./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-hippi-rrunner.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-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-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 04:19:59,752 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 04:19:59,809 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-19 04:19:59,812 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 04:19:59,813 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 04:19:59,838 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 04:19:59,840 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 04:19:59,840 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 04:19:59,841 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 04:19:59,842 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 04:19:59,842 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 04:19:59,843 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 04:19:59,843 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 04:19:59,845 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 04:19:59,845 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 04:19:59,845 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 04:19:59,845 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 04:19:59,846 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 04:19:59,846 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 04:19:59,846 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 04:19:59,847 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 04:19:59,849 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 04:19:59,849 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 04:19:59,850 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 04:19:59,850 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 04:19:59,850 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 04:19:59,850 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 04:19:59,851 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 04:19:59,851 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 04:19:59,851 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 04:19:59,851 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 04:19:59,851 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 04:19:59,852 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 04:19:59,852 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 04:19:59,852 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 04:19:59,852 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 04:19:59,852 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 04:19:59,853 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 04:19:59,853 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 04:19:59,853 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10193951df4eb6f67d99eaaa8758acfa57b6461ca38071389a41cbdc5c585dfb [2024-11-19 04:20:00,049 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 04:20:00,068 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 04:20:00,071 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 04:20:00,072 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 04:20:00,072 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 04:20:00,073 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-hippi-rrunner.cil.i [2024-11-19 04:20:01,330 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 04:20:01,769 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 04:20:01,770 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 [2024-11-19 04:20:01,812 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fa39969a/d1f51bb30e0c4241867150838b254234/FLAG9135c2f50 [2024-11-19 04:20:01,897 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fa39969a/d1f51bb30e0c4241867150838b254234 [2024-11-19 04:20:01,899 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 04:20:01,902 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 04:20:01,904 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 04:20:01,905 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 04:20:01,909 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 04:20:01,910 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:20:01" (1/1) ... [2024-11-19 04:20:01,910 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4eb60393 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:01, skipping insertion in model container [2024-11-19 04:20:01,912 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:20:01" (1/1) ... [2024-11-19 04:20:02,024 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 04:20:03,859 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-hippi-rrunner.cil.i[341176,341189] [2024-11-19 04:20:03,862 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-hippi-rrunner.cil.i[341345,341358] [2024-11-19 04:20:03,862 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-hippi-rrunner.cil.i[341512,341525] [2024-11-19 04:20:03,863 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-hippi-rrunner.cil.i[341680,341693] [2024-11-19 04:20:03,926 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 04:20:03,962 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 04:20:04,028 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] [2024-11-19 04:20:04,030 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] [2024-11-19 04:20:04,031 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5905] [2024-11-19 04:20:04,033 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] [2024-11-19 04:20:04,033 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] [2024-11-19 04:20:04,034 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [5982] [2024-11-19 04:20:04,037 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6078] [2024-11-19 04:20:04,037 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6085] [2024-11-19 04:20:04,041 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] [2024-11-19 04:20:04,044 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] [2024-11-19 04:20:04,046 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] [2024-11-19 04:20:04,046 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] [2024-11-19 04:20:04,061 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6852] [2024-11-19 04:20:04,062 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6864] [2024-11-19 04:20:04,062 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6877] [2024-11-19 04:20:04,074 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7146] [2024-11-19 04:20:04,074 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7149] [2024-11-19 04:20:04,077 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7218] [2024-11-19 04:20:04,078 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7221] [2024-11-19 04:20:04,079 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7224] [2024-11-19 04:20:04,079 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7247] [2024-11-19 04:20:04,080 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7254] [2024-11-19 04:20:04,080 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7257] [2024-11-19 04:20:04,080 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7269] [2024-11-19 04:20:04,081 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7316] [2024-11-19 04:20:04,082 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7323] [2024-11-19 04:20:04,082 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7332] [2024-11-19 04:20:04,082 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7344] [2024-11-19 04:20:04,083 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7372] [2024-11-19 04:20:04,085 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7450] [2024-11-19 04:20:04,087 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7521] [2024-11-19 04:20:04,087 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7524] [2024-11-19 04:20:04,089 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7568] [2024-11-19 04:20:04,094 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7770] [2024-11-19 04:20:04,095 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7798] [2024-11-19 04:20:04,095 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7806] [2024-11-19 04:20:04,096 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7831] [2024-11-19 04:20:04,096 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7845] [2024-11-19 04:20:04,097 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7853] [2024-11-19 04:20:04,097 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7861] [2024-11-19 04:20:04,097 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7869] [2024-11-19 04:20:04,099 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7932] [2024-11-19 04:20:04,100 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7940] [2024-11-19 04:20:04,101 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7948] [2024-11-19 04:20:04,102 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7970] [2024-11-19 04:20:04,105 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8069] [2024-11-19 04:20:04,106 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8145] [2024-11-19 04:20:04,107 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8168] [2024-11-19 04:20:04,109 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8258] [2024-11-19 