./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-hippi-rrunner.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e2fb8bed Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-hippi-rrunner.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 10193951df4eb6f67d99eaaa8758acfa57b6461ca38071389a41cbdc5c585dfb --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 20:21:50,550 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 20:21:50,613 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-08 20:21:50,617 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 20:21:50,618 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 20:21:50,640 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 20:21:50,641 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 20:21:50,641 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 20:21:50,641 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 20:21:50,641 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 20:21:50,642 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 20:21:50,642 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 20:21:50,642 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 20:21:50,643 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 20:21:50,643 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 20:21:50,643 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 20:21:50,643 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 20:21:50,644 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 20:21:50,644 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 20:21:50,644 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 20:21:50,644 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 20:21:50,644 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 20:21:50,644 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 20:21:50,644 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 20:21:50,644 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 20:21:50,644 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 20:21:50,644 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 20:21:50,644 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 20:21:50,644 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 20:21:50,645 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 20:21:50,645 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 20:21:50,645 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 20:21:50,645 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 20:21:50,645 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 20:21:50,645 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 20:21:50,645 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 20:21:50,645 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 20:21:50,646 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 20:21:50,646 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 20:21:50,646 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 20:21:50,646 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/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 -> 10193951df4eb6f67d99eaaa8758acfa57b6461ca38071389a41cbdc5c585dfb [2025-03-08 20:21:50,910 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 20:21:50,920 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 20:21:50,923 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 20:21:50,924 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 20:21:50,924 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 20:21:50,926 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-hippi-rrunner.cil.i [2025-03-08 20:21:52,176 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/367588369/71cf23718cad414d8e659d15de7835f0/FLAG6e8138457 [2025-03-08 20:21:52,761 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 20:21:52,761 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-hippi-rrunner.cil.i [2025-03-08 20:21:52,806 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/367588369/71cf23718cad414d8e659d15de7835f0/FLAG6e8138457 [2025-03-08 20:21:52,820 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/367588369/71cf23718cad414d8e659d15de7835f0 [2025-03-08 20:21:52,822 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 20:21:52,823 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 20:21:52,825 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 20:21:52,825 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 20:21:52,828 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 20:21:52,829 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 08:21:52" (1/1) ... [2025-03-08 20:21:52,830 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@601ff6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:21:52, skipping insertion in model container [2025-03-08 20:21:52,830 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 08:21:52" (1/1) ... [2025-03-08 20:21:52,923 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 20:21:55,162 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-hippi-rrunner.cil.i[341176,341189] [2025-03-08 20:21:55,166 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-hippi-rrunner.cil.i[341345,341358] [2025-03-08 20:21:55,166 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-hippi-rrunner.cil.i[341512,341525] [2025-03-08 20:21:55,166 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-hippi-rrunner.cil.i[341680,341693] [2025-03-08 20:21:55,184 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 20:21:55,222 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 20:21:55,346 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"); [5891] [2025-03-08 20:21:55,347 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)); [5898] [2025-03-08 20:21:55,348 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5905] [2025-03-08 20:21:55,350 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 *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/f860c18/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5960-5961] [2025-03-08 20:21:55,350 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5966-5968] [2025-03-08 20:21:55,351 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [5982] [2025-03-08 20:21:55,352 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6078] [2025-03-08 20:21:55,352 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6085] [2025-03-08 20:21:55,357 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/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [6245-6246] [2025-03-08 20:21:55,358 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/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [6279-6280] [2025-03-08 20:21:55,359 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/asm-generic/dma-mapping-common.h"), "i" (103), "i" (12UL)); [6316-6317] [2025-03-08 20:21:55,360 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/asm-generic/dma-mapping-common.h"), "i" (115), "i" (12UL)); [6353-6354] [2025-03-08 20:21:55,371 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6852] [2025-03-08 20:21:55,371 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6864] [2025-03-08 20:21:55,372 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6877] [2025-03-08 20:21:55,379 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7146] [2025-03-08 20:21:55,379 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7149] [2025-03-08 20:21:55,381 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7218] [2025-03-08 20:21:55,381 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7221] [2025-03-08 20:21:55,381 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7224] [2025-03-08 20:21:55,382 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7247] [2025-03-08 20:21:55,382 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7254] [2025-03-08 20:21:55,382 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7257] [2025-03-08 20:21:55,383 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7269] [2025-03-08 20:21:55,384 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7316] [2025-03-08 20:21:55,384 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7323] [2025-03-08 20:21:55,384 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7332] [2025-03-08 20:21:55,384 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7344] [2025-03-08 20:21:55,385 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7372] [2025-03-08 20:21:55,387 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7450] [2025-03-08 20:21:55,389 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7521] [2025-03-08 20:21:55,389 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7524] [2025-03-08 20:21:55,390 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7568] [2025-03-08 20:21:55,396 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7770] [2025-03-08 20:21:55,397 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7798] [2025-03-08 20:21:55,397 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7806] [2025-03-08 20:21:55,398 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7831] [2025-03-08 20:21:55,398 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7845] [2025-03-08 20:21:55,399 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7853] [2025-03-08 20:21:55,399 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7861] [2025-03-08 20:21:55,399 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7869] [2025-03-08 20:21:55,400 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7932] [2025-03-08 20:21:55,401 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7940] [2025-03-08 20:21:55,401 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7948] [2025-03-08 20:21:55,402 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7970] [2025-03-08 20:21:55,405 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8069] [2025-03-08 20:21:55,407 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8145] [2025-03-08 20:21:55,408 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8168] [2025-03-08 20:21:55,410 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8258] [2025-03-08 