06 07:38:06,444 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (811), "i" (12UL)); [7126-7127] [2025-02-06 07:38:06,445 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (812), "i" (12UL)); [7138-7139] [2025-02-06 07:38:06,472 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8235] [2025-02-06 07:38:06,480 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8536] [2025-02-06 07:38:06,528 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (2273), "i" (12UL)); [9304-9305] [2025-02-06 07:38:06,528 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (2275), "i" (12UL)); [9318-9319] [2025-02-06 07:38:06,529 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (2276), "i" (12UL)); [9330-9331] [2025-02-06 07:38:06,529 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (2277), "i" (12UL)); [9342-9343] [2025-02-06 07:38:06,639 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i[392538,392551] [2025-02-06 07:38:06,640 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i[392707,392720] [2025-02-06 07:38:06,640 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i[392874,392887] [2025-02-06 07:38:06,640 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i[393042,393055] [2025-02-06 07:38:06,659 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 07:38:06,920 INFO L204 MainTranslator]: Completed translation [2025-02-06 07:38:06,921 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:38:06 WrapperNode [2025-02-06 07:38:06,921 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 07:38:06,923 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 07:38:06,923 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 07:38:06,923 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 07:38:06,928 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:38:06" (1/1) ... [2025-02-06 07:38:07,005 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:38:06" (1/1) ... [2025-02-06 07:38:07,137 INFO L138 Inliner]: procedures = 549, calls = 2157, calls flagged for inlining = 287, calls inlined = 262, statements flattened = 7126 [2025-02-06 07:38:07,137 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 07:38:07,138 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 07:38:07,138 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 07:38:07,138 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 07:38:07,144 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:38:06" (1/1) ... [2025-02-06 07:38:07,145 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:38:06" (1/1) ... [2025-02-06 07:38:07,165 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:38:06" (1/1) ... [2025-02-06 07:38:08,322 INFO L175 MemorySlicer]: Split 660 memory accesses to 8 slices as follows [8, 8, 1, 2, 567, 44, 4, 26]. 86 percent of accesses are in the largest equivalence class. The 34 initializations are split as follows [8, 8, 1, 2, 15, 0, 0, 0]. The 275 writes are split as follows [0, 0, 0, 0, 249, 0, 2, 24]. [2025-02-06 07:38:08,322 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:38:06" (1/1) ... [2025-02-06 07:38:08,323 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:38:06" (1/1) ... [2025-02-06 07:38:08,429 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:38:06" (1/1) ... [2025-02-06 07:38:08,445 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:38:06" (1/1) ... [2025-02-06 07:38:08,478 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:38:06" (1/1) ... [2025-02-06 07:38:08,502 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:38:06" (1/1) ... [2025-02-06 07:38:08,565 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 07:38:08,567 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 07:38:08,567 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 07:38:08,567 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 07:38:08,568 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:38:06" (1/1) ... [2025-02-06 07:38:08,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 07:38:08,585 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 07:38:08,600 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-06 07:38:08,602 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-06 07:38:08,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-02-06 07:38:08,619 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-02-06 07:38:08,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_94 [2025-02-06 07:38:08,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_94 [2025-02-06 07:38:08,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-02-06 07:38:08,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-02-06 07:38:08,620 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2025-02-06 07:38:08,620 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2025-02-06 07:38:08,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_76 [2025-02-06 07:38:08,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_76 [2025-02-06 07:38:08,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2025-02-06 07:38:08,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2025-02-06 07:38:08,620 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2025-02-06 07:38:08,621 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2025-02-06 07:38:08,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_61 [2025-02-06 07:38:08,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_61 [2025-02-06 07:38:08,622 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mii_read [2025-02-06 07:38:08,622 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mii_read [2025-02-06 07:38:08,622 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_resume [2025-02-06 07:38:08,622 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_resume [2025-02-06 07:38:08,622 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2025-02-06 07:38:08,622 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2025-02-06 07:38:08,622 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2025-02-06 07:38:08,622 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2025-02-06 07:38:08,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_mac_lock_of_smsc911x_data [2025-02-06 07:38:08,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_mac_lock_of_smsc911x_data [2025-02-06 07:38:08,622 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_drv_probe [2025-02-06 07:38:08,622 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_drv_probe [2025-02-06 07:38:08,622 INFO L130 BoogieDeclarations]: Found specification of procedure no_printk [2025-02-06 07:38:08,622 INFO L138 BoogieDeclarations]: Found implementation of procedure no_printk [2025-02-06 07:38:08,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2025-02-06 07:38:08,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2025-02-06 07:38:08,622 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2025-02-06 07:38:08,622 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2025-02-06 07:38:08,622 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2025-02-06 07:38:08,622 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2025-02-06 07:38:08,622 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2025-02-06 07:38:08,622 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2025-02-06 07:38:08,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2025-02-06 07:38:08,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2025-02-06 07:38:08,622 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2025-02-06 07:38:08,622 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2025-02-06 07:38:08,622 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_set_multicast_list [2025-02-06 07:38:08,622 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_set_multicast_list [2025-02-06 07:38:08,622 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_set_hw_mac_address [2025-02-06 07:38:08,622 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_set_hw_mac_address [2025-02-06 07:38:08,622 INFO L130 BoogieDeclarations]: Found specification of procedure phy_write [2025-02-06 07:38:08,622 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_write [2025-02-06 07:38:08,622 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2025-02-06 07:38:08,622 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2025-02-06 07:38:08,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-06 07:38:08,622 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2025-02-06 07:38:08,622 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2025-02-06 07:38:08,623 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_drv_remove [2025-02-06 07:38:08,623 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_drv_remove [2025-02-06 07:38:08,623 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_rx_multicast_update [2025-02-06 07:38:08,623 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_rx_multicast_update [2025-02-06 07:38:08,623 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-02-06 07:38:08,623 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-02-06 07:38:08,623 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2025-02-06 07:38:08,623 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2025-02-06 07:38:08,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_mac_lock_of_smsc911x_data [2025-02-06 07:38:08,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_mac_lock_of_smsc911x_data [2025-02-06 07:38:08,623 INFO L130 BoogieDeclarations]: Found specification of procedure clk_unprepare [2025-02-06 07:38:08,623 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_unprepare [2025-02-06 07:38:08,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-02-06 07:38:08,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-02-06 07:38:08,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-02-06 07:38:08,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-02-06 07:38:08,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-02-06 07:38:08,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-02-06 07:38:08,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-02-06 07:38:08,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-02-06 07:38:08,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2025-02-06 07:38:08,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2025-02-06 07:38:08,623 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2025-02-06 07:38:08,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2025-02-06 07:38:08,623 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_tx_writefifo [2025-02-06 07:38:08,623 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_tx_writefifo [2025-02-06 07:38:08,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-02-06 07:38:08,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-02-06 07:38:08,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-02-06 07:38:08,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-02-06 07:38:08,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-02-06 07:38:08,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-02-06 07:38:08,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-02-06 07:38:08,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-02-06 07:38:08,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2025-02-06 07:38:08,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2025-02-06 07:38:08,627 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_irqhandler [2025-02-06 07:38:08,627 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_irqhandler [2025-02-06 07:38:08,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-06 07:38:08,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-06 07:38:08,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-06 07:38:08,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-06 07:38:08,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-06 07:38:08,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-02-06 07:38:08,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-02-06 07:38:08,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-02-06 07:38:08,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-02-06 07:38:08,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-02-06 07:38:08,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-02-06 07:38:08,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-02-06 07:38:08,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-02-06 07:38:08,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-02-06 07:38:08,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2025-02-06 07:38:08,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2025-02-06 07:38:08,627 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-02-06 07:38:08,627 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-02-06 07:38:08,627 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-02-06 07:38:08,627 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-02-06 07:38:08,627 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-02-06 07:38:08,627 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-02-06 07:38:08,627 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2025-02-06 07:38:08,627 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2025-02-06 07:38:08,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2025-02-06 07:38:08,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2025-02-06 07:38:08,627 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_disable_resources [2025-02-06 07:38:08,627 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_disable_resources [2025-02-06 07:38:08,628 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_rx_get_rxstatus [2025-02-06 07:38:08,628 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_rx_get_rxstatus [2025-02-06 07:38:08,628 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc911x_reg_read [2025-02-06 07:38:08,629 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc911x_reg_read [2025-02-06 07:38:08,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2025-02-06 07:38:08,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2025-02-06 07:38:08,629 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_ethtool_getregslen [2025-02-06 07:38:08,629 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_ethtool_getregslen [2025-02-06 07:38:08,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-02-06 07:38:08,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2025-02-06 07:38:08,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2025-02-06 07:38:08,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2025-02-06 07:38:08,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2025-02-06 07:38:08,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2025-02-06 07:38:08,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2025-02-06 07:38:08,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2025-02-06 07:38:08,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2025-02-06 07:38:08,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 07:38:08,630 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2025-02-06 07:38:08,630 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2025-02-06 07:38:08,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2025-02-06 07:38:08,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2025-02-06 07:38:08,630 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-02-06 07:38:08,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-02-06 07:38:08,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-02-06 07:38:08,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-02-06 07:38:08,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-02-06 07:38:08,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-02-06 07:38:08,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-02-06 07:38:08,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-02-06 07:38:08,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-02-06 07:38:08,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-02-06 07:38:08,630 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-02-06 07:38:08,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-02-06 07:38:08,630 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2025-02-06 07:38:08,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2025-02-06 07:38:08,630 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mii_write [2025-02-06 07:38:08,630 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mii_write [2025-02-06 07:38:08,630 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mac_complete [2025-02-06 07:38:08,630 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mac_complete [2025-02-06 07:38:08,630 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2025-02-06 07:38:08,630 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2025-02-06 07:38:08,632 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2025-02-06 07:38:08,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2025-02-06 07:38:08,633 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-02-06 07:38:08,633 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-02-06 07:38:08,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2025-02-06 07:38:08,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2025-02-06 07:38:08,633 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32_rep [2025-02-06 07:38:08,633 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32_rep [2025-02-06 07:38:08,633 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2025-02-06 07:38:08,633 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2025-02-06 07:38:08,633 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource_byname [2025-02-06 07:38:08,633 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource_byname [2025-02-06 07:38:08,633 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2025-02-06 07:38:08,633 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2025-02-06 07:38:08,633 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2025-02-06 07:38:08,633 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2025-02-06 07:38:08,633 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2025-02-06 07:38:08,633 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2025-02-06 07:38:08,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 07:38:08,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 07:38:08,633 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2025-02-06 07:38:08,633 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2025-02-06 07:38:08,633 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2025-02-06 07:38:08,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2025-02-06 07:38:08,633 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_tx_get_txstatus [2025-02-06 07:38:08,633 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_tx_get_txstatus [2025-02-06 07:38:08,633 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2025-02-06 07:38:08,633 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2025-02-06 07:38:08,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_mac_lock_of_smsc911x_data [2025-02-06 07:38:08,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_mac_lock_of_smsc911x_data [2025-02-06 07:38:08,633 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2025-02-06 07:38:08,633 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2025-02-06 07:38:08,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-02-06 07:38:08,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-02-06 07:38:08,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-02-06 07:38:08,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-02-06 07:38:08,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-02-06 07:38:08,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-02-06 07:38:08,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-02-06 07:38:08,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-02-06 07:38:08,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-02-06 07:38:08,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-02-06 07:38:08,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-02-06 07:38:08,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-02-06 07:38:08,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-02-06 07:38:08,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-02-06 07:38:08,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-02-06 07:38:08,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-02-06 07:38:08,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-02-06 07:38:08,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-02-06 07:38:08,634 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_rx_readfifo [2025-02-06 07:38:08,634 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_rx_readfifo [2025-02-06 07:38:08,634 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_open [2025-02-06 07:38:08,634 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_open [2025-02-06 07:38:08,634 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2025-02-06 07:38:08,634 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2025-02-06 07:38:08,634 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_ethtool_get_eeprom_len [2025-02-06 07:38:08,634 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_ethtool_get_eeprom_len [2025-02-06 07:38:08,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2025-02-06 07:38:08,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2025-02-06 07:38:08,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_dev_lock_of_smsc911x_data [2025-02-06 07:38:08,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_dev_lock_of_smsc911x_data [2025-02-06 07:38:08,634 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_rx_readfifo_shift [2025-02-06 07:38:08,634 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_rx_readfifo_shift [2025-02-06 07:38:08,634 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_suspend [2025-02-06 07:38:08,634 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_suspend [2025-02-06 07:38:08,635 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_read_mac_address [2025-02-06 07:38:08,635 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_read_mac_address [2025-02-06 07:38:08,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_93 [2025-02-06 07:38:08,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_93 [2025-02-06 07:38:08,635 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mac_write [2025-02-06 07:38:08,635 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mac_write [2025-02-06 07:38:08,635 INFO L130 BoogieDeclarations]: Found specification of procedure phy_read [2025-02-06 07:38:08,635 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_read [2025-02-06 07:38:08,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-02-06 07:38:08,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-02-06 07:38:08,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-02-06 07:38:08,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-02-06 07:38:08,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-02-06 07:38:08,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-02-06 07:38:08,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-02-06 07:38:08,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-02-06 07:38:08,635 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-02-06 07:38:08,635 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-02-06 07:38:08,635 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-02-06 07:38:08,635 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-02-06 07:38:08,635 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-02-06 07:38:08,635 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-02-06 07:38:08,635 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-02-06 07:38:08,635 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-02-06 07:38:08,635 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2025-02-06 07:38:08,635 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2025-02-06 07:38:08,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2025-02-06 07:38:08,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2025-02-06 07:38:08,635 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc911x_reg_write [2025-02-06 07:38:08,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc911x_reg_write [2025-02-06 07:38:08,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-06 07:38:08,635 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2025-02-06 07:38:08,635 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2025-02-06 07:38:08,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-02-06 07:38:08,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-02-06 07:38:08,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-02-06 07:38:08,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-02-06 07:38:08,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-02-06 07:38:08,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-02-06 07:38:08,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-02-06 07:38:08,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-02-06 07:38:08,637 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_reg_write [2025-02-06 07:38:08,638 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_reg_write [2025-02-06 07:38:08,638 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_ethtool_nwayreset [2025-02-06 07:38:08,638 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_ethtool_nwayreset [2025-02-06 07:38:08,638 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_free_resources [2025-02-06 07:38:08,638 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_free_resources [2025-02-06 07:38:08,638 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_disable_irq_chip [2025-02-06 07:38:08,638 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_disable_irq_chip [2025-02-06 07:38:08,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-02-06 07:38:08,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-02-06 07:38:08,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-02-06 07:38:08,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-02-06 07:38:08,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-02-06 07:38:08,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-02-06 07:38:08,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-02-06 07:38:08,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-02-06 07:38:08,638 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-02-06 07:38:08,638 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-02-06 07:38:08,638 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2025-02-06 07:38:08,638 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2025-02-06 07:38:08,638 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_eeprom_send_cmd [2025-02-06 07:38:08,638 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_eeprom_send_cmd [2025-02-06 07:38:08,638 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2025-02-06 07:38:08,638 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2025-02-06 07:38:08,638 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_phy_adjust_link [2025-02-06 07:38:08,638 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_phy_adjust_link [2025-02-06 07:38:08,638 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_reg_read [2025-02-06 07:38:08,638 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_reg_read [2025-02-06 07:38:08,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2025-02-06 07:38:08,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2025-02-06 07:38:08,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2025-02-06 07:38:08,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2025-02-06 07:38:08,638 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_tx_update_txcounters [2025-02-06 07:38:08,638 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_tx_update_txcounters [2025-02-06 07:38:08,638 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc911x_reg_read_shift [2025-02-06 