04:20:04,112 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8335] [2024-11-19 04:20:04,126 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8662] [2024-11-19 04:20:04,127 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8735] [2024-11-19 04:20:04,127 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8737] [2024-11-19 04:20:04,127 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8747] [2024-11-19 04:20:04,132 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8796] [2024-11-19 04:20:04,133 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8798] [2024-11-19 04:20:04,133 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8817] [2024-11-19 04:20:04,136 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] [2024-11-19 04:20:04,136 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] [2024-11-19 04:20:04,137 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] [2024-11-19 04:20:04,137 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] [2024-11-19 04:20:04,137 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] [2024-11-19 04:20:04,227 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-hippi-rrunner.cil.i[341176,341189] [2024-11-19 04:20:04,229 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-hippi-rrunner.cil.i[341345,341358] [2024-11-19 04:20:04,229 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-hippi-rrunner.cil.i[341512,341525] [2024-11-19 04:20:04,229 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-hippi-rrunner.cil.i[341680,341693] [2024-11-19 04:20:04,236 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 04:20:04,329 INFO L204 MainTranslator]: Completed translation [2024-11-19 04:20:04,330 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:04 WrapperNode [2024-11-19 04:20:04,330 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 04:20:04,331 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 04:20:04,331 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 04:20:04,331 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 04:20:04,336 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:04" (1/1) ... [2024-11-19 04:20:04,396 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:04" (1/1) ... [2024-11-19 04:20:04,571 INFO L138 Inliner]: procedures = 426, calls = 1839, calls flagged for inlining = 206, calls inlined = 187, statements flattened = 5242 [2024-11-19 04:20:04,572 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 04:20:04,573 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 04:20:04,573 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 04:20:04,573 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 04:20:04,582 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:04" (1/1) ... [2024-11-19 04:20:04,583 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:04" (1/1) ... [2024-11-19 04:20:04,603 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:04" (1/1) ... [2024-11-19 04:20:05,241 INFO L175 MemorySlicer]: Split 718 memory accesses to 14 slices as follows [533, 8, 6, 2, 54, 2, 1, 89, 5, 8, 1, 2, 4, 3]. 74 percent of accesses are in the largest equivalence class. The 48 initializations are split as follows [8, 8, 0, 0, 0, 0, 0, 20, 0, 8, 1, 2, 0, 1]. The 307 writes are split as follows [190, 0, 0, 1, 42, 1, 0, 69, 3, 0, 0, 0, 1, 0]. [2024-11-19 04:20:05,241 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:04" (1/1) ... [2024-11-19 04:20:05,241 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:04" (1/1) ... [2024-11-19 04:20:05,331 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:04" (1/1) ... [2024-11-19 04:20:05,353 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:04" (1/1) ... [2024-11-19 04:20:05,375 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:04" (1/1) ... [2024-11-19 04:20:05,398 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:04" (1/1) ... [2024-11-19 04:20:05,433 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 04:20:05,437 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 04:20:05,438 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 04:20:05,438 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 04:20:05,439 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:04" (1/1) ... [2024-11-19 04:20:05,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 04:20:05,452 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 04:20:05,470 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-19 04:20:05,473 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-19 04:20:05,510 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2024-11-19 04:20:05,511 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2024-11-19 04:20:05,511 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-19 04:20:05,511 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-19 04:20:05,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-19 04:20:05,511 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-19 04:20:05,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_82 [2024-11-19 04:20:05,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_82 [2024-11-19 04:20:05,512 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-19 04:20:05,512 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-19 04:20:05,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-19 04:20:05,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-19 04:20:05,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rr_driver_exit_13_2 [2024-11-19 04:20:05,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rr_driver_exit_13_2 [2024-11-19 04:20:05,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_rr_private [2024-11-19 04:20:05,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_rr_private [2024-11-19 04:20:05,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-19 04:20:05,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-19 04:20:05,514 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-19 04:20:05,514 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-19 04:20:05,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-19 04:20:05,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-19 04:20:05,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-19 04:20:05,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-19 04:20:05,514 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-11-19 04:20:05,515 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-11-19 04:20:05,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-19 04:20:05,515 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2024-11-19 04:20:05,515 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2024-11-19 04:20:05,515 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-19 04:20:05,515 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-19 04:20:05,515 INFO L130 BoogieDeclarations]: Found specification of procedure set_rraddr [2024-11-19 04:20:05,515 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rraddr [2024-11-19 04:20:05,515 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-19 04:20:05,515 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-19 04:20:05,516 INFO L130 BoogieDeclarations]: Found specification of procedure rr_read_eeprom_word [2024-11-19 04:20:05,516 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_read_eeprom_word [2024-11-19 04:20:05,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-19 04:20:05,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-19 04:20:05,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-19 04:20:05,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-19 04:20:05,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-19 04:20:05,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-19 04:20:05,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-19 04:20:05,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-19 04:20:05,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-19 04:20:05,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-19 04:20:05,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-19 04:20:05,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-19 04:20:05,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-19 04:20:05,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-19 04:20:05,517 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2024-11-19 04:20:05,517 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2024-11-19 04:20:05,517 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-19 04:20:05,517 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-19 04:20:05,517 INFO L130 BoogieDeclarations]: Found specification of procedure rr_read_eeprom [2024-11-19 04:20:05,518 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_read_eeprom [2024-11-19 04:20:05,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-19 04:20:05,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-19 04:20:05,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-19 04:20:05,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-19 04:20:05,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-19 04:20:05,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-19 04:20:05,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-19 04:20:05,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-19 