20:21:55,412 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8335] [2025-03-08 20:21:55,421 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8662] [2025-03-08 20:21:55,423 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8735] [2025-03-08 20:21:55,423 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8737] [2025-03-08 20:21:55,424 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8747] [2025-03-08 20:21:55,424 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8796] [2025-03-08 20:21:55,425 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8798] [2025-03-08 20:21:55,425 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8817] [2025-03-08 20:21:55,435 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)rq->ifr_ifru.ifru_data): "ebx"); [9022] [2025-03-08 20:21:55,436 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)rq->ifr_ifru.ifru_data): "ebx"); [9025] [2025-03-08 20:21:55,436 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)rq->ifr_ifru.ifru_data): "ebx"); [9028] [2025-03-08 20:21:55,436 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)rq->ifr_ifru.ifru_data): "ebx"); [9031] [2025-03-08 20:21:55,436 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)rq->ifr_ifru.ifru_data): "ebx"); [9034] [2025-03-08 20:21:55,538 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-hippi-rrunner.cil.i[341176,341189] [2025-03-08 20:21:55,539 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-hippi-rrunner.cil.i[341345,341358] [2025-03-08 20:21:55,540 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-hippi-rrunner.cil.i[341512,341525] [2025-03-08 20:21:55,541 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-hippi-rrunner.cil.i[341680,341693] [2025-03-08 20:21:55,547 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 20:21:55,643 INFO L204 MainTranslator]: Completed translation [2025-03-08 20:21:55,643 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:21:55 WrapperNode [2025-03-08 20:21:55,644 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 20:21:55,644 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 20:21:55,645 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 20:21:55,645 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 20:21:55,649 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:21:55" (1/1) ... [2025-03-08 20:21:55,701 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:21:55" (1/1) ... [2025-03-08 20:21:55,861 INFO L138 Inliner]: procedures = 426, calls = 1839, calls flagged for inlining = 206, calls inlined = 187, statements flattened = 5086 [2025-03-08 20:21:55,862 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 20:21:55,863 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 20:21:55,863 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 20:21:55,863 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 20:21:55,870 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:21:55" (1/1) ... [2025-03-08 20:21:55,870 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:21:55" (1/1) ... [2025-03-08 20:21:55,887 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:21:55" (1/1) ... [2025-03-08 20:21:56,467 INFO L175 MemorySlicer]: Split 718 memory accesses to 14 slices as follows [1, 8, 5, 2, 54, 89, 2, 8, 6, 1, 2, 3, 533, 4]. 74 percent of accesses are in the largest equivalence class. The 48 initializations are split as follows [0, 8, 0, 0, 0, 20, 0, 8, 0, 1, 2, 1, 8, 0]. The 307 writes are split as follows [0, 0, 3, 1, 42, 69, 1, 0, 0, 0, 0, 0, 190, 1]. [2025-03-08 20:21:56,467 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:21:55" (1/1) ... [2025-03-08 20:21:56,468 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:21:55" (1/1) ... [2025-03-08 20:21:56,573 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:21:55" (1/1) ... [2025-03-08 20:21:56,583 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:21:55" (1/1) ... [2025-03-08 20:21:56,605 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:21:55" (1/1) ... [2025-03-08 20:21:56,620 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:21:55" (1/1) ... [2025-03-08 20:21:56,649 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 20:21:56,651 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 20:21:56,651 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 20:21:56,651 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 20:21:56,652 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:21:55" (1/1) ... [2025-03-08 20:21:56,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 20:21:56,666 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 20:21:56,677 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-08 20:21:56,679 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-08 20:21:56,697 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2025-03-08 20:21:56,697 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2025-03-08 20:21:56,697 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2025-03-08 20:21:56,697 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2025-03-08 20:21:56,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-03-08 20:21:56,697 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-03-08 20:21:56,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_82 [2025-03-08 20:21:56,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_82 [2025-03-08 20:21:56,698 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2025-03-08 20:21:56,698 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2025-03-08 20:21:56,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-03-08 20:21:56,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-03-08 20:21:56,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rr_driver_exit_13_2 [2025-03-08 20:21:56,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rr_driver_exit_13_2 [2025-03-08 20:21:56,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_rr_private [2025-03-08 20:21:56,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_rr_private [2025-03-08 20:21:56,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2025-03-08 20:21:56,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2025-03-08 20:21:56,699 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2025-03-08 20:21:56,699 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2025-03-08 20:21:56,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2025-03-08 20:21:56,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2025-03-08 20:21:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2025-03-08 20:21:56,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2025-03-08 20:21:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2025-03-08 20:21:56,700 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2025-03-08 20:21:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-08 20:21:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2025-03-08 20:21:56,700 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2025-03-08 20:21:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2025-03-08 20:21:56,700 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2025-03-08 20:21:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure set_rraddr [2025-03-08 20:21:56,700 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rraddr [2025-03-08 20:21:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-03-08 20:21:56,700 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-03-08 20:21:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure rr_read_eeprom_word [2025-03-08 20:21:56,700 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_read_eeprom_word [2025-03-08 20:21:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-03-08 20:21:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-03-08 20:21:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-03-08 20:21:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-03-08 20:21:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-03-08 20:21:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-03-08 20:21:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-03-08 20:21:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-03-08 20:21:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-03-08 20:21:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-03-08 20:21:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-03-08 20:21:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-03-08 20:21:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-03-08 20:21:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2025-03-08 20:21:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2025-03-08 20:21:56,700 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2025-03-08 20:21:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2025-03-08 20:21:56,700 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2025-03-08 20:21:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure rr_read_eeprom [2025-03-08 20:21:56,700 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_read_eeprom [2025-03-08 20:21:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-08 20:21:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-08 20:21:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-08 20:21:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-08 20:21:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-08 20:21:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-08 20:21:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-08 20:21:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-08 20:21:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-08 20:21:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-03-08 20:21:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-03-08 20:21:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-03-08 20:21:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-03-08 20:21:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-03-08 20:21:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2025-03-08 20:21:56,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2025-03-08 20:21:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-08 