./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 d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6554a0-e577-49c5-a1d0-4fab0a202bdb/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6554a0-e577-49c5-a1d0-4fab0a202bdb/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6554a0-e577-49c5-a1d0-4fab0a202bdb/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6554a0-e577-49c5-a1d0-4fab0a202bdb/bin/uautomizer-verify-aQ6SnzHsRB/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_4b6554a0-e577-49c5-a1d0-4fab0a202bdb/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6554a0-e577-49c5-a1d0-4fab0a202bdb/bin/uautomizer-verify-aQ6SnzHsRB --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-d790fec [2024-11-28 03:05:53,749 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:05:53,855 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6554a0-e577-49c5-a1d0-4fab0a202bdb/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-28 03:05:53,864 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:05:53,865 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:05:53,910 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:05:53,911 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:05:53,912 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:05:53,913 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:05:53,913 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:05:53,914 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 03:05:53,915 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 03:05:53,915 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:05:53,915 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:05:53,915 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:05:53,916 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:05:53,916 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 03:05:53,916 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 03:05:53,916 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:05:53,916 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 03:05:53,916 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 03:05:53,917 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 03:05:53,917 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:05:53,917 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:05:53,917 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:05:53,917 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 03:05:53,917 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:05:53,917 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:05:53,917 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:05:53,918 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:05:53,918 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:05:53,918 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:05:53,918 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:05:53,918 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:05:53,918 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:05:53,919 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:05:53,919 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 03:05:53,919 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 03:05:53,919 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 03:05:53,919 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 03:05:53,919 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 03:05:53,919 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 03:05:53,919 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 03:05:53,919 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 03:05:53,919 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 03:05:53,919 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_4b6554a0-e577-49c5-a1d0-4fab0a202bdb/bin/uautomizer-verify-aQ6SnzHsRB 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 [2024-11-28 03:05:54,245 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:05:54,257 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:05:54,262 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:05:54,263 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:05:54,264 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:05:54,267 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6554a0-e577-49c5-a1d0-4fab0a202bdb/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-hp-hp100.cil.i [2024-11-28 03:05:57,352 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6554a0-e577-49c5-a1d0-4fab0a202bdb/bin/uautomizer-verify-aQ6SnzHsRB/data/fea5da8a1/fcacae97c17d4c23a398f2c6ea80da79/FLAG2391e6c19 [2024-11-28 03:05:58,196 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:05:58,197 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6554a0-e577-49c5-a1d0-4fab0a202bdb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-hp-hp100.cil.i [2024-11-28 03:05:58,274 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6554a0-e577-49c5-a1d0-4fab0a202bdb/bin/uautomizer-verify-aQ6SnzHsRB/data/fea5da8a1/fcacae97c17d4c23a398f2c6ea80da79/FLAG2391e6c19 [2024-11-28 03:05:58,292 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6554a0-e577-49c5-a1d0-4fab0a202bdb/bin/uautomizer-verify-aQ6SnzHsRB/data/fea5da8a1/fcacae97c17d4c23a398f2c6ea80da79 [2024-11-28 03:05:58,294 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:05:58,296 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:05:58,298 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:05:58,298 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:05:58,303 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:05:58,304 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:05:58" (1/1) ... [2024-11-28 03:05:58,305 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66777090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:58, skipping insertion in model container [2024-11-28 03:05:58,305 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:05:58" (1/1) ... [2024-11-28 03:05:58,472 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:06:01,523 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_4b6554a0-e577-49c5-a1d0-4fab0a202bdb/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] [2024-11-28 03:06:01,527 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_4b6554a0-e577-49c5-a1d0-4fab0a202bdb/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] [2024-11-28 03:06:01,527 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_4b6554a0-e577-49c5-a1d0-4fab0a202bdb/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] [2024-11-28 03:06:01,528 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_4b6554a0-e577-49c5-a1d0-4fab0a202bdb/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] [2024-11-28 03:06:01,550 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:06:01,580 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:06:01,749 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] [2024-11-28 03:06:01,751 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] [2024-11-28 03:06:01,753 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] [2024-11-28 03:06:01,753 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] [2024-11-28 03:06:01,757 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [5314] [2024-11-28 03:06:01,757 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5317] [2024-11-28 03:06:01,757 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5320] [2024-11-28 03:06:01,758 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5323] [2024-11-28 03:06:01,762 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5392] [2024-11-28 03:06:01,763 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5438] [2024-11-28 03:06:01,763 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5446] [2024-11-28 03:06:01,764 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [5453] [2024-11-28 03:06:01,764 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [5461] [2024-11-28 03:06:01,766 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5468] [2024-11-28 03:06:01,766 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5476] [2024-11-28 03:06:01,767 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; outsl": "+S" (addr), "+c" (count): "d" (port)); [5483] [2024-11-28 03:06:01,767 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; insl": "+D" (addr), "+c" (count): "d" (port)); [5490] [2024-11-28 03:06:01,777 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] [2024-11-28 03:06:01,779 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] [2024-11-28 03:06:02,065 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_4b6554a0-e577-49c5-a1d0-4fab0a202bdb/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] [2024-11-28 03:06:02,065 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_4b6554a0-e577-49c5-a1d0-4fab0a202bdb/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] [2024-11-28 03:06:02,066 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_4b6554a0-e577-49c5-a1d0-4fab0a202bdb/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] [2024-11-28 03:06:02,066 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_4b6554a0-e577-49c5-a1d0-4fab0a202bdb/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] [2024-11-28 03:06:02,077 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:06:02,273 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:06:02,274 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:02 WrapperNode [2024-11-28 03:06:02,275 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:06:02,276 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:06:02,276 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:06:02,276 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:06:02,283 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:02" (1/1) ... [2024-11-28 03:06:02,392 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:02" (1/1) ... [2024-11-28 03:06:02,749 INFO L138 Inliner]: procedures = 390, calls = 1834, calls flagged for inlining = 178, calls inlined = 157, statements flattened = 4991 [2024-11-28 03:06:02,752 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:06:02,753 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:06:02,757 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:06:02,757 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:06:02,775 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:02" (1/1) ... [2024-11-28 03:06:02,779 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:02" (1/1) ... [2024-11-28 03:06:02,829 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:02" (1/1) ... [2024-11-28 03:06:03,779 INFO L175 MemorySlicer]: Split 688 memory accesses to 17 slices as follows [556, 2, 6, 2, 4, 8, 24, 8, 1, 8, 6, 1, 2, 1, 54, 3, 2]. 