04:20:05,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-19 04:20:05,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-19 04:20:05,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-19 04:20:05,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-19 04:20:05,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-19 04:20:05,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-19 04:20:05,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-19 04:20:05,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-19 04:20:05,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-19 04:20:05,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-19 04:20:05,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-19 04:20:05,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-19 04:20:05,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-19 04:20:05,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-19 04:20:05,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-19 04:20:05,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-19 04:20:05,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-19 04:20:05,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-19 04:20:05,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-19 04:20:05,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-19 04:20:05,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-19 04:20:05,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-19 04:20:05,523 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-19 04:20:05,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-19 04:20:05,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-19 04:20:05,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-19 04:20:05,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-19 04:20:05,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-19 04:20:05,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-19 04:20:05,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-19 04:20:05,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-19 04:20:05,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-19 04:20:05,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-19 04:20:05,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-19 04:20:05,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-19 04:20:05,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-19 04:20:05,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-19 04:20:05,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-19 04:20:05,525 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-19 04:20:05,526 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-19 04:20:05,526 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-19 04:20:05,526 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-19 04:20:05,526 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-19 04:20:05,526 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-19 04:20:05,526 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-19 04:20:05,526 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-19 04:20:05,526 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-19 04:20:05,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-19 04:20:05,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-19 04:20:05,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-19 04:20:05,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-19 04:20:05,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-19 04:20:05,527 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-11-19 04:20:05,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-11-19 04:20:05,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-19 04:20:05,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-19 04:20:05,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-19 04:20:05,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-19 04:20:05,528 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-11-19 04:20:05,528 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-11-19 04:20:05,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-19 04:20:05,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-19 04:20:05,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-19 04:20:05,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-19 04:20:05,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-19 04:20:05,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 04:20:05,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-19 04:20:05,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-19 04:20:05,569 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-19 04:20:05,569 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-19 04:20:05,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-19 04:20:05,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-19 04:20:05,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-19 04:20:05,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-19 04:20:05,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-19 04:20:05,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-19 04:20:05,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-19 04:20:05,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-19 04:20:05,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-19 04:20:05,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-19 04:20:05,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-19 04:20:05,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-19 04:20:05,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-19 04:20:05,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-19 04:20:05,569 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-19 04:20:05,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-19 04:20:05,569 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2024-11-19 04:20:05,569 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2024-11-19 04:20:05,569 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-19 04:20:05,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-19 04:20:05,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_rr_private [2024-11-19 04:20:05,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_rr_private [2024-11-19 04:20:05,570 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2024-11-19 04:20:05,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2024-11-19 04:20:05,570 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-11-19 04:20:05,570 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-11-19 04:20:05,570 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-19 04:20:05,570 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-19 04:20:05,570 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-19 04:20:05,570 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-19 04:20:05,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-19 04:20:05,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-19 04:20:05,570 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2024-11-19 04:20:05,570 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2024-11-19 04:20:05,570 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 04:20:05,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 04:20:05,570 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2024-11-19 04:20:05,570 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2024-11-19 04:20:05,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-19 04:20:05,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-19 04:20:05,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-19 04:20:05,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-19 04:20:05,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-19 04:20:05,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-19 04:20:05,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-19 04:20:05,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-19 04:20:05,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-19 04:20:05,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-19 04:20:05,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-19 04:20:05,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-19 04:20:05,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-19 04:20:05,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-19 04:20:05,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-19 04:20:05,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-19 04:20:05,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-19 04:20:05,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-19 04:20:05,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-19 04:20:05,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-19 04:20:05,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-19 04:20:05,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-19 04:20:05,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-19 04:20:05,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-19 04:20:05,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-19 04:20:05,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-19 04:20:05,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-19 04:20:05,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-19 04:20:05,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-19 