20:21:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-08 20:21:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-08 20:21:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-08 20:21:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-08 20:21:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-08 20:21:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-08 20:21:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-08 20:21:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-08 20:21:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-08 20:21:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-08 20:21:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-03-08 20:21:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-03-08 20:21:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-03-08 20:21:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2025-03-08 20:21:56,702 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2025-03-08 20:21:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-03-08 20:21:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-03-08 20:21:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-03-08 20:21:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-03-08 20:21:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-03-08 20:21:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-03-08 20:21:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2025-03-08 20:21:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2025-03-08 20:21:56,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2025-03-08 20:21:56,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2025-03-08 20:21:56,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2025-03-08 20:21:56,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2025-03-08 20:21:56,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2025-03-08 20:21:56,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2025-03-08 20:21:56,703 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-03-08 20:21:56,703 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-03-08 20:21:56,703 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-03-08 20:21:56,703 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-03-08 20:21:56,703 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-03-08 20:21:56,703 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-03-08 20:21:56,703 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2025-03-08 20:21:56,703 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2025-03-08 20:21:56,703 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2025-03-08 20:21:56,703 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2025-03-08 20:21:56,703 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2025-03-08 20:21:56,703 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2025-03-08 20:21:56,703 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2025-03-08 20:21:56,703 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2025-03-08 20:21:56,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2025-03-08 20:21:56,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2025-03-08 20:21:56,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2025-03-08 20:21:56,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2025-03-08 20:21:56,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2025-03-08 20:21:56,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2025-03-08 20:21:56,703 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2025-03-08 20:21:56,703 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2025-03-08 20:21:56,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2025-03-08 20:21:56,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2025-03-08 20:21:56,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-08 20:21:56,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2025-03-08 20:21:56,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2025-03-08 20:21:56,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 20:21:56,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2025-03-08 20:21:56,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2025-03-08 20:21:56,703 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-03-08 20:21:56,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-03-08 20:21:56,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-08 20:21:56,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-08 20:21:56,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-08 20:21:56,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-08 20:21:56,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-08 20:21:56,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-08 20:21:56,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-08 20:21:56,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-08 20:21:56,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-08 20:21:56,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-03-08 20:21:56,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-03-08 20:21:56,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-03-08 20:21:56,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-03-08 20:21:56,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-03-08 20:21:56,706 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-03-08 20:21:56,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-03-08 20:21:56,706 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2025-03-08 20:21:56,706 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2025-03-08 20:21:56,706 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2025-03-08 20:21:56,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2025-03-08 20:21:56,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_rr_private [2025-03-08 20:21:56,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_rr_private [2025-03-08 20:21:56,706 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2025-03-08 20:21:56,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2025-03-08 20:21:56,706 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2025-03-08 20:21:56,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2025-03-08 20:21:56,706 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-03-08 20:21:56,706 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-03-08 20:21:56,706 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2025-03-08 20:21:56,706 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2025-03-08 20:21:56,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2025-03-08 20:21:56,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2025-03-08 20:21:56,706 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2025-03-08 20:21:56,706 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2025-03-08 20:21:56,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 20:21:56,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 20:21:56,706 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2025-03-08 20:21:56,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2025-03-08 20:21:56,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-03-08 20:21:56,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-03-08 20:21:56,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-03-08 20:21:56,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-03-08 20:21:56,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-03-08 20:21:56,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-03-08 20:21:56,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-03-08 20:21:56,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-03-08 20:21:56,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-03-08 20:21:56,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-03-08 20:21:56,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-03-08 20:21:56,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-03-08 20:21:56,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-03-08 20:21:56,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2025-03-08 20:21:56,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-08 20:21:56,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-08 20:21:56,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-08 20:21:56,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-08 20:21:56,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-08 20:21:56,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-08 20:21:56,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-08 20:21:56,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-08 20:21:56,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-03-08 20:21:56,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-03-08 20:21:56,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-03-08 20:21:56,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-03-08 20:21:56,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-03-08 20:21:56,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-03-08 20:21:56,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-03-08 20:21:56,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-03-08 20:21:56,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2025-03-08 20:21:56,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2025-03-08 20:21:56,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2025-03-08 20:21:56,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2025-03-08 20:21:56,707 INFO L130 BoogieDeclarations]: Found specification of procedure rr_remove_one [2025-03-08 20:21:56,707 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_remove_one [2025-03-08 20:21:56,707 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2025-03-08 20:21:56,707 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2025-03-08 20:21:56,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-03-08 20:21:56,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-03-08 20:21:56,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-03-08 20:21:56,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-03-08 20:21:56,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-03-08 