81 percent of accesses are in the largest equivalence class. The 54 initializations are split as follows [6, 0, 6, 0, 0, 0, 24, 8, 0, 0, 6, 1, 2, 0, 0, 1, 0]. The 343 writes are split as follows [291, 0, 0, 1, 4, 1, 0, 0, 1, 2, 0, 0, 0, 0, 42, 0, 1]. [2024-11-28 03:06:03,779 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:02" (1/1) ... [2024-11-28 03:06:03,780 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:02" (1/1) ... [2024-11-28 03:06:03,901 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:02" (1/1) ... [2024-11-28 03:06:03,917 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:02" (1/1) ... [2024-11-28 03:06:03,961 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:02" (1/1) ... [2024-11-28 03:06:04,008 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:02" (1/1) ... [2024-11-28 03:06:04,035 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:02" (1/1) ... [2024-11-28 03:06:04,104 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:06:04,107 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:06:04,108 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:06:04,108 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:06:04,109 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:02" (1/1) ... [2024-11-28 03:06:04,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:06:04,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6554a0-e577-49c5-a1d0-4fab0a202bdb/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:06:04,209 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6554a0-e577-49c5-a1d0-4fab0a202bdb/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 03:06:04,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6554a0-e577-49c5-a1d0-4fab0a202bdb/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 03:06:04,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-28 03:06:04,247 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-28 03:06:04,248 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2024-11-28 03:06:04,248 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2024-11-28 03:06:04,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-28 03:06:04,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-28 03:06:04,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-28 03:06:04,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-28 03:06:04,249 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-28 03:06:04,249 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-28 03:06:04,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_66 [2024-11-28 03:06:04,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_66 [2024-11-28 03:06:04,249 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2024-11-28 03:06:04,249 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2024-11-28 03:06:04,249 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_open [2024-11-28 03:06:04,249 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_open [2024-11-28 03:06:04,250 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_load_eeprom [2024-11-28 03:06:04,250 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_load_eeprom [2024-11-28 03:06:04,250 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_sense_lan [2024-11-28 03:06:04,250 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_sense_lan [2024-11-28 03:06:04,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-28 03:06:04,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-28 03:06:04,250 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2024-11-28 03:06:04,250 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2024-11-28 03:06:04,250 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-28 03:06:04,250 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-28 03:06:04,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-28 03:06:04,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-28 03:06:04,251 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-11-28 03:06:04,251 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-11-28 03:06:04,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 03:06:04,251 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2024-11-28 03:06:04,251 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2024-11-28 03:06:04,251 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2024-11-28 03:06:04,251 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2024-11-28 03:06:04,251 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-28 03:06:04,251 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-28 03:06:04,251 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_cascade_reset [2024-11-28 03:06:04,251 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_cascade_reset [2024-11-28 03:06:04,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-28 03:06:04,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-28 03:06:04,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-28 03:06:04,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-28 03:06:04,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-28 03:06:04,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-28 03:06:04,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-28 03:06:04,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-28 03:06:04,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-28 03:06:04,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-28 03:06:04,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-28 03:06:04,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-28 03:06:04,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-28 03:06:04,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-28 03:06:04,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-28 03:06:04,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-28 03:06:04,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-28 03:06:04,256 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-28 03:06:04,256 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-28 03:06:04,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-28 03:06:04,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-28 03:06:04,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-28 03:06:04,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-28 03:06:04,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-28 03:06:04,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-28 03:06:04,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-28 03:06:04,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-28 03:06:04,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-28 03:06:04,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-28 03:06:04,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-28 03:06:04,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-28 03:06:04,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-28 03:06:04,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-28 03:06:04,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-28 03:06:04,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-28 03:06:04,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-28 03:06:04,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-28 03:06:04,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-28 03:06:04,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 03:06:04,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 03:06:04,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 03:06:04,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-28 03:06:04,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-28 03:06:04,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-28 03:06:04,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-28 03:06:04,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-28 03:06:04,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-28 03:06:04,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-28 03:06:04,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-28 03:06:04,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-28 03:06:04,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-28 03:06:04,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-28 03:06:04,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-28 03:06:04,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-28 03:06:04,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-28 03:06:04,260 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-28 03:06:04,260 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-28 03:06:04,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-28 03:06:04,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-28 03:06:04,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-28 03:06:04,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-28 03:06:04,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-28 03:06:04,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-28 03:06:04,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-28 03:06:04,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-28 03:06:04,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-28 03:06:04,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-28 03:06:04,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-28 03:06:04,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-28 03:06:04,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-28 03:06:04,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-28 03:06:04,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-28 03:06:04,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-28 03:06:04,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-11-28 03:06:04,262 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-28 03:06:04,262 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-28 03:06:04,262 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-28 03:06:04,263 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-28 03:06:04,263 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-28 03:06:04,263 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-28 03:06:04,263 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-28 03:06:04,263 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-28 03:06:04,264 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-28 03:06:04,264 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-28 03:06:04,264 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-28 03:06:04,264 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-28 03:06:04,264 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-28 03:06:04,264 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-28 03:06:04,264 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-28 03:06:04,264 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-28 03:06:04,264 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-11-28 03:06:04,264 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_rx_bm [2024-11-28 03:06:04,266 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_rx_bm [2024-11-28 03:06:04,267 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_BM_shutdown [2024-11-28 03:06:04,267 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_BM_shutdown [2024-11-28 03:06:04,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-28 03:06:04,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-28 03:06:04,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-28 03:06:04,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-28 03:06:04,267 INFO L130 BoogieDeclarations]: Found specification of procedure wait [2024-11-28 03:06:04,267 INFO L138 BoogieDeclarations]: Found implementation of procedure wait [2024-11-28 03:06:04,267 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-11-28 03:06:04,267 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-11-28 03:06:04,267 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_hwinit [2024-11-28 03:06:04,267 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_hwinit [2024-11-28 03:06:04,267 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-28 03:06:04,268 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-28 03:06:04,268 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_whatever [2024-11-28 03:06:04,268 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_whatever [2024-11-28 03:06:04,268 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_close [2024-11-28 03:06:04,268 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_close [2024-11-28 03:06:04,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-28 03:06:04,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-28 03:06:04,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-28 03:06:04,268 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_stop_interface [2024-11-28 03:06:04,268 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_stop_interface [2024-11-28 03:06:04,268 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_check_lan [2024-11-28 03:06:04,268 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_check_lan [2024-11-28 03:06:04,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-28 03:06:04,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-28 03:06:04,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 03:06:04,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-28 03:06:04,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-28 03:06:04,269 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-28 03:06:04,269 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-28 03:06:04,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-28 03:06:04,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-28 03:06:04,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-28 03:06:04,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-28 03:06:04,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-28 03:06:04,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-28 03:06:04,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-28 03:06:04,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-28 03:06:04,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-28 03:06:04,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-28 03:06:04,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-28 03:06:04,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-28 03:06:04,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-28 03:06:04,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-28 03:06:04,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-28 03:06:04,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-28 03:06:04,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-28 03:06:04,270 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-28 03:06:04,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-28 03:06:04,270 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-28 03:06:04,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-28 03:06:04,270 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-11-28 03:06:04,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-11-28 03:06:04,272 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_rxfill [2024-11-28 03:06:04,272 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_rxfill [2024-11-28 03:06:04,272 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-28 03:06:04,272 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-28 03:06:04,272 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-28 03:06:04,272 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-28 03:06:04,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-28 03:06:04,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-28 03:06:04,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:06:04,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:06:04,273 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_update_stats [2024-11-28 03:06:04,273 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_update_stats [2024-11-28 03:06:04,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-28 03:06:04,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-28 03:06:04,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-28 03:06:04,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-28 03:06:04,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-28 03:06:04,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-28 03:06:04,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-28 03:06:04,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-28 03:06:04,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-28 03:06:04,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-28 03:06:04,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-28 03:06:04,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-28 03:06:04,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-28 03:06:04,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-28 03:06:04,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-28 03:06:04,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-28 03:06:04,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-28 03:06:04,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-28 03:06:04,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-28 03:06:04,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-28 03:06:04,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-28 03:06:04,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-28 03:06:04,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-28 03:06:04,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-28 03:06:04,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-28 03:06:04,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-28 03:06:04,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-28 03:06:04,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-28 03:06:04,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-28 03:06:04,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-28 03:06:04,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-28 03:06:04,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-28 03:06:04,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-28 03:06:04,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-28 03:06:04,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-28 03:06:04,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-28 03:06:04,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-28 03:06:04,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-28 03:06:04,275 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-11-28 03:06:04,275 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-11-28 03:06:04,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-28 03:06:04,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-28 03:06:04,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-28 03:06:04,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-28 03:06:04,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-28 03:06:04,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-28 03:06:04,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-28 03:06:04,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-28 03:06:04,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-28 03:06:04,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-28 03:06:04,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-28 03:06:04,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-28 03:06:04,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-28 03:06:04,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-28 03:06:04,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-28 03:06:04,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-28 03:06:04,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-11-28 03:06:04,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-28 03:06:04,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-28 03:06:04,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-28 03:06:04,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-28 03:06:04,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-28 03:06:04,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-28 03:06:04,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-28 03:06:04,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-28 03:06:04,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-28 03:06:04,280 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-28 03:06:04,280 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-28 03:06:04,280 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-28 03:06:04,280 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-28 03:06:04,280 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-28 03:06:04,280 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-28 03:06:04,280 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-28 03:06:04,280 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-11-28 03:06:04,280 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-28 03:06:04,280 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-28 03:06:04,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 03:06:04,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-28 03:06:04,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-28 03:06:04,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-28 03:06:04,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-28 03:06:04,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-28 03:06:04,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-28 03:06:04,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-28 03:06:04,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-28 03:06:04,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-28 03:06:04,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-28 03:06:04,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-28 03:06:04,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-28 03:06:04,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-28 03:06:04,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-28 03:06:04,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-28 03:06:04,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-28 03:06:04,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-28 03:06:04,281 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-28 03:06:04,281 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-28 03:06:04,281 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-28 03:06:04,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-28 03:06:04,281 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2024-11-28 03:06:04,283 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2024-11-28 03:06:04,283 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-28 03:06:04,284 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-28 03:06:04,284 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-11-28 03:06:04,284 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-11-28 03:06:04,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-28 03:06:04,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-28 03:06:04,284 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2024-11-28 03:06:04,284 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2024-11-28 03:06:04,284 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_pci_remove [2024-11-28 03:06:04,284 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_pci_remove [2024-11-28 03:06:04,284 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_build_rx_pdl [2024-11-28 03:06:04,284 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_build_rx_pdl [2024-11-28 03:06:04,284 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2024-11-28 03:06:04,284 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2024-11-28 03:06:04,284 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-28 03:06:04,284 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-28 03:06:04,284 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2024-11-28 03:06:04,284 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2024-11-28 03:06:04,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_hp100_private [2024-11-28 03:06:04,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_hp100_private [2024-11-28 03:06:04,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 03:06:04,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 03:06:04,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 03:06:04,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-28 03:06:04,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-28 03:06:04,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-28 03:06:04,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-28 03:06:04,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-28 03:06:04,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-28 03:06:04,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-28 03:06:04,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-28 03:06:04,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-28 03:06:04,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-28 03:06:04,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-28 03:06:04,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-28 03:06:04,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-28 03:06:04,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-28 03:06:04,285 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2024-11-28 03:06:04,285 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2024-11-28 03:06:04,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-28 03:06:04,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-28 03:06:04,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_hp100_private [2024-11-28 03:06:04,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_hp100_private [2024-11-28 03:06:04,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_80 [2024-11-28 03:06:04,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_80 [2024-11-28 03:06:04,285 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2024-11-28 03:06:04,285 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2024-11-28 03:06:04,285 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2024-11-28 03:06:04,285 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2024-11-28 03:06:04,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-28 03:06:04,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-28 03:06:04,286 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_set_multicast_list [2024-11-28 03:06:04,286 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_set_multicast_list [2024-11-28 03:06:04,286 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_start_interface [2024-11-28 03:06:04,286 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_start_interface [2024-11-28 03:06:04,286 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-11-28 03:06:04,286 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-11-28 03:06:04,286 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_clean_txring [2024-11-28 03:06:04,286 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_clean_txring [2024-11-28 03:06:04,286 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2024-11-28 03:06:04,286 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2024-11-28 03:06:04,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 03:06:04,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 03:06:04,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 03:06:04,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-28 03:06:04,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-28 03:06:04,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-28 03:06:04,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-28 03:06:04,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-28 03:06:04,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-28 03:06:04,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-28 03:06:04,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-28 03:06:04,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-28 03:06:04,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-28 03:06:04,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-28 03:06:04,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-28 03:06:04,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-28 03:06:04,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-28 03:06:04,287 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2024-11-28 03:06:04,287 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2024-11-28 03:06:04,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-28 03:06:04,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-28 03:06:04,287 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_login_to_vg_hub [2024-11-28 03:06:04,287 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_login_to_vg_hub [2024-11-28 03:06:04,291 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2024-11-28 03:06:04,291 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2024-11-28 03:06:05,444 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:06:05,448 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:06:06,443 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-28 03:06:23,571 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-28 03:06:23,573 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-28 03:06:26,489 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; [2024-11-28 03:06:26,490 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); [2024-11-28 03:06:26,490 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L8561: assume 2096896 == ~tmp___4~7#1 % 18446744073709551616;#t~bitwise753#1 := ~tmp___4~7#1; [2024-11-28 03:06:26,490 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L8561: assume !(2096896 == ~tmp___4~7#1 % 18446744073709551616); [2024-11-28 03:06:26,490 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; [2024-11-28 03:06:26,490 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L8561-3: assume 0 == #t~bitwise753#1 % 18446744073709551616;havoc #t~bitwise753#1; [2024-11-28 03:06:26,490 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L8561-3: assume !(0 == #t~bitwise753#1 % 18446744073709551616);havoc #t~bitwise753#1; [2024-11-28 03:06:26,491 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L8563: SUMMARY for call #t~ret754#1 := schedule_timeout_interruptible(1); srcloc: null [2024-11-28 03:06:26,491 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L8563-1: assume -9223372036854775808 <= #t~ret754#1 && #t~ret754#1 <= 9223372036854775807;havoc #t~ret754#1; [2024-11-28 03:06:26,492 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##30: assume !(0 == ~tmp___4~7#1 % 18446744073709551616); [2024-11-28 03:06:26,492 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##29: assume 0 == ~tmp___4~7#1 % 18446744073709551616;#t~bitwise753#1 := 0; [2024-11-28 03:06:27,728 INFO L? ?]: Removed 2354 outVars from TransFormulas that were not future-live. [2024-11-28 03:06:27,729 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:06:27,785 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:06:27,786 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-28 03:06:27,786 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:06:27 BoogieIcfgContainer [2024-11-28 03:06:27,786 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:06:27,789 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 03:06:27,789 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 03:06:27,796 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 03:06:27,796 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:05:58" (1/3) ... [2024-11-28 03:06:27,797 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46884775 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:06:27, skipping insertion in model container [2024-11-28 03:06:27,797 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:02" (2/3) ... [2024-11-28 03:06:27,798 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46884775 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:06:27, skipping insertion in model container [2024-11-28 03:06:27,798 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:06:27" (3/3) ... [2024-11-28 03:06:27,799 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-hp-hp100.cil.i [2024-11-28 03:06:27,824 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 03:06:27,828 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. [2024-11-28 03:06:27,972 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 03:06:27,996 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;@4fa88a5b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 03:06:27,996 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-28 03:06:28,013 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) [2024-11-28 03:06:28,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-28 03:06:28,026 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:06:28,027 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] [2024-11-28 03:06:28,027 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)] === [2024-11-28 03:06:28,032 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:06:28,033 INFO L85 PathProgramCache]: Analyzing trace with hash 483685268, now seen corresponding path program 1 times [2024-11-28 03:06:28,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:06:28,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2114258593] [2024-11-28 03:06:28,041 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:28,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:06:35,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:06:36,130 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-11-28 03:06:36,131 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:06:36,131 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2114258593] [2024-11-28 03:06:36,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2114258593] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:06:36,133 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:06:36,133 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:06:36,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826586665] [2024-11-28 03:06:36,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:06:36,142 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:06:36,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:06:36,174 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:06:36,174 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:06:36,182 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) [2024-11-28 03:06:40,286 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:06:41,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:06:41,392 INFO L93 Difference]: Finished difference Result 6299 states and 9536 transitions. [2024-11-28 03:06:41,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:06:41,397 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 [2024-11-28 03:06:41,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:06:41,472 INFO L225 Difference]: With dead ends: 6299 [2024-11-28 03:06:41,472 INFO L226 Difference]: Without dead ends: 4164 [2024-11-28 03:06:41,515 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 [2024-11-28 03:06:41,519 INFO L435 NwaCegarLoop]: 3143 mSDtfsCounter, 3041 mSDsluCounter, 3076 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s 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, 4.6s IncrementalHoareTripleChecker+Time [2024-11-28 03:06:41,520 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3041 Valid, 6219 Invalid, 14 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 10 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2024-11-28 03:06:41,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4164 states. [2024-11-28 03:06:42,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4164 to 4160. [2024-11-28 03:06:42,147 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) [2024-11-28 03:06:42,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4160 states to 4160 states and 6106 transitions. [2024-11-28 03:06:42,234 INFO L78 Accepts]: Start accepts. Automaton has 4160 states and 6106 transitions. Word has length 68 [2024-11-28 03:06:42,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:06:42,236 INFO L471 AbstractCegarLoop]: Abstraction has 4160 states and 6106 transitions. [2024-11-28 03:06:42,236 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) [2024-11-28 03:06:42,237 INFO L276 IsEmpty]: Start isEmpty. Operand 4160 states and 6106 transitions. [2024-11-28 03:06:42,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-28 03:06:42,243 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:06:42,244 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] [2024-11-28 03:06:42,244 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 03:06:42,247 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)] === [2024-11-28 03:06:42,247 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:06:42,248 INFO L85 PathProgramCache]: Analyzing trace with hash -1560691994, now seen corresponding path program 1 times [2024-11-28 03:06:42,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:06:42,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989992707] [2024-11-28 03:06:42,248 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:42,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:06:48,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:06:49,047 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-11-28 03:06:49,047 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:06:49,047 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1989992707] [2024-11-28 03:06:49,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1989992707] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:06:49,048 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:06:49,048 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:06:49,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093265889] [2024-11-28 03:06:49,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:06:49,050 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:06:49,053 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:06:49,054 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:06:49,054 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:06:49,054 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) [2024-11-28 03:06:53,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:06:54,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:06:54,447 INFO L93 Difference]: Finished difference Result 11934 states and 17558 transitions. [2024-11-28 03:06:54,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:06:54,449 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 [2024-11-28 03:06:54,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:06:54,551 INFO L225 Difference]: With dead ends: 11934 [2024-11-28 03:06:54,551 INFO L226 Difference]: Without dead ends: 7787 [2024-11-28 03:06:54,588 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 [2024-11-28 03:06:54,590 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, 4.8s IncrementalHoareTripleChecker+Time [2024-11-28 03:06:54,591 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2757 Valid, 6692 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 22 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2024-11-28 03:06:54,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7787 states. [2024-11-28 03:06:55,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7787 to 7752. [2024-11-28 03:06:55,306 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) [2024-11-28 03:06:55,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7752 states to 7752 states and 11418 transitions. [2024-11-28 03:06:55,415 INFO L78 Accepts]: Start accepts. Automaton has 7752 states and 11418 transitions. Word has length 73 [2024-11-28 03:06:55,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:06:55,418 INFO L471 AbstractCegarLoop]: Abstraction has 7752 states and 11418 transitions. [2024-11-28 03:06:55,418 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) [2024-11-28 03:06:55,418 INFO L276 IsEmpty]: Start isEmpty. Operand 7752 states and 11418 transitions. [2024-11-28 03:06:55,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-28 03:06:55,425 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:06:55,426 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] [2024-11-28 03:06:55,426 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 03:06:55,429 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)] === [2024-11-28 03:06:55,430 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:06:55,430 INFO L85 PathProgramCache]: Analyzing trace with hash -332281749, now seen corresponding path program 1 times [2024-11-28 03:06:55,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:06:55,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861248961] [2024-11-28 03:06:55,430 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:55,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:07:00,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:07:01,421 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-11-28 03:07:01,423 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:07:01,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1861248961] [2024-11-28 03:07:01,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1861248961] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:07:01,424 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:07:01,424 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:07:01,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078379178] [2024-11-28 03:07:01,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:07:01,425 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:07:01,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:07:01,426 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:07:01,426 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:07:01,426 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) [2024-11-28 03:07:05,487 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 [] [2024-11-28 03:07:07,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:07:07,307 INFO L93 Difference]: Finished difference Result 22532 states and 33192 transitions. [2024-11-28 03:07:07,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:07:07,308 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 [2024-11-28 03:07:07,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:07:07,591 INFO L225 Difference]: With dead ends: 22532 [2024-11-28 03:07:07,591 INFO L226 Difference]: Without dead ends: 14793 [2024-11-28 03:07:07,649 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 [2024-11-28 03:07:07,652 INFO L435 NwaCegarLoop]: 3120 mSDtfsCounter, 2842 mSDsluCounter, 3032 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s 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, 5.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:07:07,653 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2842 Valid, 6152 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 46 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2024-11-28 03:07:07,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14793 states. [2024-11-28 03:07:08,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14793 to 14756. [2024-11-28 03:07:08,814 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) [2024-11-28 03:07:08,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14756 states to 14756 states and 21726 transitions. [2024-11-28 03:07:08,960 INFO L78 Accepts]: Start accepts. Automaton has 14756 states and 21726 transitions. Word has length 76 [2024-11-28 03:07:08,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:07:08,960 INFO L471 AbstractCegarLoop]: Abstraction has 14756 states and 21726 transitions. [2024-11-28 03:07:08,962 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) [2024-11-28 03:07:08,962 INFO L276 IsEmpty]: Start isEmpty. Operand 14756 states and 21726 transitions. [2024-11-28 03:07:08,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-28 03:07:08,965 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:07:08,965 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] [2024-11-28 03:07:08,966 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 03:07:08,966 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)] === [2024-11-28 03:07:08,967 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:07:08,967 INFO L85 PathProgramCache]: Analyzing trace with hash 800494153, now seen corresponding path program 1 times [2024-11-28 03:07:08,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:07:08,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052284882] [2024-11-28 03:07:08,971 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:07:08,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:07:15,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:07:16,226 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-11-28 03:07:16,226 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:07:16,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052284882] [2024-11-28 03:07:16,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2052284882] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:07:16,226 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:07:16,227 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:07:16,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016183980] [2024-11-28 03:07:16,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:07:16,227 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:07:16,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:07:16,228 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:07:16,228 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:07:16,229 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) [2024-11-28 03:07:20,291 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 [] [2024-11-28 03:07:22,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:07:22,052 INFO L93 Difference]: Finished difference Result 25166 states and 36941 transitions. [2024-11-28 03:07:22,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:07:22,053 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 [2024-11-28 03:07:22,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:07:22,156 INFO L225 Difference]: With dead ends: 25166 [2024-11-28 03:07:22,156 INFO L226 Difference]: Without dead ends: 10423 [2024-11-28 03:07:22,244 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 [2024-11-28 03:07:22,245 INFO L435 NwaCegarLoop]: 4365 mSDtfsCounter, 1853 mSDsluCounter, 3041 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 19 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s 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, 5.3s IncrementalHoareTripleChecker+Time [2024-11-28 03:07:22,245 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1853 Valid, 7406 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 74 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2024-11-28 03:07:22,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10423 states. [2024-11-28 03:07:22,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10423 to 10395. [2024-11-28 03:07:22,875 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) [2024-11-28 03:07:22,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10395 states to 10395 states and 15116 transitions. [2024-11-28 03:07:22,969 INFO L78 Accepts]: Start accepts. Automaton has 10395 states and 15116 transitions. Word has length 79 [2024-11-28 03:07:22,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:07:22,970 INFO L471 AbstractCegarLoop]: Abstraction has 10395 states and 15116 transitions. [2024-11-28 03:07:22,970 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) [2024-11-28 03:07:22,970 INFO L276 IsEmpty]: Start isEmpty. Operand 10395 states and 15116 transitions. [2024-11-28 03:07:22,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-28 03:07:22,974 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:07:22,974 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] [2024-11-28 03:07:22,974 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 03:07:22,974 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)] === [2024-11-28 03:07:22,975 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:07:22,975 INFO L85 PathProgramCache]: Analyzing trace with hash -1001042877, now seen corresponding path program 1 times [2024-11-28 03:07:22,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:07:22,975 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [426371041] [2024-11-28 03:07:22,975 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:07:22,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:07:28,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:07:29,253 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2024-11-28 03:07:29,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:07:29,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [426371041] [2024-11-28 03:07:29,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [426371041] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:07:29,254 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:07:29,254 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:07:29,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188764356] [2024-11-28 03:07:29,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:07:29,255 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:07:29,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:07:29,257 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:07:29,257 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:07:29,258 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) [2024-11-28 03:07:29,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:07:29,828 INFO L93 Difference]: Finished difference Result 20736 states and 30170 transitions. [2024-11-28 03:07:29,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:07:29,829 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 [2024-11-28 03:07:29,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:07:29,925 INFO L225 Difference]: With dead ends: 20736 [2024-11-28 03:07:29,925 INFO L226 Difference]: Without dead ends: 10395 [2024-11-28 03:07:29,979 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:07:29,981 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 [2024-11-28 03:07:29,982 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] [2024-11-28 03:07:30,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10395 states. [2024-11-28 03:07:30,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10395 to 10395. [2024-11-28 03:07:30,606 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) [2024-11-28 03:07:30,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10395 states to 10395 states and 15108 transitions. [2024-11-28 03:07:30,692 INFO L78 Accepts]: Start accepts. Automaton has 10395 states and 15108 transitions. Word has length 107 [2024-11-28 03:07:30,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:07:30,693 INFO L471 AbstractCegarLoop]: Abstraction has 10395 states and 15108 transitions. [2024-11-28 03:07:30,693 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) [2024-11-28 03:07:30,693 INFO L276 IsEmpty]: Start isEmpty. Operand 10395 states and 15108 transitions. [2024-11-28 03:07:30,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-28 03:07:30,696 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:07:30,696 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] [2024-11-28 03:07:30,696 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 03:07:30,697 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)] === [2024-11-28 03:07:30,697 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:07:30,697 INFO L85 PathProgramCache]: Analyzing trace with hash 838403853, now seen corresponding path program 1 times [2024-11-28 03:07:30,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:07:30,698 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390564899] [2024-11-28 03:07:30,698 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:07:30,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:07:36,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:07:36,508 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:07:36,509 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:07:36,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390564899] [2024-11-28 03:07:36,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1390564899] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:07:36,509 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:07:36,509 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:07:36,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089422676] [2024-11-28 03:07:36,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:07:36,511 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:07:36,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:07:36,512 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:07:36,512 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:07:36,512 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) [2024-11-28 03:07:40,572 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 [] [2024-11-28 03:07:41,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:07:41,711 INFO L93 Difference]: Finished difference Result 30704 states and 44715 transitions. [2024-11-28 03:07:41,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:07:41,712 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 [2024-11-28 03:07:41,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:07:41,888 INFO L225 Difference]: With dead ends: 30704 [2024-11-28 03:07:41,888 INFO L226 Difference]: Without dead ends: 20363 [2024-11-28 03:07:41,950 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 [2024-11-28 03:07:41,952 INFO L435 NwaCegarLoop]: 3218 mSDtfsCounter, 3039 mSDsluCounter, 3080 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s 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 [2024-11-28 03:07:41,953 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] [2024-11-28 03:07:41,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20363 states. [2024-11-28 03:07:43,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20363 to 20341. [2024-11-28 03:07:43,179 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) [2024-11-28 03:07:43,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20341 states to 20341 states and 29631 transitions. [2024-11-28 03:07:43,342 INFO L78 Accepts]: Start accepts. Automaton has 20341 states and 29631 transitions. Word has length 123 [2024-11-28 03:07:43,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:07:43,344 INFO L471 AbstractCegarLoop]: Abstraction has 20341 states and 29631 transitions. [2024-11-28 03:07:43,344 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) [2024-11-28 03:07:43,345 INFO L276 IsEmpty]: Start isEmpty. Operand 20341 states and 29631 transitions. [2024-11-28 03:07:43,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-28 03:07:43,348 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:07:43,349 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] [2024-11-28 03:07:43,349 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 03:07:43,349 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)] === [2024-11-28 03:07:43,349 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:07:43,350 INFO L85 PathProgramCache]: Analyzing trace with hash 1261105679, now seen corresponding path program 1 times [2024-11-28 03:07:43,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:07:43,350 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [884159905] [2024-11-28 03:07:43,350 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:07:43,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:07:48,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:07:49,721 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-11-28 03:07:49,722 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:07:49,723 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [884159905] [2024-11-28 03:07:49,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [884159905] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:07:49,723 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:07:49,723 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:07:49,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [849716975] [2024-11-28 03:07:49,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:07:49,724 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:07:49,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:07:49,725 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:07:49,725 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:07:49,726 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) [2024-11-28 03:07:50,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:07:50,927 INFO L93 Difference]: Finished difference Result 20347 states and 29636 transitions. [2024-11-28 03:07:50,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:07:50,928 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 [2024-11-28 03:07:50,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:07:51,096 INFO L225 Difference]: With dead ends: 20347 [2024-11-28 03:07:51,096 INFO L226 Difference]: Without dead ends: 20345 [2024-11-28 03:07:51,118 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 [2024-11-28 03:07:51,119 INFO L435 NwaCegarLoop]: 3103 mSDtfsCounter, 3066 mSDsluCounter, 6193 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s 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 [2024-11-28 03:07:51,120 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] [2024-11-28 03:07:51,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20345 states. [2024-11-28 03:07:52,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20345 to 20345. [2024-11-28 03:07:52,335 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) [2024-11-28 03:07:52,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20345 states to 20345 states and 29634 transitions. [2024-11-28 03:07:52,491 INFO L78 Accepts]: Start accepts. Automaton has 20345 states and 29634 transitions. Word has length 123 [2024-11-28 03:07:52,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:07:52,492 INFO L471 AbstractCegarLoop]: Abstraction has 20345 states and 29634 transitions. [2024-11-28 03:07:52,492 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) [2024-11-28 03:07:52,492 INFO L276 IsEmpty]: Start isEmpty. Operand 20345 states and 29634 transitions. [2024-11-28 03:07:52,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-28 03:07:52,498 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:07:52,498 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] [2024-11-28 03:07:52,499 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 03:07:52,499 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)] === [2024-11-28 03:07:52,499 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:07:52,499 INFO L85 PathProgramCache]: Analyzing trace with hash 1208064781, now seen corresponding path program 1 times [2024-11-28 03:07:52,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:07:52,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687239810] [2024-11-28 03:07:52,500 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:07:52,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:07:57,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:07:58,469 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-11-28 03:07:58,469 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:07:58,469 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687239810] [2024-11-28 03:07:58,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1687239810] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:07:58,469 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:07:58,470 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:07:58,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169120234] [2024-11-28 03:07:58,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:07:58,470 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:07:58,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:07:58,471 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:07:58,471 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:07:58,471 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) [2024-11-28 03:07:59,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:07:59,892 INFO L93 Difference]: Finished difference Result 20351 states and 29639 transitions. [2024-11-28 03:07:59,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:07:59,893 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 [2024-11-28 03:07:59,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:08:00,047 INFO L225 Difference]: With dead ends: 20351 [2024-11-28 03:08:00,048 INFO L226 Difference]: Without dead ends: 20349 [2024-11-28 03:08:00,065 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 [2024-11-28 03:08:00,066 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 [2024-11-28 03:08:00,066 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] [2024-11-28 03:08:00,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20349 states. [2024-11-28 03:08:01,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20349 to 20349. [2024-11-28 03:08:01,331 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) [2024-11-28 03:08:01,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20349 states to 20349 states and 29637 transitions. [2024-11-28 03:08:01,486 INFO L78 Accepts]: Start accepts. Automaton has 20349 states and 29637 transitions. Word has length 128 [2024-11-28 03:08:01,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:08:01,487 INFO L471 AbstractCegarLoop]: Abstraction has 20349 states and 29637 transitions. [2024-11-28 03:08:01,487 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) [2024-11-28 03:08:01,487 INFO L276 IsEmpty]: Start isEmpty. Operand 20349 states and 29637 transitions. [2024-11-28 03:08:01,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-28 03:08:01,490 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:08:01,491 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] [2024-11-28 03:08:01,492 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 03:08:01,492 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)] === [2024-11-28 03:08:01,492 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:08:01,493 INFO L85 PathProgramCache]: Analyzing trace with hash 1084225679, now seen corresponding path program 1 times [2024-11-28 03:08:01,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:08:01,493 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577863526] [2024-11-28 03:08:01,493 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:08:01,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:08:07,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:08:08,372 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2024-11-28 03:08:08,373 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:08:08,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1577863526] [2024-11-28 03:08:08,373 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1577863526] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:08:08,373 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:08:08,373 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:08:08,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [507663914] [2024-11-28 03:08:08,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:08:08,375 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:08:08,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:08:08,376 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:08:08,376 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:08:08,377 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) [2024-11-28 03:08:09,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:08:09,774 INFO L93 Difference]: Finished difference Result 20355 states and 29642 transitions. [2024-11-28 03:08:09,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:08:09,774 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 [2024-11-28 03:08:09,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:08:09,936 INFO L225 Difference]: With dead ends: 20355 [2024-11-28 03:08:09,937 INFO L226 Difference]: Without dead ends: 20353 [2024-11-28 03:08:09,960 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 [2024-11-28 03:08:09,961 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 [2024-11-28 03:08:09,962 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] [2024-11-28 03:08:09,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20353 states. [2024-11-28 03:08:11,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20353 to 20353. [2024-11-28 03:08:11,223 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) [2024-11-28 03:08:11,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20353 states to 20353 states and 29640 transitions. [2024-11-28 03:08:11,377 INFO L78 Accepts]: Start accepts. Automaton has 20353 states and 29640 transitions. Word has length 133 [2024-11-28 03:08:11,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:08:11,378 INFO L471 AbstractCegarLoop]: Abstraction has 20353 states and 29640 transitions. [2024-11-28 03:08:11,378 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) [2024-11-28 03:08:11,379 INFO L276 IsEmpty]: Start isEmpty. Operand 20353 states and 29640 transitions. [2024-11-28 03:08:11,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-28 03:08:11,384 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:08:11,385 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] [2024-11-28 03:08:11,385 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-28 03:08:11,385 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)] === [2024-11-28 03:08:11,389 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:08:11,389 INFO L85 PathProgramCache]: Analyzing trace with hash -1956195315, now seen corresponding path program 1 times [2024-11-28 03:08:11,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:08:11,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650675430] [2024-11-28 03:08:11,390 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:08:11,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:08:16,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:08:17,070 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-28 03:08:17,070 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:08:17,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650675430] [2024-11-28 03:08:17,071 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1650675430] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:08:17,071 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:08:17,071 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:08:17,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1968935121] [2024-11-28 03:08:17,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:08:17,072 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:08:17,072 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:08:17,072 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:08:17,073 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:08:17,073 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) [2024-11-28 03:08:18,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:08:18,298 INFO L93 Difference]: Finished difference Result 20359 states and 29645 transitions. [2024-11-28 03:08:18,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:08:18,298 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 [2024-11-28 03:08:18,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:08:18,455 INFO L225 Difference]: With dead ends: 20359 [2024-11-28 03:08:18,456 INFO L226 Difference]: Without dead ends: 20357 [2024-11-28 03:08:18,478 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 [2024-11-28 03:08:18,479 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 [2024-11-28 03:08:18,480 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] [2024-11-28 03:08:18,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20357 states. [2024-11-28 03:08:19,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20357 to 20357. [2024-11-28 03:08:19,844 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) [2024-11-28 03:08:19,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20357 states to 20357 states and 29643 transitions. [2024-11-28 03:08:19,989 INFO L78 Accepts]: Start accepts. Automaton has 20357 states and 29643 transitions. Word has length 138 [2024-11-28 03:08:19,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:08:19,989 INFO L471 AbstractCegarLoop]: Abstraction has 20357 states and 29643 transitions. [2024-11-28 03:08:19,990 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) [2024-11-28 03:08:19,990 INFO L276 IsEmpty]: Start isEmpty. Operand 20357 states and 29643 transitions. [2024-11-28 03:08:19,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-28 03:08:19,993 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:08:19,994 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] [2024-11-28 03:08:19,994 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-28 03:08:19,994 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)] === [2024-11-28 03:08:19,994 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:08:19,995 INFO L85 PathProgramCache]: Analyzing trace with hash -1731162353, now seen corresponding path program 1 times [2024-11-28 03:08:19,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:08:19,995 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [102038845] [2024-11-28 03:08:19,995 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:08:19,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:08:25,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:08:26,313 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2024-11-28 03:08:26,313 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:08:26,313 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [102038845] [2024-11-28 03:08:26,313 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [102038845] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:08:26,313 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:08:26,313 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:08:26,313 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970366943] [2024-11-28 03:08:26,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:08:26,314 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:08:26,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:08:26,314 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:08:26,315 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:08:26,315 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) [2024-11-28 03:08:27,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:08:27,756 INFO L93 Difference]: Finished difference Result 20363 states and 29648 transitions. [2024-11-28 03:08:27,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:08:27,757 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 [2024-11-28 03:08:27,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:08:27,914 INFO L225 Difference]: With dead ends: 20363 [2024-11-28 03:08:27,914 INFO L226 Difference]: Without dead ends: 20361 [2024-11-28 03:08:27,937 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 [2024-11-28 03:08:27,939 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 [2024-11-28 03:08:27,940 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] [2024-11-28 03:08:27,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20361 states. [2024-11-28 03:08:29,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20361 to 20361. [2024-11-28 03:08:29,125 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) [2024-11-28 03:08:29,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20361 states to 20361 states and 29646 transitions. [2024-11-28 03:08:29,249 INFO L78 Accepts]: Start accepts. Automaton has 20361 states and 29646 transitions. Word has length 143 [2024-11-28 03:08:29,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:08:29,250 INFO L471 AbstractCegarLoop]: Abstraction has 20361 states and 29646 transitions. [2024-11-28 03:08:29,250 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) [2024-11-28 03:08:29,250 INFO L276 IsEmpty]: Start isEmpty. Operand 20361 states and 29646 transitions. [2024-11-28 03:08:29,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-28 03:08:29,254 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:08:29,254 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] [2024-11-28 03:08:29,254 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-28 03:08:29,255 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)] === [2024-11-28 03:08:29,255 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:08:29,255 INFO L85 PathProgramCache]: Analyzing trace with hash -637330359, now seen corresponding path program 1 times [2024-11-28 03:08:29,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:08:29,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [307128293] [2024-11-28 03:08:29,256 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:08:29,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:08:33,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:08:34,224 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:08:34,224 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:08:34,224 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [307128293] [2024-11-28 03:08:34,224 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [307128293] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:08:34,224 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:08:34,224 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:08:34,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [900361165] [2024-11-28 03:08:34,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:08:34,225 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:08:34,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:08:34,226 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:08:34,226 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:08:34,226 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) [2024-11-28 03:08:38,278 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 [] [2024-11-28 03:08:40,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:08:40,407 INFO L93 Difference]: Finished difference Result 46270 states and 67297 transitions. [2024-11-28 03:08:40,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:08:40,408 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 [2024-11-28 03:08:40,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:08:40,617 INFO L225 Difference]: With dead ends: 46270 [2024-11-28 03:08:40,617 INFO L226 Difference]: Without dead ends: 25963 [2024-11-28 03:08:40,737 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 [2024-11-28 03:08:40,738 INFO L435 NwaCegarLoop]: 4892 mSDtfsCounter, 1849 mSDsluCounter, 3036 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 15 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s 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, 5.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:08:40,739 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1849 Valid, 7928 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 75 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2024-11-28 03:08:40,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25963 states. [2024-11-28 03:08:42,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25963 to 25915. [2024-11-28 03:08:42,616 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) [2024-11-28 03:08:42,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25915 states to 25915 states and 37542 transitions. [2024-11-28 03:08:42,753 INFO L78 Accepts]: Start accepts. Automaton has 25915 states and 37542 transitions. Word has length 142 [2024-11-28 03:08:42,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:08:42,754 INFO L471 AbstractCegarLoop]: Abstraction has 25915 states and 37542 transitions. [2024-11-28 03:08:42,754 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) [2024-11-28 03:08:42,754 INFO L276 IsEmpty]: Start isEmpty. Operand 25915 states and 37542 transitions. [2024-11-28 03:08:42,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-28 03:08:42,757 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:08:42,757 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 6, 5, 5, 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] [2024-11-28 03:08:42,757 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-28 03:08:42,758 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)] === [2024-11-28 03:08:42,758 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:08:42,758 INFO L85 PathProgramCache]: Analyzing trace with hash -1563788019, now seen corresponding path program 1 times [2024-11-28 03:08:42,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:08:42,758 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439486590] [2024-11-28 03:08:42,759 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:08:42,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:08:47,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:08:48,690 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-28 03:08:48,690 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:08:48,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1439486590] [2024-11-28 03:08:48,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1439486590] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:08:48,691 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:08:48,691 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:08:48,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1676273531] [2024-11-28 03:08:48,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:08:48,692 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:08:48,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:08:48,693 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:08:48,694 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:08:48,694 INFO L87 Difference]: Start difference. First operand 25915 states and 37542 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, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-28 03:08:50,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:08:50,709 INFO L93 Difference]: Finished difference Result 25921 states and 37547 transitions. [2024-11-28 03:08:50,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:08:50,710 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, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 148 [2024-11-28 03:08:50,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:08:50,925 INFO L225 Difference]: With dead ends: 25921 [2024-11-28 03:08:50,925 INFO L226 Difference]: Without dead ends: 25919 [2024-11-28 03:08:50,956 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 [2024-11-28 03:08:50,958 INFO L435 NwaCegarLoop]: 3106 mSDtfsCounter, 3058 mSDsluCounter, 6194 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3059 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 [2024-11-28 03:08:50,958 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3059 Valid, 9300 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 03:08:50,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25919 states. [2024-11-28 03:08:53,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25919 to 25919. [2024-11-28 03:08:53,157 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) [2024-11-28 03:08:53,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25919 states to 25919 states and 37545 transitions. [2024-11-28 03:08:53,300 INFO L78 Accepts]: Start accepts. Automaton has 25919 states and 37545 transitions. Word has length 148 [2024-11-28 03:08:53,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:08:53,301 INFO L471 AbstractCegarLoop]: Abstraction has 25919 states and 37545 transitions. [2024-11-28 03:08:53,301 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, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-28 03:08:53,301 INFO L276 IsEmpty]: Start isEmpty. Operand 25919 states and 37545 transitions. [2024-11-28 03:08:53,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-28 03:08:53,303 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:08:53,303 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 7, 6, 6, 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] [2024-11-28 03:08:53,303 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-28 03:08:53,303 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)] === [2024-11-28 03:08:53,304 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:08:53,304 INFO L85 PathProgramCache]: Analyzing trace with hash -489737924, now seen corresponding path program 1 times [2024-11-28 03:08:53,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:08:53,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344102450] [2024-11-28 03:08:53,304 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:08:53,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:08:57,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:08:58,828 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2024-11-28 03:08:58,828 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:08:58,829 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344102450] [2024-11-28 03:08:58,829 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [344102450] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:08:58,829 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:08:58,829 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:08:58,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473752438] [2024-11-28 03:08:58,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:08:58,830 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:08:58,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:08:58,831 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:08:58,831 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:08:58,831 INFO L87 Difference]: Start difference. First operand 25919 states and 37545 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, (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) [2024-11-28 03:09:00,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:09:00,533 INFO L93 Difference]: Finished difference Result 32307 states and 46846 transitions. [2024-11-28 03:09:00,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:09:00,534 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, (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 171 [2024-11-28 03:09:00,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:09:00,668 INFO L225 Difference]: With dead ends: 32307 [2024-11-28 03:09:00,668 INFO L226 Difference]: Without dead ends: 32305 [2024-11-28 03:09:00,686 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 [2024-11-28 03:09:00,687 INFO L435 NwaCegarLoop]: 3621 mSDtfsCounter, 2403 mSDsluCounter, 8466 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2404 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 [2024-11-28 03:09:00,687 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2404 Valid, 12087 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 03:09:00,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32305 states. [2024-11-28 03:09:02,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32305 to 32305. [2024-11-28 03:09:02,462 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) [2024-11-28 03:09:02,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32305 states to 32305 states and 46844 transitions. [2024-11-28 03:09:02,606 INFO L78 Accepts]: Start accepts. Automaton has 32305 states and 46844 transitions. Word has length 171 [2024-11-28 03:09:02,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:09:02,607 INFO L471 AbstractCegarLoop]: Abstraction has 32305 states and 46844 transitions. [2024-11-28 03:09:02,607 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, (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) [2024-11-28 03:09:02,607 INFO L276 IsEmpty]: Start isEmpty. Operand 32305 states and 46844 transitions. [2024-11-28 03:09:02,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-28 03:09:02,608 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:09:02,609 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 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] [2024-11-28 03:09:02,609 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-28 03:09:02,609 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)] === [2024-11-28 03:09:02,609 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:09:02,609 INFO L85 PathProgramCache]: Analyzing trace with hash 920688141, now seen corresponding path program 1 times [2024-11-28 03:09:02,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:09:02,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709019609] [2024-11-28 03:09:02,610 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:09:02,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms