./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /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 --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a390ef5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /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 -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 0.2.5-dev-4a390ef-m [2024-10-24 14:15:10,857 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 14:15:10,897 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-24 14:15:10,900 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 14:15:10,900 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 14:15:10,914 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 14:15:10,914 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 14:15:10,915 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 14:15:10,915 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 14:15:10,915 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 14:15:10,916 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 14:15:10,916 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 14:15:10,916 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 14:15:10,917 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 14:15:10,917 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 14:15:10,917 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 14:15:10,918 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 14:15:10,918 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 14:15:10,918 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 14:15:10,919 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 14:15:10,919 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 14:15:10,923 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 14:15:10,923 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 14:15:10,923 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 14:15:10,923 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 14:15:10,924 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 14:15:10,924 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 14:15:10,924 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 14:15:10,924 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 14:15:10,925 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 14:15:10,925 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 14:15:10,925 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 14:15:10,925 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 14:15:10,925 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 14:15:10,926 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 14:15:10,926 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 14:15:10,926 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 14:15:10,926 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 14:15:10,927 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 14:15:10,930 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10193951df4eb6f67d99eaaa8758acfa57b6461ca38071389a41cbdc5c585dfb [2024-10-24 14:15:11,154 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 14:15:11,185 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 14:15:11,188 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 14:15:11,189 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 14:15:11,190 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 14:15:11,191 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /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 [2024-10-24 14:15:12,503 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 14:15:12,979 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 14:15:12,979 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 [2024-10-24 14:15:13,017 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/274e452ee/cea281ea7b104729ad535fbbf6e46322/FLAGff786612c [2024-10-24 14:15:13,096 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/274e452ee/cea281ea7b104729ad535fbbf6e46322 [2024-10-24 14:15:13,098 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 14:15:13,100 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 14:15:13,101 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 14:15:13,101 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 14:15:13,114 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 14:15:13,115 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:15:13" (1/1) ... [2024-10-24 14:15:13,116 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40fcf947 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:15:13, skipping insertion in model container [2024-10-24 14:15:13,116 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:15:13" (1/1) ... [2024-10-24 14:15:13,240 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 14:15:15,617 WARN L248 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] [2024-10-24 14:15:15,620 WARN L248 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] [2024-10-24 14:15:15,621 WARN L248 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] [2024-10-24 14:15:15,621 WARN L248 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] [2024-10-24 14:15:15,642 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 14:15:15,683 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 14:15:15,802 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] [2024-10-24 14:15:15,805 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] [2024-10-24 14:15:15,805 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5905] [2024-10-24 14:15:15,808 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] [2024-10-24 14:15:15,812 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] [2024-10-24 14:15:15,813 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [5982] [2024-10-24 14:15:15,814 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6078] [2024-10-24 14:15:15,818 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6085] [2024-10-24 14:15:15,824 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] [2024-10-24 14:15:15,825 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] [2024-10-24 14:15:15,827 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] [2024-10-24 14:15:15,827 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] [2024-10-24 14:15:15,839 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6852] [2024-10-24 14:15:15,840 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6864] [2024-10-24 14:15:15,841 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6877] [2024-10-24 14:15:15,849 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7146] [2024-10-24 14:15:15,850 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7149] [2024-10-24 14:15:15,851 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7218] [2024-10-24 14:15:15,852 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7221] [2024-10-24 14:15:15,852 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7224] [2024-10-24 14:15:15,853 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7247] [2024-10-24 14:15:15,853 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7254] [2024-10-24 14:15:15,853 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7257] [2024-10-24 14:15:15,854 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7269] [2024-10-24 14:15:15,855 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7316] [2024-10-24 14:15:15,856 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7323] [2024-10-24 14:15:15,856 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7332] [2024-10-24 14:15:15,857 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7344] [2024-10-24 14:15:15,857 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7372] [2024-10-24 14:15:15,859 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7450] [2024-10-24 14:15:15,862 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7521] [2024-10-24 14:15:15,862 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7524] [2024-10-24 14:15:15,863 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7568] [2024-10-24 14:15:15,873 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7770] [2024-10-24 14:15:15,873 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7798] [2024-10-24 14:15:15,874 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7806] [2024-10-24 14:15:15,875 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7831] [2024-10-24 14:15:15,876 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7845] [2024-10-24 14:15:15,876 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7853] [2024-10-24 14:15:15,877 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7861] [2024-10-24 14:15:15,877 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7869] [2024-10-24 14:15:15,878 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7932] [2024-10-24 14:15:15,880 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7940] [2024-10-24 14:15:15,881 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7948] [2024-10-24 14:15:15,881 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7970] [2024-10-24 14:15:15,884 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8069] [2024-10-24 14:15:15,887 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8145] [2024-10-24 14:15:15,888 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8168] [2024-10-24 14:15:15,890 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8258] [2024-10-24 14:15:15,892 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8335] [2024-10-24 14:15:15,902 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8662] [2024-10-24 14:15:15,904 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8735] [2024-10-24 14:15:15,904 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8737] [2024-10-24 14:15:15,905 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8747] [2024-10-24 14:15:15,906 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8796] [2024-10-24 14:15:15,909 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8798] [2024-10-24 14:15:15,909 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8817] [2024-10-24 14:15:15,912 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] [2024-10-24 14:15:15,912 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] [2024-10-24 14:15:15,912 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] [2024-10-24 14:15:15,912 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] [2024-10-24 14:15:15,913 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] [2024-10-24 14:15:15,959 WARN L248 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] [2024-10-24 14:15:15,960 WARN L248 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] [2024-10-24 14:15:15,961 WARN L248 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] [2024-10-24 14:15:15,961 WARN L248 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] [2024-10-24 14:15:15,969 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 14:15:16,122 INFO L204 MainTranslator]: Completed translation [2024-10-24 14:15:16,123 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:15:16 WrapperNode [2024-10-24 14:15:16,123 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 14:15:16,124 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 14:15:16,124 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 14:15:16,124 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 14:15:16,130 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:15:16" (1/1) ... [2024-10-24 14:15:16,192 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:15:16" (1/1) ... [2024-10-24 14:15:16,350 INFO L138 Inliner]: procedures = 427, calls = 1839, calls flagged for inlining = 206, calls inlined = 187, statements flattened = 5237 [2024-10-24 14:15:16,350 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 14:15:16,351 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 14:15:16,352 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 14:15:16,352 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 14:15:16,362 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:15:16" (1/1) ... [2024-10-24 14:15:16,362 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:15:16" (1/1) ... [2024-10-24 14:15:16,391 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:15:16" (1/1) ... [2024-10-24 14:15:16,982 INFO L175 MemorySlicer]: Split 713 memory accesses to 14 slices as follows [52, 8, 1, 5, 531, 2, 2, 88, 8, 1, 2, 4, 6, 3]. 