20:21:56,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-03-08 20:21:56,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-03-08 20:21:56,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-03-08 20:21:56,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2025-03-08 20:21:56,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2025-03-08 20:21:56,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2025-03-08 20:21:56,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2025-03-08 20:21:56,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2025-03-08 20:21:56,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2025-03-08 20:21:56,710 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-03-08 20:21:56,710 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-03-08 20:21:56,710 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-03-08 20:21:56,710 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-03-08 20:21:56,710 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-03-08 20:21:56,710 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-03-08 20:21:56,710 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-03-08 20:21:56,710 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-03-08 20:21:56,710 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2025-03-08 20:21:56,710 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2025-03-08 20:21:56,710 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2025-03-08 20:21:56,710 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2025-03-08 20:21:56,710 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2025-03-08 20:21:56,710 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2025-03-08 20:21:56,710 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2025-03-08 20:21:56,710 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2025-03-08 20:21:56,710 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2025-03-08 20:21:56,710 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2025-03-08 20:21:56,710 INFO L130 BoogieDeclarations]: Found specification of procedure rr_init1 [2025-03-08 20:21:56,710 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_init1 [2025-03-08 20:21:56,710 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2025-03-08 20:21:56,710 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2025-03-08 20:21:56,710 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2025-03-08 20:21:56,710 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2025-03-08 20:21:56,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-08 20:21:56,710 INFO L130 BoogieDeclarations]: Found specification of procedure rr_open [2025-03-08 20:21:56,710 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_open [2025-03-08 20:21:56,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-08 20:21:56,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-08 20:21:56,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-08 20:21:56,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-08 20:21:56,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-08 20:21:56,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-08 20:21:56,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-08 20:21:56,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-08 20:21:56,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-08 20:21:56,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-03-08 20:21:56,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-03-08 20:21:56,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-03-08 20:21:56,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-03-08 20:21:56,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-03-08 20:21:56,710 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2025-03-08 20:21:56,711 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2025-03-08 20:21:56,711 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2025-03-08 20:21:56,711 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2025-03-08 20:21:56,711 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-03-08 20:21:56,711 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-03-08 20:21:56,711 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2025-03-08 20:21:56,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2025-03-08 20:21:56,711 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2025-03-08 20:21:56,711 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2025-03-08 20:21:56,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2025-03-08 20:21:56,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2025-03-08 20:21:56,711 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2025-03-08 20:21:56,711 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2025-03-08 20:21:56,711 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2025-03-08 20:21:56,711 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2025-03-08 20:21:56,711 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2025-03-08 20:21:56,711 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2025-03-08 20:21:56,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-08 20:21:56,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-08 20:21:56,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-08 20:21:56,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-08 20:21:56,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-08 20:21:56,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-08 20:21:56,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-08 20:21:56,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-08 20:21:56,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-08 20:21:56,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-08 20:21:56,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-08 20:21:56,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-03-08 20:21:56,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-03-08 20:21:56,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-03-08 20:21:56,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-03-08 20:21:56,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-03-08 20:21:56,715 INFO L130 BoogieDeclarations]: Found specification of procedure rr_raz_tx [2025-03-08 20:21:56,715 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_raz_tx [2025-03-08 20:21:56,715 INFO L130 BoogieDeclarations]: Found specification of procedure rr_close [2025-03-08 20:21:56,715 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_close [2025-03-08 20:21:56,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2025-03-08 20:21:56,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2025-03-08 20:21:56,715 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2025-03-08 20:21:56,715 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2025-03-08 20:21:56,715 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2025-03-08 20:21:56,715 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2025-03-08 20:21:56,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 20:21:56,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-08 20:21:56,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-08 20:21:56,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-08 20:21:56,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-08 20:21:56,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-08 20:21:56,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-08 20:21:56,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-08 20:21:56,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-08 20:21:56,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-08 20:21:56,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-08 20:21:56,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-03-08 20:21:56,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-03-08 20:21:56,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-03-08 20:21:56,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2025-03-08 20:21:56,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2025-03-08 20:21:56,715 INFO L130 BoogieDeclarations]: Found specification of procedure rr_raz_rx [2025-03-08 20:21:56,715 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_raz_rx [2025-03-08 20:21:57,388 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 20:21:57,391 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 20:21:57,748 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-03-08 20:21:57,776 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12978: havoc netpoll_trap_#t~nondet1032#1; [2025-03-08 20:21:57,776 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5907-1: test_and_clear_bit_#res#1 := 1; [2025-03-08 20:21:57,861 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10723: havoc ldv_dev_get_drvdata_#t~mem901#1.base, ldv_dev_get_drvdata_#t~mem901#1.offset;havoc ldv_dev_get_drvdata_#t~mem902#1.base, ldv_dev_get_drvdata_#t~mem902#1.offset; [2025-03-08 20:21:58,139 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6195: havoc is_device_dma_capable_#t~mem59#1.base, is_device_dma_capable_#t~mem59#1.offset;havoc is_device_dma_capable_#t~mem60#1.base, is_device_dma_capable_#t~mem60#1.offset;havoc is_device_dma_capable_#t~mem61#1;havoc is_device_dma_capable_#t~short62#1; [2025-03-08 20:21:58,560 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7432: call ULTIMATE.dealloc(~#cmd~0#1.base, ~#cmd~0#1.offset);havoc ~#cmd~0#1.base, ~#cmd~0#1.offset; [2025-03-08 20:21:58,844 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8289: call ULTIMATE.dealloc(~#dma_addr~0#1.base, ~#dma_addr~0#1.offset);havoc ~#dma_addr~0#1.base, ~#dma_addr~0#1.offset;call ULTIMATE.dealloc(~#__key~1#1.base, ~#__key~1#1.offset);havoc ~#__key~1#1.base, ~#__key~1#1.offset; [2025-03-08 20:21:58,844 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10214-1: ldv_request_irq_#res#1 := ldv_request_irq_~arg0#1; [2025-03-08 20:21:58,844 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13024: havoc request_threaded_irq_#t~nondet1040#1; [2025-03-08 20:21:58,844 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10613-1: ldv_request_irq_90_#res#1 := ldv_request_irq_90_~ldv_func_res~1#1; [2025-03-08 20:21:58,867 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13016: havoc #t~nondet1038; [2025-03-08 20:21:58,869 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12896: havoc #t~nondet1025; [2025-03-08 20:21:58,873 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6105: havoc __kmalloc_#t~ret43#1.base, __kmalloc_#t~ret43#1.offset; [2025-03-08 20:21:58,878 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6549: havoc #t~mem190.base, #t~mem190.offset; [2025-03-08 20:21:58,884 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7276: call ULTIMATE.dealloc(~#word~0.base, ~#word~0.offset);havoc ~#word~0.base, ~#word~0.offset; [2025-03-08 20:21:58,887 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12873: havoc #t~nondet1022; [2025-03-08 20:21:58,893 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6221: havoc #t~mem94.base, #t~mem94.offset; [2025-03-08 20:21:58,918 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12866: havoc #t~nondet1021; [2025-03-08 20:21:58,956 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5976: havoc arch_irqs_disabled_flags_#t~bitwise19#1; [2025-03-08 20:21:59,028 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12877: havoc #t~nondet1023; [2025-03-08 20:21:59,152 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9260-1: ldv_del_timer_sync_#res#1 := ldv_del_timer_sync_~arg0#1; [2025-03-08 20:21:59,152 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10648-1: ldv_del_timer_sync_94_#res#1 := ldv_del_timer_sync_94_~ldv_func_res~2#1; [2025-03-08 20:21:59,152 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12921: havoc del_timer_sync_#t~nondet1026#1; [2025-03-08 20:22:10,160 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12986: havoc pci_bus_write_config_byte_#t~nondet1034#1; [2025-03-08 20:22:10,160 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5919: havoc __fswab16_#t~bitwise2#1; [2025-03-08 20:22:10,160 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9885: call ULTIMATE.dealloc(ldv_pci_instance_suspend_late_2_7_~#arg2#1.base, ldv_pci_instance_suspend_late_2_7_~#arg2#1.offset);havoc ldv_pci_instance_suspend_late_2_7_~#arg2#1.base, ldv_pci_instance_suspend_late_2_7_~#arg2#1.offset; [2025-03-08 20:22:10,160 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint main_returnLabel#1: #t~ret1046#1 := main_#res#1;havoc main_#t~ret819#1, main_~tmp~51#1;assume { :end_inline_main } true; [2025-03-08 20:22:10,160 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12993: havoc pci_enable_device_#t~nondet1035#1; [2025-03-08 20:22:10,160 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12862: havoc __pci_register_driver_#t~nondet1020#1; [2025-03-08 20:22:10,160 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12996: havoc pci_iomap_#t~ret1036#1.base, pci_iomap_#t~ret1036#1.offset; [2025-03-08 20:22:10,160 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9231-1: ldv___pci_register_driver_#res#1 := ldv___pci_register_driver_~arg0#1; [2025-03-08 20:22:10,160 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12931: havoc hippi_change_mtu_#t~nondet1027#1; [2025-03-08 20:22:10,160 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6922: call ULTIMATE.dealloc(rr_init_one_~#pci_latency~0#1.base, rr_init_one_~#pci_latency~0#1.offset);havoc rr_init_one_~#pci_latency~0#1.base, rr_init_one_~#pci_latency~0#1.offset;call ULTIMATE.dealloc(rr_init_one_~#ring_dma~0#1.base, rr_init_one_~#ring_dma~0#1.offset);havoc rr_init_one_~#ring_dma~0#1.base, rr_init_one_~#ring_dma~0#1.offset;call ULTIMATE.dealloc(rr_init_one_~#__key~0#1.base, rr_init_one_~#__key~0#1.offset);havoc rr_init_one_~#__key~0#1.base, rr_init_one_~#__key~0#1.offset; [2025-03-08 20:22:10,160 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12935: havoc hippi_mac_addr_#t~nondet1028#1; [2025-03-08 20:22:10,161 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12939: havoc hippi_type_trans_#t~nondet1029#1; [2025-03-08 20:22:10,161 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13006: havoc pci_request_regions_#t~nondet1037#1; [2025-03-08 20:22:10,161 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10170-1: ldv_register_netdev_#res#1 := ldv_register_netdev_~arg0#1; [2025-03-08 20:22:10,161 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10171-1: ldv_register_netdev_#res#1 := ldv_register_netdev_~arg0#1; [2025-03-08 20:22:10,161 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10505-1: ldv_register_netdev_77_#res#1 := ldv_register_netdev_77_~ldv_func_res~0#1; [2025-03-08 20:22:10,161 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10705-1: ldv___pci_register_driver_103_#res#1 := ldv___pci_register_driver_103_~ldv_func_res~3#1; [2025-03-08 20:22:10,161 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13020: havoc register_netdev_#t~nondet1039#1; [2025-03-08 20:22:10,161 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12892: havoc alloc_hippi_dev_#t~ret1024#1.base, alloc_hippi_dev_#t~ret1024#1.offset; [2025-03-08 20:22:10,161 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13027: havoc skb_push_#t~ret1041#1.base, skb_push_#t~ret1041#1.offset; [2025-03-08 20:22:10,161 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12961: havoc ldv_pre_register_netdev_#t~nondet1030#1; [2025-03-08 20:22:10,161 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12974: havoc netif_rx_#t~nondet1031#1; [2025-03-08 20:22:10,161 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-03-08 20:22:10,161 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6503: havoc skb_headroom_#t~mem179#1.base, skb_headroom_#t~mem179#1.offset;havoc skb_headroom_#t~mem180#1.base, skb_headroom_#t~mem180#1.offset; [2025-03-08 20:22:10,161 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9874: call ULTIMATE.dealloc(ldv_pci_instance_suspend_2_8_~#arg2#1.base, ldv_pci_instance_suspend_2_8_~#arg2#1.offset);havoc ldv_pci_instance_suspend_2_8_~#arg2#1.base, ldv_pci_instance_suspend_2_8_~#arg2#1.offset; [2025-03-08 20:22:10,161 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5913: havoc constant_test_bit_#t~mem0#1;havoc constant_test_bit_#t~bitwise1#1; [2025-03-08 20:22:10,161 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12982: havoc pci_bus_read_config_byte_#t~nondet1033#1; [2025-03-08 20:22:10,806 INFO L? ?]: Removed 2341 outVars from TransFormulas that were not future-live. [2025-03-08 20:22:10,807 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 20:22:10,870 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 20:22:10,870 INFO L336 CfgBuilder]: Removed 1 assume(true) statements. [2025-03-08 20:22:10,871 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 08:22:10 BoogieIcfgContainer [2025-03-08 20:22:10,871 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 20:22:10,877 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 20:22:10,877 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 20:22:10,881 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 20:22:10,881 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 08:21:52" (1/3) ... [2025-03-08 20:22:10,881 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f2b3ee8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 08:22:10, skipping insertion in model container [2025-03-08 20:22:10,882 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:21:55" (2/3) ... [2025-03-08 20:22:10,883 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f2b3ee8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 08:22:10, skipping insertion in model container [2025-03-08 20:22:10,883 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 08:22:10" (3/3) ... [2025-03-08 20:22:10,884 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-hippi-rrunner.cil.i [2025-03-08 20:22:10,897 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 20:22:10,900 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-hippi-rrunner.cil.i that has 99 procedures, 1929 locations, 1 initial locations, 42 loop locations, and 3 error locations. [2025-03-08 20:22:10,971 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 20:22:10,979 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;@5f0d0421, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 20:22:10,979 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2025-03-08 20:22:10,986 INFO L276 IsEmpty]: Start isEmpty. Operand has 1810 states, 1186 states have (on average 1.2715008431703203) internal successors, (1508), 1201 states have internal predecessors, (1508), 550 states have call successors, (550), 72 states have call predecessors, (550), 71 states have return successors, (544), 543 states have call predecessors, (544), 544 states have call successors, (544) [2025-03-08 20:22:10,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2025-03-08 20:22:10,994 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:22:10,995 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:22:10,995 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)] === [2025-03-08 20:22:10,998 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:22:10,999 INFO L85 PathProgramCache]: Analyzing trace with hash -1872764812, now seen corresponding path program 1 times [2025-03-08 20:22:11,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:22:11,004 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835344694] [2025-03-08 20:22:11,004 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:22:11,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:22:14,101 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 105 statements into 1 equivalence classes. [2025-03-08 20:22:14,396 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 105 of 105 statements. [2025-03-08 20:22:14,397 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:22:14,397 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:22:15,149 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2025-03-08 20:22:15,150 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:22:15,150 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835344694] [2025-03-08 20:22:15,151 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1835344694] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:22:15,151 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:22:15,152 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:22:15,153 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959637502] [2025-03-08 20:22:15,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:22:15,156 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:22:15,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:22:15,173 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:22:15,174 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:22:15,179 INFO L87 Difference]: Start difference. First operand has 1810 states, 1186 states have (on average 1.2715008431703203) internal successors, (1508), 1201 states have internal predecessors, (1508), 550 states have call successors, (550), 72 states have call predecessors, (550), 71 states have return successors, (544), 543 states have call predecessors, (544), 544 states have call successors, (544) Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2025-03-08 20:22:19,229 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 [] [2025-03-08 20:22:20,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:22:20,811 INFO L93 Difference]: Finished difference Result 5289 states and 7783 transitions. [2025-03-08 20:22:20,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 20:22:20,812 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) Word has length 105 [2025-03-08 20:22:20,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:22:20,850 INFO L225 Difference]: With dead ends: 5289 [2025-03-08 20:22:20,851 INFO L226 Difference]: Without dead ends: 3488 [2025-03-08 20:22:20,870 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 [2025-03-08 20:22:20,872 INFO L435 NwaCegarLoop]: 2546 mSDtfsCounter, 2434 mSDsluCounter, 2476 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2434 SdHoareTripleChecker+Valid, 5022 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2025-03-08 20:22:20,873 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2434 Valid, 5022 Invalid, 100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 92 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2025-03-08 20:22:20,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3488 states. [2025-03-08 20:22:21,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3488 to 3484. [2025-03-08 20:22:21,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3484 states, 2299 states have (on average 1.2448890822096563) internal successors, (2862), 2328 states have internal predecessors, (2862), 1044 states have call successors, (1044), 139 states have call predecessors, (1044), 138 states have return successors, (1040), 1038 states have call predecessors, (1040), 1040 states have call successors, (1040) [2025-03-08 20:22:21,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3484 states to 3484 states and 4946 transitions. [2025-03-08 20:22:21,184 INFO L78 Accepts]: Start accepts. Automaton has 3484 states and 4946 transitions. Word has length 105 [2025-03-08 20:22:21,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:22:21,185 INFO L471 AbstractCegarLoop]: Abstraction has 3484 states and 4946 transitions. [2025-03-08 20:22:21,185 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2025-03-08 20:22:21,185 INFO L276 IsEmpty]: Start isEmpty. Operand 3484 states and 4946 transitions. [2025-03-08 20:22:21,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2025-03-08 20:22:21,189 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:22:21,189 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:22:21,190 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-08 20:22:21,190 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)] === [2025-03-08 20:22:21,190 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:22:21,190 INFO L85 PathProgramCache]: Analyzing trace with hash 2012784912, now seen corresponding path program 1 times [2025-03-08 20:22:21,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:22:21,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726195358] [2025-03-08 20:22:21,191 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:22:21,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:22:24,156 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 113 statements into 1 equivalence classes. [2025-03-08 20:22:24,232 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 113 of 113 statements. [2025-03-08 20:22:24,234 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:22:24,234 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:22:24,589 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2025-03-08 20:22:24,590 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:22:24,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726195358] [2025-03-08 20:22:24,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [726195358] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:22:24,590 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:22:24,590 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:22:24,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055666757] [2025-03-08 20:22:24,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:22:24,591 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:22:24,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:22:24,592 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:22:24,592 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:22:24,592 INFO L87 Difference]: Start difference. First operand 3484 states and 4946 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2025-03-08 20:22:28,626 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 [] [2025-03-08 20:22:30,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:22:30,235 INFO L93 Difference]: Finished difference Result 9708 states and 13770 transitions. [2025-03-08 20:22:30,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 20:22:30,236 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 113 [2025-03-08 20:22:30,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:22:30,276 INFO L225 Difference]: With dead ends: 9708 [2025-03-08 20:22:30,277 INFO L226 Difference]: Without dead ends: 6243 [2025-03-08 20:22:30,294 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 [2025-03-08 20:22:30,296 INFO L435 NwaCegarLoop]: 2555 mSDtfsCounter, 2042 mSDsluCounter, 2444 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2042 SdHoareTripleChecker+Valid, 4999 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2025-03-08 20:22:30,296 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2042 Valid, 4999 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 88 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2025-03-08 20:22:30,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6243 states. [2025-03-08 20:22:30,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6243 to 6211. [2025-03-08 20:22:30,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6211 states, 4074 states have (on average 1.241286205203731) internal successors, (5057), 4130 states have internal predecessors, (5057), 1867 states have call successors, (1867), 274 states have call predecessors, (1867), 267 states have return successors, (1875), 1842 states have call predecessors, (1875), 1863 states have call successors, (1875) [2025-03-08 20:22:30,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6211 states to 6211 states and 8799 transitions. [2025-03-08 20:22:30,571 INFO L78 Accepts]: Start accepts. Automaton has 6211 states and 8799 transitions. Word has length 113 [2025-03-08 20:22:30,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:22:30,572 INFO L471 AbstractCegarLoop]: Abstraction has 6211 states and 8799 transitions. [2025-03-08 20:22:30,572 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2025-03-08 20:22:30,572 INFO L276 IsEmpty]: Start isEmpty. Operand 6211 states and 8799 transitions. [2025-03-08 20:22:30,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2025-03-08 20:22:30,574 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:22:30,574 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:22:30,574 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-08 20:22:30,575 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)] === [2025-03-08 20:22:30,575 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:22:30,575 INFO L85 PathProgramCache]: Analyzing trace with hash -544790202, now seen corresponding path program 1 times [2025-03-08 20:22:30,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:22:30,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1181699765] [2025-03-08 20:22:30,575 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:22:30,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:22:33,265 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 121 statements into 1 equivalence classes. [2025-03-08 20:22:33,328 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 121 of 121 statements. [2025-03-08 20:22:33,328 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:22:33,328 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:22:33,649 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2025-03-08 20:22:33,650 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:22:33,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1181699765] [2025-03-08 20:22:33,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1181699765] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:22:33,650 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:22:33,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:22:33,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191994849] [2025-03-08 20:22:33,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:22:33,651 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:22:33,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:22:33,651 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:22:33,651 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:22:33,651 INFO L87 Difference]: Start difference. First operand 6211 states and 8799 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2025-03-08 20:22:37,680 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 [] [2025-03-08 20:22:39,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:22:39,918 INFO L93 Difference]: Finished difference Result 12300 states and 17424 transitions. [2025-03-08 20:22:39,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 20:22:39,918 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, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 121 [2025-03-08 20:22:39,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:22:39,953 INFO L225 Difference]: With dead ends: 12300 [2025-03-08 20:22:39,954 INFO L226 Difference]: Without dead ends: 6108 [2025-03-08 20:22:39,977 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 [2025-03-08 20:22:39,980 INFO L435 NwaCegarLoop]: 2662 mSDtfsCounter, 1717 mSDsluCounter, 2442 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 18 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1717 SdHoareTripleChecker+Valid, 5104 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2025-03-08 20:22:39,980 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1717 Valid, 5104 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 142 Invalid, 1 Unknown, 0 Unchecked, 6.1s Time] [2025-03-08 20:22:39,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6108 states. [2025-03-08 20:22:40,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6108 to 6078. [2025-03-08 20:22:40,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6078 states, 3954 states have (on average 1.2387455741021751) internal successors, (4898), 4010 states have internal predecessors, (4898), 1831 states have call successors, (1831), 296 states have call predecessors, (1831), 290 states have return successors, (1833), 1805 states have call predecessors, (1833), 1827 states have call successors, (1833) [2025-03-08 20:22:40,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6078 states to 6078 states and 8562 transitions. [2025-03-08 20:22:40,223 INFO L78 Accepts]: Start accepts. Automaton has 6078 states and 8562 transitions. Word has length 121 [2025-03-08 20:22:40,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:22:40,224 INFO L471 AbstractCegarLoop]: Abstraction has 6078 states and 8562 transitions. [2025-03-08 20:22:40,224 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, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2025-03-08 20:22:40,224 INFO L276 IsEmpty]: Start isEmpty. Operand 6078 states and 8562 transitions. [2025-03-08 20:22:40,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2025-03-08 20:22:40,225 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:22:40,225 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:22:40,226 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-08 20:22:40,226 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)] === [2025-03-08 20:22:40,226 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:22:40,226 INFO L85 PathProgramCache]: Analyzing trace with hash 1076711119, now seen corresponding path program 1 times [2025-03-08 20:22:40,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:22:40,226 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846994220] [2025-03-08 20:22:40,226 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:22:40,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:22:42,862 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 134 statements into 1 equivalence classes. [2025-03-08 20:22:42,922 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 134 of 134 statements. [2025-03-08 20:22:42,922 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:22:42,922 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:22:43,175 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2025-03-08 20:22:43,176 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:22:43,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846994220] [2025-03-08 20:22:43,176 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1846994220] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:22:43,176 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:22:43,176 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:22:43,176 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707366295] [2025-03-08 20:22:43,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:22:43,177 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:22:43,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:22:43,178 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:22:43,178 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:22:43,178 INFO L87 Difference]: Start difference. First operand 6078 states and 8562 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2025-03-08 20:22:47,209 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 [] [2025-03-08 20:22:49,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:22:49,076 INFO L93 Difference]: Finished difference Result 16049 states and 22595 transitions. [2025-03-08 20:22:49,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 20:22:49,077 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 134 [2025-03-08 20:22:49,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:22:49,133 INFO L225 Difference]: With dead ends: 16049 [2025-03-08 20:22:49,133 INFO L226 Difference]: Without dead ends: 9990 [2025-03-08 20:22:49,162 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 [2025-03-08 20:22:49,162 INFO L435 NwaCegarLoop]: 2525 mSDtfsCounter, 2156 mSDsluCounter, 2445 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2156 SdHoareTripleChecker+Valid, 4970 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2025-03-08 20:22:49,163 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2156 Valid, 4970 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 106 Invalid, 1 Unknown, 0 Unchecked, 5.7s Time] [2025-03-08 20:22:49,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9990 states. [2025-03-08 20:22:49,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9990 to 9959. [2025-03-08 20:22:49,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9959 states, 6473 states have (on average 1.2343581028889232) internal successors, (7990), 6570 states have internal predecessors, (7990), 2997 states have call successors, (2997), 499 states have call predecessors, (2997), 486 states have return successors, (3005), 2940 states have call predecessors, (3005), 2993 states have call successors, (3005) [2025-03-08 20:22:49,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9959 states to 9959 states and 13992 transitions. [2025-03-08 20:22:49,532 INFO L78 Accepts]: Start accepts. Automaton has 9959 states and 13992 transitions. Word has length 134 [2025-03-08 20:22:49,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:22:49,533 INFO L471 AbstractCegarLoop]: Abstraction has 9959 states and 13992 transitions. [2025-03-08 20:22:49,534 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2025-03-08 20:22:49,534 INFO L276 IsEmpty]: Start isEmpty. Operand 9959 states and 13992 transitions. [2025-03-08 20:22:49,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2025-03-08 20:22:49,538 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:22:49,538 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 7, 7, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:22:49,538 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-08 20:22:49,538 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)] === [2025-03-08 20:22:49,538 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:22:49,539 INFO L85 PathProgramCache]: Analyzing trace with hash 140256003, now seen corresponding path program 1 times [2025-03-08 20:22:49,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:22:49,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851064679] [2025-03-08 20:22:49,539 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:22:49,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:22:52,092 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 150 statements into 1 equivalence classes. [2025-03-08 20:22:52,132 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 150 of 150 statements. [2025-03-08 20:22:52,132 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:22:52,132 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:22:52,424 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2025-03-08 20:22:52,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:22:52,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1851064679] [2025-03-08 20:22:52,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1851064679] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:22:52,424 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:22:52,424 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:22:52,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154986586] [2025-03-08 20:22:52,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:22:52,426 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:22:52,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:22:52,427 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:22:52,427 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:22:52,427 INFO L87 Difference]: Start difference. First operand 9959 states and 13992 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2025-03-08 20:22:56,461 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 [] [2025-03-08 20:22:58,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:22:58,239 INFO L93 Difference]: Finished difference Result 27552 states and 38613 transitions. [2025-03-08 20:22:58,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 20:22:58,240 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 150 [2025-03-08 20:22:58,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:22:58,310 INFO L225 Difference]: With dead ends: 27552 [2025-03-08 20:22:58,310 INFO L226 Difference]: Without dead ends: 17612 [2025-03-08 20:22:58,345 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:22:58,346 INFO L435 NwaCegarLoop]: 3365 mSDtfsCounter, 2446 mSDsluCounter, 2419 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2446 SdHoareTripleChecker+Valid, 5784 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2025-03-08 20:22:58,346 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2446 Valid, 5784 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 87 Invalid, 1 Unknown, 0 Unchecked, 5.5s Time] [2025-03-08 20:22:58,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17612 states. [2025-03-08 20:22:59,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17612 to 17571. [2025-03-08 20:22:59,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17571 states, 11603 states have (on average 1.2361458243557701) internal successors, (14343), 11799 states have internal predecessors, (14343), 5105 states have call successors, (5105), 889 states have call predecessors, (5105), 860 states have return successors, (5129), 4975 states have call predecessors, (5129), 5101 states have call successors, (5129) [2025-03-08 20:22:59,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17571 states to 17571 states and 24577 transitions. [2025-03-08 20:22:59,129 INFO L78 Accepts]: Start accepts. Automaton has 17571 states and 24577 transitions. Word has length 150 [2025-03-08 20:22:59,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:22:59,129 INFO L471 AbstractCegarLoop]: Abstraction has 17571 states and 24577 transitions. [2025-03-08 20:22:59,129 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2025-03-08 20:22:59,129 INFO L276 IsEmpty]: Start isEmpty. Operand 17571 states and 24577 transitions. [2025-03-08 20:22:59,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2025-03-08 20:22:59,133 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:22:59,134 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 7, 7, 7, 7, 7, 7, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:22:59,134 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-08 20:22:59,134 INFO L396 AbstractCegarLoop]: === Iteration 6 === 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)] === [2025-03-08 20:22:59,134 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:22:59,134 INFO L85 PathProgramCache]: Analyzing trace with hash 934402642, now seen corresponding path program 1 times [2025-03-08 20:22:59,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:22:59,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2064789031] [2025-03-08 20:22:59,135 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:22:59,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:23:01,748 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 161 statements into 1 equivalence classes. [2025-03-08 20:23:01,796 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 161 of 161 statements. [2025-03-08 20:23:01,797 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:23:01,797 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:23:02,012 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2025-03-08 20:23:02,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:23:02,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2064789031] [2025-03-08 20:23:02,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2064789031] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:23:02,013 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:23:02,013 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:23:02,013 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [110930207] [2025-03-08 20:23:02,013 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:23:02,013 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:23:02,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:23:02,013 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:23:02,014 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:23:02,014 INFO L87 Difference]: Start difference. First operand 17571 states and 24577 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, (19), 2 states have call predecessors, (19), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2025-03-08 20:23:06,044 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 [] [2025-03-08 20:23:08,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:23:08,379 INFO L93 Difference]: Finished difference Result 50497 states and 70764 transitions. [2025-03-08 20:23:08,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 20:23:08,380 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, (19), 2 states have call predecessors, (19), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 161 [2025-03-08 20:23:08,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:23:08,567 INFO L225 Difference]: With dead ends: 50497 [2025-03-08 20:23:08,567 INFO L226 Difference]: Without dead ends: 33538 [2025-03-08 20:23:08,642 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:23:08,644 INFO L435 NwaCegarLoop]: 3472 mSDtfsCounter, 2398 mSDsluCounter, 2485 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2398 SdHoareTripleChecker+Valid, 5957 SdHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2025-03-08 20:23:08,644 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2398 Valid, 5957 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 102 Invalid, 1 Unknown, 0 Unchecked, 5.8s Time] [2025-03-08 20:23:08,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33538 states. [2025-03-08 20:23:09,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33538 to 33534. [2025-03-08 20:23:09,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33534 states, 22175 states have (on average 1.236617812852311) internal successors, (27422), 22507 states have internal predecessors, (27422), 9728 states have call successors, (9728), 1677 states have call predecessors, (9728), 1628 states have return successors, (9780), 9534 states have call predecessors, (9780), 9724 states have call successors, (9780) [2025-03-08 20:23:09,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33534 states to 33534 states and 46930 transitions. [2025-03-08 20:23:09,960 INFO L78 Accepts]: Start accepts. Automaton has 33534 states and 46930 transitions. Word has length 161 [2025-03-08 20:23:09,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:23:09,961 INFO L471 AbstractCegarLoop]: Abstraction has 33534 states and 46930 transitions. [2025-03-08 20:23:09,961 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, (19), 2 states have call predecessors, (19), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2025-03-08 20:23:09,961 INFO L276 IsEmpty]: Start isEmpty. Operand 33534 states and 46930 transitions. [2025-03-08 20:23:09,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2025-03-08 20:23:09,965 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:23:09,965 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 7, 7, 7, 7, 7, 7, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:23:09,965 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-08 20:23:09,965 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-03-08 20:23:09,966 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:23:09,966 INFO L85 PathProgramCache]: Analyzing trace with hash -1142806701, now seen corresponding path program 1 times [2025-03-08 20:23:09,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:23:09,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910753980] [2025-03-08 20:23:09,966 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:23:09,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:23:12,905 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 161 statements into 1 equivalence classes. [2025-03-08 20:23:12,957 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 161 of 161 statements. [2025-03-08 20:23:12,958 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:23:12,958 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:23:13,770 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2025-03-08 20:23:13,770 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:23:13,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [910753980] [2025-03-08 20:23:13,770 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [910753980] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:23:13,770 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:23:13,770 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-08 20:23:13,770 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156020218] [2025-03-08 20:23:13,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:23:13,771 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 20:23:13,771 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:23:13,771 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 20:23:13,771 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 20:23:13,771 INFO L87 Difference]: Start difference. First operand 33534 states and 46930 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2025-03-08 20:23:15,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:23:15,985 INFO L93 Difference]: Finished difference Result 33540 states and 46935 transitions. [2025-03-08 20:23:15,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-08 20:23:15,986 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 161 [2025-03-08 20:23:15,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:23:16,156 INFO L225 Difference]: With dead ends: 33540 [2025-03-08 20:23:16,156 INFO L226 Difference]: Without dead ends: 33538 [2025-03-08 20:23:16,182 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-08 20:23:16,183 INFO L435 NwaCegarLoop]: 2509 mSDtfsCounter, 2498 mSDsluCounter, 5002 mSDsCounter, 0 mSdLazyCounter, 123 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2499 SdHoareTripleChecker+Valid, 7511 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 123 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2025-03-08 20:23:16,184 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2499 Valid, 7511 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2025-03-08 20:23:16,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33538 states.