07:38:08,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc911x_reg_read_shift [2025-02-06 07:38:08,638 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2025-02-06 07:38:08,638 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2025-02-06 07:38:08,638 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc911x_reg_write_shift [2025-02-06 07:38:08,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc911x_reg_write_shift [2025-02-06 07:38:08,638 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2025-02-06 07:38:08,638 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2025-02-06 07:38:08,638 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2025-02-06 07:38:08,638 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2025-02-06 07:38:08,638 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2025-02-06 07:38:08,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2025-02-06 07:38:08,638 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2025-02-06 07:38:08,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2025-02-06 07:38:08,638 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_phy_enable_external [2025-02-06 07:38:08,638 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_phy_enable_external [2025-02-06 07:38:08,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-06 07:38:08,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-06 07:38:08,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-06 07:38:08,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-06 07:38:08,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-06 07:38:08,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-02-06 07:38:08,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-02-06 07:38:08,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-02-06 07:38:08,639 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mac_read [2025-02-06 07:38:08,639 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mac_read [2025-02-06 07:38:08,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-02-06 07:38:08,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-02-06 07:38:08,639 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2025-02-06 07:38:08,639 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2025-02-06 07:38:08,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_smsc911x_cleanup_module_14_2 [2025-02-06 07:38:08,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_smsc911x_cleanup_module_14_2 [2025-02-06 07:38:08,641 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_soft_reset [2025-02-06 07:38:08,641 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_soft_reset [2025-02-06 07:38:08,641 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_eeprom_enable_access [2025-02-06 07:38:08,641 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_eeprom_enable_access [2025-02-06 07:38:08,641 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32_rep [2025-02-06 07:38:08,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32_rep [2025-02-06 07:38:08,641 INFO L130 BoogieDeclarations]: Found specification of procedure spin_is_locked [2025-02-06 07:38:08,641 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_is_locked [2025-02-06 07:38:08,641 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_stop [2025-02-06 07:38:08,641 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_stop [2025-02-06 07:38:08,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2025-02-06 07:38:08,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2025-02-06 07:38:08,641 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_tx_writefifo_shift [2025-02-06 07:38:08,641 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_tx_writefifo_shift [2025-02-06 07:38:08,641 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2025-02-06 07:38:08,641 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2025-02-06 07:38:08,641 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2025-02-06 07:38:08,641 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2025-02-06 07:38:08,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-06 07:38:08,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-06 07:38:08,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-06 07:38:08,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-06 07:38:08,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-06 07:38:08,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-02-06 07:38:08,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-02-06 07:38:08,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-02-06 07:38:08,641 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2025-02-06 07:38:08,641 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2025-02-06 07:38:08,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2025-02-06 07:38:08,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2025-02-06 07:38:08,641 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2025-02-06 07:38:08,641 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2025-02-06 07:38:09,380 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 07:38:09,382 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 07:38:09,424 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-02-06 07:38:09,770 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12809-1: ldv_spin_is_locked_74_#res#1 := ldv_spin_is_locked_74_~ldv_func_res~2#1; [2025-02-06 07:38:09,778 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15193: havoc mdiobus_read_#t~nondet1373#1; [2025-02-06 07:38:09,950 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15214: havoc #t~nondet1376; [2025-02-06 07:38:10,115 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L13142: havoc #t~mem1251.base, #t~mem1251.offset;havoc #t~mem1252.base, #t~mem1252.offset; [2025-02-06 07:38:10,813 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15197: havoc mdiobus_register_#t~nondet1374#1; [2025-02-06 07:38:10,814 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L11960-1: ldv_register_netdev_#res#1 := ldv_register_netdev_~arg0#1; [2025-02-06 07:38:10,814 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15297: havoc regulator_bulk_get_#t~nondet1393#1; [2025-02-06 07:38:10,814 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15301: havoc request_threaded_irq_#t~nondet1394#1; [2025-02-06 07:38:10,814 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5492: havoc dev_get_platdata_#t~mem59#1.base, dev_get_platdata_#t~mem59#1.offset; [2025-02-06 07:38:10,814 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15237: havoc phy_connect_direct_#t~nondet1381#1; [2025-02-06 07:38:10,814 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L13058-1: ldv_register_netdev_112_#res#1 := ldv_register_netdev_112_~ldv_func_res~7#1; [2025-02-06 07:38:10,814 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L13025-1: ldv_alloc_etherdev_mqs_110_#res#1.base, ldv_alloc_etherdev_mqs_110_#res#1.offset := ldv_alloc_etherdev_mqs_110_~ldv_func_res~5#1.base, ldv_alloc_etherdev_mqs_110_~ldv_func_res~5#1.offset; [2025-02-06 07:38:10,814 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12003-1: ldv_request_irq_#res#1 := ldv_request_irq_~arg0#1; [2025-02-06 07:38:10,815 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15077: havoc alloc_etherdev_mqs_#t~ret1359#1.base, alloc_etherdev_mqs_#t~ret1359#1.offset; [2025-02-06 07:38:10,815 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15177: havoc ldv_pre_register_netdev_#t~nondet1371#1; [2025-02-06 07:38:10,815 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10062-1: ldv_alloc_etherdev_mqs_#res#1.base, ldv_alloc_etherdev_mqs_#res#1.offset := ldv_alloc_etherdev_mqs_~arg0#1.base, ldv_alloc_etherdev_mqs_~arg0#1.offset; [2025-02-06 07:38:10,815 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15282: havoc register_netdev_#t~nondet1390#1; [2025-02-06 07:38:10,815 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15251: havoc phy_find_first_#t~ret1384#1.base, phy_find_first_#t~ret1384#1.offset; [2025-02-06 07:38:10,815 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10065-1: ldv_alloc_etherdev_mqs_#res#1.base, ldv_alloc_etherdev_mqs_#res#1.offset := ldv_alloc_etherdev_mqs_~arg0#1.base, ldv_alloc_etherdev_mqs_~arg0#1.offset; [2025-02-06 07:38:10,815 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15152: havoc ioremap_nocache_#t~ret1370#1.base, ioremap_nocache_#t~ret1370#1.offset; [2025-02-06 07:38:10,815 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15186: havoc mdiobus_alloc_size_#t~ret1372#1.base, mdiobus_alloc_size_#t~ret1372#1.offset; [2025-02-06 07:38:10,815 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10067-1: ldv_alloc_etherdev_mqs_#res#1.base, ldv_alloc_etherdev_mqs_#res#1.offset := ldv_alloc_etherdev_mqs_~arg0#1.base, ldv_alloc_etherdev_mqs_~arg0#1.offset; [2025-02-06 07:38:10,815 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15088: havoc clk_enable_#t~nondet1361#1; [2025-02-06 07:38:10,815 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L13043-1: ldv_request_irq_111_#res#1 := ldv_request_irq_111_~ldv_func_res~6#1; [2025-02-06 07:38:10,815 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15091: havoc clk_get_#t~ret1362#1.base, clk_get_#t~ret1362#1.offset; [2025-02-06 07:38:10,815 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15290: havoc