04:20:05,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-19 04:20:05,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-19 04:20:05,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-19 04:20:05,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-11-19 04:20:05,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-11-19 04:20:05,575 INFO L130 BoogieDeclarations]: Found specification of procedure rr_remove_one [2024-11-19 04:20:05,575 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_remove_one [2024-11-19 04:20:05,575 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-11-19 04:20:05,575 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-11-19 04:20:05,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-19 04:20:05,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-19 04:20:05,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-19 04:20:05,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-19 04:20:05,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-19 04:20:05,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-19 04:20:05,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-19 04:20:05,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-19 04:20:05,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-19 04:20:05,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-19 04:20:05,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-19 04:20:05,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-19 04:20:05,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-19 04:20:05,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-19 04:20:05,581 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-19 04:20:05,581 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-19 04:20:05,581 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-19 04:20:05,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-19 04:20:05,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-19 04:20:05,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-19 04:20:05,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-19 04:20:05,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-19 04:20:05,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-19 04:20:05,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-19 04:20:05,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-19 04:20:05,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-19 04:20:05,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-19 04:20:05,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-19 04:20:05,582 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-19 04:20:05,582 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-19 04:20:05,582 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2024-11-19 04:20:05,582 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2024-11-19 04:20:05,582 INFO L130 BoogieDeclarations]: Found specification of procedure rr_init1 [2024-11-19 04:20:05,582 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_init1 [2024-11-19 04:20:05,582 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-19 04:20:05,582 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-19 04:20:05,582 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2024-11-19 04:20:05,582 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2024-11-19 04:20:05,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-19 04:20:05,582 INFO L130 BoogieDeclarations]: Found specification of procedure rr_open [2024-11-19 04:20:05,582 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_open [2024-11-19 04:20:05,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-19 04:20:05,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-19 04:20:05,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-19 04:20:05,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-19 04:20:05,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-19 04:20:05,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-19 04:20:05,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-19 04:20:05,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-19 04:20:05,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-19 04:20:05,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-19 04:20:05,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-19 04:20:05,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-19 04:20:05,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-19 04:20:05,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-19 04:20:05,583 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-11-19 04:20:05,583 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-11-19 04:20:05,583 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-11-19 04:20:05,583 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-11-19 04:20:05,583 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-19 04:20:05,583 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-19 04:20:05,583 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-19 04:20:05,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-19 04:20:05,583 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-19 04:20:05,583 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-19 04:20:05,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-19 04:20:05,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-19 04:20:05,584 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-19 04:20:05,584 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-19 04:20:05,584 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-19 04:20:05,584 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-19 04:20:05,584 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-19 04:20:05,584 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-19 04:20:05,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-19 04:20:05,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-19 04:20:05,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-19 04:20:05,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-19 04:20:05,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-19 04:20:05,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-19 04:20:05,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-19 04:20:05,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-19 04:20:05,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-19 04:20:05,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-19 04:20:05,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-19 04:20:05,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-19 04:20:05,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-19 04:20:05,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-19 04:20:05,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-19 04:20:05,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-19 04:20:05,584 INFO L130 BoogieDeclarations]: Found specification of procedure rr_raz_tx [2024-11-19 04:20:05,584 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_raz_tx [2024-11-19 04:20:05,585 INFO L130 BoogieDeclarations]: Found specification of procedure rr_close [2024-11-19 04:20:05,586 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_close [2024-11-19 04:20:05,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-19 04:20:05,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-19 04:20:05,586 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-11-19 04:20:05,586 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-11-19 04:20:05,586 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-11-19 04:20:05,586 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-11-19 04:20:05,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 04:20:05,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-19 04:20:05,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-19 04:20:05,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-19 04:20:05,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-19 04:20:05,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-19 04:20:05,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-19 04:20:05,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-19 04:20:05,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-19 04:20:05,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-19 04:20:05,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-19 04:20:05,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-19 04:20:05,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-19 04:20:05,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-19 04:20:05,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-19 04:20:05,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-19 04:20:05,587 INFO L130 BoogieDeclarations]: Found specification of procedure rr_raz_rx [2024-11-19 04:20:05,587 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_raz_rx [2024-11-19 04:20:06,181 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 04:20:06,183 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 04:20:06,487 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-19 04:20:14,724 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-19 04:20:15,490 INFO L? ?]: Removed 2345 outVars from TransFormulas that were not future-live. [2024-11-19 04:20:15,490 