./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-hp-hp100.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6433d32d-c823-4d9f-9674-053a253d6188/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6433d32d-c823-4d9f-9674-053a253d6188/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6433d32d-c823-4d9f-9674-053a253d6188/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6433d32d-c823-4d9f-9674-053a253d6188/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-hp-hp100.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6433d32d-c823-4d9f-9674-053a253d6188/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6433d32d-c823-4d9f-9674-053a253d6188/bin/uautomizer-verify-LYvppIcaGC --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 2153d726b3df3279bb6505eb692efb4a8209caffcbc0811ddc19e986e257f695 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 01:47:30,554 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 01:47:30,659 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6433d32d-c823-4d9f-9674-053a253d6188/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-24 01:47:30,668 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 01:47:30,669 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 01:47:30,704 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 01:47:30,705 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 01:47:30,706 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 01:47:30,706 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 01:47:30,707 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 01:47:30,707 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 01:47:30,708 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 01:47:30,708 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 01:47:30,709 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 01:47:30,709 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 01:47:30,709 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 01:47:30,709 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 01:47:30,710 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 01:47:30,710 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 01:47:30,710 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 01:47:30,710 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 01:47:30,710 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 01:47:30,710 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 01:47:30,710 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 01:47:30,711 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 01:47:30,711 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 01:47:30,711 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:47:30,711 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:47:30,711 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:47:30,711 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:47:30,711 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 01:47:30,712 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:47:30,712 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:47:30,712 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:47:30,713 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:47:30,713 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 01:47:30,713 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 01:47:30,713 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 01:47:30,713 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 01:47:30,714 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 01:47:30,714 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 01:47:30,714 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 01:47:30,714 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 01:47:30,714 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 01:47:30,714 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 01:47:30,714 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6433d32d-c823-4d9f-9674-053a253d6188/bin/uautomizer-verify-LYvppIcaGC 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 -> 2153d726b3df3279bb6505eb692efb4a8209caffcbc0811ddc19e986e257f695 [2024-11-24 01:47:31,044 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 01:47:31,056 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 01:47:31,059 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 01:47:31,061 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 01:47:31,061 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 01:47:31,064 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6433d32d-c823-4d9f-9674-053a253d6188/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-hp-hp100.cil.i [2024-11-24 01:47:34,087 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6433d32d-c823-4d9f-9674-053a253d6188/bin/uautomizer-verify-LYvppIcaGC/data/fa8dd92ef/ae5d908e3d4e42e69b86999fb2c0d001/FLAG5c2fcc3d6 [2024-11-24 01:47:34,838 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 01:47:34,839 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6433d32d-c823-4d9f-9674-053a253d6188/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-hp-hp100.cil.i [2024-11-24 01:47:34,898 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6433d32d-c823-4d9f-9674-053a253d6188/bin/uautomizer-verify-LYvppIcaGC/data/fa8dd92ef/ae5d908e3d4e42e69b86999fb2c0d001/FLAG5c2fcc3d6 [2024-11-24 01:47:34,923 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6433d32d-c823-4d9f-9674-053a253d6188/bin/uautomizer-verify-LYvppIcaGC/data/fa8dd92ef/ae5d908e3d4e42e69b86999fb2c0d001 [2024-11-24 01:47:34,926 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 01:47:34,929 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 01:47:34,931 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 01:47:34,931 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 01:47:34,936 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 01:47:34,937 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:47:34" (1/1) ... [2024-11-24 01:47:34,939 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79ea98e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:47:34, skipping insertion in model container [2024-11-24 01:47:34,939 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:47:34" (1/1) ... [2024-11-24 01:47:35,065 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 01:47:37,761 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6433d32d-c823-4d9f-9674-053a253d6188/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-hp-hp100.cil.i[314801,314814] [2024-11-24 01:47:37,767 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6433d32d-c823-4d9f-9674-053a253d6188/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-hp-hp100.cil.i[314970,314983] [2024-11-24 01:47:37,767 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6433d32d-c823-4d9f-9674-053a253d6188/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-hp-hp100.cil.i[315137,315150] [2024-11-24 01:47:37,769 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6433d32d-c823-4d9f-9674-053a253d6188/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-hp-hp100.cil.i[315305,315318] [2024-11-24 01:47:37,800 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:47:37,832 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 01:47:38,055 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"); [5204] [2024-11-24 01:47:38,057 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)); [5211] [2024-11-24 01:47:38,059 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)); [5246-5247] [2024-11-24 01:47:38,060 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"); [5252-5254] [2024-11-24 01:47:38,061 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [5314] [2024-11-24 01:47:38,062 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5317] [2024-11-24 01:47:38,062 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5320] [2024-11-24 01:47:38,065 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5323] [2024-11-24 01:47:38,067 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5392] [2024-11-24 01:47:38,071 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5438] [2024-11-24 01:47:38,071 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5446] [2024-11-24 01:47:38,072 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [5453] [2024-11-24 01:47:38,073 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [5461] [2024-11-24 01:47:38,074 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5468] [2024-11-24 01:47:38,074 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5476] [2024-11-24 01:47:38,075 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; outsl": "+S" (addr), "+c" (count): "d" (port)); [5483] [2024-11-24 01:47:38,076 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; insl": "+D" (addr), "+c" (count): "d" (port)); [5490] [2024-11-24 01:47:38,088 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)); [5559-5560] [2024-11-24 01:47:38,093 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)); [5593-5594] [2024-11-24 01:47:38,431 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6433d32d-c823-4d9f-9674-053a253d6188/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-hp-hp100.cil.i[314801,314814] [2024-11-24 01:47:38,432 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6433d32d-c823-4d9f-9674-053a253d6188/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-hp-hp100.cil.i[314970,314983] [2024-11-24 01:47:38,433 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6433d32d-c823-4d9f-9674-053a253d6188/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-hp-hp100.cil.i[315137,315150] [2024-11-24 01:47:38,433 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6433d32d-c823-4d9f-9674-053a253d6188/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-hp-hp100.cil.i[315305,315318] [2024-11-24 01:47:38,451 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:47:38,711 INFO L204 MainTranslator]: Completed translation [2024-11-24 01:47:38,712 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:47:38 WrapperNode [2024-11-24 01:47:38,712 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 01:47:38,713 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 01:47:38,713 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 01:47:38,713 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 01:47:38,720 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:47:38" (1/1) ... [2024-11-24 01:47:38,822 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:47:38" (1/1) ... [2024-11-24 01:47:39,056 INFO L138 Inliner]: procedures = 390, calls = 1834, calls flagged for inlining = 178, calls inlined = 157, statements flattened = 4991 [2024-11-24 01:47:39,056 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 01:47:39,057 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 01:47:39,057 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 01:47:39,058 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 01:47:39,068 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:47:38" (1/1) ... [2024-11-24 01:47:39,068 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:47:38" (1/1) ... [2024-11-24 01:47:39,116 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:47:38" (1/1) ... [2024-11-24 01:47:39,887 INFO L175 MemorySlicer]: Split 688 memory accesses to 17 slices as follows [6, 556, 8, 8, 2, 1, 6, 2, 1, 2, 24, 1, 4, 54, 8, 3, 2]. 81 percent of accesses are in the largest equivalence class. The 54 initializations are split as follows [6, 6, 0, 8, 0, 0, 6, 0, 1, 2, 24, 0, 0, 0, 0, 1, 0]. The 343 writes are split as follows [0, 291, 2, 0, 1, 0, 0, 1, 0, 0, 0, 1, 4, 42, 1, 0, 0]. [2024-11-24 01:47:39,888 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:47:38" (1/1) ... [2024-11-24 01:47:39,888 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:47:38" (1/1) ... [2024-11-24 01:47:40,062 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:47:38" (1/1) ... [2024-11-24 01:47:40,081 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:47:38" (1/1) ... [2024-11-24 01:47:40,120 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:47:38" (1/1) ... [2024-11-24 01:47:40,181 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:47:38" (1/1) ... [2024-11-24 01:47:40,203 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:47:38" (1/1) ... [2024-11-24 01:47:40,263 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 01:47:40,264 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 01:47:40,265 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 01:47:40,265 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 01:47:40,266 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:47:38" (1/1) ... [2024-11-24 01:47:40,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:47:40,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6433d32d-c823-4d9f-9674-053a253d6188/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:47:40,303 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6433d32d-c823-4d9f-9674-053a253d6188/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 01:47:40,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6433d32d-c823-4d9f-9674-053a253d6188/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 01:47:40,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-24 01:47:40,338 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-24 01:47:40,338 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2024-11-24 01:47:40,338 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2024-11-24 01:47:40,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-24 01:47:40,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-24 01:47:40,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-24 01:47:40,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-24 01:47:40,340 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-24 01:47:40,340 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-24 01:47:40,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_66 [2024-11-24 01:47:40,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_66 [2024-11-24 01:47:40,340 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2024-11-24 01:47:40,340 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2024-11-24 01:47:40,340 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_open [2024-11-24 01:47:40,340 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_open [2024-11-24 01:47:40,340 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_load_eeprom [2024-11-24 01:47:40,341 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_load_eeprom [2024-11-24 01:47:40,341 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_sense_lan [2024-11-24 01:47:40,341 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_sense_lan [2024-11-24 01:47:40,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-24 01:47:40,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-24 01:47:40,341 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2024-11-24 01:47:40,341 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2024-11-24 01:47:40,342 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-24 01:47:40,342 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-24 01:47:40,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-24 01:47:40,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-24 01:47:40,343 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-11-24 01:47:40,343 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-11-24 01:47:40,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-24 01:47:40,343 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2024-11-24 01:47:40,343 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2024-11-24 01:47:40,343 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2024-11-24 01:47:40,343 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2024-11-24 01:47:40,343 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-24 01:47:40,345 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-24 01:47:40,345 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_cascade_reset [2024-11-24 01:47:40,345 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_cascade_reset [2024-11-24 01:47:40,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-24 01:47:40,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-24 01:47:40,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-24 01:47:40,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-24 01:47:40,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-24 01:47:40,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-24 01:47:40,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-24 01:47:40,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-24 01:47:40,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-24 01:47:40,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-24 01:47:40,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-24 01:47:40,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-24 01:47:40,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-24 01:47:40,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-24 01:47:40,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-24 01:47:40,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-24 01:47:40,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-24 01:47:40,346 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-24 01:47:40,346 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-24 01:47:40,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-24 01:47:40,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-24 01:47:40,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-24 01:47:40,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-24 01:47:40,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-24 01:47:40,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-24 01:47:40,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-24 01:47:40,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-24 01:47:40,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-24 01:47:40,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-24 01:47:40,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-24 01:47:40,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-24 01:47:40,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-24 01:47:40,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-24 01:47:40,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-24 01:47:40,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-24 01:47:40,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-24 01:47:40,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-24 01:47:40,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-24 01:47:40,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-24 01:47:40,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-24 01:47:40,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-24 01:47:40,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-24 01:47:40,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-24 01:47:40,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-24 01:47:40,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-24 01:47:40,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-24 01:47:40,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-24 01:47:40,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-24 01:47:40,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-24 01:47:40,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-24 01:47:40,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-24 01:47:40,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-24 01:47:40,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-24 01:47:40,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-24 01:47:40,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-24 01:47:40,351 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-24 01:47:40,351 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-24 01:47:40,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-24 01:47:40,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-24 01:47:40,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-24 01:47:40,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-24 01:47:40,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-24 01:47:40,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-24 01:47:40,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-24 01:47:40,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-24 01:47:40,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-24 01:47:40,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-24 01:47:40,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-24 01:47:40,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-24 01:47:40,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-24 01:47:40,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-24 01:47:40,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-24 01:47:40,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-24 01:47:40,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-11-24 01:47:40,352 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-24 01:47:40,352 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-24 01:47:40,352 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-24 01:47:40,352 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-24 01:47:40,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-24 01:47:40,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-24 01:47:40,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-24 01:47:40,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-24 01:47:40,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-24 01:47:40,355 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-24 01:47:40,356 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-24 01:47:40,356 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-24 01:47:40,356 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-24 01:47:40,356 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-24 01:47:40,356 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-24 01:47:40,356 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-24 01:47:40,356 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-11-24 01:47:40,356 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_rx_bm [2024-11-24 01:47:40,356 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_rx_bm [2024-11-24 01:47:40,356 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_BM_shutdown [2024-11-24 01:47:40,356 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_BM_shutdown [2024-11-24 01:47:40,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-24 01:47:40,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-24 01:47:40,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-24 01:47:40,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-24 01:47:40,356 INFO L130 BoogieDeclarations]: Found specification of procedure wait [2024-11-24 01:47:40,356 INFO L138 BoogieDeclarations]: Found implementation of procedure wait [2024-11-24 01:47:40,356 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-11-24 01:47:40,357 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-11-24 01:47:40,357 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_hwinit [2024-11-24 01:47:40,357 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_hwinit [2024-11-24 01:47:40,357 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-24 01:47:40,357 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-24 01:47:40,357 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_whatever [2024-11-24 01:47:40,357 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_whatever [2024-11-24 01:47:40,357 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_close [2024-11-24 01:47:40,357 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_close [2024-11-24 01:47:40,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-24 01:47:40,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-24 01:47:40,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-24 01:47:40,357 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_stop_interface [2024-11-24 01:47:40,357 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_stop_interface [2024-11-24 01:47:40,357 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_check_lan [2024-11-24 01:47:40,357 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_check_lan [2024-11-24 01:47:40,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-24 01:47:40,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-24 01:47:40,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 01:47:40,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-24 01:47:40,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-24 01:47:40,358 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-24 01:47:40,358 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-24 01:47:40,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-24 01:47:40,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-24 01:47:40,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-24 01:47:40,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-24 01:47:40,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-24 01:47:40,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-24 01:47:40,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-24 01:47:40,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-24 01:47:40,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-24 01:47:40,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-24 01:47:40,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-24 01:47:40,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-24 01:47:40,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-24 01:47:40,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-24 01:47:40,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-24 01:47:40,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-24 01:47:40,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-24 01:47:40,358 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-24 01:47:40,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-24 01:47:40,359 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-24 01:47:40,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-24 01:47:40,359 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-11-24 01:47:40,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-11-24 01:47:40,359 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_rxfill [2024-11-24 01:47:40,359 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_rxfill [2024-11-24 01:47:40,359 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-24 01:47:40,359 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-24 01:47:40,359 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-24 01:47:40,359 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-24 01:47:40,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-24 01:47:40,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-24 01:47:40,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 01:47:40,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 01:47:40,362 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_update_stats [2024-11-24 01:47:40,362 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_update_stats [2024-11-24 01:47:40,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-24 01:47:40,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-24 01:47:40,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-24 01:47:40,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-24 01:47:40,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-24 01:47:40,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-24 01:47:40,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-24 01:47:40,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-24 01:47:40,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-24 01:47:40,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-24 01:47:40,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-24 01:47:40,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-24 01:47:40,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-24 01:47:40,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-24 01:47:40,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-24 01:47:40,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-24 01:47:40,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-24 01:47:40,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-24 01:47:40,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-24 01:47:40,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-24 01:47:40,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-24 01:47:40,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-24 01:47:40,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-24 01:47:40,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-24 01:47:40,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-24 01:47:40,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-24 01:47:40,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-24 01:47:40,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-24 01:47:40,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-24 01:47:40,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-24 01:47:40,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-24 01:47:40,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-24 01:47:40,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-24 01:47:40,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-24 01:47:40,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-24 01:47:40,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-24 01:47:40,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-24 01:47:40,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-24 01:47:40,368 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-11-24 01:47:40,368 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-11-24 01:47:40,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-24 01:47:40,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-24 01:47:40,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-24 01:47:40,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-24 01:47:40,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-24 01:47:40,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-24 01:47:40,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-24 01:47:40,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-24 01:47:40,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-24 01:47:40,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-24 01:47:40,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-24 01:47:40,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-24 01:47:40,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-24 01:47:40,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-24 01:47:40,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-24 01:47:40,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-24 01:47:40,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-11-24 01:47:40,368 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-24 01:47:40,368 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-24 01:47:40,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-24 01:47:40,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-24 01:47:40,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-24 01:47:40,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-24 01:47:40,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-24 01:47:40,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-24 01:47:40,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-24 01:47:40,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-24 01:47:40,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-24 01:47:40,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-24 01:47:40,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-24 01:47:40,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-24 01:47:40,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-24 01:47:40,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-24 01:47:40,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-11-24 01:47:40,369 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-24 01:47:40,369 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-24 01:47:40,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-24 01:47:40,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-24 01:47:40,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-24 01:47:40,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-24 01:47:40,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-24 01:47:40,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-24 01:47:40,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-24 01:47:40,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-24 01:47:40,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-24 01:47:40,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-24 01:47:40,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-24 01:47:40,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-24 01:47:40,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-24 01:47:40,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-24 01:47:40,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-24 01:47:40,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-24 01:47:40,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-24 01:47:40,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-24 01:47:40,370 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-24 01:47:40,370 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-24 01:47:40,370 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-24 01:47:40,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-24 01:47:40,370 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2024-11-24 01:47:40,370 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2024-11-24 01:47:40,370 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-24 01:47:40,370 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-24 01:47:40,370 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-11-24 01:47:40,370 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-11-24 01:47:40,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-24 01:47:40,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-24 01:47:40,371 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2024-11-24 01:47:40,371 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2024-11-24 01:47:40,371 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_pci_remove [2024-11-24 01:47:40,371 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_pci_remove [2024-11-24 01:47:40,371 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_build_rx_pdl [2024-11-24 01:47:40,371 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_build_rx_pdl [2024-11-24 01:47:40,371 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2024-11-24 01:47:40,371 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2024-11-24 01:47:40,371 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-24 01:47:40,375 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-24 01:47:40,375 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2024-11-24 01:47:40,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2024-11-24 01:47:40,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_hp100_private [2024-11-24 01:47:40,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_hp100_private [2024-11-24 01:47:40,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-24 01:47:40,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-24 01:47:40,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-24 01:47:40,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-24 01:47:40,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-24 01:47:40,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-24 01:47:40,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-24 01:47:40,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-24 01:47:40,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-24 01:47:40,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-24 01:47:40,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-24 01:47:40,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-24 01:47:40,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-24 01:47:40,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-24 01:47:40,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-24 01:47:40,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-24 01:47:40,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-24 01:47:40,377 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2024-11-24 01:47:40,378 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2024-11-24 01:47:40,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-24 01:47:40,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-24 01:47:40,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_hp100_private [2024-11-24 01:47:40,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_hp100_private [2024-11-24 01:47:40,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_80 [2024-11-24 01:47:40,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_80 [2024-11-24 01:47:40,378 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2024-11-24 01:47:40,378 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2024-11-24 01:47:40,378 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2024-11-24 01:47:40,378 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2024-11-24 01:47:40,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-24 01:47:40,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-24 01:47:40,378 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_set_multicast_list [2024-11-24 01:47:40,378 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_set_multicast_list [2024-11-24 01:47:40,378 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_start_interface [2024-11-24 01:47:40,378 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_start_interface [2024-11-24 01:47:40,378 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-11-24 01:47:40,378 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-11-24 01:47:40,378 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_clean_txring [2024-11-24 01:47:40,378 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_clean_txring [2024-11-24 01:47:40,378 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2024-11-24 01:47:40,378 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2024-11-24 01:47:40,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-24 01:47:40,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-24 01:47:40,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-24 01:47:40,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-24 01:47:40,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-24 01:47:40,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-24 01:47:40,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-24 01:47:40,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-24 01:47:40,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-24 01:47:40,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-24 01:47:40,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-24 01:47:40,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-24 01:47:40,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-24 01:47:40,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-24 01:47:40,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-24 01:47:40,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-24 01:47:40,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-24 01:47:40,379 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2024-11-24 01:47:40,379 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2024-11-24 01:47:40,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-24 01:47:40,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-24 01:47:40,379 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_login_to_vg_hub [2024-11-24 01:47:40,379 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_login_to_vg_hub [2024-11-24 01:47:40,379 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2024-11-24 01:47:40,379 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2024-11-24 01:47:41,397 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 01:47:41,402 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 01:47:42,277 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-24 01:47:57,162 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-24 01:47:57,163 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-24 01:47:59,843 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L8561-5: assume (if (~jiffies~0 - ~time~2#1) % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then (~jiffies~0 - ~time~2#1) % 18446744073709551616 % 18446744073709551616 else (~jiffies~0 - ~time~2#1) % 18446744073709551616 % 18446744073709551616 - 18446744073709551616) < 0; [2024-11-24 01:47:59,843 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L8561-5: assume !((if (~jiffies~0 - ~time~2#1) % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then (~jiffies~0 - ~time~2#1) % 18446744073709551616 % 18446744073709551616 else (~jiffies~0 - ~time~2#1) % 18446744073709551616 % 18446744073709551616 - 18446744073709551616) < 0); [2024-11-24 01:47:59,843 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L8561: assume 2096896 == ~tmp___4~7#1 % 18446744073709551616;#t~bitwise753#1 := ~tmp___4~7#1; [2024-11-24 01:47:59,843 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L8561: assume !(2096896 == ~tmp___4~7#1 % 18446744073709551616); [2024-11-24 01:47:59,843 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L8561-2: havoc #t~bitwise753#1;assume #t~bitwise753#1 % 18446744073709551616 <= ~tmp___4~7#1 % 18446744073709551616 && #t~bitwise753#1 % 18446744073709551616 <= 2096896; [2024-11-24 01:47:59,843 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L8561-3: assume 0 == #t~bitwise753#1 % 18446744073709551616;havoc #t~bitwise753#1; [2024-11-24 01:47:59,844 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L8561-3: assume !(0 == #t~bitwise753#1 % 18446744073709551616);havoc #t~bitwise753#1; [2024-11-24 01:47:59,844 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L8563: SUMMARY for call #t~ret754#1 := schedule_timeout_interruptible(1); srcloc: null [2024-11-24 01:47:59,844 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L8563-1: assume -9223372036854775808 <= #t~ret754#1 && #t~ret754#1 <= 9223372036854775807;havoc #t~ret754#1; [2024-11-24 01:47:59,844 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##30: assume !(0 == ~tmp___4~7#1 % 18446744073709551616); [2024-11-24 01:47:59,844 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##29: assume 0 == ~tmp___4~7#1 % 18446744073709551616;#t~bitwise753#1 := 0; [2024-11-24 01:48:00,855 INFO L? ?]: Removed 2354 outVars from TransFormulas that were not future-live. [2024-11-24 01:48:00,855 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 01:48:00,897 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 01:48:00,898 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-24 01:48:00,898 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:48:00 BoogieIcfgContainer [2024-11-24 01:48:00,898 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 01:48:00,901 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 01:48:00,901 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 01:48:00,906 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 01:48:00,906 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 01:47:34" (1/3) ... [2024-11-24 01:48:00,907 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@216ac117 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:48:00, skipping insertion in model container [2024-11-24 01:48:00,907 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:47:38" (2/3) ... [2024-11-24 01:48:00,908 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@216ac117 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:48:00, skipping insertion in model container [2024-11-24 01:48:00,908 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:48:00" (3/3) ... [2024-11-24 01:48:00,909 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-hp-hp100.cil.i [2024-11-24 01:48:00,925 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 01:48:00,928 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-hp-hp100.cil.i that has 114 procedures, 2284 locations, 1 initial locations, 52 loop locations, and 3 error locations. [2024-11-24 01:48:01,034 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 01:48:01,046 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;@4f4f4d28, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 01:48:01,046 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-24 01:48:01,057 INFO L276 IsEmpty]: Start isEmpty. Operand has 2138 states, 1445 states have (on average 1.3480968858131488) internal successors, (1948), 1487 states have internal predecessors, (1948), 611 states have call successors, (611), 81 states have call predecessors, (611), 80 states have return successors, (606), 593 states have call predecessors, (606), 606 states have call successors, (606) [2024-11-24 01:48:01,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-24 01:48:01,068 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:48:01,069 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:48:01,070 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)] === [2024-11-24 01:48:01,075 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:48:01,075 INFO L85 PathProgramCache]: Analyzing trace with hash 483685268, now seen corresponding path program 1 times [2024-11-24 01:48:01,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:48:01,083 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [608528335] [2024-11-24 01:48:01,084 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:48:01,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:48:06,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:48:07,455 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-11-24 01:48:07,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:48:07,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [608528335] [2024-11-24 01:48:07,457 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [608528335] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:48:07,459 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:48:07,459 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:48:07,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404861452] [2024-11-24 01:48:07,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:48:07,465 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:48:07,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:48:07,491 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:48:07,491 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:48:07,500 INFO L87 Difference]: Start difference. First operand has 2138 states, 1445 states have (on average 1.3480968858131488) internal successors, (1948), 1487 states have internal predecessors, (1948), 611 states have call successors, (611), 81 states have call predecessors, (611), 80 states have return successors, (606), 593 states have call predecessors, (606), 606 states have call successors, (606) Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2024-11-24 01:48:11,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:48:12,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:48:12,397 INFO L93 Difference]: Finished difference Result 6299 states and 9536 transitions. [2024-11-24 01:48:12,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:48:12,400 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) Word has length 68 [2024-11-24 01:48:12,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:48:12,533 INFO L225 Difference]: With dead ends: 6299 [2024-11-24 01:48:12,533 INFO L226 Difference]: Without dead ends: 4164 [2024-11-24 01:48:12,562 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:48:12,565 INFO L435 NwaCegarLoop]: 3143 mSDtfsCounter, 3041 mSDsluCounter, 3076 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3041 SdHoareTripleChecker+Valid, 6219 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-24 01:48:12,568 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3041 Valid, 6219 Invalid, 14 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 10 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-11-24 01:48:12,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4164 states. [2024-11-24 01:48:13,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4164 to 4160. [2024-11-24 01:48:13,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4160 states, 2819 states have (on average 1.3291947499113161) internal successors, (3747), 2899 states have internal predecessors, (3747), 1181 states have call successors, (1181), 158 states have call predecessors, (1181), 157 states have return successors, (1178), 1152 states have call predecessors, (1178), 1178 states have call successors, (1178) [2024-11-24 01:48:13,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4160 states to 4160 states and 6106 transitions. [2024-11-24 01:48:13,126 INFO L78 Accepts]: Start accepts. Automaton has 4160 states and 6106 transitions. Word has length 68 [2024-11-24 01:48:13,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:48:13,128 INFO L471 AbstractCegarLoop]: Abstraction has 4160 states and 6106 transitions. [2024-11-24 01:48:13,128 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2024-11-24 01:48:13,128 INFO L276 IsEmpty]: Start isEmpty. Operand 4160 states and 6106 transitions. [2024-11-24 01:48:13,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-24 01:48:13,134 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:48:13,136 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:48:13,136 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-24 01:48:13,136 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)] === [2024-11-24 01:48:13,137 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:48:13,137 INFO L85 PathProgramCache]: Analyzing trace with hash -1560691994, now seen corresponding path program 1 times [2024-11-24 01:48:13,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:48:13,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105284886] [2024-11-24 01:48:13,137 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:48:13,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:48:18,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:48:18,752 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-11-24 01:48:18,753 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:48:18,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105284886] [2024-11-24 01:48:18,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1105284886] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:48:18,754 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:48:18,754 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:48:18,754 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980773807] [2024-11-24 01:48:18,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:48:18,756 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:48:18,756 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:48:18,757 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:48:18,757 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:48:18,758 INFO L87 Difference]: Start difference. First operand 4160 states and 6106 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2024-11-24 01:48:22,816 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:48:24,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:48:24,082 INFO L93 Difference]: Finished difference Result 11934 states and 17558 transitions. [2024-11-24 01:48:24,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:48:24,083 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) Word has length 73 [2024-11-24 01:48:24,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:48:24,170 INFO L225 Difference]: With dead ends: 11934 [2024-11-24 01:48:24,171 INFO L226 Difference]: Without dead ends: 7787 [2024-11-24 01:48:24,205 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:48:24,207 INFO L435 NwaCegarLoop]: 3651 mSDtfsCounter, 2757 mSDsluCounter, 3041 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2757 SdHoareTripleChecker+Valid, 6692 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 [2024-11-24 01:48:24,207 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2757 Valid, 6692 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 22 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2024-11-24 01:48:24,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7787 states. [2024-11-24 01:48:24,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7787 to 7752. [2024-11-24 01:48:24,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7752 states, 5228 states have (on average 1.3295715378729915) internal successors, (6951), 5380 states have internal predecessors, (6951), 2228 states have call successors, (2228), 298 states have call predecessors, (2228), 293 states have return successors, (2239), 2161 states have call predecessors, (2239), 2225 states have call successors, (2239) [2024-11-24 01:48:25,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7752 states to 7752 states and 11418 transitions. [2024-11-24 01:48:25,068 INFO L78 Accepts]: Start accepts. Automaton has 7752 states and 11418 transitions. Word has length 73 [2024-11-24 01:48:25,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:48:25,070 INFO L471 AbstractCegarLoop]: Abstraction has 7752 states and 11418 transitions. [2024-11-24 01:48:25,071 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2024-11-24 01:48:25,071 INFO L276 IsEmpty]: Start isEmpty. Operand 7752 states and 11418 transitions. [2024-11-24 01:48:25,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-24 01:48:25,076 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:48:25,076 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:48:25,076 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-24 01:48:25,077 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)] === [2024-11-24 01:48:25,081 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:48:25,081 INFO L85 PathProgramCache]: Analyzing trace with hash -332281749, now seen corresponding path program 1 times [2024-11-24 01:48:25,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:48:25,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777499391] [2024-11-24 01:48:25,082 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:48:25,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:48:29,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:48:30,291 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-11-24 01:48:30,291 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:48:30,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777499391] [2024-11-24 01:48:30,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1777499391] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:48:30,292 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:48:30,292 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:48:30,293 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488752080] [2024-11-24 01:48:30,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:48:30,294 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:48:30,294 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:48:30,294 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:48:30,294 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:48:30,295 INFO L87 Difference]: Start difference. First operand 7752 states and 11418 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2024-11-24 01:48:34,345 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:48:35,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:48:35,948 INFO L93 Difference]: Finished difference Result 22532 states and 33192 transitions. [2024-11-24 01:48:35,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:48:35,949 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) Word has length 76 [2024-11-24 01:48:35,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:48:36,092 INFO L225 Difference]: With dead ends: 22532 [2024-11-24 01:48:36,092 INFO L226 Difference]: Without dead ends: 14793 [2024-11-24 01:48:36,147 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:48:36,149 INFO L435 NwaCegarLoop]: 3120 mSDtfsCounter, 2842 mSDsluCounter, 3032 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2842 SdHoareTripleChecker+Valid, 6152 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:48:36,150 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2842 Valid, 6152 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 46 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2024-11-24 01:48:36,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14793 states. [2024-11-24 01:48:37,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14793 to 14756. [2024-11-24 01:48:37,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14756 states, 9962 states have (on average 1.330556113230275) internal successors, (13255), 10250 states have internal predecessors, (13255), 4222 states have call successors, (4222), 580 states have call predecessors, (4222), 569 states have return successors, (4249), 4089 states have call predecessors, (4249), 4219 states have call successors, (4249) [2024-11-24 01:48:37,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14756 states to 14756 states and 21726 transitions. [2024-11-24 01:48:37,284 INFO L78 Accepts]: Start accepts. Automaton has 14756 states and 21726 transitions. Word has length 76 [2024-11-24 01:48:37,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:48:37,284 INFO L471 AbstractCegarLoop]: Abstraction has 14756 states and 21726 transitions. [2024-11-24 01:48:37,286 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2024-11-24 01:48:37,286 INFO L276 IsEmpty]: Start isEmpty. Operand 14756 states and 21726 transitions. [2024-11-24 01:48:37,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-24 01:48:37,289 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:48:37,289 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:48:37,289 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-24 01:48:37,290 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)] === [2024-11-24 01:48:37,291 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:48:37,291 INFO L85 PathProgramCache]: Analyzing trace with hash 800494153, now seen corresponding path program 1 times [2024-11-24 01:48:37,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:48:37,291 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617189869] [2024-11-24 01:48:37,291 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:48:37,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:48:42,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:48:43,311 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-11-24 01:48:43,311 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:48:43,311 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617189869] [2024-11-24 01:48:43,311 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [617189869] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:48:43,311 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:48:43,311 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:48:43,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119775203] [2024-11-24 01:48:43,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:48:43,312 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:48:43,312 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:48:43,312 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:48:43,313 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:48:43,313 INFO L87 Difference]: Start difference. First operand 14756 states and 21726 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2024-11-24 01:48:47,368 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:48:49,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:48:49,519 INFO L93 Difference]: Finished difference Result 25166 states and 36941 transitions. [2024-11-24 01:48:49,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:48:49,520 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) Word has length 79 [2024-11-24 01:48:49,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:48:49,603 INFO L225 Difference]: With dead ends: 25166 [2024-11-24 01:48:49,603 INFO L226 Difference]: Without dead ends: 10423 [2024-11-24 01:48:49,664 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:48:49,665 INFO L435 NwaCegarLoop]: 4365 mSDtfsCounter, 1853 mSDsluCounter, 3041 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 19 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1853 SdHoareTripleChecker+Valid, 7406 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2024-11-24 01:48:49,666 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1853 Valid, 7406 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 74 Invalid, 1 Unknown, 0 Unchecked, 5.7s Time] [2024-11-24 01:48:49,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10423 states. [2024-11-24 01:48:50,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10423 to 10395. [2024-11-24 01:48:50,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10395 states, 7095 states have (on average 1.324031007751938) internal successors, (9394), 7301 states have internal predecessors, (9394), 2855 states have call successors, (2855), 448 states have call predecessors, (2855), 442 states have return successors, (2867), 2758 states have call predecessors, (2867), 2852 states have call successors, (2867) [2024-11-24 01:48:50,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10395 states to 10395 states and 15116 transitions. [2024-11-24 01:48:50,449 INFO L78 Accepts]: Start accepts. Automaton has 10395 states and 15116 transitions. Word has length 79 [2024-11-24 01:48:50,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:48:50,449 INFO L471 AbstractCegarLoop]: Abstraction has 10395 states and 15116 transitions. [2024-11-24 01:48:50,449 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2024-11-24 01:48:50,449 INFO L276 IsEmpty]: Start isEmpty. Operand 10395 states and 15116 transitions. [2024-11-24 01:48:50,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-24 01:48:50,451 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:48:50,451 INFO L218 NwaCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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] [2024-11-24 01:48:50,451 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-24 01:48:50,451 INFO L396 AbstractCegarLoop]: === Iteration 5 === 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)] === [2024-11-24 01:48:50,452 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:48:50,452 INFO L85 PathProgramCache]: Analyzing trace with hash -1001042877, now seen corresponding path program 1 times [2024-11-24 01:48:50,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:48:50,452 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619254980] [2024-11-24 01:48:50,452 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:48:50,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:48:55,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:48:55,883 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2024-11-24 01:48:55,883 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:48:55,884 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [619254980] [2024-11-24 01:48:55,884 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [619254980] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:48:55,884 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:48:55,884 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:48:55,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920059639] [2024-11-24 01:48:55,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:48:55,886 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:48:55,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:48:55,887 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:48:55,887 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:48:55,888 INFO L87 Difference]: Start difference. First operand 10395 states and 15116 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-24 01:48:56,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:48:56,352 INFO L93 Difference]: Finished difference Result 20736 states and 30170 transitions. [2024-11-24 01:48:56,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:48:56,353 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), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 107 [2024-11-24 01:48:56,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:48:56,424 INFO L225 Difference]: With dead ends: 20736 [2024-11-24 01:48:56,425 INFO L226 Difference]: Without dead ends: 10395 [2024-11-24 01:48:56,460 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:48:56,462 INFO L435 NwaCegarLoop]: 3105 mSDtfsCounter, 0 mSDsluCounter, 3099 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6204 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:48:56,462 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 6204 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:48:56,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10395 states. [2024-11-24 01:48:56,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10395 to 10395. [2024-11-24 01:48:56,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10395 states, 7095 states have (on average 1.3229034531360113) internal successors, (9386), 7301 states have internal predecessors, (9386), 2855 states have call successors, (2855), 448 states have call predecessors, (2855), 442 states have return successors, (2867), 2758 states have call predecessors, (2867), 2852 states have call successors, (2867) [2024-11-24 01:48:57,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10395 states to 10395 states and 15108 transitions. [2024-11-24 01:48:57,041 INFO L78 Accepts]: Start accepts. Automaton has 10395 states and 15108 transitions. Word has length 107 [2024-11-24 01:48:57,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:48:57,042 INFO L471 AbstractCegarLoop]: Abstraction has 10395 states and 15108 transitions. [2024-11-24 01:48:57,042 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), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-24 01:48:57,042 INFO L276 IsEmpty]: Start isEmpty. Operand 10395 states and 15108 transitions. [2024-11-24 01:48:57,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-24 01:48:57,044 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:48:57,045 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2024-11-24 01:48:57,045 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-24 01:48:57,045 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)] === [2024-11-24 01:48:57,045 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:48:57,046 INFO L85 PathProgramCache]: Analyzing trace with hash 838403853, now seen corresponding path program 1 times [2024-11-24 01:48:57,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:48:57,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1771919244] [2024-11-24 01:48:57,046 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:48:57,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:49:01,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:49:02,103 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-24 01:49:02,103 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:49:02,103 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1771919244] [2024-11-24 01:49:02,103 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1771919244] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:49:02,103 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:49:02,104 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:49:02,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962527770] [2024-11-24 01:49:02,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:49:02,104 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:49:02,104 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:49:02,105 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:49:02,105 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:49:02,105 INFO L87 Difference]: Start difference. First operand 10395 states and 15108 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-24 01:49:06,156 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:49:07,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:49:07,213 INFO L93 Difference]: Finished difference Result 30704 states and 44715 transitions. [2024-11-24 01:49:07,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:49:07,213 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 123 [2024-11-24 01:49:07,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:49:07,416 INFO L225 Difference]: With dead ends: 30704 [2024-11-24 01:49:07,416 INFO L226 Difference]: Without dead ends: 20363 [2024-11-24 01:49:07,452 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:49:07,453 INFO L435 NwaCegarLoop]: 3218 mSDtfsCounter, 3039 mSDsluCounter, 3080 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3039 SdHoareTripleChecker+Valid, 6298 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-24 01:49:07,454 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3039 Valid, 6298 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-11-24 01:49:07,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20363 states. [2024-11-24 01:49:08,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20363 to 20341. [2024-11-24 01:49:08,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20341 states, 13884 states have (on average 1.3262748487467588) internal successors, (18414), 14274 states have internal predecessors, (18414), 5595 states have call successors, (5595), 870 states have call predecessors, (5595), 859 states have return successors, (5622), 5422 states have call predecessors, (5622), 5592 states have call successors, (5622) [2024-11-24 01:49:08,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20341 states to 20341 states and 29631 transitions. [2024-11-24 01:49:08,638 INFO L78 Accepts]: Start accepts. Automaton has 20341 states and 29631 transitions. Word has length 123 [2024-11-24 01:49:08,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:49:08,639 INFO L471 AbstractCegarLoop]: Abstraction has 20341 states and 29631 transitions. [2024-11-24 01:49:08,639 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-24 01:49:08,639 INFO L276 IsEmpty]: Start isEmpty. Operand 20341 states and 29631 transitions. [2024-11-24 01:49:08,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-24 01:49:08,645 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:49:08,645 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2024-11-24 01:49:08,645 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-24 01:49:08,645 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)] === [2024-11-24 01:49:08,646 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:49:08,646 INFO L85 PathProgramCache]: Analyzing trace with hash 1261105679, now seen corresponding path program 1 times [2024-11-24 01:49:08,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:49:08,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2046277035] [2024-11-24 01:49:08,646 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:49:08,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:49:13,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:49:14,822 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-11-24 01:49:14,822 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:49:14,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2046277035] [2024-11-24 01:49:14,822 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2046277035] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:49:14,823 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:49:14,823 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:49:14,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489560294] [2024-11-24 01:49:14,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:49:14,823 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:49:14,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:49:14,824 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:49:14,824 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:49:14,824 INFO L87 Difference]: Start difference. First operand 20341 states and 29631 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-24 01:49:15,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:49:15,925 INFO L93 Difference]: Finished difference Result 20347 states and 29636 transitions. [2024-11-24 01:49:15,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:49:15,926 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 123 [2024-11-24 01:49:15,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:49:16,061 INFO L225 Difference]: With dead ends: 20347 [2024-11-24 01:49:16,061 INFO L226 Difference]: Without dead ends: 20345 [2024-11-24 01:49:16,080 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:49:16,081 INFO L435 NwaCegarLoop]: 3103 mSDtfsCounter, 3066 mSDsluCounter, 6193 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3067 SdHoareTripleChecker+Valid, 9296 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:49:16,081 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3067 Valid, 9296 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 01:49:16,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20345 states. [2024-11-24 01:49:17,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20345 to 20345. [2024-11-24 01:49:17,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20345 states, 13887 states have (on average 1.326204363793476) internal successors, (18417), 14277 states have internal predecessors, (18417), 5595 states have call successors, (5595), 871 states have call predecessors, (5595), 860 states have return successors, (5622), 5422 states have call predecessors, (5622), 5592 states have call successors, (5622) [2024-11-24 01:49:17,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20345 states to 20345 states and 29634 transitions. [2024-11-24 01:49:17,435 INFO L78 Accepts]: Start accepts. Automaton has 20345 states and 29634 transitions. Word has length 123 [2024-11-24 01:49:17,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:49:17,435 INFO L471 AbstractCegarLoop]: Abstraction has 20345 states and 29634 transitions. [2024-11-24 01:49:17,435 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-24 01:49:17,436 INFO L276 IsEmpty]: Start isEmpty. Operand 20345 states and 29634 transitions. [2024-11-24 01:49:17,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-24 01:49:17,442 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:49:17,443 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2024-11-24 01:49:17,443 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-24 01:49:17,443 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)] === [2024-11-24 01:49:17,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:49:17,444 INFO L85 PathProgramCache]: Analyzing trace with hash 1208064781, now seen corresponding path program 1 times [2024-11-24 01:49:17,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:49:17,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112216981] [2024-11-24 01:49:17,444 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:49:17,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:49:22,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:49:23,265 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-11-24 01:49:23,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:49:23,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112216981] [2024-11-24 01:49:23,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [112216981] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:49:23,265 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:49:23,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:49:23,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1253706137] [2024-11-24 01:49:23,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:49:23,267 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:49:23,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:49:23,267 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:49:23,267 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:49:23,268 INFO L87 Difference]: Start difference. First operand 20345 states and 29634 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-24 01:49:24,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:49:24,564 INFO L93 Difference]: Finished difference Result 20351 states and 29639 transitions. [2024-11-24 01:49:24,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:49:24,565 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 128 [2024-11-24 01:49:24,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:49:24,700 INFO L225 Difference]: With dead ends: 20351 [2024-11-24 01:49:24,700 INFO L226 Difference]: Without dead ends: 20349 [2024-11-24 01:49:24,718 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:49:24,719 INFO L435 NwaCegarLoop]: 3106 mSDtfsCounter, 3062 mSDsluCounter, 6194 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3063 SdHoareTripleChecker+Valid, 9300 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:49:24,719 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3063 Valid, 9300 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 01:49:24,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20349 states. [2024-11-24 01:49:25,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20349 to 20349. [2024-11-24 01:49:25,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20349 states, 13890 states have (on average 1.326133909287257) internal successors, (18420), 14280 states have internal predecessors, (18420), 5595 states have call successors, (5595), 872 states have call predecessors, (5595), 861 states have return successors, (5622), 5422 states have call predecessors, (5622), 5592 states have call successors, (5622) [2024-11-24 01:49:25,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20349 states to 20349 states and 29637 transitions. [2024-11-24 01:49:25,969 INFO L78 Accepts]: Start accepts. Automaton has 20349 states and 29637 transitions. Word has length 128 [2024-11-24 01:49:25,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:49:25,970 INFO L471 AbstractCegarLoop]: Abstraction has 20349 states and 29637 transitions. [2024-11-24 01:49:25,970 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-24 01:49:25,970 INFO L276 IsEmpty]: Start isEmpty. Operand 20349 states and 29637 transitions. [2024-11-24 01:49:25,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-24 01:49:25,974 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:49:25,974 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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] [2024-11-24 01:49:25,974 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-24 01:49:25,974 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)] === [2024-11-24 01:49:25,975 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:49:25,976 INFO L85 PathProgramCache]: Analyzing trace with hash 1084225679, now seen corresponding path program 1 times [2024-11-24 01:49:25,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:49:25,976 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895223635] [2024-11-24 01:49:25,976 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:49:25,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:49:30,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:49:31,285 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2024-11-24 01:49:31,286 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:49:31,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [895223635] [2024-11-24 01:49:31,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [895223635] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:49:31,286 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:49:31,286 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:49:31,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772537513] [2024-11-24 01:49:31,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:49:31,287 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:49:31,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:49:31,288 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:49:31,288 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:49:31,289 INFO L87 Difference]: Start difference. First operand 20349 states and 29637 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-24 01:49:32,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:49:32,802 INFO L93 Difference]: Finished difference Result 20355 states and 29642 transitions. [2024-11-24 01:49:32,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:49:32,802 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 133 [2024-11-24 01:49:32,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:49:32,952 INFO L225 Difference]: With dead ends: 20355 [2024-11-24 01:49:32,953 INFO L226 Difference]: Without dead ends: 20353 [2024-11-24 01:49:32,967 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:49:32,969 INFO L435 NwaCegarLoop]: 3106 mSDtfsCounter, 3061 mSDsluCounter, 6194 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3062 SdHoareTripleChecker+Valid, 9300 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:49:32,970 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3062 Valid, 9300 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 01:49:32,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20353 states. [2024-11-24 01:49:34,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20353 to 20353. [2024-11-24 01:49:34,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20353 states, 13893 states have (on average 1.3260634852083784) internal successors, (18423), 14283 states have internal predecessors, (18423), 5595 states have call successors, (5595), 873 states have call predecessors, (5595), 862 states have return successors, (5622), 5422 states have call predecessors, (5622), 5592 states have call successors, (5622) [2024-11-24 01:49:34,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20353 states to 20353 states and 29640 transitions. [2024-11-24 01:49:34,509 INFO L78 Accepts]: Start accepts. Automaton has 20353 states and 29640 transitions. Word has length 133 [2024-11-24 01:49:34,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:49:34,509 INFO L471 AbstractCegarLoop]: Abstraction has 20353 states and 29640 transitions. [2024-11-24 01:49:34,510 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-24 01:49:34,510 INFO L276 IsEmpty]: Start isEmpty. Operand 20353 states and 29640 transitions. [2024-11-24 01:49:34,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-24 01:49:34,513 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:49:34,513 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 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] [2024-11-24 01:49:34,513 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-24 01:49:34,513 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:49:34,514 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:49:34,514 INFO L85 PathProgramCache]: Analyzing trace with hash -1956195315, now seen corresponding path program 1 times [2024-11-24 01:49:34,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:49:34,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253256883] [2024-11-24 01:49:34,514 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:49:34,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:49:39,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:49:39,916 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-24 01:49:39,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:49:39,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1253256883] [2024-11-24 01:49:39,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1253256883] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:49:39,917 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:49:39,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:49:39,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248704476] [2024-11-24 01:49:39,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:49:39,918 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:49:39,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:49:39,919 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:49:39,919 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:49:39,920 INFO L87 Difference]: Start difference. First operand 20353 states and 29640 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 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) [2024-11-24 01:49:41,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:49:41,118 INFO L93 Difference]: Finished difference Result 20359 states and 29645 transitions. [2024-11-24 01:49:41,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:49:41,118 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 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 138 [2024-11-24 01:49:41,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:49:41,257 INFO L225 Difference]: With dead ends: 20359 [2024-11-24 01:49:41,257 INFO L226 Difference]: Without dead ends: 20357 [2024-11-24 01:49:41,277 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:49:41,278 INFO L435 NwaCegarLoop]: 3106 mSDtfsCounter, 3060 mSDsluCounter, 6194 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3061 SdHoareTripleChecker+Valid, 9300 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:49:41,279 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3061 Valid, 9300 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 01:49:41,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20357 states. [2024-11-24 01:49:42,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20357 to 20357. [2024-11-24 01:49:42,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20357 states, 13896 states have (on average 1.325993091537133) internal successors, (18426), 14286 states have internal predecessors, (18426), 5595 states have call successors, (5595), 874 states have call predecessors, (5595), 863 states have return successors, (5622), 5422 states have call predecessors, (5622), 5592 states have call successors, (5622) [2024-11-24 01:49:42,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20357 states to 20357 states and 29643 transitions. [2024-11-24 01:49:42,521 INFO L78 Accepts]: Start accepts. Automaton has 20357 states and 29643 transitions. Word has length 138 [2024-11-24 01:49:42,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:49:42,521 INFO L471 AbstractCegarLoop]: Abstraction has 20357 states and 29643 transitions. [2024-11-24 01:49:42,521 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 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) [2024-11-24 01:49:42,521 INFO L276 IsEmpty]: Start isEmpty. Operand 20357 states and 29643 transitions. [2024-11-24 01:49:42,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-24 01:49:42,525 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:49:42,525 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2024-11-24 01:49:42,525 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-24 01:49:42,526 INFO L396 AbstractCegarLoop]: === Iteration 11 === 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)] === [2024-11-24 01:49:42,526 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:49:42,526 INFO L85 PathProgramCache]: Analyzing trace with hash -1731162353, now seen corresponding path program 1 times [2024-11-24 01:49:42,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:49:42,527 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679707461] [2024-11-24 01:49:42,527 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:49:42,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:49:47,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:49:47,906 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2024-11-24 01:49:47,906 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:49:47,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1679707461] [2024-11-24 01:49:47,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1679707461] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:49:47,906 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:49:47,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:49:47,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118555701] [2024-11-24 01:49:47,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:49:47,908 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:49:47,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:49:47,908 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:49:47,909 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:49:47,909 INFO L87 Difference]: Start difference. First operand 20357 states and 29643 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 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) [2024-11-24 01:49:49,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:49:49,057 INFO L93 Difference]: Finished difference Result 20363 states and 29648 transitions. [2024-11-24 01:49:49,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:49:49,057 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 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 143 [2024-11-24 01:49:49,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:49:49,174 INFO L225 Difference]: With dead ends: 20363 [2024-11-24 01:49:49,174 INFO L226 Difference]: Without dead ends: 20361 [2024-11-24 01:49:49,192 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:49:49,192 INFO L435 NwaCegarLoop]: 3106 mSDtfsCounter, 3059 mSDsluCounter, 6194 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3060 SdHoareTripleChecker+Valid, 9300 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:49:49,192 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3060 Valid, 9300 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 01:49:49,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20361 states. [2024-11-24 01:49:50,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20361 to 20361. [2024-11-24 01:49:50,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20361 states, 13899 states have (on average 1.3259227282538313) internal successors, (18429), 14289 states have internal predecessors, (18429), 5595 states have call successors, (5595), 875 states have call predecessors, (5595), 864 states have return successors, (5622), 5422 states have call predecessors, (5622), 5592 states have call successors, (5622) [2024-11-24 01:49:50,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20361 states to 20361 states and 29646 transitions. [2024-11-24 01:49:50,462 INFO L78 Accepts]: Start accepts. Automaton has 20361 states and 29646 transitions. Word has length 143 [2024-11-24 01:49:50,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:49:50,463 INFO L471 AbstractCegarLoop]: Abstraction has 20361 states and 29646 transitions. [2024-11-24 01:49:50,464 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 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) [2024-11-24 01:49:50,464 INFO L276 IsEmpty]: Start isEmpty. Operand 20361 states and 29646 transitions. [2024-11-24 01:49:50,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-24 01:49:50,466 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:49:50,467 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:49:50,467 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-24 01:49:50,467 INFO L396 AbstractCegarLoop]: === Iteration 12 === 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)] === [2024-11-24 01:49:50,467 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:49:50,467 INFO L85 PathProgramCache]: Analyzing trace with hash -637330359, now seen corresponding path program 1 times [2024-11-24 01:49:50,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:49:50,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929863133] [2024-11-24 01:49:50,468 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:49:50,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:49:55,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:49:55,365 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-24 01:49:55,366 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:49:55,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1929863133] [2024-11-24 01:49:55,367 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1929863133] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:49:55,367 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:49:55,367 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:49:55,367 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003593563] [2024-11-24 01:49:55,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:49:55,368 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:49:55,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:49:55,368 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:49:55,368 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:49:55,368 INFO L87 Difference]: Start difference. First operand 20361 states and 29646 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-24 01:49:59,418 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:50:01,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:50:01,373 INFO L93 Difference]: Finished difference Result 46270 states and 67297 transitions. [2024-11-24 01:50:01,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:50:01,373 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 142 [2024-11-24 01:50:01,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:50:01,525 INFO L225 Difference]: With dead ends: 46270 [2024-11-24 01:50:01,525 INFO L226 Difference]: Without dead ends: 25963 [2024-11-24 01:50:01,622 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:50:01,624 INFO L435 NwaCegarLoop]: 4892 mSDtfsCounter, 1849 mSDsluCounter, 3036 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 15 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1849 SdHoareTripleChecker+Valid, 7928 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:50:01,625 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1849 Valid, 7928 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 75 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2024-11-24 01:50:01,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25963 states. [2024-11-24 01:50:02,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25963 to 25915. [2024-11-24 01:50:02,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25915 states, 17773 states have (on average 1.3245372193777079) internal successors, (23541), 18265 states have internal predecessors, (23541), 6987 states have call successors, (6987), 1163 states have call predecessors, (6987), 1152 states have return successors, (7014), 6774 states have call predecessors, (7014), 6984 states have call successors, (7014) [2024-11-24 01:50:03,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25915 states to 25915 states and 37542 transitions. [2024-11-24 01:50:03,034 INFO L78 Accepts]: Start accepts. Automaton has 25915 states and 37542 transitions. Word has length 142 [2024-11-24 01:50:03,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:50:03,034 INFO L471 AbstractCegarLoop]: Abstraction has 25915 states and 37542 transitions. [2024-11-24 01:50:03,034 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-24 01:50:03,035 INFO L276 IsEmpty]: Start isEmpty. Operand 25915 states and 37542 transitions. [2024-11-24 01:50:03,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-24 01:50:03,037 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:50:03,038 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 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] [2024-11-24 01:50:03,038 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-24 01:50:03,038 INFO L396 AbstractCegarLoop]: === Iteration 13 === 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)] === [2024-11-24 01:50:03,038 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:50:03,039 INFO L85 PathProgramCache]: Analyzing trace with hash -1002002112, now seen corresponding path program 1 times [2024-11-24 01:50:03,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:50:03,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1882520614] [2024-11-24 01:50:03,039 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:50:03,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:50:07,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:50:07,782 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-11-24 01:50:07,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:50:07,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1882520614] [2024-11-24 01:50:07,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1882520614] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:50:07,783 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:50:07,783 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:50:07,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1964790536] [2024-11-24 01:50:07,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:50:07,783 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:50:07,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:50:07,784 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:50:07,784 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:50:07,784 INFO L87 Difference]: Start difference. First operand 25915 states and 37542 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-24 01:50:09,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:50:09,252 INFO L93 Difference]: Finished difference Result 25921 states and 37547 transitions. [2024-11-24 01:50:09,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:50:09,252 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 166 [2024-11-24 01:50:09,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:50:09,367 INFO L225 Difference]: With dead ends: 25921 [2024-11-24 01:50:09,367 INFO L226 Difference]: Without dead ends: 25919 [2024-11-24 01:50:09,381 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:50:09,382 INFO L435 NwaCegarLoop]: 3106 mSDtfsCounter, 3047 mSDsluCounter, 6194 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3048 SdHoareTripleChecker+Valid, 9300 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:50:09,382 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3048 Valid, 9300 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:50:09,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25919 states. [2024-11-24 01:50:10,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25919 to 25919. [2024-11-24 01:50:11,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25919 states, 17776 states have (on average 1.3244824482448245) internal successors, (23544), 18268 states have internal predecessors, (23544), 6987 states have call successors, (6987), 1164 states have call predecessors, (6987), 1153 states have return successors, (7014), 6774 states have call predecessors, (7014), 6984 states have call successors, (7014) [2024-11-24 01:50:11,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25919 states to 25919 states and 37545 transitions. [2024-11-24 01:50:11,133 INFO L78 Accepts]: Start accepts. Automaton has 25919 states and 37545 transitions. Word has length 166 [2024-11-24 01:50:11,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:50:11,134 INFO L471 AbstractCegarLoop]: Abstraction has 25919 states and 37545 transitions. [2024-11-24 01:50:11,134 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-24 01:50:11,134 INFO L276 IsEmpty]: Start isEmpty. Operand 25919 states and 37545 transitions. [2024-11-24 01:50:11,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-24 01:50:11,136 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:50:11,136 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 7, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:50:11,136 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-24 01:50:11,136 INFO L396 AbstractCegarLoop]: === Iteration 14 === 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)] === [2024-11-24 01:50:11,137 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:50:11,137 INFO L85 PathProgramCache]: Analyzing trace with hash 176731535, now seen corresponding path program 1 times [2024-11-24 01:50:11,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:50:11,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377688561] [2024-11-24 01:50:11,137 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:50:11,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:50:15,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:50:15,974 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2024-11-24 01:50:15,974 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:50:15,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1377688561] [2024-11-24 01:50:15,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1377688561] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:50:15,975 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:50:15,975 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:50:15,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080971128] [2024-11-24 01:50:15,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:50:15,975 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:50:15,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:50:15,976 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:50:15,976 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:50:15,976 INFO L87 Difference]: Start difference. First operand 25919 states and 37545 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-24 01:50:17,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:50:17,494 INFO L93 Difference]: Finished difference Result 32307 states and 46846 transitions. [2024-11-24 01:50:17,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:50:17,494 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 153 [2024-11-24 01:50:17,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:50:17,597 INFO L225 Difference]: With dead ends: 32307 [2024-11-24 01:50:17,597 INFO L226 Difference]: Without dead ends: 32305 [2024-11-24 01:50:17,609 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:50:17,609 INFO L435 NwaCegarLoop]: 3621 mSDtfsCounter, 2414 mSDsluCounter, 8466 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2415 SdHoareTripleChecker+Valid, 12087 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:50:17,609 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2415 Valid, 12087 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 01:50:17,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32305 states. [2024-11-24 01:50:18,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32305 to 32305. [2024-11-24 01:50:19,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32305 states, 22519 states have (on average 1.3398019450242018) internal successors, (30171), 23043 states have internal predecessors, (30171), 8323 states have call successors, (8323), 1471 states have call predecessors, (8323), 1460 states have return successors, (8350), 8110 states have call predecessors, (8350), 8320 states have call successors, (8350) [2024-11-24 01:50:19,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32305 states to 32305 states and 46844 transitions. [2024-11-24 01:50:19,136 INFO L78 Accepts]: Start accepts. Automaton has 32305 states and 46844 transitions. Word has length 153 [2024-11-24 01:50:19,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:50:19,136 INFO L471 AbstractCegarLoop]: Abstraction has 32305 states and 46844 transitions. [2024-11-24 01:50:19,136 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-24 01:50:19,136 INFO L276 IsEmpty]: Start isEmpty. Operand 32305 states and 46844 transitions. [2024-11-24 01:50:19,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-11-24 01:50:19,139 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:50:19,139 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 6, 6, 6, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:50:19,140 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-24 01:50:19,140 INFO L396 AbstractCegarLoop]: === Iteration 15 === 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)] === [2024-11-24 01:50:19,140 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:50:19,140 INFO L85 PathProgramCache]: Analyzing trace with hash -1515889024, now seen corresponding path program 1 times [2024-11-24 01:50:19,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:50:19,141 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429846646] [2024-11-24 01:50:19,141 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:50:19,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:50:23,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:50:24,067 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2024-11-24 01:50:24,067 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:50:24,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [429846646] [2024-11-24 01:50:24,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [429846646] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:50:24,068 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:50:24,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:50:24,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571037094] [2024-11-24 01:50:24,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:50:24,069 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:50:24,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:50:24,069 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:50:24,069 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:50:24,069 INFO L87 Difference]: Start difference. First operand 32305 states and 46844 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-24 01:50:25,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:50:25,413 INFO L93 Difference]: Finished difference Result 32311 states and 46849 transitions. [2024-11-24 01:50:25,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:50:25,414 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 176 [2024-11-24 01:50:25,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:50:25,537 INFO L225 Difference]: With dead ends: 32311 [2024-11-24 01:50:25,537 INFO L226 Difference]: Without dead ends: 32309 [2024-11-24 01:50:25,558 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:50:25,559 INFO L435 NwaCegarLoop]: 3106 mSDtfsCounter, 3045 mSDsluCounter, 6194 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3046 SdHoareTripleChecker+Valid, 9300 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:50:25,559 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3046 Valid, 9300 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:50:25,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32309 states. [2024-11-24 01:50:27,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32309 to 32309. [2024-11-24 01:50:27,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32309 states, 22522 states have (on average 1.3397566823550306) internal successors, (30174), 23046 states have internal predecessors, (30174), 8323 states have call successors, (8323), 1472 states have call predecessors, (8323), 1461 states have return successors, (8350), 8110 states have call predecessors, (8350), 8320 states have call successors, (8350) [2024-11-24 01:50:28,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32309 states to 32309 states and 46847 transitions. [2024-11-24 01:50:28,107 INFO L78 Accepts]: Start accepts. Automaton has 32309 states and 46847 transitions. Word has length 176 [2024-11-24 01:50:28,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:50:28,107 INFO L471 AbstractCegarLoop]: Abstraction has 32309 states and 46847 transitions. [2024-11-24 01:50:28,108 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-24 01:50:28,108 INFO L276 IsEmpty]: Start isEmpty. Operand 32309 states and 46847 transitions. [2024-11-24 01:50:28,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-24 01:50:28,110 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:50:28,110 INFO L218 NwaCegarLoop]: trace histogram [9, 8, 8, 8, 8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:50:28,110 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-24 01:50:28,110 INFO L396 AbstractCegarLoop]: === Iteration 16 === 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)] === [2024-11-24 01:50:28,111 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:50:28,111 INFO L85 PathProgramCache]: Analyzing trace with hash 1033137167, now seen corresponding path program 1 times [2024-11-24 01:50:28,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:50:28,111 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [954359028] [2024-11-24 01:50:28,111 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:50:28,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:50:32,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:50:33,043 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 262 trivial. 0 not checked. [2024-11-24 01:50:33,043 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:50:33,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [954359028] [2024-11-24 01:50:33,043 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [954359028] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:50:33,043 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:50:33,043 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:50:33,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921742361] [2024-11-24 01:50:33,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:50:33,044 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:50:33,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:50:33,044 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:50:33,044 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:50:33,045 INFO L87 Difference]: Start difference. First operand 32309 states and 46847 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-24 01:50:34,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:50:34,611 INFO L93 Difference]: Finished difference Result 32315 states and 46852 transitions. [2024-11-24 01:50:34,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:50:34,611 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 163 [2024-11-24 01:50:34,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:50:34,731 INFO L225 Difference]: With dead ends: 32315 [2024-11-24 01:50:34,731 INFO L226 Difference]: Without dead ends: 32313 [2024-11-24 01:50:34,749 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:50:34,750 INFO L435 NwaCegarLoop]: 3106 mSDtfsCounter, 3055 mSDsluCounter, 6194 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3056 SdHoareTripleChecker+Valid, 9300 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:50:34,750 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3056 Valid, 9300 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:50:34,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32313 states. [2024-11-24 01:50:36,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32313 to 32313. [2024-11-24 01:50:36,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32313 states, 22525 states have (on average 1.3397114317425083) internal successors, (30177), 23049 states have internal predecessors, (30177), 8323 states have call successors, (8323), 1473 states have call predecessors, (8323), 1462 states have return successors, (8350), 8110 states have call predecessors, (8350), 8320 states have call successors, (8350) [2024-11-24 01:50:36,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32313 states to 32313 states and 46850 transitions. [2024-11-24 01:50:36,645 INFO L78 Accepts]: Start accepts. Automaton has 32313 states and 46850 transitions. Word has length 163 [2024-11-24 01:50:36,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:50:36,645 INFO L471 AbstractCegarLoop]: Abstraction has 32313 states and 46850 transitions. [2024-11-24 01:50:36,645 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-24 01:50:36,645 INFO L276 IsEmpty]: Start isEmpty. Operand 32313 states and 46850 transitions. [2024-11-24 01:50:36,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-24 01:50:36,647 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:50:36,647 INFO L218 NwaCegarLoop]: trace histogram [10, 9, 9, 8, 8, 6, 6, 6, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:50:36,648 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-24 01:50:36,648 INFO L396 AbstractCegarLoop]: === Iteration 17 === 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)] === [2024-11-24 01:50:36,648 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:50:36,648 INFO L85 PathProgramCache]: Analyzing trace with hash -142330944, now seen corresponding path program 1 times [2024-11-24 01:50:36,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:50:36,648 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [413482204] [2024-11-24 01:50:36,649 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:50:36,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:50:40,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:50:41,224 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2024-11-24 01:50:41,224 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:50:41,224 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [413482204] [2024-11-24 01:50:41,224 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [413482204] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:50:41,225 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:50:41,225 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:50:41,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614767923] [2024-11-24 01:50:41,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:50:41,226 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:50:41,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:50:41,226 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:50:41,226 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:50:41,227 INFO L87 Difference]: Start difference. First operand 32313 states and 46850 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-24 01:50:42,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:50:42,957 INFO L93 Difference]: Finished difference Result 32319 states and 46855 transitions. [2024-11-24 01:50:42,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:50:42,958 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 186 [2024-11-24 01:50:42,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:50:43,061 INFO L225 Difference]: With dead ends: 32319 [2024-11-24 01:50:43,061 INFO L226 Difference]: Without dead ends: 32317 [2024-11-24 01:50:43,074 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:50:43,074 INFO L435 NwaCegarLoop]: 3106 mSDtfsCounter, 3043 mSDsluCounter, 6194 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3044 SdHoareTripleChecker+Valid, 9300 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:50:43,075 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3044 Valid, 9300 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:50:43,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32317 states.