regulator_bulk_enable_#t~nondet1392#1; [2025-02-06 07:38:10,815 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15059: havoc __request_region_#t~ret1358#1.base, __request_region_#t~ret1358#1.offset; [2025-02-06 07:38:10,816 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L9083: call ULTIMATE.dealloc(smsc911x_init_~#__key~0#1.base, smsc911x_init_~#__key~0#1.offset);havoc smsc911x_init_~#__key~0#1.base, smsc911x_init_~#__key~0#1.offset;call ULTIMATE.dealloc(smsc911x_init_~#__key___0~0#1.base, smsc911x_init_~#__key___0~0#1.offset);havoc smsc911x_init_~#__key___0~0#1.base, smsc911x_init_~#__key___0~0#1.offset; [2025-02-06 07:38:10,816 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15095: havoc clk_prepare_#t~nondet1363#1; [2025-02-06 07:38:10,816 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L11959-1: ldv_register_netdev_#res#1 := ldv_register_netdev_~arg0#1; [2025-02-06 07:38:10,886 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15316: havoc #t~nondet1398; [2025-02-06 07:38:10,899 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15262: havoc phy_start_aneg_#t~nondet1386#1; [2025-02-06 07:38:10,902 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5502: havoc #t~mem65.base, #t~mem65.offset;havoc #t~mem66; [2025-02-06 07:38:10,904 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15126: havoc #t~nondet1367; [2025-02-06 07:38:10,996 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15108: havoc crc32_le_#t~nondet1364#1; [2025-02-06 07:38:10,996 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15081: havoc bitrev32_#t~nondet1360#1; [2025-02-06 07:38:11,044 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12939-1: ldv_spin_is_locked_92_#res#1 := ldv_spin_is_locked_92_~ldv_func_res~4#1; [2025-02-06 07:38:11,053 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15204: havoc mdiobus_write_#t~nondet1375#1; [2025-02-06 07:38:11,056 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15271: havoc #t~ret1387.base, #t~ret1387.offset; [2025-02-06 07:38:11,088 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15278: havoc #t~nondet1389; [2025-02-06 07:38:11,113 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12904-1: ldv_spin_is_locked_89_#res#1 := ldv_spin_is_locked_89_~ldv_func_res~3#1; [2025-02-06 07:38:11,116 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15222: havoc #t~nondet1378; [2025-02-06 07:38:11,279 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5665: havoc #t~mem95.base, #t~mem95.offset; [2025-02-06 07:38:11,281 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15218: havoc #t~nondet1377; [2025-02-06 07:38:11,432 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6100: havoc #t~bitwise251; [2025-02-06 07:38:11,542 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15233: havoc netpoll_trap_#t~nondet1380#1; [2025-02-06 07:38:11,579 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5250: havoc #t~mem0;havoc #t~bitwise1; [2025-02-06 07:38:11,591 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15286: havoc regulator_bulk_disable_#t~nondet1391#1; [2025-02-06 07:38:11,679 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12794-1: ldv_spin_is_locked_73_#res#1 := ldv_spin_is_locked_73_~ldv_func_res~1#1; [2025-02-06 07:38:11,698 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6071: havoc #t~bitwise235; [2025-02-06 07:38:11,713 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5244: #res := 1; [2025-02-06 07:38:11,866 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5897: havoc is_multicast_ether_addr_#t~mem158#1; [2025-02-06 07:38:11,866 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5891: havoc is_zero_ether_addr_#t~mem155#1;havoc is_zero_ether_addr_#t~mem156#1;havoc is_zero_ether_addr_#t~bitwise157#1; [2025-02-06 07:38:11,892 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5317: havoc arch_spin_is_locked_#t~mem24#1;havoc arch_spin_is_locked_#t~mem25#1;call ULTIMATE.dealloc(arch_spin_is_locked_~#tmp~1#1.base, arch_spin_is_locked_~#tmp~1#1.offset);havoc arch_spin_is_locked_~#tmp~1#1.base, arch_spin_is_locked_~#tmp~1#1.offset; [2025-02-06 07:38:11,975 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12779-1: ldv_spin_is_locked_72_#res#1 := ldv_spin_is_locked_72_~ldv_func_res~0#1; [2025-02-06 07:38:12,022 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5434: havoc kobject_name_#t~mem46#1.base, kobject_name_#t~mem46#1.offset; [2025-02-06 07:38:12,022 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5476: havoc #t~mem57#1.base, #t~mem57#1.offset; [2025-02-06 07:38:12,025 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15274: havoc #t~ret1388.base, #t~ret1388.offset; [2025-02-06 07:38:12,030 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5425: havoc #t~mem36;havoc #t~mem37; [2025-02-06 07:38:19,885 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8757: havoc smsc911x_ethtool_getmsglevel_#t~mem853#1; [2025-02-06 07:38:19,886 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L13124-1: ldv___platform_driver_register_120_#res#1 := ldv___platform_driver_register_120_~ldv_func_res~8#1; [2025-02-06 07:38:19,886 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L7575: havoc smsc911x_tx_get_txstatcount_#t~bitwise576#1; [2025-02-06 07:38:19,886 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint main_returnLabel#1: #t~ret1400#1 := main_#res#1;havoc main_#t~ret1080#1, main_~tmp~93#1;assume { :end_inline_main } true; [2025-02-06 07:38:19,886 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15244: havoc phy_ethtool_gset_#t~nondet1382#1; [2025-02-06 07:38:19,886 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15050: havoc __platform_driver_register_#t~nondet1357#1; [2025-02-06 07:38:19,886 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15248: havoc phy_ethtool_sset_#t~nondet1383#1; [2025-02-06 07:38:19,886 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15118: havoc eth_change_mtu_#t~nondet1365#1; [2025-02-06 07:38:19,886 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8976: call ULTIMATE.dealloc(smsc911x_ethtool_get_eeprom_~#eeprom_data~0#1.base, smsc911x_ethtool_get_eeprom_~#eeprom_data~0#1.offset);havoc smsc911x_ethtool_get_eeprom_~#eeprom_data~0#1.base, smsc911x_ethtool_get_eeprom_~#eeprom_data~0#1.offset; [2025-02-06 07:38:19,886 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15255: havoc phy_mii_ioctl_#t~nondet1385#1; [2025-02-06 07:38:19,886 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10043-1: ldv___platform_driver_register_#res#1 := ldv___platform_driver_register_~arg0#1; [2025-02-06 07:38:19,886 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15133: havoc ethtool_op_get_link_#t~nondet1368#1; [2025-02-06 07:38:19,886 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15137: havoc ethtool_op_get_ts_info_#t~nondet1369#1; [2025-02-06 07:38:19,886 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-02-06 07:38:20,822 INFO L? ?]: Removed 2965 outVars from TransFormulas that were not future-live. [2025-02-06 07:38:20,822 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 07:38:20,920 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 07:38:20,922 INFO L337 CfgBuilder]: Removed 7 assume(true) statements. [2025-02-06 07:38:20,923 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 07:38:20 BoogieIcfgContainer [2025-02-06 07:38:20,923 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 07:38:20,924 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-06 07:38:20,924 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-06 07:38:20,928 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-06 07:38:20,929 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.02 07:38:03" (1/3) ... [2025-02-06 07:38:20,929 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6436ee29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 07:38:20, skipping insertion in model container [2025-02-06 07:38:20,929 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:38:06" (2/3) ... [2025-02-06 07:38:20,930 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6436ee29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 07:38:20, skipping insertion in model container [2025-02-06 07:38:20,930 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 07:38:20" (3/3) ... [2025-02-06 07:38:20,931 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i [2025-02-06 07:38:20,944 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-06 07:38:20,950 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i that has 141 procedures, 3139 locations, 1 initial locations, 25 loop locations, and 3 error locations. [2025-02-06 07:38:21,065 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 07:38:21,083 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;@4daffac6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 07:38:21,086 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2025-02-06 07:38:21,107 INFO L276 IsEmpty]: Start isEmpty. Operand has 3074 states, 2163 states have (on average 1.3166897827092001) internal successors, (2848), 2202 states have internal predecessors, (2848), 783 states have call successors, (783), 126 states have call predecessors, (783), 125 states have return successors, (774), 765 states have call predecessors, (774), 774 states have call successors, (774) [2025-02-06 07:38:21,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2025-02-06 07:38:21,138 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 07:38:21,139 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 07:38:21,140 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-02-06 07:38:21,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 07:38:21,151 INFO L85 PathProgramCache]: Analyzing trace with hash 901778239, now seen corresponding path program 1 times [2025-02-06 07:38:21,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 07:38:21,164 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251853556] [2025-02-06 07:38:21,164 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 07:38:21,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 07:38:23,554 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 237 statements into 1 equivalence classes. [2025-02-06 07:38:23,846 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 237 of 237 statements. [2025-02-06 07:38:23,850 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 07:38:23,850 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 07:38:24,606 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1596 trivial. 0 not checked. [2025-02-06 07:38:24,606 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 07:38:24,607 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251853556] [2025-02-06 07:38:24,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1251853556] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 07:38:24,608 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 07:38:24,608 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 07:38:24,609 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868788066] [2025-02-06 07:38:24,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 07:38:24,614 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 07:38:24,614 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 07:38:24,636 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 07:38:24,636 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 07:38:24,645 INFO L87 Difference]: Start difference. First operand has 3074 states, 2163 states have (on average 1.3166897827092001) internal successors, (2848), 2202 states have internal predecessors, (2848), 783 states have call successors, (783), 126 states have call predecessors, (783), 125 states have return successors, (774), 765 states have call predecessors, (774), 774 states have call successors, (774) Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2025-02-06 07:38:28,701 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-06 07:38:30,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 07:38:30,788 INFO L93 Difference]: Finished difference Result 9018 states and 13501 transitions. [2025-02-06 07:38:30,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 07:38:30,790 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 237 [2025-02-06 07:38:30,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 07:38:30,839 INFO L225 Difference]: With dead ends: 9018 [2025-02-06 07:38:30,839 INFO L226 Difference]: Without dead ends: 5970 [2025-02-06 07:38:30,871 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 07:38:30,873 INFO L435 NwaCegarLoop]: 4241 mSDtfsCounter, 4181 mSDsluCounter, 4171 mSDsCounter, 0 mSdLazyCounter, 264 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4181 SdHoareTripleChecker+Valid, 8412 SdHoareTripleChecker+Invalid, 272 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 264 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2025-02-06 07:38:30,875 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4181 Valid, 8412 Invalid, 272 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 264 Invalid, 1 Unknown, 0 Unchecked, 5.8s Time] [2025-02-06 07:38:30,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5970 states. [2025-02-06 07:38:31,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5970 to 5966. [2025-02-06 07:38:31,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5966 states, 4225 states have (on average 1.296568047337278) internal successors, (5478), 4298 states have internal predecessors, (5478), 1492 states have call successors, (1492), 247 states have call predecessors, (1492), 246 states have return successors, (1488), 1470 states have call predecessors, (1488), 1488 states have call successors, (1488) [2025-02-06 07:38:31,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5966 states to 5966 states and 8458 transitions. [2025-02-06 07:38:31,200 INFO L78 Accepts]: Start accepts. Automaton has 5966 states and 8458 transitions. Word has length 237 [2025-02-06 07:38:31,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 07:38:31,201 INFO L471 AbstractCegarLoop]: Abstraction has 5966 states and 8458 transitions. [2025-02-06 07:38:31,202 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2025-02-06 07:38:31,202 INFO L276 IsEmpty]: Start isEmpty. Operand 5966 states and 8458 transitions. [2025-02-06 07:38:31,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2025-02-06 07:38:31,206 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 07:38:31,206 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 07:38:31,206 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-06 07:38:31,207 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-02-06 07:38:31,207 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 07:38:31,207 INFO L85 PathProgramCache]: Analyzing trace with hash -1417619263, now seen corresponding path program 1 times [2025-02-06 07:38:31,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 07:38:31,207 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59816300] [2025-02-06 07:38:31,207 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 07:38:31,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 07:38:33,597 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 241 statements into 1 equivalence classes. [2025-02-06 07:38:33,659 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 241 of 241 statements. [2025-02-06 07:38:33,660 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 07:38:33,660 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 07:38:34,009 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1596 trivial. 0 not checked. [2025-02-06 07:38:34,010 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 07:38:34,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [59816300] [2025-02-06 07:38:34,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [59816300] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 07:38:34,010 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 07:38:34,010 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 07:38:34,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373206563] [2025-02-06 07:38:34,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 07:38:34,011 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 07:38:34,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 07:38:34,013 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 07:38:34,014 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 07:38:34,014 INFO L87 Difference]: Start difference. First operand 5966 states and 8458 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2025-02-06 07:38:38,042 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-06 07:38:40,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 07:38:40,204 INFO L93 Difference]: Finished difference Result 17718 states and 25216 transitions. [2025-02-06 07:38:40,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 07:38:40,205 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 241 [2025-02-06 07:38:40,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 07:38:40,274 INFO L225 Difference]: With dead ends: 17718 [2025-02-06 07:38:40,275 INFO L226 Difference]: Without dead ends: 11795 [2025-02-06 07:38:40,308 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 07:38:40,309 INFO L435 NwaCegarLoop]: 4742 mSDtfsCounter, 4244 mSDsluCounter, 4138 mSDsCounter, 0 mSdLazyCounter, 282 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4244 SdHoareTripleChecker+Valid, 8880 SdHoareTripleChecker+Invalid, 291 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 282 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2025-02-06 07:38:40,309 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4244 Valid, 8880 Invalid, 291 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 282 Invalid, 1 Unknown, 0 Unchecked, 5.8s Time] [2025-02-06 07:38:40,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11795 states. [2025-02-06 07:38:40,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11795 to 11765. [2025-02-06 07:38:40,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11765 states, 8352 states have (on average 1.2982519157088122) internal successors, (10843), 8504 states have internal predecessors, (10843), 2923 states have call successors, (2923), 492 states have call predecessors, (2923), 487 states have return successors, (3007), 2868 states have call predecessors, (3007), 2919 states have call successors, (3007) [2025-02-06 07:38:40,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11765 states to 11765 states and 16773 transitions. [2025-02-06 07:38:40,754 INFO L78 Accepts]: Start accepts. Automaton has 11765 states and 16773 transitions. Word has length 241 [2025-02-06 07:38:40,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 07:38:40,755 INFO L471 AbstractCegarLoop]: Abstraction has 11765 states and 16773 transitions. [2025-02-06 07:38:40,755 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2025-02-06 07:38:40,755 INFO L276 IsEmpty]: Start isEmpty. Operand 11765 states and 16773 transitions. [2025-02-06 07:38:40,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2025-02-06 07:38:40,760 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 07:38:40,761 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 07:38:40,761 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-06 07:38:40,761 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-02-06 07:38:40,761 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 07:38:40,761 INFO L85 PathProgramCache]: Analyzing trace with hash -2139199052, now seen corresponding path program 1 times [2025-02-06 07:38:40,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 07:38:40,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534236734] [2025-02-06 07:38:40,762 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 07:38:40,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 07:38:42,524 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 248 statements into 1 equivalence classes. [2025-02-06 07:38:42,572 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 248 of 248 statements. [2025-02-06 07:38:42,573 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 07:38:42,573 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 07:38:42,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1596 trivial. 0 not checked. [2025-02-06 07:38:42,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 07:38:42,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1534236734] [2025-02-06 07:38:42,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1534236734] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 07:38:42,862 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 07:38:42,862 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 07:38:42,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [232639163] [2025-02-06 07:38:42,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 07:38:42,863 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 07:38:42,863 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 07:38:42,863 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 07:38:42,863 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 07:38:42,863 INFO L87 Difference]: Start difference. First operand 11765 states and 16773 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, (27), 2 states have call predecessors, (27), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2025-02-06 07:38:46,890 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-06 07:38:49,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 07:38:49,712 INFO L93 Difference]: Finished difference Result 33967 states and 48373 transitions. [2025-02-06 07:38:49,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 07:38:49,713 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, (27), 2 states have call predecessors, (27), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 248 [2025-02-06 07:38:49,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 07:38:49,868 INFO L225 Difference]: With dead ends: 33967 [2025-02-06 07:38:49,869 INFO L226 Difference]: Without dead ends: 22245 [2025-02-06 07:38:49,930 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 07:38:49,930 INFO L435 NwaCegarLoop]: 5681 mSDtfsCounter, 3883 mSDsluCounter, 4103 mSDsCounter, 0 mSdLazyCounter, 414 mSolverCounterSat, 31 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3883 SdHoareTripleChecker+Valid, 9784 SdHoareTripleChecker+Invalid, 446 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 414 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2025-02-06 07:38:49,931 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3883 Valid, 9784 Invalid, 446 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 414 Invalid, 1 Unknown, 0 Unchecked, 6.4s Time] [2025-02-06 07:38:49,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22245 states. [2025-02-06 07:38:50,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22245 to 22211. [2025-02-06 07:38:50,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22211 states, 15724 states have (on average 1.2941363520732638) internal successors, (20349), 16018 states have internal predecessors, (20349), 5533 states have call successors, (5533), 960 states have call predecessors, (5533), 951 states have return successors, (5621), 5426 states have call predecessors, (5621), 5529 states have call successors, (5621) [2025-02-06 07:38:50,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22211 states to 22211 states and 31503 transitions. [2025-02-06 07:38:50,756 INFO L78 Accepts]: Start accepts. Automaton has 22211 states and 31503 transitions. Word has length 248 [2025-02-06 07:38:50,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 07:38:50,759 INFO L471 AbstractCegarLoop]: Abstraction has 22211 states and 31503 transitions. [2025-02-06 07:38:50,760 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, (27), 2 states have call predecessors, (27), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2025-02-06 07:38:50,760 INFO L276 IsEmpty]: Start isEmpty. Operand 22211 states and 31503 transitions. [2025-02-06 07:38:50,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2025-02-06 07:38:50,764 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 07:38:50,764 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 07:38:50,765 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-06 07:38:50,765 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-02-06 07:38:50,765 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 07:38:50,765 INFO L85 PathProgramCache]: Analyzing trace with hash -1179513680, now seen corresponding path program 1 times [2025-02-06 07:38:50,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 07:38:50,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [782203303] [2025-02-06 07:38:50,766 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 07:38:50,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 07:38:52,890 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 248 statements into 1 equivalence classes. [2025-02-06 07:38:52,955 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 248 of 248 statements. [2025-02-06 07:38:52,955 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 07:38:52,955 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 07:38:53,204 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1596 trivial. 0 not checked. [2025-02-06 07:38:53,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 07:38:53,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [782203303] [2025-02-06 07:38:53,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [782203303] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 07:38:53,205 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 07:38:53,205 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 07:38:53,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1486141181] [2025-02-06 07:38:53,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 07:38:53,205 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 07:38:53,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 07:38:53,206 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 07:38:53,206 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 07:38:53,206 INFO L87 Difference]: Start difference. First operand 22211 states and 31503 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2025-02-06 07:38:57,241 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-06 07:39:00,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 07:39:00,578 INFO L93 Difference]: Finished difference Result 62525 states and 88903 transitions. [2025-02-06 07:39:00,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 07:39:00,578 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 248 [2025-02-06 07:39:00,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 07:39:00,856 INFO L225 Difference]: With dead ends: 62525 [2025-02-06 07:39:00,857 INFO L226 Difference]: Without dead ends: 40357 [2025-02-06 07:39:00,985 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 07:39:00,986 INFO L435 NwaCegarLoop]: 4412 mSDtfsCounter, 3720 mSDsluCounter, 4069 mSDsCounter, 0 mSdLazyCounter, 338 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3720 SdHoareTripleChecker+Valid, 8481 SdHoareTripleChecker+Invalid, 346 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 338 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2025-02-06 07:39:00,987 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3720 Valid, 8481 Invalid, 346 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 338 Invalid, 1 Unknown, 0 Unchecked, 6.1s Time] [2025-02-06 07:39:01,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40357 states. [2025-02-06 07:39:02,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40357 to 40315. [2025-02-06 07:39:02,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40315 states, 28350 states have (on average 1.2917460317460316) internal successors, (36621), 28916 states have internal predecessors, (36621), 10147 states have call successors, (10147), 1844 states have call predecessors, (10147), 1815 states have return successors, (10603), 9904 states have call predecessors, (10603), 10143 states have call successors, (10603) [2025-02-06 07:39:02,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40315 states to 40315 states and 57371 transitions. [2025-02-06 07:39:02,549 INFO L78 Accepts]: Start accepts. Automaton has 40315 states and 57371 transitions. Word has length 248 [2025-02-06 07:39:02,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 07:39:02,549 INFO L471 AbstractCegarLoop]: Abstraction has 40315 states and 57371 transitions. [2025-02-06 07:39:02,550 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2025-02-06 07:39:02,550 INFO L276 IsEmpty]: Start isEmpty. Operand 40315 states and 57371 transitions. [2025-02-06 07:39:02,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2025-02-06 07:39:02,554 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 07:39:02,554 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 07:39:02,555 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-02-06 07:39:02,555 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-02-06 07:39:02,556 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 07:39:02,556 INFO L85 PathProgramCache]: Analyzing trace with hash -889029560, now seen corresponding path program 1 times [2025-02-06 07:39:02,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 07:39:02,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [581625615] [2025-02-06 07:39:02,556 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 07:39:02,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 07:39:04,411 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 262 statements into 1 equivalence classes. [2025-02-06 07:39:04,457 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 262 of 262 statements. [2025-02-06 07:39:04,457 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 07:39:04,457 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 07:39:04,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1600 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1600 trivial. 0 not checked. [2025-02-06 07:39:04,690 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 07:39:04,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [581625615] [2025-02-06 07:39:04,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [581625615] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 07:39:04,690 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 07:39:04,691 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 07:39:04,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167663926] [2025-02-06 07:39:04,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 07:39:04,691 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 07:39:04,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 07:39:04,691 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 07:39:04,691 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 07:39:04,691 INFO L87 Difference]: Start difference. First operand 40315 states and 57371 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2025-02-06 07:39:08,717 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-06 07:39:11,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 07:39:11,821 INFO L93 Difference]: Finished difference Result 100508 states and 142940 transitions. [2025-02-06 07:39:11,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 07:39:11,822 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 262 [2025-02-06 07:39:11,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 07:39:12,095 INFO L225 Difference]: With dead ends: 100508 [2025-02-06 07:39:12,096 INFO L226 Difference]: Without dead ends: 60236 [2025-02-06 07:39:12,254 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 07:39:12,255 INFO L435 NwaCegarLoop]: 4297 mSDtfsCounter, 4185 mSDsluCounter, 4163 mSDsCounter, 0 mSdLazyCounter, 278 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4185 SdHoareTripleChecker+Valid, 8460 SdHoareTripleChecker+Invalid, 286 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 278 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2025-02-06 07:39:12,255 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4185 Valid, 8460 Invalid, 286 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 278 Invalid, 1 Unknown, 0 Unchecked, 5.7s Time] [2025-02-06 07:39:12,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60236 states. [2025-02-06 07:39:14,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60236 to 60194. [2025-02-06 07:39:14,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60194 states, 42338 states have (on average 1.2898105720629223) internal successors, (54608), 43214 states have internal predecessors, (54608), 15103 states have call successors, (15103), 2793 states have call predecessors, (15103), 2750 states have return successors, (15789), 14711 states have call predecessors, (15789), 15099 states have call successors, (15789) [2025-02-06 07:39:14,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60194 states to 60194 states and 85500 transitions. [2025-02-06 07:39:14,720 INFO L78 Accepts]: Start accepts. Automaton has 60194 states and 85500 transitions. Word has length 262 [2025-02-06 07:39:14,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 07:39:14,720 INFO L471 AbstractCegarLoop]: Abstraction has 60194 states and 85500 transitions. [2025-02-06 07:39:14,721 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2025-02-06 07:39:14,721 INFO L276 IsEmpty]: Start isEmpty. Operand 60194 states and 85500 transitions. [2025-02-06 07:39:14,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2025-02-06 07:39:14,726 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 07:39:14,726 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 07:39:14,726 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-02-06 07:39:14,726 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-02-06 07:39:14,726 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 07:39:14,727 INFO L85 PathProgramCache]: Analyzing trace with hash 1720307622, now seen corresponding path program 1 times [2025-02-06 07:39:14,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 07:39:14,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851204127] [2025-02-06 07:39:14,727 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 07:39:14,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 07:39:16,972 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 264 statements into 1 equivalence classes. [2025-02-06 07:39:17,023 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 264 of 264 statements. [2025-02-06 07:39:17,024 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 07:39:17,024 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 07:39:17,200 INFO L134 CoverageAnalysis]: Checked inductivity of 1600 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1600 trivial. 0 not checked. [2025-02-06 07:39:17,200 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 07:39:17,200 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1851204127] [2025-02-06 07:39:17,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1851204127] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 07:39:17,200 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 07:39:17,200 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 07:39:17,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240342944] [2025-02-06 07:39:17,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 07:39:17,200 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 07:39:17,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 07:39:17,201 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 07:39:17,201 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 07:39:17,201 INFO L87 Difference]: Start difference. First operand 60194 states and 85500 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2025-02-06 07:39:21,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-06 07:39:26,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 07:39:26,155 INFO L93 Difference]: Finished difference Result 159953 states and 227127 transitions. [2025-02-06 07:39:26,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 07:39:26,156 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 264 [2025-02-06 07:39:26,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 07:39:26,667 INFO L225 Difference]: With dead ends: 159953 [2025-02-06 07:39:26,668 INFO L226 Difference]: Without dead ends: 99802 [2025-02-06 07:39:26,925 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 07:39:26,927 INFO L435 NwaCegarLoop]: 4457 mSDtfsCounter, 4185 mSDsluCounter, 4164 mSDsCounter, 0 mSdLazyCounter, 283 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4185 SdHoareTripleChecker+Valid, 8621 SdHoareTripleChecker+Invalid, 291 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 283 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2025-02-06 07:39:26,927 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4185 Valid, 8621 Invalid, 291 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 283 Invalid, 1 Unknown, 0 Unchecked, 5.7s Time] [2025-02-06 07:39:27,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99802 states.