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 04:20:15,533 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 04:20:15,533 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-19 04:20:15,534 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:20:15 BoogieIcfgContainer [2024-11-19 04:20:15,534 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 04:20:15,535 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 04:20:15,535 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 04:20:15,540 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 04:20:15,540 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:20:01" (1/3) ... [2024-11-19 04:20:15,540 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71397478 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:20:15, skipping insertion in model container [2024-11-19 04:20:15,540 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:04" (2/3) ... [2024-11-19 04:20:15,541 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71397478 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:20:15, skipping insertion in model container [2024-11-19 04:20:15,541 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:20:15" (3/3) ... [2024-11-19 04:20:15,542 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-hippi-rrunner.cil.i [2024-11-19 04:20:15,555 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 04:20:15,557 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-11-19 04:20:15,647 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 04:20:15,652 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;@47766ba9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 04:20:15,653 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-19 04:20:15,663 INFO L276 IsEmpty]: Start isEmpty. Operand has 1841 states, 1217 states have (on average 1.2645850451930978) internal successors, (1539), 1230 states have internal predecessors, (1539), 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) [2024-11-19 04:20:15,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-19 04:20:15,679 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 04:20:15,680 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 04:20:15,681 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-19 04:20:15,686 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 04:20:15,686 INFO L85 PathProgramCache]: Analyzing trace with hash -78471679, now seen corresponding path program 1 times [2024-11-19 04:20:15,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 04:20:15,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480860844] [2024-11-19 04:20:15,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 04:20:15,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 04:20:19,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 04:20:19,559 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2024-11-19 04:20:19,559 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 04:20:19,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480860844] [2024-11-19 04:20:19,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480860844] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 04:20:19,560 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 04:20:19,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 04:20:19,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [439581584] [2024-11-19 04:20:19,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 04:20:19,574 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 04:20:19,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 04:20:19,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 04:20:19,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 04:20:19,601 INFO L87 Difference]: Start difference. First operand has 1841 states, 1217 states have (on average 1.2645850451930978) internal successors, (1539), 1230 states have internal predecessors, (1539), 550 states have call successors, (550), 72 states have call predecessors, (550), 71 states have return successors, (544), 543 states have call predecessors, (544), 544 states have call successors, (544) Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2024-11-19 04:20:23,651 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-19 04:20:24,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 04:20:24,536 INFO L93 Difference]: Finished difference Result 5382 states and 7876 transitions. [2024-11-19 04:20:24,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 04:20:24,538 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) Word has length 105 [2024-11-19 04:20:24,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 04:20:24,573 INFO L225 Difference]: With dead ends: 5382 [2024-11-19 04:20:24,573 INFO L226 Difference]: Without dead ends: 3550 [2024-11-19 04:20:24,587 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 04:20:24,592 INFO L432 NwaCegarLoop]: 2610 mSDtfsCounter, 2465 mSDsluCounter, 2540 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2465 SdHoareTripleChecker+Valid, 5150 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-19 04:20:24,592 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2465 Valid, 5150 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 26 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2024-11-19 04:20:24,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3550 states. [2024-11-19 04:20:24,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3550 to 3546. [2024-11-19 04:20:24,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3546 states, 2361 states have (on average 1.2384582803896653) internal successors, (2924), 2386 states have internal predecessors, (2924), 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) [2024-11-19 04:20:24,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3546 states to 3546 states and 5008 transitions. [2024-11-19 04:20:24,845 INFO L78 Accepts]: Start accepts. Automaton has 3546 states and 5008 transitions. Word has length 105 [2024-11-19 04:20:24,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 04:20:24,846 INFO L471 AbstractCegarLoop]: Abstraction has 3546 states and 5008 transitions. [2024-11-19 04:20:24,846 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2024-11-19 04:20:24,846 INFO L276 IsEmpty]: Start isEmpty. Operand 3546 states and 5008 transitions. [2024-11-19 04:20:24,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-19 04:20:24,852 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 04:20:24,852 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 04:20:24,852 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-19 04:20:24,852 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-19 04:20:24,852 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 04:20:24,853 INFO L85 PathProgramCache]: Analyzing trace with hash -1790035501, now seen corresponding path program 1 times [2024-11-19 04:20:24,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 04:20:24,853 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544545856] [2024-11-19 04:20:24,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 04:20:24,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 04:20:27,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 04:20:28,190 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2024-11-19 04:20:28,191 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 04:20:28,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544545856] [2024-11-19 04:20:28,192 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [544545856] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 04:20:28,192 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 04:20:28,192 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 04:20:28,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [720319037] [2024-11-19 04:20:28,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 04:20:28,194 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 04:20:28,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 04:20:28,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 04:20:28,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 04:20:28,195 INFO L87 Difference]: Start difference. First operand 3546 states and 5008 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-11-19 04:20:32,227 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-19 04:20:33,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 04:20:33,101 INFO L93 Difference]: Finished difference Result 9836 states and 13898 transitions. [2024-11-19 04:20:33,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 04:20:33,102 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 113 [2024-11-19 04:20:33,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 04:20:33,185 INFO L225 Difference]: With dead ends: 9836 [2024-11-19 04:20:33,185 INFO L226 Difference]: Without dead ends: 6309 [2024-11-19 04:20:33,196 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 04:20:33,197 INFO L432 NwaCegarLoop]: 2619 mSDtfsCounter, 2044 mSDsluCounter, 2508 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2044 SdHoareTripleChecker+Valid, 5127 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-19 04:20:33,197 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2044 Valid, 5127 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 22 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2024-11-19 04:20:33,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6309 states. [2024-11-19 04:20:33,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6309 to 6277. [2024-11-19 04:20:33,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6277 states, 4140 states have (on average 1.23743961352657) internal successors, (5123), 4188 states have internal predecessors, (5123), 1867 states have call successors, (1867), 274 states have call predecessors, (1867), 267 states have return successors, (1875), 1842 states have call predecessors, (1875), 1863 states have call successors, (1875) [2024-11-19 04:20:33,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6277 states to 6277 states and 8865 transitions. [2024-11-19 04:20:33,437 INFO L78 Accepts]: Start accepts. Automaton has 6277 states and 8865 transitions. Word has length 113 [2024-11-19 04:20:33,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 04:20:33,438 INFO L471 AbstractCegarLoop]: Abstraction has 6277 states and 8865 transitions. [2024-11-19 04:20:33,438 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-11-19 04:20:33,438 INFO L276 IsEmpty]: Start isEmpty. Operand 6277 states and 8865 transitions. [2024-11-19 04:20:33,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-19 04:20:33,443 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 04:20:33,443 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 04:20:33,443 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-19 04:20:33,443 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-19 04:20:33,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 04:20:33,444 INFO L85 PathProgramCache]: Analyzing trace with hash -169083559, now seen corresponding path program 1 times [2024-11-19 04:20:33,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 04:20:33,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642014783] [2024-11-19 04:20:33,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 04:20:33,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 04:20:36,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 04:20:36,694 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2024-11-19 04:20:36,694 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 04:20:36,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642014783] [2024-11-19 04:20:36,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1642014783] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 04:20:36,694 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 04:20:36,694 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 04:20:36,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482294180] [2024-11-19 04:20:36,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 04:20:36,695 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 04:20:36,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 04:20:36,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 04:20:36,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 04:20:36,696 INFO L87 Difference]: Start difference. First operand 6277 states and 8865 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-19 04:20:40,728 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-19 04:20:42,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 04:20:42,307 INFO L93 Difference]: Finished difference Result 12431 states and 17555 transitions. [2024-11-19 04:20:42,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 04:20:42,307 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 121 [2024-11-19 04:20:42,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 04:20:42,351 INFO L225 Difference]: With dead ends: 12431 [2024-11-19 04:20:42,351 INFO L226 Difference]: Without dead ends: 6173 [2024-11-19 04:20:42,377 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 04:20:42,378 INFO L432 NwaCegarLoop]: 2727 mSDtfsCounter, 1747 mSDsluCounter, 2506 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 18 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1747 SdHoareTripleChecker+Valid, 5233 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2024-11-19 04:20:42,378 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1747 Valid, 5233 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 76 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2024-11-19 04:20:42,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6173 states. [2024-11-19 04:20:42,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6173 to 6143. [2024-11-19 04:20:42,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6143 states, 4019 states have (on average 1.2348842995770093) internal successors, (4963), 4068 states have internal predecessors, (4963), 1831 states have call successors, (1831), 296 states have call predecessors, (1831), 290 states have return successors, (1833), 1805 states have call predecessors, (1833), 1827 states have call successors, (1833) [2024-11-19 04:20:42,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6143 states to 6143 states and 8627 transitions. [2024-11-19 04:20:42,620 INFO L78 Accepts]: Start accepts. Automaton has 6143 states and 8627 transitions. Word has length 121 [2024-11-19 04:20:42,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 04:20:42,621 INFO L471 AbstractCegarLoop]: Abstraction has 6143 states and 8627 transitions. [2024-11-19 04:20:42,625 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-19 04:20:42,625 INFO L276 IsEmpty]: Start isEmpty. Operand 6143 states and 8627 transitions. [2024-11-19 04:20:42,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-19 04:20:42,628 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 04:20:42,629 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 04:20:42,629 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-19 04:20:42,629 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-19 04:20:42,629 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 04:20:42,630 INFO L85 PathProgramCache]: Analyzing trace with hash -269006536, now seen corresponding path program 1 times [2024-11-19 04:20:42,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 04:20:42,630 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1563985985] [2024-11-19 04:20:42,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 04:20:42,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 04:20:45,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 04:20:45,724 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-19 04:20:45,724 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 04:20:45,724 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1563985985] [2024-11-19 04:20:45,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1563985985] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 04:20:45,725 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 04:20:45,725 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 04:20:45,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292889787] [2024-11-19 04:20:45,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 04:20:45,726 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 04:20:45,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 04:20:45,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 04:20:45,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 04:20:45,727 INFO L87 Difference]: Start difference. First operand 6143 states and 8627 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-11-19 04:20:49,760 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-19 04:20:50,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 04:20:50,917 INFO L93 Difference]: Finished difference Result 16240 states and 22786 transitions. [2024-11-19 04:20:50,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 04:20:50,917 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 134 [2024-11-19 04:20:50,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 04:20:50,987 INFO L225 Difference]: With dead ends: 16240 [2024-11-19 04:20:50,988 INFO L226 Difference]: Without dead ends: 10116 [2024-11-19 04:20:51,015 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 04:20:51,018 INFO L432 NwaCegarLoop]: 2589 mSDtfsCounter, 2187 mSDsluCounter, 2509 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2187 SdHoareTripleChecker+Valid, 5098 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2024-11-19 04:20:51,018 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2187 Valid, 5098 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 40 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2024-11-19 04:20:51,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10116 states. [2024-11-19 04:20:51,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10116 to 10085. [2024-11-19 04:20:51,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10085 states, 6599 states have (on average 1.2298833156538869) internal successors, (8116), 6686 states have internal predecessors, (8116), 2997 states have call successors, (2997), 499 states have call predecessors, (2997), 486 states have return successors, (3005), 2940 states have call predecessors, (3005), 2993 states have call successors, (3005) [2024-11-19 04:20:51,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10085 states to 10085 states