./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.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_8695a55c-fd03-4f41-b485-eb135466b38b/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8695a55c-fd03-4f41-b485-eb135466b38b/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_8695a55c-fd03-4f41-b485-eb135466b38b/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8695a55c-fd03-4f41-b485-eb135466b38b/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8695a55c-fd03-4f41-b485-eb135466b38b/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_8695a55c-fd03-4f41-b485-eb135466b38b/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 7425e6091080c9230a8c9b07b56e76fd103cd42ef73a7c5f496aa6659d39d02b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 20:31:56,463 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 20:31:56,542 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8695a55c-fd03-4f41-b485-eb135466b38b/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-27 20:31:56,555 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 20:31:56,557 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 20:31:56,598 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 20:31:56,600 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 20:31:56,600 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 20:31:56,601 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 20:31:56,601 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 20:31:56,601 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 20:31:56,602 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 20:31:56,603 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 20:31:56,603 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 20:31:56,603 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 20:31:56,603 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 20:31:56,603 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 20:31:56,604 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 20:31:56,604 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 20:31:56,604 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 20:31:56,604 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 20:31:56,604 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 20:31:56,605 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 20:31:56,605 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 20:31:56,605 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 20:31:56,605 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 20:31:56,605 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:31:56,605 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:31:56,605 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:31:56,606 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:31:56,606 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 20:31:56,606 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:31:56,607 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:31:56,607 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:31:56,607 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:31:56,607 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 20:31:56,607 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 20:31:56,608 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 20:31:56,608 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 20:31:56,608 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 20:31:56,608 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 20:31:56,608 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 20:31:56,608 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 20:31:56,608 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 20:31:56,608 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 20:31:56,608 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_8695a55c-fd03-4f41-b485-eb135466b38b/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 -> 7425e6091080c9230a8c9b07b56e76fd103cd42ef73a7c5f496aa6659d39d02b [2024-11-27 20:31:56,918 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 20:31:56,931 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 20:31:56,934 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 20:31:56,936 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 20:31:56,936 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 20:31:56,937 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8695a55c-fd03-4f41-b485-eb135466b38b/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i [2024-11-27 20:31:59,854 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8695a55c-fd03-4f41-b485-eb135466b38b/bin/uautomizer-verify-aQ6SnzHsRB/data/35edbc8c7/20c78f029f7f4e0181c5026f698ab04d/FLAG33abb83e7 [2024-11-27 20:32:00,687 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 20:32:00,688 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8695a55c-fd03-4f41-b485-eb135466b38b/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i [2024-11-27 20:32:00,748 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8695a55c-fd03-4f41-b485-eb135466b38b/bin/uautomizer-verify-aQ6SnzHsRB/data/35edbc8c7/20c78f029f7f4e0181c5026f698ab04d/FLAG33abb83e7 [2024-11-27 20:32:00,768 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8695a55c-fd03-4f41-b485-eb135466b38b/bin/uautomizer-verify-aQ6SnzHsRB/data/35edbc8c7/20c78f029f7f4e0181c5026f698ab04d [2024-11-27 20:32:00,771 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 20:32:00,773 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 20:32:00,774 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 20:32:00,774 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 20:32:00,779 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 20:32:00,780 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:32:00" (1/1) ... [2024-11-27 20:32:00,783 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56250a9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:32:00, skipping insertion in model container [2024-11-27 20:32:00,784 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:32:00" (1/1) ... [2024-11-27 20:32:00,964 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 20:32:04,658 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_8695a55c-fd03-4f41-b485-eb135466b38b/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410165,410178] [2024-11-27 20:32:04,664 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_8695a55c-fd03-4f41-b485-eb135466b38b/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410334,410347] [2024-11-27 20:32:04,665 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_8695a55c-fd03-4f41-b485-eb135466b38b/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410501,410514] [2024-11-27 20:32:04,665 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_8695a55c-fd03-4f41-b485-eb135466b38b/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410669,410682] [2024-11-27 20:32:04,701 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:32:04,768 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 20:32:04,936 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"); [5295] [2024-11-27 20:32:04,938 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)); [5302] [2024-11-27 20:32:04,938 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5309] [2024-11-27 20:32:04,941 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/7cdfae59d3ac602223400f61d8829e28/klever-core-work-dir/520b8de/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5350-5351] [2024-11-27 20:32:04,941 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"); [5356-5358] [2024-11-27 20:32:04,947 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5519] [2024-11-27 20:32:04,947 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [5526] [2024-11-27 20:32:04,947 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [5534] [2024-11-27 20:32:04,949 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5541] [2024-11-27 20:32:04,949 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5549] [2024-11-27 20:32:04,959 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)); [5669-5670] [2024-11-27 20:32:04,963 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)); [5703-5704] [2024-11-27 20:32:04,965 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (103), "i" (12UL)); [5740-5741] [2024-11-27 20:32:04,967 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (115), "i" (12UL)); [5777-5778] [2024-11-27 20:32:04,978 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/linux/netdevice.h"), "i" (502), "i" (12UL)); [6036-6037] [2024-11-27 20:32:04,978 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6043] [2024-11-27 20:32:04,985 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [6318] [2024-11-27 20:32:04,986 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6321] [2024-11-27 20:32:04,986 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6324] [2024-11-27 20:32:04,986 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6327] [2024-11-27 20:32:04,987 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [6358] [2024-11-27 20:32:04,987 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6361] [2024-11-27 20:32:04,987 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6364] [2024-11-27 20:32:04,987 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6367] [2024-11-27 20:32:04,988 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [6398] [2024-11-27 20:32:04,988 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6401] [2024-11-27 20:32:04,988 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6404] [2024-11-27 20:32:04,989 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6407] [2024-11-27 20:32:04,989 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [6438] [2024-11-27 20:32:04,989 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6441] [2024-11-27 20:32:04,990 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6444] [2024-11-27 20:32:04,990 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6447] [2024-11-27 20:32:05,038 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7215] [2024-11-27 20:32:05,070 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7729] [2024-11-27 20:32:05,072 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [7752] [2024-11-27 20:32:05,073 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [7759] [2024-11-27 20:32:05,076 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7786] [2024-11-27 20:32:05,102 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8205] [2024-11-27 20:32:05,207 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9825] [2024-11-27 20:32:05,211 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [9890] [2024-11-27 20:32:05,212 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9900] [2024-11-27 20:32:05,213 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9912] [2024-11-27 20:32:05,214 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9934] [2024-11-27 20:32:05,230 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [10124] [2024-11-27 20:32:05,390 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_8695a55c-fd03-4f41-b485-eb135466b38b/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410165,410178] [2024-11-27 20:32:05,391 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_8695a55c-fd03-4f41-b485-eb135466b38b/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410334,410347] [2024-11-27 20:32:05,393 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_8695a55c-fd03-4f41-b485-eb135466b38b/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410501,410514] [2024-11-27 20:32:05,393 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_8695a55c-fd03-4f41-b485-eb135466b38b/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410669,410682] [2024-11-27 20:32:05,410 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:32:05,775 INFO L204 MainTranslator]: Completed translation [2024-11-27 20:32:05,776 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:32:05 WrapperNode [2024-11-27 20:32:05,777 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 20:32:05,778 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 20:32:05,779 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 20:32:05,779 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 20:32:05,790 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:32:05" (1/1) ... [2024-11-27 20:32:05,929 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:32:05" (1/1) ... [2024-11-27 20:32:06,249 INFO L138 Inliner]: procedures = 541, calls = 2923, calls flagged for inlining = 283, calls inlined = 249, statements flattened = 8613 [2024-11-27 20:32:06,254 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 20:32:06,254 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 20:32:06,255 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 20:32:06,255 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 20:32:06,272 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:32:05" (1/1) ... [2024-11-27 20:32:06,272 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:32:05" (1/1) ... [2024-11-27 20:32:06,320 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:32:05" (1/1) ... [2024-11-27 20:32:08,474 INFO L175 MemorySlicer]: Split 1343 memory accesses to 31 slices as follows [1, 8, 1, 8, 1, 3, 1, 3, 30, 2, 3, 2, 5, 5, 2, 56, 8, 1, 2, 3, 2, 6, 18, 1123, 10, 9, 3, 9, 1, 2, 15]. 84 percent of accesses are in the largest equivalence class. The 152 initializations are split as follows [0, 8, 1, 0, 1, 3, 1, 3, 30, 2, 3, 0, 5, 5, 0, 0, 8, 1, 2, 0, 0, 5, 0, 35, 8, 8, 0, 8, 0, 0, 15]. The 468 writes are split as follows [1, 0, 0, 4, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 53, 0, 0, 0, 0, 1, 0, 17, 389, 0, 0, 1, 0, 0, 1, 0]. [2024-11-27 20:32:08,475 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:32:05" (1/1) ... [2024-11-27 20:32:08,475 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:32:05" (1/1) ... [2024-11-27 20:32:08,646 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:32:05" (1/1) ... [2024-11-27 20:32:08,666 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:32:05" (1/1) ... [2024-11-27 20:32:08,718 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:32:05" (1/1) ... [2024-11-27 20:32:08,790 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:32:05" (1/1) ... [2024-11-27 20:32:08,821 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:32:05" (1/1) ... [2024-11-27 20:32:08,923 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 20:32:08,925 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 20:32:08,925 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 20:32:08,926 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 20:32:08,927 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:32:05" (1/1) ... [2024-11-27 20:32:08,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:32:08,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8695a55c-fd03-4f41-b485-eb135466b38b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:32:08,964 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8695a55c-fd03-4f41-b485-eb135466b38b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 20:32:08,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8695a55c-fd03-4f41-b485-eb135466b38b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 20:32:09,000 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2024-11-27 20:32:09,001 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2024-11-27 20:32:09,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-27 20:32:09,001 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-27 20:32:09,001 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2024-11-27 20:32:09,001 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2024-11-27 20:32:09,002 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-27 20:32:09,002 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-27 20:32:09,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-27 20:32:09,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-27 20:32:09,002 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-27 20:32:09,003 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-27 20:32:09,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-27 20:32:09,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-27 20:32:09,003 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-27 20:32:09,003 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-27 20:32:09,003 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-27 20:32:09,003 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-27 20:32:09,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_63 [2024-11-27 20:32:09,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_63 [2024-11-27 20:32:09,004 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_interrupt [2024-11-27 20:32:09,005 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_interrupt [2024-11-27 20:32:09,005 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2024-11-27 20:32:09,005 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2024-11-27 20:32:09,005 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2024-11-27 20:32:09,005 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2024-11-27 20:32:09,005 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-11-27 20:32:09,005 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-11-27 20:32:09,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-27 20:32:09,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-27 20:32:09,006 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-27 20:32:09,006 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-27 20:32:09,006 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-27 20:32:09,007 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-27 20:32:09,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-27 20:32:09,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-27 20:32:09,007 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-11-27 20:32:09,007 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-11-27 20:32:09,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-27 20:32:09,007 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_write_bcr [2024-11-27 20:32:09,007 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_write_bcr [2024-11-27 20:32:09,007 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-27 20:32:09,007 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-27 20:32:09,007 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-11-27 20:32:09,007 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-11-27 20:32:09,007 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-27 20:32:09,007 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-27 20:32:09,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-27 20:32:09,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-27 20:32:09,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-27 20:32:09,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-27 20:32:09,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-27 20:32:09,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-27 20:32:09,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-27 20:32:09,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-27 20:32:09,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-27 20:32:09,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-27 20:32:09,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-27 20:32:09,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-27 20:32:09,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-27 20:32:09,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-27 20:32:09,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-27 20:32:09,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-27 20:32:09,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-27 20:32:09,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-27 20:32:09,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-27 20:32:09,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-11-27 20:32:09,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-11-27 20:32:09,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-11-27 20:32:09,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2024-11-27 20:32:09,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2024-11-27 20:32:09,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2024-11-27 20:32:09,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#25 [2024-11-27 20:32:09,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#26 [2024-11-27 20:32:09,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#27 [2024-11-27 20:32:09,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#28 [2024-11-27 20:32:09,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#29 [2024-11-27 20:32:09,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#30 [2024-11-27 20:32:09,009 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-27 20:32:09,009 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-27 20:32:09,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2024-11-27 20:32:09,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2024-11-27 20:32:09,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-27 20:32:09,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-27 20:32:09,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-27 20:32:09,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-27 20:32:09,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-27 20:32:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-27 20:32:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-27 20:32:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-27 20:32:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-27 20:32:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-27 20:32:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-27 20:32:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-27 20:32:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-27 20:32:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-27 20:32:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-27 20:32:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-27 20:32:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-27 20:32:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-27 20:32:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-27 20:32:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-27 20:32:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-27 20:32:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-27 20:32:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-11-27 20:32:09,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-11-27 20:32:09,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-11-27 20:32:09,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2024-11-27 20:32:09,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2024-11-27 20:32:09,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#27 [2024-11-27 20:32:09,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#28 [2024-11-27 20:32:09,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#29 [2024-11-27 20:32:09,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#30 [2024-11-27 20:32:09,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-27 20:32:09,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-27 20:32:09,016 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_purge_tx_ring [2024-11-27 20:32:09,016 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_purge_tx_ring [2024-11-27 20:32:09,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-27 20:32:09,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-27 20:32:09,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-27 20:32:09,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-27 20:32:09,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-27 20:32:09,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-27 20:32:09,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-27 20:32:09,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-27 20:32:09,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-27 20:32:09,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-27 20:32:09,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-27 20:32:09,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-27 20:32:09,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-27 20:32:09,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-27 20:32:09,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-27 20:32:09,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-27 20:32:09,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-27 20:32:09,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-27 20:32:09,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-27 20:32:09,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-27 20:32:09,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-27 20:32:09,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-27 20:32:09,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-27 20:32:09,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-11-27 20:32:09,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-11-27 20:32:09,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-11-27 20:32:09,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2024-11-27 20:32:09,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2024-11-27 20:32:09,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2024-11-27 20:32:09,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2024-11-27 20:32:09,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2024-11-27 20:32:09,018 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-27 20:32:09,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-27 20:32:09,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-27 20:32:09,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-27 20:32:09,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-27 20:32:09,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-27 20:32:09,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-27 20:32:09,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-27 20:32:09,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-27 20:32:09,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-27 20:32:09,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-27 20:32:09,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-27 20:32:09,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-27 20:32:09,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-27 20:32:09,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-27 20:32:09,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-27 20:32:09,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-27 20:32:09,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-27 20:32:09,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-11-27 20:32:09,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-11-27 20:32:09,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-11-27 20:32:09,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2024-11-27 20:32:09,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2024-11-27 20:32:09,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2024-11-27 20:32:09,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#22 [2024-11-27 20:32:09,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#23 [2024-11-27 20:32:09,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#24 [2024-11-27 20:32:09,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#25 [2024-11-27 20:32:09,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#26 [2024-11-27 20:32:09,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#27 [2024-11-27 20:32:09,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#28 [2024-11-27 20:32:09,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#29 [2024-11-27 20:32:09,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#30 [2024-11-27 20:32:09,023 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-27 20:32:09,023 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-27 20:32:09,023 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-27 20:32:09,023 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-27 20:32:09,023 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-27 20:32:09,023 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-27 20:32:09,023 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-27 20:32:09,023 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-27 20:32:09,023 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-27 20:32:09,023 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-27 20:32:09,023 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-27 20:32:09,023 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-27 20:32:09,023 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-27 20:32:09,023 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-27 20:32:09,023 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-27 20:32:09,023 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-27 20:32:09,023 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-11-27 20:32:09,023 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-11-27 20:32:09,023 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-11-27 20:32:09,023 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2024-11-27 20:32:09,023 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2024-11-27 20:32:09,023 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2024-11-27 20:32:09,023 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#22 [2024-11-27 20:32:09,023 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#23 [2024-11-27 20:32:09,023 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#24 [2024-11-27 20:32:09,023 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#25 [2024-11-27 20:32:09,024 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#26 [2024-11-27 20:32:09,024 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#27 [2024-11-27 20:32:09,024 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#28 [2024-11-27 20:32:09,024 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#29 [2024-11-27 20:32:09,024 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#30 [2024-11-27 20:32:09,024 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_write_bcr [2024-11-27 20:32:09,024 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_write_bcr [2024-11-27 20:32:09,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-11-27 20:32:09,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-11-27 20:32:09,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-27 20:32:09,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-27 20:32:09,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-27 20:32:09,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-27 20:32:09,024 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-11-27 20:32:09,024 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-11-27 20:32:09,024 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-27 20:32:09,024 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-27 20:32:09,024 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_netif_start [2024-11-27 20:32:09,024 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_netif_start [2024-11-27 20:32:09,024 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2024-11-27 20:32:09,024 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2024-11-27 20:32:09,024 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~~u16~0 [2024-11-27 20:32:09,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~~u16~0 [2024-11-27 20:32:09,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-27 20:32:09,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-27 20:32:09,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-27 20:32:09,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2024-11-27 20:32:09,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2024-11-27 20:32:09,025 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_open [2024-11-27 20:32:09,025 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_open [2024-11-27 20:32:09,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 20:32:09,025 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2024-11-27 20:32:09,025 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2024-11-27 20:32:09,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-27 20:32:09,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-27 20:32:09,025 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-27 20:32:09,025 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-27 20:32:09,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-27 20:32:09,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-27 20:32:09,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-27 20:32:09,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-27 20:32:09,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-27 20:32:09,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-27 20:32:09,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-27 20:32:09,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-27 20:32:09,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-27 20:32:09,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-27 20:32:09,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-27 20:32:09,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-27 20:32:09,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-27 20:32:09,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-27 20:32:09,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-27 20:32:09,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-27 20:32:09,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-27 20:32:09,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-27 20:32:09,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-27 20:32:09,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-27 20:32:09,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-27 20:32:09,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-27 20:32:09,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-11-27 20:32:09,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-11-27 20:32:09,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-11-27 20:32:09,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2024-11-27 20:32:09,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2024-11-27 20:32:09,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2024-11-27 20:32:09,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#28 [2024-11-27 20:32:09,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#29 [2024-11-27 20:32:09,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#30 [2024-11-27 20:32:09,030 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-11-27 20:32:09,030 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2024-11-27 20:32:09,030 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-27 20:32:09,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-27 20:32:09,031 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_reset [2024-11-27 20:32:09,031 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_reset [2024-11-27 20:32:09,031 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_printk [2024-11-27 20:32:09,031 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_printk [2024-11-27 20:32:09,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_pcnet32_private [2024-11-27 20:32:09,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_pcnet32_private [2024-11-27 20:32:09,031 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2024-11-27 20:32:09,031 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2024-11-27 20:32:09,031 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_restart [2024-11-27 20:32:09,031 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_restart [2024-11-27 20:32:09,032 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-11-27 20:32:09,032 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-11-27 20:32:09,032 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2024-11-27 20:32:09,032 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2024-11-27 20:32:09,032 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-27 20:32:09,032 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-27 20:32:09,032 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-27 20:32:09,032 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-27 20:32:09,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-27 20:32:09,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-27 20:32:09,033 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_read_csr [2024-11-27 20:32:09,033 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_read_csr [2024-11-27 20:32:09,033 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2024-11-27 20:32:09,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2024-11-27 20:32:09,033 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-27 20:32:09,033 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-27 20:32:09,034 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_reset [2024-11-27 20:32:09,034 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_reset [2024-11-27 20:32:09,034 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2024-11-27 20:32:09,034 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2024-11-27 20:32:09,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 20:32:09,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 20:32:09,034 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-27 20:32:09,034 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-27 20:32:09,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-27 20:32:09,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-27 20:32:09,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-27 20:32:09,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-27 20:32:09,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-27 20:32:09,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-27 20:32:09,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-27 20:32:09,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-27 20:32:09,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-27 20:32:09,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-27 20:32:09,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-27 20:32:09,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-27 20:32:09,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-27 20:32:09,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-27 20:32:09,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-27 20:32:09,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-27 20:32:09,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-27 20:32:09,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-27 20:32:09,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-27 20:32:09,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-11-27 20:32:09,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-11-27 20:32:09,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-11-27 20:32:09,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2024-11-27 20:32:09,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2024-11-27 20:32:09,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2024-11-27 20:32:09,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#25 [2024-11-27 20:32:09,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#26 [2024-11-27 20:32:09,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#27 [2024-11-27 20:32:09,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#28 [2024-11-27 20:32:09,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#29 [2024-11-27 20:32:09,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#30 [2024-11-27 20:32:09,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-27 20:32:09,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-27 20:32:09,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-27 20:32:09,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-27 20:32:09,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-27 20:32:09,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-27 20:32:09,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-27 20:32:09,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-27 20:32:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-27 20:32:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-27 20:32:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-27 20:32:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-27 20:32:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-27 20:32:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-27 20:32:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-27 20:32:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-27 20:32:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-27 20:32:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-27 20:32:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-27 20:32:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-27 20:32:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-27 20:32:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-27 20:32:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-11-27 20:32:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-11-27 20:32:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-11-27 20:32:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2024-11-27 20:32:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2024-11-27 20:32:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#27 [2024-11-27 20:32:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#28 [2024-11-27 20:32:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#29 [2024-11-27 20:32:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#30 [2024-11-27 20:32:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-27 20:32:09,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-27 20:32:09,040 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_pm_resume [2024-11-27 20:32:09,041 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_pm_resume [2024-11-27 20:32:09,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-27 20:32:09,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-27 20:32:09,041 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_check_media [2024-11-27 20:32:09,041 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_check_media [2024-11-27 20:32:09,041 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_get_regs_len [2024-11-27 20:32:09,041 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_get_regs_len [2024-11-27 20:32:09,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-11-27 20:32:09,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-11-27 20:32:09,041 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_poll_controller [2024-11-27 20:32:09,041 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_poll_controller [2024-11-27 20:32:09,042 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_free_ring [2024-11-27 20:32:09,042 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_free_ring [2024-11-27 20:32:09,042 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-11-27 20:32:09,042 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-11-27 20:32:09,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-27 20:32:09,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-27 20:32:09,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-27 20:32:09,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-27 20:32:09,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-27 20:32:09,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-27 20:32:09,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-27 20:32:09,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-27 20:32:09,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-27 20:32:09,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-27 20:32:09,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-27 20:32:09,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-27 20:32:09,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-27 20:32:09,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-27 20:32:09,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-27 20:32:09,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-27 20:32:09,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-11-27 20:32:09,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2024-11-27 20:32:09,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2024-11-27 20:32:09,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2024-11-27 20:32:09,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2024-11-27 20:32:09,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2024-11-27 20:32:09,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2024-11-27 20:32:09,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#23 [2024-11-27 20:32:09,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#24 [2024-11-27 20:32:09,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#25 [2024-11-27 20:32:09,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#26 [2024-11-27 20:32:09,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#27 [2024-11-27 20:32:09,044 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#28 [2024-11-27 20:32:09,044 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#29 [2024-11-27 20:32:09,044 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#30 [2024-11-27 20:32:09,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-27 20:32:09,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-27 20:32:09,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-27 20:32:09,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-27 20:32:09,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-27 20:32:09,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-27 20:32:09,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-27 20:32:09,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-27 20:32:09,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-27 20:32:09,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-27 20:32:09,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-27 20:32:09,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-27 20:32:09,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-27 20:32:09,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-27 20:32:09,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-27 20:32:09,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-27 20:32:09,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-11-27 20:32:09,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2024-11-27 20:32:09,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2024-11-27 20:32:09,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2024-11-27 20:32:09,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2024-11-27 20:32:09,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2024-11-27 20:32:09,046 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2024-11-27 20:32:09,046 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#23 [2024-11-27 20:32:09,046 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#24 [2024-11-27 20:32:09,046 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#25 [2024-11-27 20:32:09,046 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#26 [2024-11-27 20:32:09,046 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#27 [2024-11-27 20:32:09,046 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#28 [2024-11-27 20:32:09,047 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#29 [2024-11-27 20:32:09,047 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#30 [2024-11-27 20:32:09,047 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2024-11-27 20:32:09,047 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2024-11-27 20:32:09,047 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-27 20:32:09,047 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-27 20:32:09,047 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2024-11-27 20:32:09,047 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2024-11-27 20:32:09,047 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2024-11-27 20:32:09,047 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2024-11-27 20:32:09,047 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_purge_rx_ring [2024-11-27 20:32:09,047 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_purge_rx_ring [2024-11-27 20:32:09,047 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_write_csr [2024-11-27 20:32:09,047 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_write_csr [2024-11-27 20:32:09,047 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_tx_timeout [2024-11-27 20:32:09,047 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_tx_timeout [2024-11-27 20:32:09,047 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-27 20:32:09,047 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-27 20:32:09,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-27 20:32:09,047 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_netif_stop [2024-11-27 20:32:09,047 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_netif_stop [2024-11-27 20:32:09,047 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-11-27 20:32:09,047 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-11-27 20:32:09,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-27 20:32:09,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-27 20:32:09,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-27 20:32:09,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-27 20:32:09,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-27 20:32:09,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-27 20:32:09,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-27 20:32:09,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-27 20:32:09,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-27 20:32:09,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-27 20:32:09,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-27 20:32:09,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-27 20:32:09,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-27 20:32:09,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-27 20:32:09,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-27 20:32:09,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-27 20:32:09,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-27 20:32:09,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-27 20:32:09,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-27 20:32:09,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-27 20:32:09,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-27 20:32:09,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-27 20:32:09,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-11-27 20:32:09,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-11-27 20:32:09,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-11-27 20:32:09,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2024-11-27 20:32:09,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2024-11-27 20:32:09,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2024-11-27 20:32:09,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#28 [2024-11-27 20:32:09,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#29 [2024-11-27 20:32:09,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#30 [2024-11-27 20:32:09,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_pcnet32_private [2024-11-27 20:32:09,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_pcnet32_private [2024-11-27 20:32:09,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-27 20:32:09,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-27 20:32:09,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-27 20:32:09,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-27 20:32:09,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-27 20:32:09,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-27 20:32:09,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-27 20:32:09,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-27 20:32:09,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-27 20:32:09,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-27 20:32:09,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-27 20:32:09,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-27 20:32:09,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-27 20:32:09,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-27 20:32:09,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-27 20:32:09,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-27 20:32:09,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-27 20:32:09,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-27 20:32:09,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-27 20:32:09,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-27 20:32:09,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-11-27 20:32:09,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-11-27 20:32:09,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-11-27 20:32:09,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-11-27 20:32:09,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2024-11-27 20:32:09,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2024-11-27 20:32:09,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#26 [2024-11-27 20:32:09,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#27 [2024-11-27 20:32:09,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#28 [2024-11-27 20:32:09,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#29 [2024-11-27 20:32:09,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#30 [2024-11-27 20:32:09,055 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_read_csr [2024-11-27 20:32:09,055 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_read_csr [2024-11-27 20:32:09,055 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-27 20:32:09,055 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-27 20:32:09,055 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_set_multicast_list [2024-11-27 20:32:09,055 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_set_multicast_list [2024-11-27 20:32:09,055 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2024-11-27 20:32:09,055 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2024-11-27 20:32:09,055 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-27 20:32:09,055 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-27 20:32:09,055 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2024-11-27 20:32:09,055 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2024-11-27 20:32:09,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-27 20:32:09,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-27 20:32:09,056 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_probe1 [2024-11-27 20:32:09,056 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_probe1 [2024-11-27 20:32:09,056 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2024-11-27 20:32:09,056 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2024-11-27 20:32:09,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2024-11-27 20:32:09,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2024-11-27 20:32:09,056 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_remove_one [2024-11-27 20:32:09,056 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_remove_one [2024-11-27 20:32:09,056 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2024-11-27 20:32:09,056 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2024-11-27 20:32:09,056 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~~u16~0~TO~VOID [2024-11-27 20:32:09,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~~u16~0~TO~VOID [2024-11-27 20:32:09,056 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_read_bcr [2024-11-27 20:32:09,056 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_read_bcr [2024-11-27 20:32:09,056 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2024-11-27 20:32:09,056 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2024-11-27 20:32:09,056 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-27 20:32:09,056 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-27 20:32:09,056 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-27 20:32:09,056 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-27 20:32:09,056 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_read_bcr [2024-11-27 20:32:09,056 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_read_bcr [2024-11-27 20:32:09,056 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-27 20:32:09,056 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-27 20:32:09,056 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_init_ring [2024-11-27 20:32:09,056 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_init_ring [2024-11-27 20:32:09,056 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_close [2024-11-27 20:32:09,056 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_close [2024-11-27 20:32:09,056 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2024-11-27 20:32:09,057 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2024-11-27 20:32:09,057 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-27 20:32:09,057 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-27 20:32:09,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-27 20:32:09,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-27 20:32:09,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-27 20:32:09,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-27 20:32:09,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-27 20:32:09,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-27 20:32:09,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-27 20:32:09,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-27 20:32:09,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-27 20:32:09,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-27 20:32:09,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-27 20:32:09,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-27 20:32:09,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-27 20:32:09,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-27 20:32:09,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-27 20:32:09,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-27 20:32:09,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-27 20:32:09,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-27 20:32:09,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-27 20:32:09,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-27 20:32:09,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-27 20:32:09,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-27 20:32:09,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-27 20:32:09,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-11-27 20:32:09,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-11-27 20:32:09,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-11-27 20:32:09,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2024-11-27 20:32:09,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2024-11-27 20:32:09,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2024-11-27 20:32:09,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2024-11-27 20:32:09,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2024-11-27 20:32:09,063 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_suspend [2024-11-27 20:32:09,063 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_suspend [2024-11-27 20:32:09,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-27 20:32:09,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-27 20:32:09,063 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-11-27 20:32:09,063 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-11-27 20:32:09,063 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2024-11-27 20:32:09,063 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2024-11-27 20:32:09,063 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_write_csr [2024-11-27 20:32:09,063 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_write_csr [2024-11-27 20:32:09,063 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_load_multicast [2024-11-27 20:32:09,063 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_load_multicast [2024-11-27 20:32:09,063 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2024-11-27 20:32:09,063 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2024-11-27 20:32:09,063 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_nway_reset [2024-11-27 20:32:09,063 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_nway_reset [2024-11-27 20:32:09,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-27 20:32:09,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-27 20:32:09,063 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2024-11-27 20:32:09,063 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2024-11-27 20:32:09,063 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-27 20:32:09,063 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-27 20:32:09,063 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-11-27 20:32:09,063 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-11-27 20:32:09,063 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2024-11-27 20:32:09,063 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2024-11-27 20:32:09,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-27 20:32:09,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-27 20:32:09,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-27 20:32:09,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-27 20:32:09,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-27 20:32:09,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-27 20:32:09,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-27 20:32:09,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-27 20:32:09,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-27 20:32:09,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-27 20:32:09,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-27 20:32:09,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-27 20:32:09,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-27 20:32:09,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-27 20:32:09,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-27 20:32:09,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-27 20:32:09,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-27 20:32:09,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-27 20:32:09,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-27 20:32:09,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-27 20:32:09,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-27 20:32:09,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-27 20:32:09,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-27 20:32:09,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-11-27 20:32:09,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-11-27 20:32:09,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-11-27 20:32:09,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2024-11-27 20:32:09,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2024-11-27 20:32:09,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2024-11-27 20:32:09,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2024-11-27 20:32:09,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2024-11-27 20:32:09,065 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2024-11-27 20:32:09,065 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2024-11-27 20:32:09,065 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2024-11-27 20:32:09,065 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2024-11-27 20:32:09,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-27 20:32:09,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-27 20:32:09,065 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2024-11-27 20:32:09,065 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2024-11-27 20:32:10,839 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 20:32:10,844 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 20:32:23,202 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-27 20:32:41,787 INFO L? ?]: Removed 3917 outVars from TransFormulas that were not future-live. [2024-11-27 20:32:41,788 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 20:32:41,874 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 20:32:41,875 INFO L312 CfgBuilder]: Removed 8 assume(true) statements. [2024-11-27 20:32:41,875 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:32:41 BoogieIcfgContainer [2024-11-27 20:32:41,875 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 20:32:41,877 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 20:32:41,879 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 20:32:41,885 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 20:32:41,885 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 08:32:00" (1/3) ... [2024-11-27 20:32:41,886 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26e9aa66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:32:41, skipping insertion in model container [2024-11-27 20:32:41,888 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:32:05" (2/3) ... [2024-11-27 20:32:41,888 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26e9aa66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:32:41, skipping insertion in model container [2024-11-27 20:32:41,888 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:32:41" (3/3) ... [2024-11-27 20:32:41,889 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i [2024-11-27 20:32:41,908 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 20:32:41,911 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i that has 184 procedures, 3286 locations, 1 initial locations, 94 loop locations, and 3 error locations. [2024-11-27 20:32:42,074 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 20:32:42,090 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;@2f6adab4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 20:32:42,090 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-27 20:32:42,107 INFO L276 IsEmpty]: Start isEmpty. Operand has 3015 states, 2167 states have (on average 1.3350253807106598) internal successors, (2893), 2235 states have internal predecessors, (2893), 724 states have call successors, (724), 123 states have call predecessors, (724), 122 states have return successors, (716), 698 states have call predecessors, (716), 716 states have call successors, (716) [2024-11-27 20:32:42,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-27 20:32:42,119 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:32:42,120 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 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] [2024-11-27 20:32:42,120 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-27 20:32:42,125 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:32:42,126 INFO L85 PathProgramCache]: Analyzing trace with hash -1042821255, now seen corresponding path program 1 times [2024-11-27 20:32:42,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:32:42,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [743684237] [2024-11-27 20:32:42,134 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:32:42,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:32:48,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:32:49,974 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-27 20:32:49,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:32:49,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [743684237] [2024-11-27 20:32:49,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [743684237] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:32:49,977 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:32:49,977 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 20:32:49,982 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650527098] [2024-11-27 20:32:49,982 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:32:49,987 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 20:32:49,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:32:50,011 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 20:32:50,012 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:32:50,022 INFO L87 Difference]: Start difference. First operand has 3015 states, 2167 states have (on average 1.3350253807106598) internal successors, (2893), 2235 states have internal predecessors, (2893), 724 states have call successors, (724), 123 states have call predecessors, (724), 122 states have return successors, (716), 698 states have call predecessors, (716), 716 states have call successors, (716) Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-27 20:32:51,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:32:51,169 INFO L93 Difference]: Finished difference Result 6004 states and 8755 transitions. [2024-11-27 20:32:51,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:32:51,173 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 63 [2024-11-27 20:32:51,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:32:51,228 INFO L225 Difference]: With dead ends: 6004 [2024-11-27 20:32:51,228 INFO L226 Difference]: Without dead ends: 3010 [2024-11-27 20:32:51,261 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-27 20:32:51,267 INFO L435 NwaCegarLoop]: 4235 mSDtfsCounter, 4198 mSDsluCounter, 8502 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4199 SdHoareTripleChecker+Valid, 12737 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-27 20:32:51,268 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4199 Valid, 12737 Invalid, 36 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-27 20:32:51,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3010 states. [2024-11-27 20:32:51,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3010 to 3008. [2024-11-27 20:32:51,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3008 states, 2161 states have (on average 1.3105043961129106) internal successors, (2832), 2220 states have internal predecessors, (2832), 715 states have call successors, (715), 130 states have call predecessors, (715), 129 states have return successors, (712), 694 states have call predecessors, (712), 712 states have call successors, (712) [2024-11-27 20:32:51,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3008 states to 3008 states and 4259 transitions. [2024-11-27 20:32:51,707 INFO L78 Accepts]: Start accepts. Automaton has 3008 states and 4259 transitions. Word has length 63 [2024-11-27 20:32:51,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:32:51,709 INFO L471 AbstractCegarLoop]: Abstraction has 3008 states and 4259 transitions. [2024-11-27 20:32:51,709 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-27 20:32:51,709 INFO L276 IsEmpty]: Start isEmpty. Operand 3008 states and 4259 transitions. [2024-11-27 20:32:51,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-27 20:32:51,716 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:32:51,716 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 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] [2024-11-27 20:32:51,717 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-27 20:32:51,717 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-27 20:32:51,718 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:32:51,718 INFO L85 PathProgramCache]: Analyzing trace with hash -1589258640, now seen corresponding path program 1 times [2024-11-27 20:32:51,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:32:51,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118951248] [2024-11-27 20:32:51,719 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:32:51,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:32:56,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:32:58,067 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-27 20:32:58,068 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:32:58,068 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118951248] [2024-11-27 20:32:58,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1118951248] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:32:58,068 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:32:58,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 20:32:58,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621669447] [2024-11-27 20:32:58,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:32:58,070 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 20:32:58,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:32:58,071 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 20:32:58,071 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:32:58,071 INFO L87 Difference]: Start difference. First operand 3008 states and 4259 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-27 20:32:58,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:32:58,603 INFO L93 Difference]: Finished difference Result 3014 states and 4264 transitions. [2024-11-27 20:32:58,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:32:58,604 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 68 [2024-11-27 20:32:58,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:32:58,633 INFO L225 Difference]: With dead ends: 3014 [2024-11-27 20:32:58,633 INFO L226 Difference]: Without dead ends: 3012 [2024-11-27 20:32:58,636 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-27 20:32:58,637 INFO L435 NwaCegarLoop]: 4219 mSDtfsCounter, 4187 mSDsluCounter, 8419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4188 SdHoareTripleChecker+Valid, 12638 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-27 20:32:58,638 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4188 Valid, 12638 Invalid, 23 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-27 20:32:58,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3012 states. [2024-11-27 20:32:58,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3012 to 3012. [2024-11-27 20:32:58,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3012 states, 2164 states have (on average 1.3100739371534196) internal successors, (2835), 2223 states have internal predecessors, (2835), 715 states have call successors, (715), 131 states have call predecessors, (715), 130 states have return successors, (712), 694 states have call predecessors, (712), 712 states have call successors, (712) [2024-11-27 20:32:58,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3012 states to 3012 states and 4262 transitions. [2024-11-27 20:32:58,834 INFO L78 Accepts]: Start accepts. Automaton has 3012 states and 4262 transitions. Word has length 68 [2024-11-27 20:32:58,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:32:58,835 INFO L471 AbstractCegarLoop]: Abstraction has 3012 states and 4262 transitions. [2024-11-27 20:32:58,835 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-27 20:32:58,835 INFO L276 IsEmpty]: Start isEmpty. Operand 3012 states and 4262 transitions. [2024-11-27 20:32:58,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-27 20:32:58,837 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:32:58,837 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2024-11-27 20:32:58,837 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-27 20:32:58,837 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-27 20:32:58,837 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:32:58,841 INFO L85 PathProgramCache]: Analyzing trace with hash 423995801, now seen corresponding path program 1 times [2024-11-27 20:32:58,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:32:58,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698388005] [2024-11-27 20:32:58,842 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:32:58,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:33:04,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:33:04,909 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-27 20:33:04,909 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:33:04,909 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698388005] [2024-11-27 20:33:04,909 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [698388005] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:33:04,910 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:33:04,910 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 20:33:04,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147202440] [2024-11-27 20:33:04,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:33:04,912 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 20:33:04,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:33:04,913 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 20:33:04,913 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:33:04,914 INFO L87 Difference]: Start difference. First operand 3012 states and 4262 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-27 20:33:05,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:33:05,434 INFO L93 Difference]: Finished difference Result 3018 states and 4267 transitions. [2024-11-27 20:33:05,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:33:05,434 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 73 [2024-11-27 20:33:05,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:33:05,455 INFO L225 Difference]: With dead ends: 3018 [2024-11-27 20:33:05,455 INFO L226 Difference]: Without dead ends: 3016 [2024-11-27 20:33:05,460 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-27 20:33:05,461 INFO L435 NwaCegarLoop]: 4219 mSDtfsCounter, 4186 mSDsluCounter, 8419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4187 SdHoareTripleChecker+Valid, 12638 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-27 20:33:05,462 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4187 Valid, 12638 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-27 20:33:05,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3016 states. [2024-11-27 20:33:05,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3016 to 3016. [2024-11-27 20:33:05,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3016 states, 2167 states have (on average 1.3096446700507614) internal successors, (2838), 2226 states have internal predecessors, (2838), 715 states have call successors, (715), 132 states have call predecessors, (715), 131 states have return successors, (712), 694 states have call predecessors, (712), 712 states have call successors, (712) [2024-11-27 20:33:05,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3016 states to 3016 states and 4265 transitions. [2024-11-27 20:33:05,667 INFO L78 Accepts]: Start accepts. Automaton has 3016 states and 4265 transitions. Word has length 73 [2024-11-27 20:33:05,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:33:05,668 INFO L471 AbstractCegarLoop]: Abstraction has 3016 states and 4265 transitions. [2024-11-27 20:33:05,669 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-27 20:33:05,669 INFO L276 IsEmpty]: Start isEmpty. Operand 3016 states and 4265 transitions. [2024-11-27 20:33:05,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-27 20:33:05,673 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:33:05,674 INFO L218 NwaCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:33:05,674 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-27 20:33:05,674 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-27 20:33:05,675 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:33:05,675 INFO L85 PathProgramCache]: Analyzing trace with hash 491093968, now seen corresponding path program 1 times [2024-11-27 20:33:05,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:33:05,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833096810] [2024-11-27 20:33:05,675 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:33:05,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:33:10,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:33:10,914 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-27 20:33:10,915 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:33:10,915 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833096810] [2024-11-27 20:33:10,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833096810] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:33:10,916 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:33:10,916 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 20:33:10,916 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387581880] [2024-11-27 20:33:10,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:33:10,917 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 20:33:10,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:33:10,917 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 20:33:10,919 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:33:10,919 INFO L87 Difference]: Start difference. First operand 3016 states and 4265 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-27 20:33:11,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:33:11,444 INFO L93 Difference]: Finished difference Result 3022 states and 4270 transitions. [2024-11-27 20:33:11,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:33:11,445 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 78 [2024-11-27 20:33:11,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:33:11,467 INFO L225 Difference]: With dead ends: 3022 [2024-11-27 20:33:11,467 INFO L226 Difference]: Without dead ends: 3020 [2024-11-27 20:33:11,470 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-27 20:33:11,472 INFO L435 NwaCegarLoop]: 4219 mSDtfsCounter, 4185 mSDsluCounter, 8419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4186 SdHoareTripleChecker+Valid, 12638 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-27 20:33:11,473 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4186 Valid, 12638 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-27 20:33:11,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3020 states. [2024-11-27 20:33:11,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3020 to 3020. [2024-11-27 20:33:11,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3020 states, 2170 states have (on average 1.3092165898617512) internal successors, (2841), 2229 states have internal predecessors, (2841), 715 states have call successors, (715), 133 states have call predecessors, (715), 132 states have return successors, (712), 694 states have call predecessors, (712), 712 states have call successors, (712) [2024-11-27 20:33:11,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3020 states to 3020 states and 4268 transitions. [2024-11-27 20:33:11,682 INFO L78 Accepts]: Start accepts. Automaton has 3020 states and 4268 transitions. Word has length 78 [2024-11-27 20:33:11,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:33:11,682 INFO L471 AbstractCegarLoop]: Abstraction has 3020 states and 4268 transitions. [2024-11-27 20:33:11,682 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-27 20:33:11,683 INFO L276 IsEmpty]: Start isEmpty. Operand 3020 states and 4268 transitions. [2024-11-27 20:33:11,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-27 20:33:11,685 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:33:11,685 INFO L218 NwaCegarLoop]: trace histogram [5, 4, 4, 3, 3, 3, 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] [2024-11-27 20:33:11,685 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-27 20:33:11,685 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-27 20:33:11,686 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:33:11,686 INFO L85 PathProgramCache]: Analyzing trace with hash 1270025145, now seen corresponding path program 1 times [2024-11-27 20:33:11,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:33:11,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440620734] [2024-11-27 20:33:11,686 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:33:11,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:33:16,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:33:17,341 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2024-11-27 20:33:17,342 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:33:17,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1440620734] [2024-11-27 20:33:17,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1440620734] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:33:17,342 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:33:17,342 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 20:33:17,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [843299113] [2024-11-27 20:33:17,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:33:17,343 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 20:33:17,343 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:33:17,344 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 20:33:17,344 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:33:17,345 INFO L87 Difference]: Start difference. First operand 3020 states and 4268 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-27 20:33:17,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:33:17,850 INFO L93 Difference]: Finished difference Result 3026 states and 4273 transitions. [2024-11-27 20:33:17,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:33:17,855 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 83 [2024-11-27 20:33:17,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:33:17,879 INFO L225 Difference]: With dead ends: 3026 [2024-11-27 20:33:17,879 INFO L226 Difference]: Without dead ends: 3024 [2024-11-27 20:33:17,882 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-27 20:33:17,883 INFO L435 NwaCegarLoop]: 4219 mSDtfsCounter, 4184 mSDsluCounter, 8419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4185 SdHoareTripleChecker+Valid, 12638 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-27 20:33:17,884 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4185 Valid, 12638 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-27 20:33:17,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3024 states. [2024-11-27 20:33:18,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3024 to 3024. [2024-11-27 20:33:18,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3024 states, 2173 states have (on average 1.3087896916705015) internal successors, (2844), 2232 states have internal predecessors, (2844), 715 states have call successors, (715), 134 states have call predecessors, (715), 133 states have return successors, (712), 694 states have call predecessors, (712), 712 states have call successors, (712) [2024-11-27 20:33:18,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3024 states to 3024 states and 4271 transitions. [2024-11-27 20:33:18,073 INFO L78 Accepts]: Start accepts. Automaton has 3024 states and 4271 transitions. Word has length 83 [2024-11-27 20:33:18,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:33:18,075 INFO L471 AbstractCegarLoop]: Abstraction has 3024 states and 4271 transitions. [2024-11-27 20:33:18,076 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-27 20:33:18,076 INFO L276 IsEmpty]: Start isEmpty. Operand 3024 states and 4271 transitions. [2024-11-27 20:33:18,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-11-27 20:33:18,080 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:33:18,080 INFO L218 NwaCegarLoop]: trace histogram [6, 5, 5, 3, 3, 3, 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] [2024-11-27 20:33:18,081 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-27 20:33:18,081 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-27 20:33:18,081 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:33:18,081 INFO L85 PathProgramCache]: Analyzing trace with hash -658857680, now seen corresponding path program 1 times [2024-11-27 20:33:18,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:33:18,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1545656370] [2024-11-27 20:33:18,082 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:33:18,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:33:22,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:33:23,362 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-27 20:33:23,364 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:33:23,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1545656370] [2024-11-27 20:33:23,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1545656370] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:33:23,364 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:33:23,364 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 20:33:23,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903386820] [2024-11-27 20:33:23,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:33:23,365 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 20:33:23,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:33:23,365 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 20:33:23,366 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:33:23,366 INFO L87 Difference]: Start difference. First operand 3024 states and 4271 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-27 20:33:23,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:33:23,897 INFO L93 Difference]: Finished difference Result 3030 states and 4276 transitions. [2024-11-27 20:33:23,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:33:23,898 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (14), 3 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 88 [2024-11-27 20:33:23,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:33:23,915 INFO L225 Difference]: With dead ends: 3030 [2024-11-27 20:33:23,915 INFO L226 Difference]: Without dead ends: 3028 [2024-11-27 20:33:23,918 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-27 20:33:23,919 INFO L435 NwaCegarLoop]: 4219 mSDtfsCounter, 4183 mSDsluCounter, 8419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4184 SdHoareTripleChecker+Valid, 12638 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-27 20:33:23,919 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4184 Valid, 12638 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-27 20:33:23,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3028 states. [2024-11-27 20:33:24,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3028 to 3028. [2024-11-27 20:33:24,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3028 states, 2176 states have (on average 1.3083639705882353) internal successors, (2847), 2235 states have internal predecessors, (2847), 715 states have call successors, (715), 135 states have call predecessors, (715), 134 states have return successors, (712), 694 states have call predecessors, (712), 712 states have call successors, (712) [2024-11-27 20:33:24,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3028 states to 3028 states and 4274 transitions. [2024-11-27 20:33:24,106 INFO L78 Accepts]: Start accepts. Automaton has 3028 states and 4274 transitions. Word has length 88 [2024-11-27 20:33:24,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:33:24,107 INFO L471 AbstractCegarLoop]: Abstraction has 3028 states and 4274 transitions. [2024-11-27 20:33:24,107 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-27 20:33:24,107 INFO L276 IsEmpty]: Start isEmpty. Operand 3028 states and 4274 transitions. [2024-11-27 20:33:24,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-27 20:33:24,113 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:33:24,114 INFO L218 NwaCegarLoop]: trace histogram [7, 6, 6, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:33:24,114 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-27 20:33:24,114 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-27 20:33:24,114 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:33:24,114 INFO L85 PathProgramCache]: Analyzing trace with hash -1400842349, now seen corresponding path program 1 times [2024-11-27 20:33:24,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:33:24,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412793077] [2024-11-27 20:33:24,115 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:33:24,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:33:28,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:33:28,882 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-11-27 20:33:28,883 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:33:28,883 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1412793077] [2024-11-27 20:33:28,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1412793077] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:33:28,883 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:33:28,883 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 20:33:28,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922975387] [2024-11-27 20:33:28,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:33:28,885 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 20:33:28,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:33:28,887 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 20:33:28,887 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:33:28,888 INFO L87 Difference]: Start difference. First operand 3028 states and 4274 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 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) [2024-11-27 20:33:29,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:33:29,429 INFO L93 Difference]: Finished difference Result 3034 states and 4279 transitions. [2024-11-27 20:33:29,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:33:29,430 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 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 104 [2024-11-27 20:33:29,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:33:29,448 INFO L225 Difference]: With dead ends: 3034 [2024-11-27 20:33:29,448 INFO L226 Difference]: Without dead ends: 3032 [2024-11-27 20:33:29,451 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-27 20:33:29,453 INFO L435 NwaCegarLoop]: 4219 mSDtfsCounter, 4174 mSDsluCounter, 8419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4175 SdHoareTripleChecker+Valid, 12638 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-27 20:33:29,453 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4175 Valid, 12638 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-27 20:33:29,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3032 states. [2024-11-27 20:33:29,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3032 to 3032. [2024-11-27 20:33:29,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3032 states, 2179 states have (on average 1.3079394217530977) internal successors, (2850), 2238 states have internal predecessors, (2850), 715 states have call successors, (715), 136 states have call predecessors, (715), 135 states have return successors, (712), 694 states have call predecessors, (712), 712 states have call successors, (712) [2024-11-27 20:33:29,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3032 states to 3032 states and 4277 transitions. [2024-11-27 20:33:29,659 INFO L78 Accepts]: Start accepts. Automaton has 3032 states and 4277 transitions. Word has length 104 [2024-11-27 20:33:29,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:33:29,660 INFO L471 AbstractCegarLoop]: Abstraction has 3032 states and 4277 transitions. [2024-11-27 20:33:29,660 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 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) [2024-11-27 20:33:29,660 INFO L276 IsEmpty]: Start isEmpty. Operand 3032 states and 4277 transitions. [2024-11-27 20:33:29,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-27 20:33:29,664 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:33:29,664 INFO L218 NwaCegarLoop]: trace histogram [8, 7, 7, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:33:29,665 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-27 20:33:29,665 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-27 20:33:29,665 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:33:29,665 INFO L85 PathProgramCache]: Analyzing trace with hash -871473898, now seen corresponding path program 1 times [2024-11-27 20:33:29,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:33:29,665 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78822647] [2024-11-27 20:33:29,666 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:33:29,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:33:34,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:33:35,368 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-11-27 20:33:35,368 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:33:35,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78822647] [2024-11-27 20:33:35,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [78822647] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:33:35,368 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:33:35,369 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 20:33:35,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317480085] [2024-11-27 20:33:35,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:33:35,369 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 20:33:35,369 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:33:35,370 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 20:33:35,370 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:33:35,370 INFO L87 Difference]: Start difference. First operand 3032 states and 4277 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 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) [2024-11-27 20:33:36,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:33:36,092 INFO L93 Difference]: Finished difference Result 3366 states and 4661 transitions. [2024-11-27 20:33:36,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:33:36,093 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 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 109 [2024-11-27 20:33:36,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:33:36,111 INFO L225 Difference]: With dead ends: 3366 [2024-11-27 20:33:36,111 INFO L226 Difference]: Without dead ends: 3364 [2024-11-27 20:33:36,112 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-27 20:33:36,113 INFO L435 NwaCegarLoop]: 4307 mSDtfsCounter, 2319 mSDsluCounter, 10827 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2320 SdHoareTripleChecker+Valid, 15134 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-27 20:33:36,113 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2320 Valid, 15134 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-27 20:33:36,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3364 states. [2024-11-27 20:33:36,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3364 to 3362. [2024-11-27 20:33:36,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3362 states, 2396 states have (on average 1.2967445742904842) internal successors, (3107), 2463 states have internal predecessors, (3107), 777 states have call successors, (777), 187 states have call predecessors, (777), 186 states have return successors, (774), 752 states have call predecessors, (774), 774 states have call successors, (774) [2024-11-27 20:33:36,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3362 states to 3362 states and 4658 transitions. [2024-11-27 20:33:36,346 INFO L78 Accepts]: Start accepts. Automaton has 3362 states and 4658 transitions. Word has length 109 [2024-11-27 20:33:36,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:33:36,347 INFO L471 AbstractCegarLoop]: Abstraction has 3362 states and 4658 transitions. [2024-11-27 20:33:36,347 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 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) [2024-11-27 20:33:36,347 INFO L276 IsEmpty]: Start isEmpty. Operand 3362 states and 4658 transitions. [2024-11-27 20:33:36,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-27 20:33:36,349 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:33:36,349 INFO L218 NwaCegarLoop]: trace histogram [9, 8, 8, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:33:36,349 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-27 20:33:36,349 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-27 20:33:36,350 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:33:36,350 INFO L85 PathProgramCache]: Analyzing trace with hash 652503033, now seen corresponding path program 1 times [2024-11-27 20:33:36,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:33:36,350 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942429268] [2024-11-27 20:33:36,350 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:33:36,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:33:40,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:33:41,300 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2024-11-27 20:33:41,300 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:33:41,300 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [942429268] [2024-11-27 20:33:41,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [942429268] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:33:41,300 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:33:41,300 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 20:33:41,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001495704] [2024-11-27 20:33:41,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:33:41,301 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 20:33:41,301 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:33:41,301 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 20:33:41,301 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:33:41,302 INFO L87 Difference]: Start difference. First operand 3362 states and 4658 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 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) [2024-11-27 20:33:41,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:33:41,846 INFO L93 Difference]: Finished difference Result 3368 states and 4663 transitions. [2024-11-27 20:33:41,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:33:41,847 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 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 103 [2024-11-27 20:33:41,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:33:41,886 INFO L225 Difference]: With dead ends: 3368 [2024-11-27 20:33:41,886 INFO L226 Difference]: Without dead ends: 3366 [2024-11-27 20:33:41,889 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-27 20:33:41,890 INFO L435 NwaCegarLoop]: 4219 mSDtfsCounter, 4180 mSDsluCounter, 8419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4181 SdHoareTripleChecker+Valid, 12638 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-27 20:33:41,890 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4181 Valid, 12638 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-27 20:33:41,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3366 states. [2024-11-27 20:33:42,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3366 to 3366. [2024-11-27 20:33:42,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3366 states, 2399 states have (on average 1.2963734889537306) internal successors, (3110), 2466 states have internal predecessors, (3110), 777 states have call successors, (777), 188 states have call predecessors, (777), 187 states have return successors, (774), 752 states have call predecessors, (774), 774 states have call successors, (774) [2024-11-27 20:33:42,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3366 states to 3366 states and 4661 transitions. [2024-11-27 20:33:42,141 INFO L78 Accepts]: Start accepts. Automaton has 3366 states and 4661 transitions. Word has length 103 [2024-11-27 20:33:42,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:33:42,142 INFO L471 AbstractCegarLoop]: Abstraction has 3366 states and 4661 transitions. [2024-11-27 20:33:42,142 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 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) [2024-11-27 20:33:42,142 INFO L276 IsEmpty]: Start isEmpty. Operand 3366 states and 4661 transitions. [2024-11-27 20:33:42,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-27 20:33:42,147 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:33:42,147 INFO L218 NwaCegarLoop]: trace histogram [10, 9, 9, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:33:42,147 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-27 20:33:42,148 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-27 20:33:42,148 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:33:42,153 INFO L85 PathProgramCache]: Analyzing trace with hash 390037238, now seen corresponding path program 1 times [2024-11-27 20:33:42,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:33:42,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1360859807] [2024-11-27 20:33:42,153 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:33:42,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:33:46,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:33:47,112 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2024-11-27 20:33:47,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:33:47,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1360859807] [2024-11-27 20:33:47,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1360859807] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:33:47,112 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:33:47,112 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 20:33:47,112 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [27714075] [2024-11-27 20:33:47,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:33:47,113 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 20:33:47,113 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:33:47,114 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 20:33:47,114 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:33:47,114 INFO L87 Difference]: Start difference. First operand 3366 states and 4661 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 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) [2024-11-27 20:33:47,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:33:47,671 INFO L93 Difference]: Finished difference Result 3372 states and 4666 transitions. [2024-11-27 20:33:47,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:33:47,672 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 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 119 [2024-11-27 20:33:47,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:33:47,696 INFO L225 Difference]: With dead ends: 3372 [2024-11-27 20:33:47,697 INFO L226 Difference]: Without dead ends: 3370 [2024-11-27 20:33:47,700 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-27 20:33:47,700 INFO L435 NwaCegarLoop]: 4219 mSDtfsCounter, 4171 mSDsluCounter, 8419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4172 SdHoareTripleChecker+Valid, 12638 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-27 20:33:47,700 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4172 Valid, 12638 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-27 20:33:47,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3370 states. [2024-11-27 20:33:47,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3370 to 3370. [2024-11-27 20:33:47,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3370 states, 2402 states have (on average 1.2960033305578684) internal successors, (3113), 2469 states have internal predecessors, (3113), 777 states have call successors, (777), 189 states have call predecessors, (777), 188 states have return successors, (774), 752 states have call predecessors, (774), 774 states have call successors, (774) [2024-11-27 20:33:47,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3370 states to 3370 states and 4664 transitions. [2024-11-27 20:33:47,971 INFO L78 Accepts]: Start accepts. Automaton has 3370 states and 4664 transitions. Word has length 119 [2024-11-27 20:33:47,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:33:47,971 INFO L471 AbstractCegarLoop]: Abstraction has 3370 states and 4664 transitions. [2024-11-27 20:33:47,972 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 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) [2024-11-27 20:33:47,972 INFO L276 IsEmpty]: Start isEmpty. Operand 3370 states and 4664 transitions. [2024-11-27 20:33:47,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-27 20:33:47,974 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:33:47,975 INFO L218 NwaCegarLoop]: trace histogram [11, 10, 10, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:33:47,975 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-27 20:33:47,975 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-27 20:33:47,976 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:33:47,976 INFO L85 PathProgramCache]: Analyzing trace with hash 1704223257, now seen corresponding path program 1 times [2024-11-27 20:33:47,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:33:47,976 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808034385] [2024-11-27 20:33:47,976 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:33:47,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:33:52,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:33:53,546 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2024-11-27 20:33:53,546 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:33:53,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808034385] [2024-11-27 20:33:53,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [808034385] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:33:53,546 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:33:53,546 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 20:33:53,546 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423160423] [2024-11-27 20:33:53,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:33:53,547 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 20:33:53,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:33:53,547 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 20:33:53,547 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:33:53,547 INFO L87 Difference]: Start difference. First operand 3370 states and 4664 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 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) [2024-11-27 20:33:54,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:33:54,021 INFO L93 Difference]: Finished difference Result 3376 states and 4669 transitions. [2024-11-27 20:33:54,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:33:54,022 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 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 113 [2024-11-27 20:33:54,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:33:54,038 INFO L225 Difference]: With dead ends: 3376 [2024-11-27 20:33:54,039 INFO L226 Difference]: Without dead ends: 3374 [2024-11-27 20:33:54,042 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-27 20:33:54,042 INFO L435 NwaCegarLoop]: 4219 mSDtfsCounter, 4178 mSDsluCounter, 8419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4179 SdHoareTripleChecker+Valid, 12638 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-27 20:33:54,042 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4179 Valid, 12638 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-27 20:33:54,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3374 states. [2024-11-27 20:33:54,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3374 to 3374. [2024-11-27 20:33:54,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3374 states, 2405 states have (on average 1.2956340956340957) internal successors, (3116), 2472 states have internal predecessors, (3116), 777 states have call successors, (777), 190 states have call predecessors, (777), 189 states have return successors, (774), 752 states have call predecessors, (774), 774 states have call successors, (774) [2024-11-27 20:33:54,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3374 states to 3374 states and 4667 transitions. [2024-11-27 20:33:54,304 INFO L78 Accepts]: Start accepts. Automaton has 3374 states and 4667 transitions. Word has length 113 [2024-11-27 20:33:54,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:33:54,305 INFO L471 AbstractCegarLoop]: Abstraction has 3374 states and 4667 transitions. [2024-11-27 20:33:54,305 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 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) [2024-11-27 20:33:54,305 INFO L276 IsEmpty]: Start isEmpty. Operand 3374 states and 4667 transitions. [2024-11-27 20:33:54,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-27 20:33:54,308 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:33:54,308 INFO L218 NwaCegarLoop]: trace histogram [12, 11, 11, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:33:54,308 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-27 20:33:54,308 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-27 20:33:54,309 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:33:54,309 INFO L85 PathProgramCache]: Analyzing trace with hash -1094092586, now seen corresponding path program 1 times [2024-11-27 20:33:54,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:33:54,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1317990397] [2024-11-27 20:33:54,309 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:33:54,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:33:58,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:33:59,146 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-27 20:33:59,146 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:33:59,146 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1317990397] [2024-11-27 20:33:59,146 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1317990397] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:33:59,146 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:33:59,146 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 20:33:59,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2076418329] [2024-11-27 20:33:59,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:33:59,147 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 20:33:59,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:33:59,147 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 20:33:59,147 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:33:59,147 INFO L87 Difference]: Start difference. First operand 3374 states and 4667 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-27 20:33:59,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:33:59,585 INFO L93 Difference]: Finished difference Result 3380 states and 4672 transitions. [2024-11-27 20:33:59,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:33:59,586 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 129 [2024-11-27 20:33:59,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:33:59,602 INFO L225 Difference]: With dead ends: 3380 [2024-11-27 20:33:59,602 INFO L226 Difference]: Without dead ends: 3376 [2024-11-27 20:33:59,605 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-27 20:33:59,606 INFO L435 NwaCegarLoop]: 4219 mSDtfsCounter, 4169 mSDsluCounter, 8419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4170 SdHoareTripleChecker+Valid, 12638 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-27 20:33:59,606 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4170 Valid, 12638 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-27 20:33:59,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3376 states. [2024-11-27 20:33:59,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3376 to 3376. [2024-11-27 20:33:59,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3376 states, 2407 states have (on average 1.2949729954299958) internal successors, (3117), 2473 states have internal predecessors, (3117), 777 states have call successors, (777), 191 states have call predecessors, (777), 189 states have return successors, (774), 752 states have call predecessors, (774), 774 states have call successors, (774) [2024-11-27 20:33:59,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3376 states to 3376 states and 4668 transitions. [2024-11-27 20:33:59,870 INFO L78 Accepts]: Start accepts. Automaton has 3376 states and 4668 transitions. Word has length 129 [2024-11-27 20:33:59,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:33:59,870 INFO L471 AbstractCegarLoop]: Abstraction has 3376 states and 4668 transitions. [2024-11-27 20:33:59,870 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-27 20:33:59,871 INFO L276 IsEmpty]: Start isEmpty. Operand 3376 states and 4668 transitions. [2024-11-27 20:33:59,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-27 20:33:59,874 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:33:59,874 INFO L218 NwaCegarLoop]: trace histogram [13, 12, 12, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:33:59,874 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-27 20:33:59,874 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-27 20:33:59,874 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:33:59,875 INFO L85 PathProgramCache]: Analyzing trace with hash 367559795, now seen corresponding path program 1 times [2024-11-27 20:33:59,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:33:59,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12318866] [2024-11-27 20:33:59,875 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:33:59,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:34:04,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:34:04,856 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 285 trivial. 0 not checked. [2024-11-27 20:34:04,856 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:34:04,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12318866] [2024-11-27 20:34:04,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12318866] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:34:04,856 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:34:04,856 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 20:34:04,857 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389072005] [2024-11-27 20:34:04,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:34:04,857 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 20:34:04,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:34:04,858 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 20:34:04,858 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:34:04,858 INFO L87 Difference]: Start difference. First operand 3376 states and 4668 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-27 20:34:05,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:34:05,253 INFO L93 Difference]: Finished difference Result 3376 states and 4668 transitions. [2024-11-27 20:34:05,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:34:05,253 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 134 [2024-11-27 20:34:05,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:34:05,267 INFO L225 Difference]: With dead ends: 3376 [2024-11-27 20:34:05,267 INFO L226 Difference]: Without dead ends: 3301 [2024-11-27 20:34:05,271 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-27 20:34:05,271 INFO L435 NwaCegarLoop]: 4217 mSDtfsCounter, 4165 mSDsluCounter, 8417 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4165 SdHoareTripleChecker+Valid, 12634 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-27 20:34:05,272 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4165 Valid, 12634 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-27 20:34:05,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3301 states. [2024-11-27 20:34:05,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3301 to 3301. [2024-11-27 20:34:05,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3301 states, 2361 states have (on average 1.299449385853452) internal successors, (3068), 2425 states have internal predecessors, (3068), 761 states have call successors, (761), 177 states have call predecessors, (761), 177 states have return successors, (761), 739 states have call predecessors, (761), 761 states have call successors, (761) [2024-11-27 20:34:05,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3301 states to 3301 states and 4590 transitions. [2024-11-27 20:34:05,604 INFO L78 Accepts]: Start accepts. Automaton has 3301 states and 4590 transitions. Word has length 134 [2024-11-27 20:34:05,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:34:05,605 INFO L471 AbstractCegarLoop]: Abstraction has 3301 states and 4590 transitions. [2024-11-27 20:34:05,605 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-27 20:34:05,605 INFO L276 IsEmpty]: Start isEmpty. Operand 3301 states and 4590 transitions. [2024-11-27 20:34:05,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-27 20:34:05,609 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:34:05,609 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:34:05,610 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-27 20:34:05,610 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-27 20:34:05,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:34:05,611 INFO L85 PathProgramCache]: Analyzing trace with hash 1585321042, now seen corresponding path program 1 times [2024-11-27 20:34:05,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:34:05,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660475312] [2024-11-27 20:34:05,612 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:34:05,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:34:10,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:34:11,310 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2024-11-27 20:34:11,310 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:34:11,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660475312] [2024-11-27 20:34:11,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1660475312] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:34:11,310 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:34:11,311 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 20:34:11,311 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56535371] [2024-11-27 20:34:11,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:34:11,311 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 20:34:11,312 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:34:11,312 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 20:34:11,312 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:34:11,312 INFO L87 Difference]: Start difference. First operand 3301 states and 4590 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-27 20:34:11,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:34:11,699 INFO L93 Difference]: Finished difference Result 3309 states and 4596 transitions. [2024-11-27 20:34:11,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:34:11,700 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 150 [2024-11-27 20:34:11,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:34:11,715 INFO L225 Difference]: With dead ends: 3309 [2024-11-27 20:34:11,715 INFO L226 Difference]: Without dead ends: 3307 [2024-11-27 20:34:11,718 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-27 20:34:11,718 INFO L435 NwaCegarLoop]: 4261 mSDtfsCounter, 2272 mSDsluCounter, 10753 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2273 SdHoareTripleChecker+Valid, 15014 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-27 20:34:11,719 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2273 Valid, 15014 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-27 20:34:11,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3307 states. [2024-11-27 20:34:11,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3307 to 3305. [2024-11-27 20:34:11,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3305 states, 2364 states have (on average 1.2990693739424704) internal successors, (3071), 2428 states have internal predecessors, (3071), 761 states have call successors, (761), 178 states have call predecessors, (761), 178 states have return successors, (761), 739 states have call predecessors, (761), 761 states have call successors, (761) [2024-11-27 20:34:11,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3305 states to 3305 states and 4593 transitions. [2024-11-27 20:34:11,995 INFO L78 Accepts]: Start accepts. Automaton has 3305 states and 4593 transitions. Word has length 150 [2024-11-27 20:34:11,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:34:11,995 INFO L471 AbstractCegarLoop]: Abstraction has 3305 states and 4593 transitions. [2024-11-27 20:34:11,996 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-27 20:34:11,996 INFO L276 IsEmpty]: Start isEmpty. Operand 3305 states and 4593 transitions. [2024-11-27 20:34:12,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-27 20:34:12,003 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:34:12,003 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:34:12,003 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-27 20:34:12,003 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-27 20:34:12,004 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:34:12,004 INFO L85 PathProgramCache]: Analyzing trace with hash 1390514046, now seen corresponding path program 1 times [2024-11-27 20:34:12,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:34:12,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421099792] [2024-11-27 20:34:12,005 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:34:12,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:34:16,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:34:17,619 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-11-27 20:34:17,619 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:34:17,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421099792] [2024-11-27 20:34:17,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [421099792] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:34:17,619 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:34:17,620 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 20:34:17,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839532760] [2024-11-27 20:34:17,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:34:17,620 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 20:34:17,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:34:17,621 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 20:34:17,621 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:34:17,621 INFO L87 Difference]: Start difference. First operand 3305 states and 4593 transitions. Second operand has 5 states, 5 states have (on average 17.2) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (28), 3 states have call predecessors, (28), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-27 20:34:21,707 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 [] [2024-11-27 20:34:22,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:34:22,610 INFO L93 Difference]: Finished difference Result 3307 states and 4594 transitions. [2024-11-27 20:34:22,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:34:22,611 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (28), 3 states have call predecessors, (28), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 197 [2024-11-27 20:34:22,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:34:22,630 INFO L225 Difference]: With dead ends: 3307 [2024-11-27 20:34:22,630 INFO L226 Difference]: Without dead ends: 3152 [2024-11-27 20:34:22,634 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-27 20:34:22,635 INFO L435 NwaCegarLoop]: 4467 mSDtfsCounter, 2230 mSDsluCounter, 11247 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2231 SdHoareTripleChecker+Valid, 15714 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-27 20:34:22,635 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2231 Valid, 15714 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2024-11-27 20:34:22,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3152 states. [2024-11-27 20:34:22,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3152 to 3152. [2024-11-27 20:34:22,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3152 states, 2258 states have (on average 1.299822852081488) internal successors, (2935), 2314 states have internal predecessors, (2935), 714 states have call successors, (714), 178 states have call predecessors, (714), 178 states have return successors, (714), 696 states have call predecessors, (714), 714 states have call successors, (714) [2024-11-27 20:34:22,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3152 states to 3152 states and 4363 transitions. [2024-11-27 20:34:22,955 INFO L78 Accepts]: Start accepts. Automaton has 3152 states and 4363 transitions. Word has length 197 [2024-11-27 20:34:22,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:34:22,956 INFO L471 AbstractCegarLoop]: Abstraction has 3152 states and 4363 transitions. [2024-11-27 20:34:22,956 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (28), 3 states have call predecessors, (28), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-27 20:34:22,956 INFO L276 IsEmpty]: Start isEmpty. Operand 3152 states and 4363 transitions. [2024-11-27 20:34:22,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 573 [2024-11-27 20:34:22,993 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:34:22,993 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 9, 9, 8, 8, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:34:22,994 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-27 20:34:22,994 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-27 20:34:22,995 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:34:22,995 INFO L85 PathProgramCache]: Analyzing trace with hash 49158145, now seen corresponding path program 1 times [2024-11-27 20:34:22,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:34:22,995 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682068068] [2024-11-27 20:34:22,996 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:34:22,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:34:28,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:34:30,642 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 634 trivial. 0 not checked. [2024-11-27 20:34:30,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:34:30,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682068068] [2024-11-27 20:34:30,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682068068] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 20:34:30,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1855431722] [2024-11-27 20:34:30,644 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:34:30,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:34:30,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8695a55c-fd03-4f41-b485-eb135466b38b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:34:30,647 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8695a55c-fd03-4f41-b485-eb135466b38b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:34:30,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8695a55c-fd03-4f41-b485-eb135466b38b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-27 20:34:38,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:34:38,474 INFO L256 TraceCheckSpWp]: Trace formula consists of 6316 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-27 20:34:38,505 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:34:38,739 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 625 trivial. 0 not checked. [2024-11-27 20:34:38,739 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 20:34:38,740 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1855431722] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:34:38,740 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 20:34:38,740 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2024-11-27 20:34:38,740 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955760248] [2024-11-27 20:34:38,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:34:38,742 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:34:38,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:34:38,744 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:34:38,744 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-27 20:34:38,745 INFO L87 Difference]: Start difference. First operand 3152 states and 4363 transitions. Second operand has 3 states, 3 states have (on average 90.0) internal successors, (270), 3 states have internal predecessors, (270), 2 states have call successors, (67), 2 states have call predecessors, (67), 2 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) [2024-11-27 20:34:39,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:34:39,200 INFO L93 Difference]: Finished difference Result 6276 states and 8687 transitions. [2024-11-27 20:34:39,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:34:39,201 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 90.0) internal successors, (270), 3 states have internal predecessors, (270), 2 states have call successors, (67), 2 states have call predecessors, (67), 2 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) Word has length 572 [2024-11-27 20:34:39,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:34:39,218 INFO L225 Difference]: With dead ends: 6276 [2024-11-27 20:34:39,218 INFO L226 Difference]: Without dead ends: 3153 [2024-11-27 20:34:39,233 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 579 GetRequests, 573 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-27 20:34:39,235 INFO L435 NwaCegarLoop]: 3945 mSDtfsCounter, 0 mSDsluCounter, 3939 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 7884 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 [2024-11-27 20:34:39,235 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 7884 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-27 20:34:39,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3153 states. [2024-11-27 20:34:39,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3153 to 3153. [2024-11-27 20:34:39,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3153 states, 2259 states have (on average 1.2996901283753874) internal successors, (2936), 2315 states have internal predecessors, (2936), 714 states have call successors, (714), 178 states have call predecessors, (714), 178 states have return successors, (714), 696 states have call predecessors, (714), 714 states have call successors, (714) [2024-11-27 20:34:39,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3153 states to 3153 states and 4364 transitions. [2024-11-27 20:34:39,530 INFO L78 Accepts]: Start accepts. Automaton has 3153 states and 4364 transitions. Word has length 572 [2024-11-27 20:34:39,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:34:39,532 INFO L471 AbstractCegarLoop]: Abstraction has 3153 states and 4364 transitions. [2024-11-27 20:34:39,532 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 90.0) internal successors, (270), 3 states have internal predecessors, (270), 2 states have call successors, (67), 2 states have call predecessors, (67), 2 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) [2024-11-27 20:34:39,533 INFO L276 IsEmpty]: Start isEmpty. Operand 3153 states and 4364 transitions. [2024-11-27 20:34:39,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 513 [2024-11-27 20:34:39,561 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:34:39,562 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 6, 6, 6, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:34:39,595 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8695a55c-fd03-4f41-b485-eb135466b38b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-27 20:34:39,762 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8695a55c-fd03-4f41-b485-eb135466b38b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-11-27 20:34:39,763 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-27 20:34:39,764 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:34:39,764 INFO L85 PathProgramCache]: Analyzing trace with hash 2014740171, now seen corresponding path program 1 times [2024-11-27 20:34:39,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:34:39,764 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094652289] [2024-11-27 20:34:39,765 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:34:39,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:34:44,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:34:44,990 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 346 trivial. 0 not checked. [2024-11-27 20:34:44,990 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:34:44,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094652289] [2024-11-27 20:34:44,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2094652289] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:34:44,990 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:34:44,990 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 20:34:44,991 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087232608] [2024-11-27 20:34:44,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:34:44,992 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:34:44,992 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:34:44,993 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:34:44,993 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:34:44,993 INFO L87 Difference]: Start difference. First operand 3153 states and 4364 transitions. Second operand has 3 states, 3 states have (on average 88.66666666666667) internal successors, (266), 3 states have internal predecessors, (266), 3 states have call successors, (65), 2 states have call predecessors, (65), 1 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) [2024-11-27 20:34:45,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:34:45,165 INFO L93 Difference]: Finished difference Result 5948 states and 8222 transitions. [2024-11-27 20:34:45,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:34:45,165 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 88.66666666666667) internal successors, (266), 3 states have internal predecessors, (266), 3 states have call successors, (65), 2 states have call predecessors, (65), 1 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) Word has length 512 [2024-11-27 20:34:45,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:34:45,184 INFO L225 Difference]: With dead ends: 5948 [2024-11-27 20:34:45,184 INFO L226 Difference]: Without dead ends: 3126 [2024-11-27 20:34:45,196 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 [2024-11-27 20:34:45,196 INFO L435 NwaCegarLoop]: 3920 mSDtfsCounter, 3902 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3902 SdHoareTripleChecker+Valid, 3920 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-27 20:34:45,197 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3902 Valid, 3920 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 20:34:45,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3126 states. [2024-11-27 20:34:45,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3126 to 3126. [2024-11-27 20:34:45,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3126 states, 2241 states have (on average 1.2994199018295405) internal successors, (2912), 2295 states have internal predecessors, (2912), 705 states have call successors, (705), 178 states have call predecessors, (705), 178 states have return successors, (705), 688 states have call predecessors, (705), 705 states have call successors, (705) [2024-11-27 20:34:45,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3126 states to 3126 states and 4322 transitions. [2024-11-27 20:34:45,461 INFO L78 Accepts]: Start accepts. Automaton has 3126 states and 4322 transitions. Word has length 512 [2024-11-27 20:34:45,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:34:45,461 INFO L471 AbstractCegarLoop]: Abstraction has 3126 states and 4322 transitions. [2024-11-27 20:34:45,461 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 88.66666666666667) internal successors, (266), 3 states have internal predecessors, (266), 3 states have call successors, (65), 2 states have call predecessors, (65), 1 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) [2024-11-27 20:34:45,462 INFO L276 IsEmpty]: Start isEmpty. Operand 3126 states and 4322 transitions. [2024-11-27 20:34:45,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 573 [2024-11-27 20:34:45,480 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:34:45,481 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 9, 9, 8, 8, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:34:45,481 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-27 20:34:45,481 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-27 20:34:45,482 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:34:45,482 INFO L85 PathProgramCache]: Analyzing trace with hash 728430399, now seen corresponding path program 1 times [2024-11-27 20:34:45,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:34:45,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241971023] [2024-11-27 20:34:45,482 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:34:45,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:34:50,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:34:52,345 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 634 trivial. 0 not checked. [2024-11-27 20:34:52,345 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:34:52,345 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1241971023] [2024-11-27 20:34:52,345 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1241971023] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 20:34:52,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [121788067] [2024-11-27 20:34:52,346 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:34:52,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:34:52,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8695a55c-fd03-4f41-b485-eb135466b38b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:34:52,348 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8695a55c-fd03-4f41-b485-eb135466b38b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:34:52,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8695a55c-fd03-4f41-b485-eb135466b38b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-27 20:35:00,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:35:00,996 INFO L256 TraceCheckSpWp]: Trace formula consists of 6319 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-27 20:35:01,019 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:35:01,234 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 269 proven. 0 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2024-11-27 20:35:01,234 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 20:35:01,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [121788067] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:35:01,234 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 20:35:01,235 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2024-11-27 20:35:01,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680344659] [2024-11-27 20:35:01,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:35:01,236 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:35:01,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:35:01,238 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:35:01,239 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-27 20:35:01,239 INFO L87 Difference]: Start difference. First operand 3126 states and 4322 transitions. Second operand has 3 states, 3 states have (on average 93.66666666666667) internal successors, (281), 3 states have internal predecessors, (281), 2 states have call successors, (70), 2 states have call predecessors, (70), 2 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) [2024-11-27 20:35:02,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:35:02,039 INFO L93 Difference]: Finished difference Result 6278 states and 8692 transitions. [2024-11-27 20:35:02,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:35:02,040 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 93.66666666666667) internal successors, (281), 3 states have internal predecessors, (281), 2 states have call successors, (70), 2 states have call predecessors, (70), 2 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) Word has length 572 [2024-11-27 20:35:02,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:35:02,057 INFO L225 Difference]: With dead ends: 6278 [2024-11-27 20:35:02,057 INFO L226 Difference]: Without dead ends: 3179 [2024-11-27 20:35:02,071 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 579 GetRequests, 573 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-27 20:35:02,071 INFO L435 NwaCegarLoop]: 3884 mSDtfsCounter, 57 mSDsluCounter, 3848 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 7732 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-27 20:35:02,072 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 7732 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-27 20:35:02,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3179 states. [2024-11-27 20:35:02,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3179 to 3147. [2024-11-27 20:35:02,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3147 states, 2259 states have (on average 1.2996901283753874) internal successors, (2936), 2313 states have internal predecessors, (2936), 708 states have call successors, (708), 178 states have call predecessors, (708), 178 states have return successors, (708), 691 states have call predecessors, (708), 708 states have call successors, (708) [2024-11-27 20:35:02,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3147 states to 3147 states and 4352 transitions. [2024-11-27 20:35:02,465 INFO L78 Accepts]: Start accepts. Automaton has 3147 states and 4352 transitions. Word has length 572 [2024-11-27 20:35:02,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:35:02,466 INFO L471 AbstractCegarLoop]: Abstraction has 3147 states and 4352 transitions. [2024-11-27 20:35:02,466 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 93.66666666666667) internal successors, (281), 3 states have internal predecessors, (281), 2 states have call successors, (70), 2 states have call predecessors, (70), 2 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) [2024-11-27 20:35:02,466 INFO L276 IsEmpty]: Start isEmpty. Operand 3147 states and 4352 transitions. [2024-11-27 20:35:02,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 604 [2024-11-27 20:35:02,488 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:35:02,489 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 9, 9, 9, 9, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:35:02,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8695a55c-fd03-4f41-b485-eb135466b38b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-27 20:35:02,689 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8695a55c-fd03-4f41-b485-eb135466b38b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-11-27 20:35:02,690 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-27 20:35:02,691 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:35:02,691 INFO L85 PathProgramCache]: Analyzing trace with hash -2053535808, now seen corresponding path program 1 times [2024-11-27 20:35:02,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:35:02,691 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [678091369] [2024-11-27 20:35:02,691 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:35:02,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:35:07,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:35:09,255 INFO L134 CoverageAnalysis]: Checked inductivity of 688 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 677 trivial. 0 not checked. [2024-11-27 20:35:09,256 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:35:09,256 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [678091369] [2024-11-27 20:35:09,256 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [678091369] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 20:35:09,256 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1551044491] [2024-11-27 20:35:09,257 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:35:09,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:35:09,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8695a55c-fd03-4f41-b485-eb135466b38b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:35:09,259 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8695a55c-fd03-4f41-b485-eb135466b38b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:35:09,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8695a55c-fd03-4f41-b485-eb135466b38b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-27 20:35:16,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:35:16,987 INFO L256 TraceCheckSpWp]: Trace formula consists of 6469 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-27 20:35:17,003 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:35:17,148 INFO L134 CoverageAnalysis]: Checked inductivity of 688 backedges. 287 proven. 0 refuted. 0 times theorem prover too weak. 401 trivial. 0 not checked. [2024-11-27 20:35:17,148 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 20:35:17,148 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1551044491] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:35:17,148 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 20:35:17,149 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2024-11-27 20:35:17,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142354138] [2024-11-27 20:35:17,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:35:17,151 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:35:17,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:35:17,152 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:35:17,152 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-27 20:35:17,152 INFO L87 Difference]: Start difference. First operand 3147 states and 4352 transitions. Second operand has 3 states, 3 states have (on average 96.66666666666667) internal successors, (290), 3 states have internal predecessors, (290), 2 states have call successors, (72), 2 states have call predecessors, (72), 2 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) [2024-11-27 20:35:17,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:35:17,485 INFO L93 Difference]: Finished difference Result 6268 states and 8668 transitions. [2024-11-27 20:35:17,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:35:17,486 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 96.66666666666667) internal successors, (290), 3 states have internal predecessors, (290), 2 states have call successors, (72), 2 states have call predecessors, (72), 2 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) Word has length 603 [2024-11-27 20:35:17,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:35:17,503 INFO L225 Difference]: With dead ends: 6268 [2024-11-27 20:35:17,503 INFO L226 Difference]: Without dead ends: 3148 [2024-11-27 20:35:17,516 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 610 GetRequests, 604 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-27 20:35:17,516 INFO L435 NwaCegarLoop]: 3903 mSDtfsCounter, 0 mSDsluCounter, 3899 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 7802 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-27 20:35:17,517 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 7802 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-27 20:35:17,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3148 states. [2024-11-27 20:35:17,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3148 to 3148. [2024-11-27 20:35:17,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3148 states, 2260 states have (on average 1.2995575221238937) internal successors, (2937), 2314 states have internal predecessors, (2937), 708 states have call successors, (708), 178 states have call predecessors, (708), 178 states have return successors, (708), 691 states have call predecessors, (708), 708 states have call successors, (708) [2024-11-27 20:35:17,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3148 states to 3148 states and 4353 transitions. [2024-11-27 20:35:17,801 INFO L78 Accepts]: Start accepts. Automaton has 3148 states and 4353 transitions. Word has length 603 [2024-11-27 20:35:17,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:35:17,803 INFO L471 AbstractCegarLoop]: Abstraction has 3148 states and 4353 transitions. [2024-11-27 20:35:17,803 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 96.66666666666667) internal successors, (290), 3 states have internal predecessors, (290), 2 states have call successors, (72), 2 states have call predecessors, (72), 2 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) [2024-11-27 20:35:17,803 INFO L276 IsEmpty]: Start isEmpty. Operand 3148 states and 4353 transitions. [2024-11-27 20:35:17,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 604 [2024-11-27 20:35:17,816 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:35:17,816 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 9, 9, 9, 9, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:35:17,850 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8695a55c-fd03-4f41-b485-eb135466b38b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-27 20:35:18,017 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8695a55c-fd03-4f41-b485-eb135466b38b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:35:18,018 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-27 20:35:18,020 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:35:18,021 INFO L85 PathProgramCache]: Analyzing trace with hash 1212259650, now seen corresponding path program 1 times [2024-11-27 20:35:18,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:35:18,021 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382945282] [2024-11-27 20:35:18,021 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:35:18,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:35:22,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:35:24,442 INFO L134 CoverageAnalysis]: Checked inductivity of 688 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 677 trivial. 0 not checked. [2024-11-27 20:35:24,442 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:35:24,442 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382945282] [2024-11-27 20:35:24,443 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [382945282] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 20:35:24,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [676100145] [2024-11-27 20:35:24,443 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:35:24,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:35:24,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8695a55c-fd03-4f41-b485-eb135466b38b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:35:24,445 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8695a55c-fd03-4f41-b485-eb135466b38b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:35:24,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8695a55c-fd03-4f41-b485-eb135466b38b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-27 20:35:32,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:35:32,316 INFO L256 TraceCheckSpWp]: Trace formula consists of 6470 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-27 20:35:32,334 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:35:37,442 INFO L134 CoverageAnalysis]: Checked inductivity of 688 backedges. 321 proven. 0 refuted. 0 times theorem prover too weak. 367 trivial. 0 not checked. [2024-11-27 20:35:37,442 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 20:35:37,442 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [676100145] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:35:37,442 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 20:35:37,443 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 9 [2024-11-27 20:35:37,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1983051511] [2024-11-27 20:35:37,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:35:37,443 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 20:35:37,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:35:37,444 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 20:35:37,444 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-27 20:35:37,445 INFO L87 Difference]: Start difference. First operand 3148 states and 4353 transitions. Second operand has 4 states, 4 states have (on average 77.25) internal successors, (309), 3 states have internal predecessors, (309), 2 states have call successors, (74), 2 states have call predecessors, (74), 2 states have return successors, (71), 2 states have call predecessors, (71), 2 states have call successors, (71) [2024-11-27 20:35:40,618 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 20:35:44,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 20:35:44,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:35:44,280 INFO L93 Difference]: Finished difference Result 9382 states and 12972 transitions. [2024-11-27 20:35:44,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-27 20:35:44,280 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 77.25) internal successors, (309), 3 states have internal predecessors, (309), 2 states have call successors, (74), 2 states have call predecessors, (74), 2 states have return successors, (71), 2 states have call predecessors, (71), 2 states have call successors, (71) Word has length 603 [2024-11-27 20:35:44,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:35:44,318 INFO L225 Difference]: With dead ends: 9382 [2024-11-27 20:35:44,318 INFO L226 Difference]: Without dead ends: 6261 [2024-11-27 20:35:44,334 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 611 GetRequests, 603 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-27 20:35:44,338 INFO L435 NwaCegarLoop]: 3896 mSDtfsCounter, 3654 mSDsluCounter, 7751 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3654 SdHoareTripleChecker+Valid, 11647 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2024-11-27 20:35:44,338 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3654 Valid, 11647 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 6.4s Time] [2024-11-27 20:35:44,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6261 states. [2024-11-27 20:35:44,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6261 to 6255. [2024-11-27 20:35:44,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6255 states, 4490 states have (on average 1.3) internal successors, (5837), 4597 states have internal predecessors, (5837), 1407 states have call successors, (1407), 356 states have call predecessors, (1407), 356 states have return successors, (1408), 1372 states have call predecessors, (1408), 1407 states have call successors, (1408) [2024-11-27 20:35:44,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6255 states to 6255 states and 8652 transitions. [2024-11-27 20:35:44,903 INFO L78 Accepts]: Start accepts. Automaton has 6255 states and 8652 transitions. Word has length 603 [2024-11-27 20:35:44,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:35:44,904 INFO L471 AbstractCegarLoop]: Abstraction has 6255 states and 8652 transitions. [2024-11-27 20:35:44,904 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 77.25) internal successors, (309), 3 states have internal predecessors, (309), 2 states have call successors, (74), 2 states have call predecessors, (74), 2 states have return successors, (71), 2 states have call predecessors, (71), 2 states have call successors, (71) [2024-11-27 20:35:44,904 INFO L276 IsEmpty]: Start isEmpty. Operand 6255 states and 8652 transitions. [2024-11-27 20:35:44,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 604 [2024-11-27 20:35:44,920 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:35:44,920 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 9, 9, 9, 9, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:35:44,955 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8695a55c-fd03-4f41-b485-eb135466b38b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-27 20:35:45,125 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8695a55c-fd03-4f41-b485-eb135466b38b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:35:45,125 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-27 20:35:45,126 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:35:45,127 INFO L85 PathProgramCache]: Analyzing trace with hash 728865024, now seen corresponding path program 1 times [2024-11-27 20:35:45,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:35:45,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100951525] [2024-11-27 20:35:45,127 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:35:45,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:35:49,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:35:51,143 INFO L134 CoverageAnalysis]: Checked inductivity of 688 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 677 trivial. 0 not checked. [2024-11-27 20:35:51,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:35:51,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100951525] [2024-11-27 20:35:51,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2100951525] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 20:35:51,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [118005507] [2024-11-27 20:35:51,144 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:35:51,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:35:51,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8695a55c-fd03-4f41-b485-eb135466b38b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:35:51,148 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8695a55c-fd03-4f41-b485-eb135466b38b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:35:51,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8695a55c-fd03-4f41-b485-eb135466b38b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-27 20:35:59,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:35:59,215 INFO L256 TraceCheckSpWp]: Trace formula consists of 6473 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-27 20:35:59,224 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:35:59,655 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-11-27 20:35:59,988 INFO L134 CoverageAnalysis]: Checked inductivity of 688 backedges. 299 proven. 3 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2024-11-27 20:35:59,988 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 20:36:04,412 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [118005507] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 20:36:04,412 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-27 20:36:04,412 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2024-11-27 20:36:04,412 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154853274] [2024-11-27 20:36:04,412 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-27 20:36:04,413 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-27 20:36:04,413 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:36:04,415 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-27 20:36:04,415 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=195, Unknown=0, NotChecked=0, Total=240 [2024-11-27 20:36:04,415 INFO L87 Difference]: Start difference. First operand 6255 states and 8652 transitions. Second operand has 12 states, 8 states have (on average 48.375) internal successors, (387), 10 states have internal predecessors, (387), 10 states have call successors, (119), 2 states have call predecessors, (119), 6 states have return successors, (116), 8 states have call predecessors, (116), 10 states have call successors, (116) [2024-11-27 20:36:08,493 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 20:36:12,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.34s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 20:36:17,142 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 20:36:21,398 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 20:36:25,664 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 20:36:29,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 20:36:34,190 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 20:36:50,767 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 20:36:54,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 20:37:00,586 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 20:37:03,148 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 20:37:04,790 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 20:37:06,692 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 20:37:19,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:37:19,723 INFO L93 Difference]: Finished difference Result 12941 states and 18355 transitions. [2024-11-27 20:37:19,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-27 20:37:19,724 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 8 states have (on average 48.375) internal successors, (387), 10 states have internal predecessors, (387), 10 states have call successors, (119), 2 states have call predecessors, (119), 6 states have return successors, (116), 8 states have call predecessors, (116), 10 states have call successors, (116) Word has length 603 [2024-11-27 20:37:19,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:37:19,766 INFO L225 Difference]: With dead ends: 12941 [2024-11-27 20:37:19,766 INFO L226 Difference]: Without dead ends: 6713 [2024-11-27 20:37:19,792 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1045 GetRequests, 1025 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=88, Invalid=332, Unknown=0, NotChecked=0, Total=420 [2024-11-27 20:37:19,793 INFO L435 NwaCegarLoop]: 3891 mSDtfsCounter, 243 mSDsluCounter, 29780 mSDsCounter, 0 mSdLazyCounter, 2543 mSolverCounterSat, 19 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 71.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 305 SdHoareTripleChecker+Valid, 33671 SdHoareTripleChecker+Invalid, 2570 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 2543 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 73.9s IncrementalHoareTripleChecker+Time [2024-11-27 20:37:19,793 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [305 Valid, 33671 Invalid, 2570 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [19 Valid, 2543 Invalid, 8 Unknown, 0 Unchecked, 73.9s Time] [2024-11-27 20:37:19,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6713 states. [2024-11-27 20:37:20,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6713 to 6383. [2024-11-27 20:37:20,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6383 states, 4591 states have (on average 1.3014593770420388) internal successors, (5975), 4698 states have internal predecessors, (5975), 1429 states have call successors, (1429), 360 states have call predecessors, (1429), 361 states have return successors, (1493), 1395 states have call predecessors, (1493), 1429 states have call successors, (1493) [2024-11-27 20:37:20,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6383 states to 6383 states and 8897 transitions. [2024-11-27 20:37:20,543 INFO L78 Accepts]: Start accepts. Automaton has 6383 states and 8897 transitions. Word has length 603 [2024-11-27 20:37:20,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:37:20,543 INFO L471 AbstractCegarLoop]: Abstraction has 6383 states and 8897 transitions. [2024-11-27 20:37:20,544 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 8 states have (on average 48.375) internal successors, (387), 10 states have internal predecessors, (387), 10 states have call successors, (119), 2 states have call predecessors, (119), 6 states have return successors, (116), 8 states have call predecessors, (116), 10 states have call successors, (116) [2024-11-27 20:37:20,544 INFO L276 IsEmpty]: Start isEmpty. Operand 6383 states and 8897 transitions. [2024-11-27 20:37:20,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 605 [2024-11-27 20:37:20,560 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:37:20,561 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 9, 9, 9, 9, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:37:20,599 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8695a55c-fd03-4f41-b485-eb135466b38b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-27 20:37:20,761 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8695a55c-fd03-4f41-b485-eb135466b38b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2024-11-27 20:37:20,761 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-27 20:37:20,762 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:37:20,762 INFO L85 PathProgramCache]: Analyzing trace with hash 775818826, now seen corresponding path program 2 times [2024-11-27 20:37:20,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:37:20,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [102840852] [2024-11-27 20:37:20,762 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-27 20:37:20,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:37:25,021 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-27 20:37:25,022 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-27 20:37:25,589 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 689 trivial. 0 not checked. [2024-11-27 20:37:25,589 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:37:25,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [102840852] [2024-11-27 20:37:25,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [102840852] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:37:25,589 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:37:25,590 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 20:37:25,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1461986064] [2024-11-27 20:37:25,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:37:25,592 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:37:25,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:37:25,594 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:37:25,594 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:37:25,594 INFO L87 Difference]: Start difference. First operand 6383 states and 8897 transitions. Second operand has 3 states, 3 states have (on average 92.33333333333333) internal successors, (277), 3 states have internal predecessors, (277), 3 states have call successors, (69), 2 states have call predecessors, (69), 1 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) [2024-11-27 20:37:26,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:37:26,228 INFO L93 Difference]: Finished difference Result 11034 states and 15340 transitions. [2024-11-27 20:37:26,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:37:26,229 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 92.33333333333333) internal successors, (277), 3 states have internal predecessors, (277), 3 states have call successors, (69), 2 states have call predecessors, (69), 1 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) Word has length 604 [2024-11-27 20:37:26,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:37:26,236 INFO L225 Difference]: With dead ends: 11034 [2024-11-27 20:37:26,236 INFO L226 Difference]: Without dead ends: 0 [2024-11-27 20:37:26,264 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 [2024-11-27 20:37:26,266 INFO L435 NwaCegarLoop]: 2846 mSDtfsCounter, 2840 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2840 SdHoareTripleChecker+Valid, 2846 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-27 20:37:26,267 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2840 Valid, 2846 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 20:37:26,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-27 20:37:26,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-27 20:37:26,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:37:26,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-27 20:37:26,276 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 604 [2024-11-27 20:37:26,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:37:26,277 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-27 20:37:26,278 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 92.33333333333333) internal successors, (277), 3 states have internal predecessors, (277), 3 states have call successors, (69), 2 states have call predecessors, (69), 1 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) [2024-11-27 20:37:26,278 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-27 20:37:26,278 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-27 20:37:26,285 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-11-27 20:37:26,286 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2024-11-27 20:37:26,286 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2024-11-27 20:37:26,286 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-27 20:37:26,293 INFO L422 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:37:26,299 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.