74 percent of accesses are in the largest equivalence class. The 229 initializations are split as follows [40, 8, 0, 0, 81, 0, 0, 88, 8, 1, 2, 0, 0, 1]. The 121 writes are split as follows [0, 0, 0, 3, 115, 1, 1, 0, 0, 0, 0, 1, 0, 0]. [2024-10-24 14:15:16,984 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:15:16" (1/1) ... [2024-10-24 14:15:16,985 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:15:16" (1/1) ... [2024-10-24 14:15:17,056 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:15:16" (1/1) ... [2024-10-24 14:15:17,075 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:15:16" (1/1) ... [2024-10-24 14:15:17,095 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:15:16" (1/1) ... [2024-10-24 14:15:17,114 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:15:16" (1/1) ... [2024-10-24 14:15:17,142 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 14:15:17,144 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 14:15:17,144 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 14:15:17,144 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 14:15:17,145 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:15:16" (1/1) ... [2024-10-24 14:15:17,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 14:15:17,158 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 14:15:17,171 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-24 14:15:17,173 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-24 14:15:17,210 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2024-10-24 14:15:17,210 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2024-10-24 14:15:17,210 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-10-24 14:15:17,210 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-10-24 14:15:17,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-10-24 14:15:17,211 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-10-24 14:15:17,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_82 [2024-10-24 14:15:17,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_82 [2024-10-24 14:15:17,211 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-10-24 14:15:17,211 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-10-24 14:15:17,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-24 14:15:17,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-24 14:15:17,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rr_driver_exit_13_2 [2024-10-24 14:15:17,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rr_driver_exit_13_2 [2024-10-24 14:15:17,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_rr_private [2024-10-24 14:15:17,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_rr_private [2024-10-24 14:15:17,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-10-24 14:15:17,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-10-24 14:15:17,212 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-10-24 14:15:17,212 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-10-24 14:15:17,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-10-24 14:15:17,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-10-24 14:15:17,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-10-24 14:15:17,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-10-24 14:15:17,213 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-10-24 14:15:17,213 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-10-24 14:15:17,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-24 14:15:17,213 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2024-10-24 14:15:17,213 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2024-10-24 14:15:17,213 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-10-24 14:15:17,213 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-10-24 14:15:17,213 INFO L130 BoogieDeclarations]: Found specification of procedure set_rraddr [2024-10-24 14:15:17,213 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rraddr [2024-10-24 14:15:17,213 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-10-24 14:15:17,213 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-10-24 14:15:17,213 INFO L130 BoogieDeclarations]: Found specification of procedure rr_read_eeprom_word [2024-10-24 14:15:17,213 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_read_eeprom_word [2024-10-24 14:15:17,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-10-24 14:15:17,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-10-24 14:15:17,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-10-24 14:15:17,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-10-24 14:15:17,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-10-24 14:15:17,214 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-10-24 14:15:17,214 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-10-24 14:15:17,214 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-10-24 14:15:17,214 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-10-24 14:15:17,214 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-10-24 14:15:17,214 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-10-24 14:15:17,214 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-10-24 14:15:17,214 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-10-24 14:15:17,214 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-10-24 14:15:17,214 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2024-10-24 14:15:17,214 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2024-10-24 14:15:17,214 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-10-24 14:15:17,214 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-10-24 14:15:17,214 INFO L130 BoogieDeclarations]: Found specification of procedure rr_read_eeprom [2024-10-24 14:15:17,214 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_read_eeprom [2024-10-24 14:15:17,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-24 14:15:17,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-24 14:15:17,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-24 14:15:17,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-24 14:15:17,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-24 14:15:17,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-24 14:15:17,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-24 14:15:17,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-24 14:15:17,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-10-24 14:15:17,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-10-24 14:15:17,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-10-24 14:15:17,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-10-24 14:15:17,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-10-24 14:15:17,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-10-24 14:15:17,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-10-24 14:15:17,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-10-24 14:15:17,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-24 14:15:17,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-24 14:15:17,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-24 14:15:17,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-24 14:15:17,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-24 14:15:17,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-24 14:15:17,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-24 14:15:17,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-24 14:15:17,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-24 14:15:17,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-24 14:15:17,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-24 14:15:17,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-24 14:15:17,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-10-24 14:15:17,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-10-24 14:15:17,220 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-10-24 14:15:17,220 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-10-24 14:15:17,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-10-24 14:15:17,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-10-24 14:15:17,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-10-24 14:15:17,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-10-24 14:15:17,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-10-24 14:15:17,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-10-24 14:15:17,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-10-24 14:15:17,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-10-24 14:15:17,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-10-24 14:15:17,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-10-24 14:15:17,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-10-24 14:15:17,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-10-24 14:15:17,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-10-24 14:15:17,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-10-24 14:15:17,221 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-10-24 14:15:17,221 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-10-24 14:15:17,221 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-10-24 14:15:17,221 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-10-24 14:15:17,221 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-10-24 14:15:17,222 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-10-24 14:15:17,222 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-10-24 14:15:17,222 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-10-24 14:15:17,222 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-10-24 14:15:17,222 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-10-24 14:15:17,222 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-10-24 14:15:17,222 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-10-24 14:15:17,222 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-10-24 14:15:17,222 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-10-24 14:15:17,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-10-24 14:15:17,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-10-24 14:15:17,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-10-24 14:15:17,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-10-24 14:15:17,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-10-24 14:15:17,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-10-24 14:15:17,222 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-10-24 14:15:17,222 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-10-24 14:15:17,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-10-24 14:15:17,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-10-24 14:15:17,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-24 14:15:17,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-10-24 14:15:17,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-10-24 14:15:17,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 14:15:17,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-10-24 14:15:17,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-10-24 14:15:17,223 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-10-24 14:15:17,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-10-24 14:15:17,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-24 14:15:17,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-24 14:15:17,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-24 14:15:17,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-24 14:15:17,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-24 14:15:17,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-24 14:15:17,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-24 14:15:17,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-24 14:15:17,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-24 14:15:17,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-24 14:15:17,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-24 14:15:17,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-24 14:15:17,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-24 14:15:17,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-10-24 14:15:17,225 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-10-24 14:15:17,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-10-24 14:15:17,225 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2024-10-24 14:15:17,225 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2024-10-24 14:15:17,225 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-10-24 14:15:17,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-10-24 14:15:17,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_rr_private [2024-10-24 14:15:17,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_rr_private [2024-10-24 14:15:17,225 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2024-10-24 14:15:17,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2024-10-24 14:15:17,226 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-10-24 14:15:17,226 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-10-24 14:15:17,226 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-10-24 14:15:17,226 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-10-24 14:15:17,226 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-10-24 14:15:17,226 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-10-24 14:15:17,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-10-24 14:15:17,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-10-24 14:15:17,226 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2024-10-24 14:15:17,226 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2024-10-24 14:15:17,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 14:15:17,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 14:15:17,227 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2024-10-24 14:15:17,227 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2024-10-24 14:15:17,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-10-24 14:15:17,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-10-24 14:15:17,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-10-24 14:15:17,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-10-24 14:15:17,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-10-24 14:15:17,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-10-24 14:15:17,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-10-24 14:15:17,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-10-24 14:15:17,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-10-24 14:15:17,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-10-24 14:15:17,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-10-24 14:15:17,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-10-24 14:15:17,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-10-24 14:15:17,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-10-24 14:15:17,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-24 14:15:17,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-24 14:15:17,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-24 14:15:17,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-24 14:15:17,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-24 14:15:17,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-24 14:15:17,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-24 14:15:17,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-24 14:15:17,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-10-24 14:15:17,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-10-24 14:15:17,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-10-24 14:15:17,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-10-24 14:15:17,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-10-24 14:15:17,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-10-24 14:15:17,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-24 14:15:17,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-24 14:15:17,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-10-24 14:15:17,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-10-24 14:15:17,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-10-24 14:15:17,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-10-24 14:15:17,231 INFO L130 BoogieDeclarations]: Found specification of procedure rr_remove_one [2024-10-24 14:15:17,231 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_remove_one [2024-10-24 14:15:17,231 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-10-24 14:15:17,231 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-10-24 14:15:17,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-10-24 14:15:17,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-10-24 14:15:17,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-10-24 14:15:17,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-10-24 14:15:17,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-10-24 14:15:17,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-10-24 14:15:17,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-10-24 14:15:17,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-10-24 14:15:17,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-10-24 14:15:17,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-10-24 14:15:17,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-10-24 14:15:17,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-10-24 14:15:17,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-10-24 14:15:17,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-10-24 14:15:17,232 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-10-24 14:15:17,232 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-10-24 14:15:17,232 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-10-24 14:15:17,232 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-10-24 14:15:17,232 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-10-24 14:15:17,232 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-10-24 14:15:17,232 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-10-24 14:15:17,232 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-10-24 14:15:17,232 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-10-24 14:15:17,232 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-10-24 14:15:17,232 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-10-24 14:15:17,232 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-10-24 14:15:17,232 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-10-24 14:15:17,232 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-10-24 14:15:17,232 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-10-24 14:15:17,232 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-10-24 14:15:17,232 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2024-10-24 14:15:17,232 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2024-10-24 14:15:17,232 INFO L130 BoogieDeclarations]: Found specification of procedure rr_init1 [2024-10-24 14:15:17,232 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_init1 [2024-10-24 14:15:17,232 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-10-24 14:15:17,232 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-10-24 14:15:17,232 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2024-10-24 14:15:17,233 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2024-10-24 14:15:17,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-24 14:15:17,233 INFO L130 BoogieDeclarations]: Found specification of procedure rr_open [2024-10-24 14:15:17,233 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_open [2024-10-24 14:15:17,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-24 14:15:17,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-24 14:15:17,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-24 14:15:17,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-24 14:15:17,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-24 14:15:17,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-24 14:15:17,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-24 14:15:17,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-24 14:15:17,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-24 14:15:17,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-24 14:15:17,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-24 14:15:17,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-24 14:15:17,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-24 14:15:17,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-10-24 14:15:17,233 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-10-24 14:15:17,233 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-10-24 14:15:17,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-24 14:15:17,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-24 14:15:17,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-24 14:15:17,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-24 14:15:17,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-24 14:15:17,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-24 14:15:17,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-24 14:15:17,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-24 14:15:17,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-24 14:15:17,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-24 14:15:17,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-24 14:15:17,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-24 14:15:17,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-24 14:15:17,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-10-24 14:15:17,237 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-10-24 14:15:17,237 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-10-24 14:15:17,237 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-24 14:15:17,237 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-24 14:15:17,237 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-10-24 14:15:17,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-10-24 14:15:17,237 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-10-24 14:15:17,237 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-10-24 14:15:17,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-10-24 14:15:17,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-10-24 14:15:17,237 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-10-24 14:15:17,237 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-10-24 14:15:17,237 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-10-24 14:15:17,238 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-10-24 14:15:17,238 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-10-24 14:15:17,238 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-10-24 14:15:17,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-24 14:15:17,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-24 14:15:17,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-24 14:15:17,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-24 14:15:17,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-24 14:15:17,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-24 14:15:17,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-24 14:15:17,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-24 14:15:17,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-24 14:15:17,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-24 14:15:17,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-24 14:15:17,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-24 14:15:17,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-10-24 14:15:17,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-10-24 14:15:17,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-10-24 14:15:17,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-10-24 14:15:17,239 INFO L130 BoogieDeclarations]: Found specification of procedure rr_raz_tx [2024-10-24 14:15:17,239 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_raz_tx [2024-10-24 14:15:17,240 INFO L130 BoogieDeclarations]: Found specification of procedure rr_close [2024-10-24 14:15:17,240 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_close [2024-10-24 14:15:17,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-10-24 14:15:17,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-10-24 14:15:17,240 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-10-24 14:15:17,240 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-10-24 14:15:17,240 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-10-24 14:15:17,240 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-10-24 14:15:17,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-24 14:15:17,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-24 14:15:17,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-24 14:15:17,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-24 14:15:17,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-24 14:15:17,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-24 14:15:17,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-24 14:15:17,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-24 14:15:17,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-24 14:15:17,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-24 14:15:17,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-24 14:15:17,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-24 14:15:17,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-10-24 14:15:17,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-10-24 14:15:17,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-10-24 14:15:17,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-10-24 14:15:17,241 INFO L130 BoogieDeclarations]: Found specification of procedure rr_raz_rx [2024-10-24 14:15:17,242 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_raz_rx [2024-10-24 14:15:18,046 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 14:15:18,049 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 14:15:18,419 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-24 14:15:20,786 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-10-24 14:15:21,479 INFO L? ?]: Removed 2345 outVars from TransFormulas that were not future-live. [2024-10-24 14:15:21,479 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 14:15:21,737 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 14:15:21,738 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-24 14:15:21,738 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:15:21 BoogieIcfgContainer [2024-10-24 14:15:21,738 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 14:15:21,739 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 14:15:21,740 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 14:15:21,742 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 14:15:21,742 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 02:15:13" (1/3) ... [2024-10-24 14:15:21,743 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76528d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:15:21, skipping insertion in model container [2024-10-24 14:15:21,743 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:15:16" (2/3) ... [2024-10-24 14:15:21,743 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76528d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:15:21, skipping insertion in model container [2024-10-24 14:15:21,743 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:15:21" (3/3) ... [2024-10-24 14:15:21,744 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-hippi-rrunner.cil.i [2024-10-24 14:15:21,757 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 14:15:21,758 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-10-24 14:15:21,824 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 14:15:21,833 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;@38c39851, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 14:15:21,833 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-10-24 14:15:21,841 INFO L276 IsEmpty]: Start isEmpty. Operand has 1571 states, 947 states have (on average 1.3400211193241816) internal successors, (1269), 960 states have internal predecessors, (1269), 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) [2024-10-24 14:15:21,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-10-24 14:15:21,853 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:15:21,853 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-10-24 14:15:21,854 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-24 14:15:21,857 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:15:21,857 INFO L85 PathProgramCache]: Analyzing trace with hash 1355606199, now seen corresponding path program 1 times [2024-10-24 14:15:21,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:15:21,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882689038] [2024-10-24 14:15:21,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:15:21,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:15:22,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:22,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:22,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:22,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:22,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:22,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:15:22,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:22,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:22,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:22,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:15:22,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:22,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:22,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:22,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 14:15:22,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:22,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:22,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:22,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 14:15:22,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:22,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:22,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:22,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 14:15:22,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:22,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:22,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:22,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-24 14:15:22,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:22,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:22,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:22,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 14:15:22,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:22,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-24 14:15:22,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:22,452 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2024-10-24 14:15:22,452 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:15:22,453 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [882689038] [2024-10-24 14:15:22,453 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [882689038] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:15:22,453 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:15:22,453 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 14:15:22,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451536133] [2024-10-24 14:15:22,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:15:22,458 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 14:15:22,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:15:22,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 14:15:22,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 14:15:22,480 INFO L87 Difference]: Start difference. First operand has 1571 states, 947 states have (on average 1.3400211193241816) internal successors, (1269), 960 states have internal predecessors, (1269), 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 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 3 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2024-10-24 14:15:26,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:15:26,657 INFO L93 Difference]: Finished difference Result 4622 states and 7153 transitions. [2024-10-24 14:15:26,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 14:15:26,663 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 3 states have call successors, (12), 3 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 91 [2024-10-24 14:15:26,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:15:26,693 INFO L225 Difference]: With dead ends: 4622 [2024-10-24 14:15:26,694 INFO L226 Difference]: Without dead ends: 3056 [2024-10-24 14:15:26,707 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 14:15:26,709 INFO L432 NwaCegarLoop]: 1907 mSDtfsCounter, 2360 mSDsluCounter, 2167 mSDsCounter, 0 mSdLazyCounter, 2371 mSolverCounterSat, 1199 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2846 SdHoareTripleChecker+Valid, 4074 SdHoareTripleChecker+Invalid, 3570 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1199 IncrementalHoareTripleChecker+Valid, 2371 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2024-10-24 14:15:26,710 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2846 Valid, 4074 Invalid, 3570 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1199 Valid, 2371 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2024-10-24 14:15:26,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3056 states. [2024-10-24 14:15:26,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3056 to 3028. [2024-10-24 14:15:26,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3028 states, 1843 states have (on average 1.305480195333695) internal successors, (2406), 1868 states have internal predecessors, (2406), 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) [2024-10-24 14:15:26,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3028 states to 3028 states and 4490 transitions. [2024-10-24 14:15:26,950 INFO L78 Accepts]: Start accepts. Automaton has 3028 states and 4490 transitions. Word has length 91 [2024-10-24 14:15:26,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:15:26,952 INFO L471 AbstractCegarLoop]: Abstraction has 3028 states and 4490 transitions. [2024-10-24 14:15:26,952 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 3 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2024-10-24 14:15:26,952 INFO L276 IsEmpty]: Start isEmpty. Operand 3028 states and 4490 transitions. [2024-10-24 14:15:26,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-10-24 14:15:26,960 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:15:26,960 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-10-24 14:15:26,960 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 14:15:26,960 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-24 14:15:26,960 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:15:26,960 INFO L85 PathProgramCache]: Analyzing trace with hash 759119102, now seen corresponding path program 1 times [2024-10-24 14:15:26,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:15:26,961 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709054018] [2024-10-24 14:15:26,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:15:26,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:15:27,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:27,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:27,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:27,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:27,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:27,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:15:27,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:27,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:27,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:27,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:15:27,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:27,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:27,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:27,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 14:15:27,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:27,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:27,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:27,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 14:15:27,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:27,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:27,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:27,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 14:15:27,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:27,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:27,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:27,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-24 14:15:27,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:27,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:27,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:27,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 14:15:27,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:27,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-24 14:15:27,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:27,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 14:15:27,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:27,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-24 14:15:27,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:27,351 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2024-10-24 14:15:27,351 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:15:27,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709054018] [2024-10-24 14:15:27,351 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1709054018] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:15:27,351 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:15:27,352 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 14:15:27,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1446518411] [2024-10-24 14:15:27,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:15:27,353 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 14:15:27,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:15:27,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 14:15:27,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 14:15:27,354 INFO L87 Difference]: Start difference. First operand 3028 states and 4490 transitions. Second operand has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 states have internal predecessors, (29), 3 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-10-24 14:15:31,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:15:31,297 INFO L93 Difference]: Finished difference Result 8474 states and 12597 transitions. [2024-10-24 14:15:31,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 14:15:31,298 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 states have internal predecessors, (29), 3 states have call successors, (14), 3 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 98 [2024-10-24 14:15:31,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:15:31,328 INFO L225 Difference]: With dead ends: 8474 [2024-10-24 14:15:31,328 INFO L226 Difference]: Without dead ends: 5461 [2024-10-24 14:15:31,342 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 14:15:31,343 INFO L432 NwaCegarLoop]: 1662 mSDtfsCounter, 2009 mSDsluCounter, 2075 mSDsCounter, 0 mSdLazyCounter, 2254 mSolverCounterSat, 1246 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2406 SdHoareTripleChecker+Valid, 3737 SdHoareTripleChecker+Invalid, 3500 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1246 IncrementalHoareTripleChecker+Valid, 2254 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2024-10-24 14:15:31,343 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2406 Valid, 3737 Invalid, 3500 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1246 Valid, 2254 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2024-10-24 14:15:31,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5461 states. [2024-10-24 14:15:31,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5461 to 5389. [2024-10-24 14:15:31,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5389 states, 3250 states have (on average 1.3024615384615386) internal successors, (4233), 3300 states have internal predecessors, (4233), 1867 states have call successors, (1867), 274 states have call predecessors, (1867), 269 states have return successors, (1879), 1842 states have call predecessors, (1879), 1863 states have call successors, (1879) [2024-10-24 14:15:31,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5389 states to 5389 states and 7979 transitions. [2024-10-24 14:15:31,697 INFO L78 Accepts]: Start accepts. Automaton has 5389 states and 7979 transitions. Word has length 98 [2024-10-24 14:15:31,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:15:31,698 INFO L471 AbstractCegarLoop]: Abstraction has 5389 states and 7979 transitions. [2024-10-24 14:15:31,698 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 states have internal predecessors, (29), 3 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-10-24 14:15:31,698 INFO L276 IsEmpty]: Start isEmpty. Operand 5389 states and 7979 transitions. [2024-10-24 14:15:31,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-10-24 14:15:31,701 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:15:31,701 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-10-24 14:15:31,701 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-24 14:15:31,701 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-24 14:15:31,701 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:15:31,701 INFO L85 PathProgramCache]: Analyzing trace with hash -480642784, now seen corresponding path program 1 times [2024-10-24 14:15:31,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:15:31,702 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [41918407] [2024-10-24 14:15:31,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:15:31,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:15:31,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:31,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:31,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:31,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:31,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:31,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:15:31,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:31,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:31,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:31,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:15:31,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:31,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:31,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:31,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 14:15:31,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:31,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:31,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:31,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 14:15:31,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:31,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:31,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:31,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 14:15:31,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:31,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:31,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:31,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-24 14:15:31,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:31,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:31,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:31,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 14:15:31,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:31,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 14:15:31,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:31,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-24 14:15:31,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:31,992 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2024-10-24 14:15:31,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:15:31,994 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [41918407] [2024-10-24 14:15:31,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [41918407] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:15:31,994 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:15:31,994 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 14:15:31,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075470130] [2024-10-24 14:15:31,994 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:15:31,995 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 14:15:31,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:15:31,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 14:15:31,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 14:15:31,998 INFO L87 Difference]: Start difference. First operand 5389 states and 7979 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-10-24 14:15:35,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:15:35,608 INFO L93 Difference]: Finished difference Result 10741 states and 15933 transitions. [2024-10-24 14:15:35,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 14:15:35,608 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (15), 3 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 105 [2024-10-24 14:15:35,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:15:35,635 INFO L225 Difference]: With dead ends: 10741 [2024-10-24 14:15:35,635 INFO L226 Difference]: Without dead ends: 5367 [2024-10-24 14:15:35,650 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 14:15:35,651 INFO L432 NwaCegarLoop]: 1681 mSDtfsCounter, 1699 mSDsluCounter, 2048 mSDsCounter, 0 mSdLazyCounter, 2422 mSolverCounterSat, 936 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2110 SdHoareTripleChecker+Valid, 3729 SdHoareTripleChecker+Invalid, 3358 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 936 IncrementalHoareTripleChecker+Valid, 2422 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2024-10-24 14:15:35,651 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2110 Valid, 3729 Invalid, 3358 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [936 Valid, 2422 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2024-10-24 14:15:35,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5367 states. [2024-10-24 14:15:35,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5367 to 5287. [2024-10-24 14:15:35,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5287 states, 3162 states have (on average 1.2985452245414295) internal successors, (4106), 3212 states have internal predecessors, (4106), 1831 states have call successors, (1831), 296 states have call predecessors, (1831), 291 states have return successors, (1835), 1805 states have call predecessors, (1835), 1827 states have call successors, (1835) [2024-10-24 14:15:35,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5287 states to 5287 states and 7772 transitions. [2024-10-24 14:15:35,937 INFO L78 Accepts]: Start accepts. Automaton has 5287 states and 7772 transitions. Word has length 105 [2024-10-24 14:15:35,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:15:35,938 INFO L471 AbstractCegarLoop]: Abstraction has 5287 states and 7772 transitions. [2024-10-24 14:15:35,938 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-10-24 14:15:35,938 INFO L276 IsEmpty]: Start isEmpty. Operand 5287 states and 7772 transitions. [2024-10-24 14:15:35,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-10-24 14:15:35,944 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:15:35,944 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-10-24 14:15:35,945 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-24 14:15:35,945 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-24 14:15:35,945 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:15:35,946 INFO L85 PathProgramCache]: Analyzing trace with hash 144657194, now seen corresponding path program 1 times [2024-10-24 14:15:35,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:15:35,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1705234470] [2024-10-24 14:15:35,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:15:35,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:15:35,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:36,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:36,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:36,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:36,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:36,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:15:36,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:36,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:36,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:36,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:15:36,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:36,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:36,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:36,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 14:15:36,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:36,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:36,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:36,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 14:15:36,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:36,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:36,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:36,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 14:15:36,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:36,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:36,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:36,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-24 14:15:36,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:36,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:36,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:36,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 14:15:36,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:36,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-24 14:15:36,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:36,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-24 14:15:36,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:36,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-24 14:15:36,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:36,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:36,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:36,184 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2024-10-24 14:15:36,184 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:15:36,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1705234470] [2024-10-24 14:15:36,185 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1705234470] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:15:36,185 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:15:36,185 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 14:15:36,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186792659] [2024-10-24 14:15:36,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:15:36,186 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 14:15:36,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:15:36,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 14:15:36,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 14:15:36,188 INFO L87 Difference]: Start difference. First operand 5287 states and 7772 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-10-24 14:15:39,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:15:39,678 INFO L93 Difference]: Finished difference Result 14067 states and 20699 transitions. [2024-10-24 14:15:39,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 14:15:39,678 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (14), 3 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 115 [2024-10-24 14:15:39,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:15:39,719 INFO L225 Difference]: With dead ends: 14067 [2024-10-24 14:15:39,720 INFO L226 Difference]: Without dead ends: 8795 [2024-10-24 14:15:39,734 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 14:15:39,736 INFO L432 NwaCegarLoop]: 1644 mSDtfsCounter, 2120 mSDsluCounter, 2062 mSDsCounter, 0 mSdLazyCounter, 2258 mSolverCounterSat, 1266 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2540 SdHoareTripleChecker+Valid, 3706 SdHoareTripleChecker+Invalid, 3524 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1266 IncrementalHoareTripleChecker+Valid, 2258 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2024-10-24 14:15:39,737 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2540 Valid, 3706 Invalid, 3524 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1266 Valid, 2258 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2024-10-24 14:15:39,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8795 states. [2024-10-24 14:15:40,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8795 to 8684. [2024-10-24 14:15:40,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8684 states, 5196 states have (on average 1.291955350269438) internal successors, (6713), 5285 states have internal predecessors, (6713), 2997 states have call successors, (2997), 499 states have call predecessors, (2997), 488 states have return successors, (3009), 2940 states have call predecessors, (3009), 2993 states have call successors, (3009) [2024-10-24 14:15:40,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8684 states to 8684 states and 12719 transitions. [2024-10-24 14:15:40,115 INFO L78 Accepts]: Start accepts. Automaton has 8684 states and 12719 transitions. Word has length 115 [2024-10-24 14:15:40,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:15:40,116 INFO L471 AbstractCegarLoop]: Abstraction has 8684 states and 12719 transitions. [2024-10-24 14:15:40,116 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-10-24 14:15:40,116 INFO L276 IsEmpty]: Start isEmpty. Operand 8684 states and 12719 transitions. [2024-10-24 14:15:40,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-10-24 14:15:40,118 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:15:40,118 INFO L215 NwaCegarLoop]: trace histogram [8, 7, 7, 7, 7, 7, 7, 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] [2024-10-24 14:15:40,118 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-24 14:15:40,119 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-24 14:15:40,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:15:40,119 INFO L85 PathProgramCache]: Analyzing trace with hash -291993973, now seen corresponding path program 1 times [2024-10-24 14:15:40,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:15:40,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [524744202] [2024-10-24 14:15:40,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:15:40,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:15:40,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:40,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:40,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:40,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:40,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:40,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:15:40,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:40,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:40,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:40,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:15:40,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:40,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:40,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:40,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 14:15:40,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:40,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:40,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:40,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 14:15:40,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:40,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:40,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:40,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 14:15:40,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:40,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:40,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:40,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-24 14:15:40,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:40,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:40,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:40,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 14:15:40,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:40,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 14:15:40,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:40,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-24 14:15:40,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:40,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 14:15:40,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:40,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-24 14:15:40,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:40,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-24 14:15:40,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:40,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-24 14:15:40,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:40,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-24 14:15:40,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:40,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 14:15:40,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:40,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 14:15:40,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:40,354 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2024-10-24 14:15:40,354 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:15:40,354 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [524744202] [2024-10-24 14:15:40,354 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [524744202] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:15:40,354 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:15:40,354 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 14:15:40,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29130620] [2024-10-24 14:15:40,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:15:40,355 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 14:15:40,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:15:40,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 14:15:40,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-24 14:15:40,356 INFO L87 Difference]: Start difference. First operand 8684 states and 12719 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-10-24 14:15:46,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:15:46,214 INFO L93 Difference]: Finished difference Result 24901 states and 36709 transitions. [2024-10-24 14:15:46,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-24 14:15:46,215 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (21), 4 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 129 [2024-10-24 14:15:46,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:15:46,303 INFO L225 Difference]: With dead ends: 24901 [2024-10-24 14:15:46,303 INFO L226 Difference]: Without dead ends: 16232 [2024-10-24 14:15:46,342 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-10-24 14:15:46,343 INFO L432 NwaCegarLoop]: 2241 mSDtfsCounter, 2637 mSDsluCounter, 3209 mSDsCounter, 0 mSdLazyCounter, 3912 mSolverCounterSat, 2290 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3048 SdHoareTripleChecker+Valid, 5450 SdHoareTripleChecker+Invalid, 6202 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2290 IncrementalHoareTripleChecker+Valid, 3912 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-10-24 14:15:46,344 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3048 Valid, 5450 Invalid, 6202 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2290 Valid, 3912 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2024-10-24 14:15:46,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16232 states. [2024-10-24 14:15:47,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16232 to 15334. [2024-10-24 14:15:47,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15334 states, 9332 states have (on average 1.294899271324475) internal successors, (12084), 9514 states have internal predecessors, (12084), 5129 states have call successors, (5129), 889 states have call predecessors, (5129), 870 states have return successors, (5173), 5003 states have call predecessors, (5173), 5125 states have call successors, (5173) [2024-10-24 14:15:47,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15334 states to 15334 states and 22386 transitions. [2024-10-24 14:15:47,105 INFO L78 Accepts]: Start accepts. Automaton has 15334 states and 22386 transitions. Word has length 129 [2024-10-24 14:15:47,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:15:47,106 INFO L471 AbstractCegarLoop]: Abstraction has 15334 states and 22386 transitions. [2024-10-24 14:15:47,107 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-10-24 14:15:47,107 INFO L276 IsEmpty]: Start isEmpty. Operand 15334 states and 22386 transitions. [2024-10-24 14:15:47,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-10-24 14:15:47,109 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:15:47,109 INFO L215 NwaCegarLoop]: trace histogram [11, 7, 7, 7, 7, 7, 7, 4, 4, 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] [2024-10-24 14:15:47,110 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-24 14:15:47,110 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)] === [2024-10-24 14:15:47,110 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:15:47,110 INFO L85 PathProgramCache]: Analyzing trace with hash -1845826506, now seen corresponding path program 1 times [2024-10-24 14:15:47,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:15:47,111 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12868479] [2024-10-24 14:15:47,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:15:47,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:15:47,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:47,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:47,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:47,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:47,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:47,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:15:47,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:47,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:47,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:47,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:15:47,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:47,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:47,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:47,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 14:15:47,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:47,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:47,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:47,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 14:15:47,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:47,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:47,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:47,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 14:15:47,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:47,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:47,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:47,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-24 14:15:47,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:47,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:47,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:47,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 14:15:47,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:47,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-24 14:15:47,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:47,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-24 14:15:47,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:47,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-24 14:15:47,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:47,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 14:15:47,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:47,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:47,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:47,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-24 14:15:47,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:47,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 14:15:47,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:47,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 14:15:47,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:47,345 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2024-10-24 14:15:47,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:15:47,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12868479] [2024-10-24 14:15:47,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12868479] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:15:47,346 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:15:47,346 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 14:15:47,346 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487443701] [2024-10-24 14:15:47,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:15:47,351 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 14:15:47,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:15:47,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 14:15:47,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 14:15:47,351 INFO L87 Difference]: Start difference. First operand 15334 states and 22386 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2024-10-24 14:15:51,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:15:51,411 INFO L93 Difference]: Finished difference Result 44462 states and 65144 transitions. [2024-10-24 14:15:51,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 14:15:51,412 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (19), 3 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 134 [2024-10-24 14:15:51,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:15:51,569 INFO L225 Difference]: With dead ends: 44462 [2024-10-24 14:15:51,569 INFO L226 Difference]: Without dead ends: 29672 [2024-10-24 14:15:51,636 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 14:15:51,638 INFO L432 NwaCegarLoop]: 2586 mSDtfsCounter, 2221 mSDsluCounter, 2525 mSDsCounter, 0 mSdLazyCounter, 2807 mSolverCounterSat, 953 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2701 SdHoareTripleChecker+Valid, 5111 SdHoareTripleChecker+Invalid, 3760 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 953 IncrementalHoareTripleChecker+Valid, 2807 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2024-10-24 14:15:51,638 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2701 Valid, 5111 Invalid, 3760 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [953 Valid, 2807 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2024-10-24 14:15:51,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29672 states. [2024-10-24 14:15:52,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29672 to 29400. [2024-10-24 14:15:52,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29400 states, 17973 states have (on average 1.2932732431981306) internal successors, (23244), 18277 states have internal predecessors, (23244), 9776 states have call successors, (9776), 1677 states have call predecessors, (9776), 1648 states have return successors, (9868), 9590 states have call predecessors, (9868), 9772 states have call successors, (9868) [2024-10-24 14:15:53,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29400 states to 29400 states and 42888 transitions. [2024-10-24 14:15:53,045 INFO L78 Accepts]: Start accepts. Automaton has 29400 states and 42888 transitions. Word has length 134 [2024-10-24 14:15:53,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:15:53,046 INFO L471 AbstractCegarLoop]: Abstraction has 29400 states and 42888 transitions. [2024-10-24 14:15:53,046 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2024-10-24 14:15:53,046 INFO L276 IsEmpty]: Start isEmpty. Operand 29400 states and 42888 transitions. [2024-10-24 14:15:53,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-10-24 14:15:53,048 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:15:53,048 INFO L215 NwaCegarLoop]: trace histogram [11, 7, 7, 7, 7, 7, 7, 4, 4, 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] [2024-10-24 14:15:53,048 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-24 14:15:53,048 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)] === [2024-10-24 14:15:53,049 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:15:53,049 INFO L85 PathProgramCache]: Analyzing trace with hash -1626971788, now seen corresponding path program 1 times [2024-10-24 14:15:53,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:15:53,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799808418] [2024-10-24 14:15:53,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:15:53,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:15:53,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:53,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:53,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:53,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:53,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:53,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:15:53,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:53,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:53,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:53,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:15:53,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:53,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:53,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:53,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 14:15:53,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:53,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:53,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:53,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 14:15:53,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:53,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:53,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:53,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 14:15:53,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:53,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:53,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:53,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-24 14:15:53,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:53,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:53,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:53,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 14:15:53,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:53,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-24 14:15:53,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:53,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-24 14:15:53,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:53,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-24 14:15:53,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:53,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 14:15:53,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:53,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:53,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:53,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-24 14:15:53,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:53,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 14:15:53,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:53,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 14:15:53,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:53,620 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2024-10-24 14:15:53,620 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:15:53,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799808418] [2024-10-24 14:15:53,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [799808418] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:15:53,621 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:15:53,621 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-24 14:15:53,621 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411955602] [2024-10-24 14:15:53,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:15:53,621 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-24 14:15:53,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:15:53,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-24 14:15:53,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-24 14:15:53,623 INFO L87 Difference]: Start difference. First operand 29400 states and 42888 transitions. Second operand has 6 states, 6 states have (on average 6.5) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-10-24 14:15:57,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:15:57,698 INFO L93 Difference]: Finished difference Result 29674 states and 43438 transitions. [2024-10-24 14:15:57,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-24 14:15:57,699 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (18), 4 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 134 [2024-10-24 14:15:57,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:15:57,822 INFO L225 Difference]: With dead ends: 29674 [2024-10-24 14:15:57,823 INFO L226 Difference]: Without dead ends: 29672 [2024-10-24 14:15:57,841 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-10-24 14:15:57,841 INFO L432 NwaCegarLoop]: 1638 mSDtfsCounter, 1983 mSDsluCounter, 3364 mSDsCounter, 0 mSdLazyCounter, 3274 mSolverCounterSat, 914 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2350 SdHoareTripleChecker+Valid, 5002 SdHoareTripleChecker+Invalid, 4188 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 914 IncrementalHoareTripleChecker+Valid, 3274 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2024-10-24 14:15:57,841 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2350 Valid, 5002 Invalid, 4188 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [914 Valid, 3274 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2024-10-24 14:15:57,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29672 states. [2024-10-24 14:15:58,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29672 to 29404. [2024-10-24 14:15:59,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29404 states, 17976 states have (on average 1.2932242990654206) internal successors, (23247), 18280 states have internal predecessors, (23247), 9776 states have call successors, (9776), 1678 states have call predecessors, (9776), 1649 states have return successors, (9868), 9590 states have call predecessors, (9868), 9772 states have call successors, (9868) [2024-10-24 14:15:59,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29404 states to 29404 states and 42891 transitions. [2024-10-24 14:15:59,148 INFO L78 Accepts]: Start accepts. Automaton has 29404 states and 42891 transitions. Word has length 134 [2024-10-24 14:15:59,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:15:59,149 INFO L471 AbstractCegarLoop]: Abstraction has 29404 states and 42891 transitions. [2024-10-24 14:15:59,149 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-10-24 14:15:59,149 INFO L276 IsEmpty]: Start isEmpty. Operand 29404 states and 42891 transitions. [2024-10-24 14:15:59,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-10-24 14:15:59,151 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:15:59,151 INFO L215 NwaCegarLoop]: trace histogram [11, 7, 7, 7, 7, 7, 7, 5, 5, 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] [2024-10-24 14:15:59,151 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-24 14:15:59,151 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-24 14:15:59,152 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:15:59,152 INFO L85 PathProgramCache]: Analyzing trace with hash 1677094759, now seen corresponding path program 1 times [2024-10-24 14:15:59,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:15:59,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425143212] [2024-10-24 14:15:59,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:15:59,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:15:59,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:59,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:59,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:59,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:59,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:59,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:15:59,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:59,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:59,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:59,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:15:59,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:59,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:59,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:59,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 14:15:59,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:59,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:59,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:59,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 14:15:59,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:59,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:59,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:59,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 14:15:59,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:59,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:59,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:59,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-24 14:15:59,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:59,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:59,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:59,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 14:15:59,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:59,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-24 14:15:59,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:59,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-24 14:15:59,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:59,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-24 14:15:59,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:59,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 14:15:59,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:59,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:59,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:59,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-24 14:15:59,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:59,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 14:15:59,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:59,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 14:15:59,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:59,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-24 14:15:59,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:59,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:59,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:59,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 14:15:59,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:59,344 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2024-10-24 14:15:59,344 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:15:59,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425143212] [2024-10-24 14:15:59,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425143212] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:15:59,344 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:15:59,344 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 14:15:59,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35318726] [2024-10-24 14:15:59,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:15:59,345 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 14:15:59,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:15:59,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 14:15:59,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-24 14:15:59,346 INFO L87 Difference]: Start difference. First operand 29404 states and 42891 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-10-24 14:16:07,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:16:07,652 INFO L93 Difference]: Finished difference Result 72773 states and 106486 transitions. [2024-10-24 14:16:07,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-24 14:16:07,653 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 142 [2024-10-24 14:16:07,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:16:07,837 INFO L225 Difference]: With dead ends: 72773 [2024-10-24 14:16:07,837 INFO L226 Difference]: Without dead ends: 43913 [2024-10-24 14:16:07,924 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-10-24 14:16:07,926 INFO L432 NwaCegarLoop]: 1813 mSDtfsCounter, 2449 mSDsluCounter, 2696 mSDsCounter, 0 mSdLazyCounter, 5871 mSolverCounterSat, 1986 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2849 SdHoareTripleChecker+Valid, 4509 SdHoareTripleChecker+Invalid, 7857 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1986 IncrementalHoareTripleChecker+Valid, 5871 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2024-10-24 14:16:07,926 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2849 Valid, 4509 Invalid, 7857 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1986 Valid, 5871 Invalid, 0 Unknown, 0 Unchecked, 5.7s Time] [2024-10-24 14:16:07,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43913 states. [2024-10-24 14:16:10,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43913 to 43486. [2024-10-24 14:16:10,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43486 states, 26633 states have (on average 1.2924942740209515) internal successors, (34423), 27059 states have internal predecessors, (34423), 14423 states have call successors, (14423), 2466 states have call predecessors, (14423), 2427 states have return successors, (14563), 14177 states have call predecessors, (14563), 14419 states have call successors, (14563) [2024-10-24 14:16:11,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43486 states to 43486 states and 63409 transitions. [2024-10-24 14:16:11,101 INFO L78 Accepts]: Start accepts. Automaton has 43486 states and 63409 transitions. Word has length 142 [2024-10-24 14:16:11,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:16:11,102 INFO L471 AbstractCegarLoop]: Abstraction has 43486 states and 63409 transitions. [2024-10-24 14:16:11,103 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-10-24 14:16:11,103 INFO L276 IsEmpty]: Start isEmpty. Operand 43486 states and 63409 transitions. [2024-10-24 14:16:11,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-10-24 14:16:11,114 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:16:11,114 INFO L215 NwaCegarLoop]: trace histogram [11, 7, 7, 7, 7, 7, 7, 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] [2024-10-24 14:16:11,114 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-24 14:16:11,114 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-24 14:16:11,115 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:16:11,115 INFO L85 PathProgramCache]: Analyzing trace with hash -227567967, now seen corresponding path program 1 times [2024-10-24 14:16:11,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:16:11,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [743741888] [2024-10-24 14:16:11,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:16:11,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:16:11,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:11,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:11,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:11,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:11,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:11,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:16:11,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:11,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:11,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:11,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:16:11,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:11,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:11,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:11,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 14:16:11,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:11,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:11,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:11,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 14:16:11,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:11,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:11,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:11,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 14:16:11,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:11,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:11,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:11,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-24 14:16:11,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:11,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:11,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:11,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 14:16:11,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:11,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-24 14:16:11,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:11,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-24 14:16:11,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:11,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-24 14:16:11,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:11,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 14:16:11,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:11,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:11,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:11,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-24 14:16:11,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:11,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 14:16:11,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:11,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 14:16:11,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:11,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-24 14:16:11,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:11,599 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2024-10-24 14:16:11,599 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:16:11,599 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [743741888] [2024-10-24 14:16:11,599 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [743741888] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:16:11,600 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:16:11,600 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-24 14:16:11,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1830679969] [2024-10-24 14:16:11,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:16:11,601 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-24 14:16:11,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:16:11,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-24 14:16:11,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-24 14:16:11,601 INFO L87 Difference]: Start difference. First operand 43486 states and 63409 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-10-24 14:16:16,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:16:16,882 INFO L93 Difference]: Finished difference Result 43890 states and 64222 transitions. [2024-10-24 14:16:16,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-24 14:16:16,882 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 139 [2024-10-24 14:16:16,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:16:17,050 INFO L225 Difference]: With dead ends: 43890 [2024-10-24 14:16:17,051 INFO L226 Difference]: Without dead ends: 43888 [2024-10-24 14:16:17,072 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-10-24 14:16:17,074 INFO L432 NwaCegarLoop]: 1638 mSDtfsCounter, 1977 mSDsluCounter, 3364 mSDsCounter, 0 mSdLazyCounter, 3279 mSolverCounterSat, 913 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2344 SdHoareTripleChecker+Valid, 5002 SdHoareTripleChecker+Invalid, 4192 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 913 IncrementalHoareTripleChecker+Valid, 3279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2024-10-24 14:16:17,074 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2344 Valid, 5002 Invalid, 4192 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [913 Valid, 3279 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2024-10-24 14:16:17,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43888 states. [2024-10-24 14:16:20,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43888 to 43490. [2024-10-24 14:16:20,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43490 states, 26636 states have (on average 1.2924613305301096) internal successors, (34426), 27062 states have internal predecessors, (34426), 14423 states have call successors, (14423), 2467 states have call predecessors, (14423), 2428 states have return successors, (14563), 14177 states have call predecessors, (14563), 14419 states have call successors, (14563) [2024-10-24 14:16:20,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43490 states to 43490 states and 63412 transitions. [2024-10-24 14:16:20,498 INFO L78 Accepts]: Start accepts. Automaton has 43490 states and 63412 transitions. Word has length 139 [2024-10-24 14:16:20,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:16:20,501 INFO L471 AbstractCegarLoop]: Abstraction has 43490 states and 63412 transitions. [2024-10-24 14:16:20,503 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-10-24 14:16:20,503 INFO L276 IsEmpty]: Start isEmpty. Operand 43490 states and 63412 transitions. [2024-10-24 14:16:20,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-10-24 14:16:20,511 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:16:20,511 INFO L215 NwaCegarLoop]: trace histogram [11, 7, 7, 7, 7, 7, 7, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 14:16:20,512 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-24 14:16:20,512 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-24 14:16:20,512 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:16:20,512 INFO L85 PathProgramCache]: Analyzing trace with hash 375827796, now seen corresponding path program 1 times [2024-10-24 14:16:20,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:16:20,513 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715449331] [2024-10-24 14:16:20,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:16:20,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:16:20,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:20,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:20,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:20,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:20,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:20,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:16:20,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:20,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:20,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:20,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:16:20,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:20,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:20,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:20,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 14:16:20,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:20,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:20,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:20,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 14:16:20,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:20,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:20,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:20,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 14:16:20,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:20,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:20,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:20,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-24 14:16:20,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:20,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:20,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:20,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 14:16:20,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:20,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-24 14:16:20,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:20,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-24 14:16:20,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:20,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-24 14:16:20,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:20,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 14:16:20,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:20,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:20,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:20,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-24 14:16:20,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:20,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 14:16:20,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:21,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 14:16:21,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:21,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-24 14:16:21,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:21,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-24 14:16:21,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:21,027 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2024-10-24 14:16:21,030 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:16:21,030 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715449331] [2024-10-24 14:16:21,030 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [715449331] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:16:21,030 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:16:21,030 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-24 14:16:21,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220877812] [2024-10-24 14:16:21,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:16:21,031 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-24 14:16:21,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:16:21,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-24 14:16:21,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-24 14:16:21,032 INFO L87 Difference]: Start difference. First operand 43490 states and 63412 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-10-24 14:16:26,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:16:26,678 INFO L93 Difference]: Finished difference Result 43894 states and 64225 transitions. [2024-10-24 14:16:26,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-24 14:16:26,679 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 144 [2024-10-24 14:16:26,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:16:26,819 INFO L225 Difference]: With dead ends: 43894 [2024-10-24 14:16:26,819 INFO L226 Difference]: Without dead ends: 43892 [2024-10-24 14:16:26,833 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-10-24 14:16:26,835 INFO L432 NwaCegarLoop]: 1638 mSDtfsCounter, 1977 mSDsluCounter, 3364 mSDsCounter, 0 mSdLazyCounter, 3279 mSolverCounterSat, 912 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2344 SdHoareTripleChecker+Valid, 5002 SdHoareTripleChecker+Invalid, 4191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 912 IncrementalHoareTripleChecker+Valid, 3279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2024-10-24 14:16:26,835 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2344 Valid, 5002 Invalid, 4191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [912 Valid, 3279 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2024-10-24 14:16:26,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43892 states. [2024-10-24 14:16:29,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43892 to 43494. [2024-10-24 14:16:29,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43494 states, 26639 states have (on average 1.2924283944592514) internal successors, (34429), 27065 states have internal predecessors, (34429), 14423 states have call successors, (14423), 2468 states have call predecessors, (14423), 2429 states have return successors, (14563), 14177 states have call predecessors, (14563), 14419 states have call successors, (14563) [2024-10-24 14:16:29,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43494 states to 43494 states and 63415 transitions. [2024-10-24 14:16:29,544 INFO L78 Accepts]: Start accepts. Automaton has 43494 states and 63415 transitions. Word has length 144 [2024-10-24 14:16:29,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:16:29,545 INFO L471 AbstractCegarLoop]: Abstraction has 43494 states and 63415 transitions. [2024-10-24 14:16:29,545 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-10-24 14:16:29,545 INFO L276 IsEmpty]: Start isEmpty. Operand 43494 states and 63415 transitions. [2024-10-24 14:16:29,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-10-24 14:16:29,547 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:16:29,548 INFO L215 NwaCegarLoop]: trace histogram [9, 7, 7, 7, 7, 7, 7, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 14:16:29,548 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-24 14:16:29,548 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-24 14:16:29,552 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:16:29,552 INFO L85 PathProgramCache]: Analyzing trace with hash 1921719410, now seen corresponding path program 1 times [2024-10-24 14:16:29,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:16:29,552 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213659653] [2024-10-24 14:16:29,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:16:29,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:16:29,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:29,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:29,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:29,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:29,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:29,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:16:29,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:29,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:29,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:29,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:16:29,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:29,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:29,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:29,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 14:16:29,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:29,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:29,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:29,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 14:16:29,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:29,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:29,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:29,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 14:16:29,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:29,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:29,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:29,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-24 14:16:29,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:29,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:29,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:29,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 14:16:29,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:29,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-24 14:16:29,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:29,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-24 14:16:29,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:29,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 14:16:29,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:29,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-24 14:16:29,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:29,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-24 14:16:29,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:29,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 14:16:29,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:29,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-24 14:16:29,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:29,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-24 14:16:29,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:29,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 14:16:29,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:29,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-24 14:16:29,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:29,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-24 14:16:29,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:29,742 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2024-10-24 14:16:29,743 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:16:29,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213659653] [2024-10-24 14:16:29,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [213659653] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:16:29,743 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:16:29,743 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 14:16:29,743 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [197896929] [2024-10-24 14:16:29,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:16:29,743 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 14:16:29,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:16:29,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 14:16:29,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-24 14:16:29,744 INFO L87 Difference]: Start difference. First operand 43494 states and 63415 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20)