and 14118 transitions. [2024-11-19 04:20:51,447 INFO L78 Accepts]: Start accepts. Automaton has 10085 states and 14118 transitions. Word has length 134 [2024-11-19 04:20:51,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 04:20:51,449 INFO L471 AbstractCegarLoop]: Abstraction has 10085 states and 14118 transitions. [2024-11-19 04:20:51,449 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-11-19 04:20:51,450 INFO L276 IsEmpty]: Start isEmpty. Operand 10085 states and 14118 transitions. [2024-11-19 04:20:51,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-19 04:20:51,453 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 04:20:51,453 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 7, 7, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 04:20:51,453 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-19 04:20:51,453 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-19 04:20:51,454 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 04:20:51,454 INFO L85 PathProgramCache]: Analyzing trace with hash 2022952298, now seen corresponding path program 1 times [2024-11-19 04:20:51,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 04:20:51,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2045934184] [2024-11-19 04:20:51,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 04:20:51,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 04:20:54,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 04:20:54,579 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2024-11-19 04:20:54,579 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 04:20:54,579 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2045934184] [2024-11-19 04:20:54,579 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2045934184] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 04:20:54,579 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 04:20:54,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 04:20:54,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [189699909] [2024-11-19 04:20:54,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 04:20:54,580 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 04:20:54,580 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 04:20:54,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 04:20:54,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 04:20:54,581 INFO L87 Difference]: Start difference. First operand 10085 states and 14118 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-19 04:20:58,611 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-19 04:20:59,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 04:20:59,537 INFO L93 Difference]: Finished difference Result 27930 states and 38991 transitions. [2024-11-19 04:20:59,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 04:20:59,538 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 150 [2024-11-19 04:20:59,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 04:20:59,621 INFO L225 Difference]: With dead ends: 27930 [2024-11-19 04:20:59,622 INFO L226 Difference]: Without dead ends: 17864 [2024-11-19 04:20:59,661 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 04:20:59,662 INFO L432 NwaCegarLoop]: 3440 mSDtfsCounter, 2481 mSDsluCounter, 2483 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2481 SdHoareTripleChecker+Valid, 5923 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-19 04:20:59,662 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2481 Valid, 5923 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 12 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2024-11-19 04:20:59,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17864 states. [2024-11-19 04:21:00,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17864 to 17823. [2024-11-19 04:21:00,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17823 states, 11855 states have (on average 1.2311261071277941) internal successors, (14595), 12031 states have internal predecessors, (14595), 5105 states have call successors, (5105), 889 states have call predecessors, (5105), 860 states have return successors, (5129), 4975 states have call predecessors, (5129), 5101 states have call successors, (5129) [2024-11-19 04:21:00,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17823 states to 17823 states and 24829 transitions. [2024-11-19 04:21:00,346 INFO L78 Accepts]: Start accepts. Automaton has 17823 states and 24829 transitions. Word has length 150 [2024-11-19 04:21:00,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 04:21:00,347 INFO L471 AbstractCegarLoop]: Abstraction has 17823 states and 24829 transitions. [2024-11-19 04:21:00,347 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-19 04:21:00,348 INFO L276 IsEmpty]: Start isEmpty. Operand 17823 states and 24829 transitions. [2024-11-19 04:21:00,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-19 04:21:00,350 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 04:21:00,350 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 7, 7, 7, 7, 7, 7, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 04:21:00,350 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-19 04:21:00,351 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)] === [2024-11-19 04:21:00,351 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 04:21:00,351 INFO L85 PathProgramCache]: Analyzing trace with hash 1646053995, now seen corresponding path program 1 times [2024-11-19 04:21:00,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 04:21:00,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489004223] [2024-11-19 04:21:00,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 04:21:00,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 04:21:03,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 04:21:03,275 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2024-11-19 04:21:03,276 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 04:21:03,276 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [489004223] [2024-11-19 04:21:03,276 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [489004223] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 04:21:03,276 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 04:21:03,276 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 04:21:03,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1115640411] [2024-11-19 04:21:03,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 04:21:03,277 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 04:21:03,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 04:21:03,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 04:21:03,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 04:21:03,278 INFO L87 Difference]: Start difference. First operand 17823 states and 24829 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2024-11-19 04:21:07,306 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-19 04:21:08,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 04:21:08,769 INFO L93 Difference]: Finished difference Result 51253 states and 71520 transitions. [2024-11-19 04:21:08,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 04:21:08,769 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 161 [2024-11-19 04:21:08,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 04:21:08,904 INFO L225 Difference]: With dead ends: 51253 [2024-11-19 04:21:08,904 INFO L226 Difference]: Without dead ends: 34042 [2024-11-19 04:21:08,962 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 04:21:08,963 INFO L432 NwaCegarLoop]: 3549 mSDtfsCounter, 2429 mSDsluCounter, 2549 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2429 SdHoareTripleChecker+Valid, 6098 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-11-19 04:21:08,963 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2429 Valid, 6098 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 24 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2024-11-19 04:21:08,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34042 states. [2024-11-19 04:21:10,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34042 to 34038. [2024-11-19 04:21:10,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34038 states, 22679 states have (on average 1.231359407381278) internal successors, (27926), 22971 states have internal predecessors, (27926), 9728 states have call successors, (9728), 1677 states have call predecessors, (9728), 1628 states have return successors, (9780), 9534 states have call predecessors, (9780), 9724 states have call successors, (9780) [2024-11-19 04:21:10,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34038 states to 34038 states and 47434 transitions. [2024-11-19 04:21:10,201 INFO L78 Accepts]: Start accepts. Automaton has 34038 states and 47434 transitions. Word has length 161 [2024-11-19 04:21:10,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 04:21:10,202 INFO L471 AbstractCegarLoop]: Abstraction has 34038 states and 47434 transitions. [2024-11-19 04:21:10,202 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2024-11-19 04:21:10,202 INFO L276 IsEmpty]: Start isEmpty. Operand 34038 states and 47434 transitions. [2024-11-19 04:21:10,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-19 04:21:10,205 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 04:21:10,205 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 7, 7, 7, 7, 7, 7, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 04:21:10,205 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-19 04:21:10,206 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)] === [2024-11-19 04:21:10,206 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 04:21:10,206 INFO L85 PathProgramCache]: Analyzing trace with hash 1786602605, now seen corresponding path program 1 times [2024-11-19 04:21:10,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 04:21:10,206 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [981588025] [2024-11-19 04:21:10,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 04:21:10,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 04:21:13,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 04:21:13,850 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2024-11-19 04:21:13,850 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 04:21:13,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [981588025] [2024-11-19 04:21:13,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [981588025] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 04:21:13,850 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 04:21:13,850 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-19 04:21:13,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152356023] [2024-11-19 04:21:13,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 04:21:13,851 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-19 04:21:13,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 04:21:13,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-19 04:21:13,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-19 04:21:13,852 INFO L87 Difference]: Start difference. First operand 34038 states and 47434 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-19 04:21:15,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 04:21:15,001 INFO L93 Difference]: Finished difference Result 34044 states and 47439 transitions. [2024-11-19 04:21:15,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-19 04:21:15,001 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 161 [2024-11-19 04:21:15,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 04:21:15,139 INFO L225 Difference]: With dead ends: 34044 [2024-11-19 04:21:15,139 INFO L226 Difference]: Without dead ends: 34042 [2024-11-19 04:21:15,159 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-19 04:21:15,160 INFO L432 NwaCegarLoop]: 2573 mSDtfsCounter, 2529 mSDsluCounter, 5130 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2530 SdHoareTripleChecker+Valid, 7703 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-19 04:21:15,160 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2530 Valid, 7703 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-19 04:21:15,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34042 states. [2024-11-19 04:21:16,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34042 to 34042. [2024-11-19 04:21:16,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34042 states, 22682 states have (on average 1.231328806983511) internal successors, (27929), 22974 states have internal predecessors, (27929), 9728 states have call successors, (9728), 1678 states have call predecessors, (9728), 1629 states have return successors, (9780), 9534 states have call predecessors, (9780), 9724 states have call successors, (9780) [2024-11-19 04:21:16,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34042 states to 34042 states and 47437 transitions. [2024-11-19 04:21:16,519 INFO L78 Accepts]: Start accepts. Automaton has 34042 states and 47437 transitions. Word has length 161 [2024-11-19 04:21:16,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 04:21:16,520 INFO L471 AbstractCegarLoop]: Abstraction has 34042 states and 47437 transitions. [2024-11-19 04:21:16,520 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-19 04:21:16,521 INFO L276 IsEmpty]: Start isEmpty. Operand 34042 states and 47437 transitions. [2024-11-19 04:21:16,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-19 04:21:16,523 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 04:21:16,523 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 7, 7, 7, 7, 7, 7, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 04:21:16,524 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-19 04:21:16,524 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)] === [2024-11-19 04:21:16,524 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 04:21:16,524 INFO L85 PathProgramCache]: Analyzing trace with hash -873429176, now seen corresponding path program 1 times [2024-11-19 04:21:16,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 04:21:16,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52106368] [2024-11-19 04:21:16,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 04:21:16,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 04:21:19,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 04:21:20,323 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2024-11-19 04:21:20,323 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 04:21:20,323 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [52106368] [2024-11-19 04:21:20,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [52106368] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 04:21:20,324 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 04:21:20,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-19 04:21:20,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428078470] [2024-11-19 04:21:20,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 04:21:20,324 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-19 04:21:20,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 04:21:20,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-19 04:21:20,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-19 04:21:20,325 INFO L87 Difference]: Start difference. First operand 34042 states and 47437 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-19 04:21:21,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 04:21:21,658 INFO L93 Difference]: Finished difference Result 34048 states and 47442 transitions. [2024-11-19 04:21:21,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-19 04:21:21,658 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (19), 3 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 166 [2024-11-19 04:21:21,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 04:21:21,781 INFO L225 Difference]: With dead ends: 34048 [2024-11-19 04:21:21,781 INFO L226 Difference]: Without dead ends: 34046 [2024-11-19 04:21:21,797 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-19 04:21:21,798 INFO L432 NwaCegarLoop]: 2576 mSDtfsCounter, 2525 mSDsluCounter, 5131 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2526 SdHoareTripleChecker+Valid, 7707 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-19 04:21:21,799 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2526 Valid, 7707 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-19 04:21:21,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34046 states. [2024-11-19 04:21:22,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34046 to 34046. [2024-11-19 04:21:22,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34046 states, 22685 states have (on average 1.2312982146793034) internal successors, (27932), 22977 states have internal predecessors, (27932), 9728 states have call successors, (9728), 1679 states have call predecessors, (9728), 1630 states have return successors, (9780), 9534 states have call predecessors, (9780), 9724 states have call successors, (9780) [2024-11-19 04:21:23,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34046 states to 34046 states and 47440 transitions. [2024-11-19 04:21:23,332 INFO L78 Accepts]: Start accepts. Automaton has 34046 states and 47440 transitions. Word has length 166 [2024-11-19 04:21:23,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 04:21:23,333 INFO L471 AbstractCegarLoop]: Abstraction has 34046 states and 47440 transitions. [2024-11-19 04:21:23,333 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-19 04:21:23,333 INFO L276 IsEmpty]: Start isEmpty. Operand 34046 states and 47440 transitions. [2024-11-19 04:21:23,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-19 04:21:23,337 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 04:21:23,337 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 7, 7, 7, 7, 7, 7, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 04:21:23,338 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-19 04:21:23,338 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)] === [2024-11-19 04:21:23,338 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 04:21:23,338 INFO L85 PathProgramCache]: Analyzing trace with hash -722137843, now seen corresponding path program 1 times [2024-11-19 04:21:23,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 04:21:23,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377494706] [2024-11-19 04:21:23,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 04:21:23,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms