./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-amd8111e.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_df53c24f-b8ca-4e2e-9220-4e76c7387cb7/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df53c24f-b8ca-4e2e-9220-4e76c7387cb7/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_df53c24f-b8ca-4e2e-9220-4e76c7387cb7/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df53c24f-b8ca-4e2e-9220-4e76c7387cb7/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df53c24f-b8ca-4e2e-9220-4e76c7387cb7/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_df53c24f-b8ca-4e2e-9220-4e76c7387cb7/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 8dda3f7c080a6e7302d861accabde0bee64e4cb5e7a0fb77650fdd775ecd7779 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:19:49,061 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:19:49,160 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df53c24f-b8ca-4e2e-9220-4e76c7387cb7/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-28 03:19:49,171 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:19:49,171 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:19:49,212 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:19:49,213 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:19:49,213 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:19:49,214 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:19:49,214 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:19:49,215 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 03:19:49,215 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 03:19:49,216 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:19:49,216 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:19:49,216 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:19:49,216 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:19:49,216 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 03:19:49,216 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 03:19:49,216 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:19:49,216 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 03:19:49,217 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 03:19:49,218 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 03:19:49,218 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:19:49,218 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:19:49,218 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:19:49,218 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 03:19:49,218 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:19:49,218 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:19:49,219 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:19:49,219 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:19:49,220 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:19:49,220 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:19:49,220 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:19:49,220 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:19:49,220 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:19:49,220 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:19:49,220 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 03:19:49,221 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 03:19:49,221 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 03:19:49,221 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 03:19:49,221 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 03:19:49,221 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 03:19:49,221 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 03:19:49,221 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 03:19:49,221 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 03:19:49,221 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_df53c24f-b8ca-4e2e-9220-4e76c7387cb7/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 -> 8dda3f7c080a6e7302d861accabde0bee64e4cb5e7a0fb77650fdd775ecd7779 [2024-11-28 03:19:49,621 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:19:49,639 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:19:49,643 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:19:49,644 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:19:49,645 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:19:49,646 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df53c24f-b8ca-4e2e-9220-4e76c7387cb7/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i [2024-11-28 03:19:52,759 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df53c24f-b8ca-4e2e-9220-4e76c7387cb7/bin/uautomizer-verify-aQ6SnzHsRB/data/fc41f5faf/f1ea24508aee4869ae47e4738e701c47/FLAG8ca972c69 [2024-11-28 03:19:53,624 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:19:53,625 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df53c24f-b8ca-4e2e-9220-4e76c7387cb7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i [2024-11-28 03:19:53,690 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df53c24f-b8ca-4e2e-9220-4e76c7387cb7/bin/uautomizer-verify-aQ6SnzHsRB/data/fc41f5faf/f1ea24508aee4869ae47e4738e701c47/FLAG8ca972c69 [2024-11-28 03:19:53,857 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df53c24f-b8ca-4e2e-9220-4e76c7387cb7/bin/uautomizer-verify-aQ6SnzHsRB/data/fc41f5faf/f1ea24508aee4869ae47e4738e701c47 [2024-11-28 03:19:53,862 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:19:53,864 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:19:53,867 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:19:53,867 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:19:53,874 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:19:53,875 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:19:53" (1/1) ... [2024-11-28 03:19:53,876 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c2f0829 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:53, skipping insertion in model container [2024-11-28 03:19:53,876 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:19:53" (1/1) ... [2024-11-28 03:19:54,053 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:19:57,133 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_df53c24f-b8ca-4e2e-9220-4e76c7387cb7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i[334651,334664] [2024-11-28 03:19:57,138 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_df53c24f-b8ca-4e2e-9220-4e76c7387cb7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i[334820,334833] [2024-11-28 03:19:57,139 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_df53c24f-b8ca-4e2e-9220-4e76c7387cb7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i[334987,335000] [2024-11-28 03:19:57,139 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_df53c24f-b8ca-4e2e-9220-4e76c7387cb7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i[335155,335168] [2024-11-28 03:19:57,171 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:19:57,210 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:19:57,449 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"); [5286] [2024-11-28 03:19:57,452 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)); [5293] [2024-11-28 03:19:57,452 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5300] [2024-11-28 03:19:57,455 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/f860c18/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5339-5340] [2024-11-28 03:19:57,456 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"); [5345-5347] [2024-11-28 03:19:57,457 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/f860c18/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (809), "i" (12UL)); [5372-5373] [2024-11-28 03:19:57,459 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" (45UL), [paravirt_opptr] "i" (& pv_irq_ops.restore_fl.func), [paravirt_clobber] "i" (1), "D" (f): "memory", "cc"); [5378-5380] [2024-11-28 03:19:57,460 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/f860c18/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (814), "i" (12UL)); [5404-5405] [2024-11-28 03:19:57,462 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" (46UL), [paravirt_opptr] "i" (& pv_irq_ops.irq_disable.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5410-5412] [2024-11-28 03:19:57,468 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [5564] [2024-11-28 03:19:57,469 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [5572] [2024-11-28 03:19:57,470 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5580] [2024-11-28 03:19:57,471 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr)): "memory"); [5587] [2024-11-28 03:19:57,472 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [5594] [2024-11-28 03:19:57,472 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [5601] [2024-11-28 03:19:57,485 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)); [5696-5697] [2024-11-28 03:19:57,491 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)); [5730-5731] [2024-11-28 03:19:57,511 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)); [5966-5967] [2024-11-28 03:19:57,512 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5973] [2024-11-28 03:19:57,572 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [6670] [2024-11-28 03:19:57,611 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7126] [2024-11-28 03:19:57,665 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7718] [2024-11-28 03:19:57,872 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_df53c24f-b8ca-4e2e-9220-4e76c7387cb7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i[334651,334664] [2024-11-28 03:19:57,876 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_df53c24f-b8ca-4e2e-9220-4e76c7387cb7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i[334820,334833] [2024-11-28 03:19:57,877 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_df53c24f-b8ca-4e2e-9220-4e76c7387cb7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i[334987,335000] [2024-11-28 03:19:57,877 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_df53c24f-b8ca-4e2e-9220-4e76c7387cb7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i[335155,335168] [2024-11-28 03:19:57,903 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:19:58,188 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:19:58,188 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:58 WrapperNode [2024-11-28 03:19:58,189 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:19:58,191 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:19:58,191 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:19:58,191 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:19:58,199 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:58" (1/1) ... [2024-11-28 03:19:58,307 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:58" (1/1) ... [2024-11-28 03:19:58,587 INFO L138 Inliner]: procedures = 454, calls = 1845, calls flagged for inlining = 226, calls inlined = 204, statements flattened = 5131 [2024-11-28 03:19:58,588 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:19:58,589 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:19:58,589 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:19:58,589 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:19:58,599 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:58" (1/1) ... [2024-11-28 03:19:58,600 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:58" (1/1) ... [2024-11-28 03:19:58,644 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:58" (1/1) ... [2024-11-28 03:20:00,101 INFO L175 MemorySlicer]: Split 751 memory accesses to 19 slices as follows [609, 1, 2, 2, 9, 9, 9, 4, 3, 5, 5, 52, 3, 6, 4, 17, 6, 3, 2]. 81 percent of accesses are in the largest equivalence class. The 57 initializations are split as follows [6, 1, 2, 0, 8, 8, 8, 4, 3, 5, 5, 0, 1, 0, 0, 0, 6, 0, 0]. The 366 writes are split as follows [311, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 42, 0, 2, 2, 7, 0, 0, 1]. [2024-11-28 03:20:00,101 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:58" (1/1) ... [2024-11-28 03:20:00,101 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:58" (1/1) ... [2024-11-28 03:20:00,266 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:58" (1/1) ... [2024-11-28 03:20:00,281 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:58" (1/1) ... [2024-11-28 03:20:00,316 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:58" (1/1) ... [2024-11-28 03:20:00,362 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:58" (1/1) ... [2024-11-28 03:20:00,381 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:58" (1/1) ... [2024-11-28 03:20:00,425 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:20:00,430 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:20:00,431 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:20:00,431 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:20:00,432 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:58" (1/1) ... [2024-11-28 03:20:00,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:20:00,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df53c24f-b8ca-4e2e-9220-4e76c7387cb7/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:00,492 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df53c24f-b8ca-4e2e-9220-4e76c7387cb7/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:00,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df53c24f-b8ca-4e2e-9220-4e76c7387cb7/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 03:20:00,526 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-28 03:20:00,527 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-28 03:20:00,527 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_get_stats [2024-11-28 03:20:00,527 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_get_stats [2024-11-28 03:20:00,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-28 03:20:00,528 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-28 03:20:00,529 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2024-11-28 03:20:00,529 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2024-11-28 03:20:00,529 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-28 03:20:00,529 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-28 03:20:00,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-28 03:20:00,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-28 03:20:00,529 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-28 03:20:00,529 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-28 03:20:00,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-28 03:20:00,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-28 03:20:00,530 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2024-11-28 03:20:00,530 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2024-11-28 03:20:00,530 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-28 03:20:00,530 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-28 03:20:00,530 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-28 03:20:00,530 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-28 03:20:00,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_61 [2024-11-28 03:20:00,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_61 [2024-11-28 03:20:00,531 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-11-28 03:20:00,532 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-11-28 03:20:00,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-28 03:20:00,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-28 03:20:00,532 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-28 03:20:00,533 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-28 03:20:00,533 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-28 03:20:00,533 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-28 03:20:00,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-28 03:20:00,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-28 03:20:00,534 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2024-11-28 03:20:00,534 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2024-11-28 03:20:00,534 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-11-28 03:20:00,534 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-11-28 03:20:00,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 03:20:00,534 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2024-11-28 03:20:00,534 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2024-11-28 03:20:00,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2024-11-28 03:20:00,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2024-11-28 03:20:00,534 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_tx_timeout [2024-11-28 03:20:00,534 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_tx_timeout [2024-11-28 03:20:00,534 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-28 03:20:00,534 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-28 03:20:00,534 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_mdio_read [2024-11-28 03:20:00,534 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_mdio_read [2024-11-28 03:20:00,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-28 03:20:00,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-28 03:20:00,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-28 03:20:00,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-28 03:20:00,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-28 03:20:00,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-28 03:20:00,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-28 03:20:00,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-28 03:20:00,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-28 03:20:00,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-28 03:20:00,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-28 03:20:00,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-28 03:20:00,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-28 03:20:00,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-28 03:20:00,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-28 03:20:00,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-28 03:20:00,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-28 03:20:00,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-28 03:20:00,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-28 03:20:00,536 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_nway_reset [2024-11-28 03:20:00,536 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_nway_reset [2024-11-28 03:20:00,536 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-28 03:20:00,536 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-28 03:20:00,536 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_rx_buff_len [2024-11-28 03:20:00,536 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_rx_buff_len [2024-11-28 03:20:00,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-28 03:20:00,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-28 03:20:00,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-28 03:20:00,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-28 03:20:00,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-28 03:20:00,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-28 03:20:00,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-28 03:20:00,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-28 03:20:00,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-28 03:20:00,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-28 03:20:00,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-28 03:20:00,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-28 03:20:00,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-28 03:20:00,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-28 03:20:00,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-28 03:20:00,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-28 03:20:00,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-28 03:20:00,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-28 03:20:00,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-28 03:20:00,537 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_open [2024-11-28 03:20:00,537 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_open [2024-11-28 03:20:00,537 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-28 03:20:00,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-28 03:20:00,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 03:20:00,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 03:20:00,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 03:20:00,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-28 03:20:00,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-28 03:20:00,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-28 03:20:00,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-28 03:20:00,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-28 03:20:00,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-28 03:20:00,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-28 03:20:00,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-28 03:20:00,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-28 03:20:00,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-28 03:20:00,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-28 03:20:00,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-28 03:20:00,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-28 03:20:00,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-28 03:20:00,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-28 03:20:00,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-28 03:20:00,545 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-28 03:20:00,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-28 03:20:00,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-11-28 03:20:00,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-11-28 03:20:00,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-28 03:20:00,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-28 03:20:00,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-28 03:20:00,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-28 03:20:00,547 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-11-28 03:20:00,547 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-11-28 03:20:00,547 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-28 03:20:00,547 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-28 03:20:00,547 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_write_phy [2024-11-28 03:20:00,547 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_write_phy [2024-11-28 03:20:00,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-28 03:20:00,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-28 03:20:00,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-28 03:20:00,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-28 03:20:00,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-28 03:20:00,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-28 03:20:00,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-28 03:20:00,548 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_read_phy [2024-11-28 03:20:00,548 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_read_phy [2024-11-28 03:20:00,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2024-11-28 03:20:00,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2024-11-28 03:20:00,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 03:20:00,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-28 03:20:00,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-28 03:20:00,548 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-28 03:20:00,548 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-28 03:20:00,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-28 03:20:00,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-28 03:20:00,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-28 03:20:00,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-28 03:20:00,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-28 03:20:00,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-28 03:20:00,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-28 03:20:00,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-28 03:20:00,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-28 03:20:00,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-28 03:20:00,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-28 03:20:00,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-28 03:20:00,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-28 03:20:00,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-28 03:20:00,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-28 03:20:00,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-28 03:20:00,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-28 03:20:00,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-28 03:20:00,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-28 03:20:00,551 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-28 03:20:00,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-28 03:20:00,551 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2024-11-28 03:20:00,551 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2024-11-28 03:20:00,551 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_remove_one [2024-11-28 03:20:00,551 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_remove_one [2024-11-28 03:20:00,551 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-11-28 03:20:00,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-11-28 03:20:00,551 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2024-11-28 03:20:00,551 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2024-11-28 03:20:00,551 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-28 03:20:00,552 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-28 03:20:00,552 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_free_skbs [2024-11-28 03:20:00,552 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_free_skbs [2024-11-28 03:20:00,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-28 03:20:00,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-28 03:20:00,552 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2024-11-28 03:20:00,552 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2024-11-28 03:20:00,552 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-28 03:20:00,552 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-28 03:20:00,552 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2024-11-28 03:20:00,552 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2024-11-28 03:20:00,552 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2024-11-28 03:20:00,552 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2024-11-28 03:20:00,552 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2024-11-28 03:20:00,552 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2024-11-28 03:20:00,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:20:00,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:20:00,552 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_close [2024-11-28 03:20:00,552 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_close [2024-11-28 03:20:00,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-28 03:20:00,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-28 03:20:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-28 03:20:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-28 03:20:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-28 03:20:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-28 03:20:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-28 03:20:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-28 03:20:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-28 03:20:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-28 03:20:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-28 03:20:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-28 03:20:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-28 03:20:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-28 03:20:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-28 03:20:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-28 03:20:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-28 03:20:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-28 03:20:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-28 03:20:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-28 03:20:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-28 03:20:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-28 03:20:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-28 03:20:00,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-28 03:20:00,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-28 03:20:00,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-28 03:20:00,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-28 03:20:00,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-28 03:20:00,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-28 03:20:00,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-28 03:20:00,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-28 03:20:00,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-28 03:20:00,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-28 03:20:00,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-28 03:20:00,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-28 03:20:00,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-28 03:20:00,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-28 03:20:00,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-28 03:20:00,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-28 03:20:00,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-28 03:20:00,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-28 03:20:00,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-28 03:20:00,560 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2024-11-28 03:20:00,560 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2024-11-28 03:20:00,560 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_mdio_write [2024-11-28 03:20:00,560 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_mdio_write [2024-11-28 03:20:00,560 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_read_mib [2024-11-28 03:20:00,561 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_read_mib [2024-11-28 03:20:00,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-11-28 03:20:00,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-11-28 03:20:00,561 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_interrupt [2024-11-28 03:20:00,561 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_interrupt [2024-11-28 03:20:00,561 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-11-28 03:20:00,561 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-11-28 03:20:00,561 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_coalesce [2024-11-28 03:20:00,561 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_coalesce [2024-11-28 03:20:00,561 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-28 03:20:00,561 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-28 03:20:00,561 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2024-11-28 03:20:00,561 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2024-11-28 03:20:00,561 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-28 03:20:00,561 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-28 03:20:00,561 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2024-11-28 03:20:00,561 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2024-11-28 03:20:00,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 03:20:00,561 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2024-11-28 03:20:00,562 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2024-11-28 03:20:00,562 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-11-28 03:20:00,562 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-11-28 03:20:00,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-28 03:20:00,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-28 03:20:00,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-28 03:20:00,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-28 03:20:00,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-28 03:20:00,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-28 03:20:00,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-28 03:20:00,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-28 03:20:00,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-28 03:20:00,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-28 03:20:00,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-28 03:20:00,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-28 03:20:00,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-28 03:20:00,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-28 03:20:00,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-28 03:20:00,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-28 03:20:00,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-28 03:20:00,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-28 03:20:00,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-28 03:20:00,567 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_disable_interrupt [2024-11-28 03:20:00,567 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_disable_interrupt [2024-11-28 03:20:00,567 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2024-11-28 03:20:00,567 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2024-11-28 03:20:00,567 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_multicast_list [2024-11-28 03:20:00,567 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_multicast_list [2024-11-28 03:20:00,567 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_resume [2024-11-28 03:20:00,567 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_resume [2024-11-28 03:20:00,567 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-28 03:20:00,567 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-28 03:20:00,567 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-28 03:20:00,567 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-28 03:20:00,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-28 03:20:00,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-28 03:20:00,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2024-11-28 03:20:00,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2024-11-28 03:20:00,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_66 [2024-11-28 03:20:00,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_66 [2024-11-28 03:20:00,567 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_restart [2024-11-28 03:20:00,567 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_restart [2024-11-28 03:20:00,567 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2024-11-28 03:20:00,567 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2024-11-28 03:20:00,568 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-28 03:20:00,568 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-28 03:20:00,568 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-28 03:20:00,568 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-28 03:20:00,568 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2024-11-28 03:20:00,568 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2024-11-28 03:20:00,568 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-28 03:20:00,568 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-28 03:20:00,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 03:20:00,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 03:20:00,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 03:20:00,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-28 03:20:00,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-28 03:20:00,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-28 03:20:00,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-28 03:20:00,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-28 03:20:00,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-28 03:20:00,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-28 03:20:00,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-28 03:20:00,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-28 03:20:00,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-28 03:20:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-28 03:20:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-28 03:20:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-28 03:20:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-28 03:20:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-28 03:20:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-28 03:20:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-28 03:20:00,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-28 03:20:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_stop_chip [2024-11-28 03:20:00,569 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_stop_chip [2024-11-28 03:20:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-11-28 03:20:00,569 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-11-28 03:20:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_68 [2024-11-28 03:20:00,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_68 [2024-11-28 03:20:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_poll [2024-11-28 03:20:00,569 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_poll [2024-11-28 03:20:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_amd8111e_priv [2024-11-28 03:20:00,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_amd8111e_priv [2024-11-28 03:20:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-28 03:20:00,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-28 03:20:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2024-11-28 03:20:00,572 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2024-11-28 03:20:00,573 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_get_regs_len [2024-11-28 03:20:00,573 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_get_regs_len [2024-11-28 03:20:00,573 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-11-28 03:20:00,573 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-11-28 03:20:00,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 03:20:00,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 03:20:00,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 03:20:00,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-28 03:20:00,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-28 03:20:00,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-28 03:20:00,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-28 03:20:00,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-28 03:20:00,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-28 03:20:00,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-28 03:20:00,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-28 03:20:00,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-28 03:20:00,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-28 03:20:00,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-28 03:20:00,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-28 03:20:00,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-28 03:20:00,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-28 03:20:00,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-28 03:20:00,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-28 03:20:00,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_amd8111e_priv [2024-11-28 03:20:00,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_amd8111e_priv [2024-11-28 03:20:00,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-28 03:20:00,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-28 03:20:01,687 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:20:01,694 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:20:01,735 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-28 03:20:14,101 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-28 03:20:15,418 INFO L? ?]: Removed 2395 outVars from TransFormulas that were not future-live. [2024-11-28 03:20:15,419 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:20:15,473 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:20:15,473 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-28 03:20:15,474 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:20:15 BoogieIcfgContainer [2024-11-28 03:20:15,474 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:20:15,476 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 03:20:15,476 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 03:20:15,482 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 03:20:15,482 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:19:53" (1/3) ... [2024-11-28 03:20:15,488 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65abbd71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:20:15, skipping insertion in model container [2024-11-28 03:20:15,488 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:58" (2/3) ... [2024-11-28 03:20:15,488 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65abbd71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:20:15, skipping insertion in model container [2024-11-28 03:20:15,488 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:20:15" (3/3) ... [2024-11-28 03:20:15,490 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i [2024-11-28 03:20:15,512 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 03:20:15,518 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i that has 100 procedures, 2072 locations, 1 initial locations, 4 loop locations, and 3 error locations. [2024-11-28 03:20:15,676 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 03:20:15,697 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;@5cfba6ca, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 03:20:15,697 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-28 03:20:15,714 INFO L276 IsEmpty]: Start isEmpty. Operand has 2070 states, 1432 states have (on average 1.2960893854748603) internal successors, (1856), 1460 states have internal predecessors, (1856), 537 states have call successors, (537), 99 states have call predecessors, (537), 98 states have return successors, (532), 525 states have call predecessors, (532), 532 states have call successors, (532) [2024-11-28 03:20:15,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-28 03:20:15,736 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:20:15,737 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:20:15,738 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 03:20:15,744 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:15,746 INFO L85 PathProgramCache]: Analyzing trace with hash -1266993872, now seen corresponding path program 1 times [2024-11-28 03:20:15,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:20:15,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521456687] [2024-11-28 03:20:15,755 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:20:15,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:20:19,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:20:20,839 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-11-28 03:20:20,840 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:20:20,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521456687] [2024-11-28 03:20:20,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1521456687] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:20:20,841 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:20:20,842 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:20:20,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143514264] [2024-11-28 03:20:20,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:20:20,849 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:20:20,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:20:20,878 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:20:20,879 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:20:20,887 INFO L87 Difference]: Start difference. First operand has 2070 states, 1432 states have (on average 1.2960893854748603) internal successors, (1856), 1460 states have internal predecessors, (1856), 537 states have call successors, (537), 99 states have call predecessors, (537), 98 states have return successors, (532), 525 states have call predecessors, (532), 532 states have call successors, (532) Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2024-11-28 03:20:24,959 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:20:25,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:20:25,666 INFO L93 Difference]: Finished difference Result 6086 states and 8879 transitions. [2024-11-28 03:20:25,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:20:25,669 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 134 [2024-11-28 03:20:25,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:20:25,746 INFO L225 Difference]: With dead ends: 6086 [2024-11-28 03:20:25,746 INFO L226 Difference]: Without dead ends: 4031 [2024-11-28 03:20:25,773 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:20:25,778 INFO L435 NwaCegarLoop]: 2906 mSDtfsCounter, 2786 mSDsluCounter, 2844 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2786 SdHoareTripleChecker+Valid, 5750 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:20:25,781 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2786 Valid, 5750 Invalid, 14 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 10 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-11-28 03:20:25,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4031 states. [2024-11-28 03:20:26,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4031 to 4027. [2024-11-28 03:20:26,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4027 states, 2802 states have (on average 1.271948608137045) internal successors, (3564), 2856 states have internal predecessors, (3564), 1029 states have call successors, (1029), 194 states have call predecessors, (1029), 193 states have return successors, (1026), 1012 states have call predecessors, (1026), 1026 states have call successors, (1026) [2024-11-28 03:20:26,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4027 states to 4027 states and 5619 transitions. [2024-11-28 03:20:26,317 INFO L78 Accepts]: Start accepts. Automaton has 4027 states and 5619 transitions. Word has length 134 [2024-11-28 03:20:26,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:20:26,324 INFO L471 AbstractCegarLoop]: Abstraction has 4027 states and 5619 transitions. [2024-11-28 03:20:26,324 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2024-11-28 03:20:26,324 INFO L276 IsEmpty]: Start isEmpty. Operand 4027 states and 5619 transitions. [2024-11-28 03:20:26,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-28 03:20:26,333 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:20:26,333 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:20:26,334 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 03:20:26,334 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 03:20:26,335 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:26,335 INFO L85 PathProgramCache]: Analyzing trace with hash 672445398, now seen corresponding path program 1 times [2024-11-28 03:20:26,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:20:26,335 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187754165] [2024-11-28 03:20:26,335 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:20:26,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:20:29,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:20:30,008 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-11-28 03:20:30,009 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:20:30,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187754165] [2024-11-28 03:20:30,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187754165] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:20:30,010 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:20:30,010 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:20:30,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [845787206] [2024-11-28 03:20:30,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:20:30,012 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:20:30,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:20:30,017 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:20:30,017 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:20:30,018 INFO L87 Difference]: Start difference. First operand 4027 states and 5619 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-28 03:20:34,069 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:20:35,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:20:35,007 INFO L93 Difference]: Finished difference Result 11923 states and 16657 transitions. [2024-11-28 03:20:35,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:20:35,007 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 148 [2024-11-28 03:20:35,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:20:35,087 INFO L225 Difference]: With dead ends: 11923 [2024-11-28 03:20:35,088 INFO L226 Difference]: Without dead ends: 7921 [2024-11-28 03:20:35,112 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:20:35,114 INFO L435 NwaCegarLoop]: 3019 mSDtfsCounter, 2804 mSDsluCounter, 2801 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2804 SdHoareTripleChecker+Valid, 5820 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-28 03:20:35,114 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2804 Valid, 5820 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 22 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2024-11-28 03:20:35,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7921 states. [2024-11-28 03:20:35,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7921 to 7886. [2024-11-28 03:20:35,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7886 states, 5500 states have (on average 1.274) internal successors, (7007), 5612 states have internal predecessors, (7007), 2002 states have call successors, (2002), 386 states have call predecessors, (2002), 381 states have return successors, (2013), 1957 states have call predecessors, (2013), 1999 states have call successors, (2013) [2024-11-28 03:20:35,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7886 states to 7886 states and 11022 transitions. [2024-11-28 03:20:35,866 INFO L78 Accepts]: Start accepts. Automaton has 7886 states and 11022 transitions. Word has length 148 [2024-11-28 03:20:35,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:20:35,867 INFO L471 AbstractCegarLoop]: Abstraction has 7886 states and 11022 transitions. [2024-11-28 03:20:35,867 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-28 03:20:35,868 INFO L276 IsEmpty]: Start isEmpty. Operand 7886 states and 11022 transitions. [2024-11-28 03:20:35,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-28 03:20:35,873 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:20:35,874 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:20:35,874 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 03:20:35,874 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 03:20:35,875 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:35,879 INFO L85 PathProgramCache]: Analyzing trace with hash 62121489, now seen corresponding path program 1 times [2024-11-28 03:20:35,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:20:35,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029914152] [2024-11-28 03:20:35,879 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:20:35,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:20:39,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:20:39,379 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-11-28 03:20:39,380 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:20:39,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029914152] [2024-11-28 03:20:39,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1029914152] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:20:39,381 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:20:39,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:20:39,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2273390] [2024-11-28 03:20:39,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:20:39,383 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:20:39,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:20:39,385 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:20:39,385 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:20:39,385 INFO L87 Difference]: Start difference. First operand 7886 states and 11022 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2024-11-28 03:20:43,432 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:20:44,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:20:44,718 INFO L93 Difference]: Finished difference Result 22216 states and 31004 transitions. [2024-11-28 03:20:44,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:20:44,719 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 146 [2024-11-28 03:20:44,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:20:44,850 INFO L225 Difference]: With dead ends: 22216 [2024-11-28 03:20:44,854 INFO L226 Difference]: Without dead ends: 14355 [2024-11-28 03:20:44,897 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:20:44,901 INFO L435 NwaCegarLoop]: 2899 mSDtfsCounter, 2385 mSDsluCounter, 2779 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2385 SdHoareTripleChecker+Valid, 5678 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-28 03:20:44,903 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2385 Valid, 5678 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 77 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2024-11-28 03:20:44,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14355 states. [2024-11-28 03:20:45,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14355 to 14318. [2024-11-28 03:20:45,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14318 states, 9926 states have (on average 1.2731210961112231) internal successors, (12637), 10140 states have internal predecessors, (12637), 3642 states have call successors, (3642), 756 states have call predecessors, (3642), 747 states have return successors, (3673), 3547 states have call predecessors, (3673), 3639 states have call successors, (3673) [2024-11-28 03:20:45,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14318 states to 14318 states and 19952 transitions. [2024-11-28 03:20:45,927 INFO L78 Accepts]: Start accepts. Automaton has 14318 states and 19952 transitions. Word has length 146 [2024-11-28 03:20:45,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:20:45,928 INFO L471 AbstractCegarLoop]: Abstraction has 14318 states and 19952 transitions. [2024-11-28 03:20:45,928 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2024-11-28 03:20:45,929 INFO L276 IsEmpty]: Start isEmpty. Operand 14318 states and 19952 transitions. [2024-11-28 03:20:45,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-28 03:20:45,932 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:20:45,932 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:20:45,932 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 03:20:45,933 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 03:20:45,933 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:45,933 INFO L85 PathProgramCache]: Analyzing trace with hash -195923646, now seen corresponding path program 1 times [2024-11-28 03:20:45,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:20:45,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952860066] [2024-11-28 03:20:45,934 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:20:45,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:20:49,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:20:50,260 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-11-28 03:20:50,261 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:20:50,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952860066] [2024-11-28 03:20:50,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1952860066] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:20:50,261 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:20:50,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:20:50,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831586575] [2024-11-28 03:20:50,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:20:50,263 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:20:50,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:20:50,264 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:20:50,264 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:20:50,264 INFO L87 Difference]: Start difference. First operand 14318 states and 19952 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-28 03:20:54,314 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:20:55,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:20:55,606 INFO L93 Difference]: Finished difference Result 24847 states and 34572 transitions. [2024-11-28 03:20:55,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:20:55,607 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 155 [2024-11-28 03:20:55,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:20:55,715 INFO L225 Difference]: With dead ends: 24847 [2024-11-28 03:20:55,716 INFO L226 Difference]: Without dead ends: 10554 [2024-11-28 03:20:55,778 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:20:55,779 INFO L435 NwaCegarLoop]: 4178 mSDtfsCounter, 1860 mSDsluCounter, 2804 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 18 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1860 SdHoareTripleChecker+Valid, 6982 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-11-28 03:20:55,779 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1860 Valid, 6982 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 74 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2024-11-28 03:20:55,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10554 states. [2024-11-28 03:20:56,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10554 to 10526. [2024-11-28 03:20:56,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10526 states, 7410 states have (on average 1.2719298245614035) internal successors, (9425), 7568 states have internal predecessors, (9425), 2550 states have call successors, (2550), 568 states have call predecessors, (2550), 563 states have return successors, (2564), 2479 states have call predecessors, (2564), 2547 states have call successors, (2564) [2024-11-28 03:20:56,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10526 states to 10526 states and 14539 transitions. [2024-11-28 03:20:56,395 INFO L78 Accepts]: Start accepts. Automaton has 10526 states and 14539 transitions. Word has length 155 [2024-11-28 03:20:56,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:20:56,397 INFO L471 AbstractCegarLoop]: Abstraction has 10526 states and 14539 transitions. [2024-11-28 03:20:56,398 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-28 03:20:56,399 INFO L276 IsEmpty]: Start isEmpty. Operand 10526 states and 14539 transitions. [2024-11-28 03:20:56,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-28 03:20:56,405 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:20:56,405 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 10, 10, 10, 10, 10, 10, 4, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:20:56,406 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 03:20:56,406 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 03:20:56,406 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:56,406 INFO L85 PathProgramCache]: Analyzing trace with hash 1276141894, now seen corresponding path program 1 times [2024-11-28 03:20:56,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:20:56,407 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095748012] [2024-11-28 03:20:56,407 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:20:56,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:21:00,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:21:00,477 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 567 trivial. 0 not checked. [2024-11-28 03:21:00,478 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:21:00,478 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1095748012] [2024-11-28 03:21:00,478 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1095748012] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:21:00,479 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:21:00,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:21:00,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [661426324] [2024-11-28 03:21:00,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:21:00,480 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:21:00,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:21:00,481 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:21:00,481 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:21:00,481 INFO L87 Difference]: Start difference. First operand 10526 states and 14539 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-28 03:21:04,525 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:21:05,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:21:05,499 INFO L93 Difference]: Finished difference Result 31065 states and 42964 transitions. [2024-11-28 03:21:05,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:21:05,500 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 186 [2024-11-28 03:21:05,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:21:05,666 INFO L225 Difference]: With dead ends: 31065 [2024-11-28 03:21:05,666 INFO L226 Difference]: Without dead ends: 20621 [2024-11-28 03:21:05,726 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:21:05,729 INFO L435 NwaCegarLoop]: 2986 mSDtfsCounter, 2789 mSDsluCounter, 2844 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2789 SdHoareTripleChecker+Valid, 5830 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-28 03:21:05,729 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2789 Valid, 5830 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2024-11-28 03:21:05,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20621 states. [2024-11-28 03:21:07,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20621 to 20599. [2024-11-28 03:21:07,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20599 states, 14520 states have (on average 1.2742424242424242) internal successors, (18502), 14814 states have internal predecessors, (18502), 4977 states have call successors, (4977), 1108 states have call predecessors, (4977), 1099 states have return successors, (5008), 4856 states have call predecessors, (5008), 4974 states have call successors, (5008) [2024-11-28 03:21:07,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20599 states to 20599 states and 28487 transitions. [2024-11-28 03:21:07,327 INFO L78 Accepts]: Start accepts. Automaton has 20599 states and 28487 transitions. Word has length 186 [2024-11-28 03:21:07,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:21:07,328 INFO L471 AbstractCegarLoop]: Abstraction has 20599 states and 28487 transitions. [2024-11-28 03:21:07,328 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-28 03:21:07,328 INFO L276 IsEmpty]: Start isEmpty. Operand 20599 states and 28487 transitions. [2024-11-28 03:21:07,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-28 03:21:07,334 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:21:07,334 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 10, 10, 10, 10, 10, 10, 4, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:21:07,334 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 03:21:07,334 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 03:21:07,335 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:21:07,335 INFO L85 PathProgramCache]: Analyzing trace with hash 1698843720, now seen corresponding path program 1 times [2024-11-28 03:21:07,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:21:07,335 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [850087478] [2024-11-28 03:21:07,335 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:21:07,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:21:10,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:21:11,908 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 573 trivial. 0 not checked. [2024-11-28 03:21:11,909 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:21:11,909 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [850087478] [2024-11-28 03:21:11,909 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [850087478] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:21:11,909 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:21:11,909 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:21:11,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823270122] [2024-11-28 03:21:11,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:21:11,910 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:21:11,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:21:11,911 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:21:11,911 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:21:11,911 INFO L87 Difference]: Start difference. First operand 20599 states and 28487 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-28 03:21:13,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:21:13,164 INFO L93 Difference]: Finished difference Result 20605 states and 28492 transitions. [2024-11-28 03:21:13,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:21:13,165 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 186 [2024-11-28 03:21:13,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:21:13,298 INFO L225 Difference]: With dead ends: 20605 [2024-11-28 03:21:13,298 INFO L226 Difference]: Without dead ends: 20603 [2024-11-28 03:21:13,316 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 [2024-11-28 03:21:13,318 INFO L435 NwaCegarLoop]: 2867 mSDtfsCounter, 2821 mSDsluCounter, 5721 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2822 SdHoareTripleChecker+Valid, 8588 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:21:13,318 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2822 Valid, 8588 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 03:21:13,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20603 states. [2024-11-28 03:21:14,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20603 to 20603. [2024-11-28 03:21:14,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20603 states, 14523 states have (on average 1.2741857742890588) internal successors, (18505), 14817 states have internal predecessors, (18505), 4977 states have call successors, (4977), 1109 states have call predecessors, (4977), 1100 states have return successors, (5008), 4856 states have call predecessors, (5008), 4974 states have call successors, (5008) [2024-11-28 03:21:14,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20603 states to 20603 states and 28490 transitions. [2024-11-28 03:21:14,595 INFO L78 Accepts]: Start accepts. Automaton has 20603 states and 28490 transitions. Word has length 186 [2024-11-28 03:21:14,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:21:14,595 INFO L471 AbstractCegarLoop]: Abstraction has 20603 states and 28490 transitions. [2024-11-28 03:21:14,596 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-28 03:21:14,596 INFO L276 IsEmpty]: Start isEmpty. Operand 20603 states and 28490 transitions. [2024-11-28 03:21:14,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-11-28 03:21:14,601 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:21:14,602 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 10, 10, 10, 10, 10, 10, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:21:14,602 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 03:21:14,602 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 03:21:14,602 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:21:14,603 INFO L85 PathProgramCache]: Analyzing trace with hash -1403757848, now seen corresponding path program 1 times [2024-11-28 03:21:14,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:21:14,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [974296371] [2024-11-28 03:21:14,603 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:21:14,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:21:18,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:21:18,957 INFO L134 CoverageAnalysis]: Checked inductivity of 575 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 573 trivial. 0 not checked. [2024-11-28 03:21:18,958 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:21:18,958 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [974296371] [2024-11-28 03:21:18,958 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [974296371] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:21:18,958 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:21:18,958 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:21:18,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456266481] [2024-11-28 03:21:18,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:21:18,959 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:21:18,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:21:18,960 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:21:18,960 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:21:18,960 INFO L87 Difference]: Start difference. First operand 20603 states and 28490 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 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) [2024-11-28 03:21:20,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:21:20,307 INFO L93 Difference]: Finished difference Result 20609 states and 28495 transitions. [2024-11-28 03:21:20,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:21:20,308 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 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 191 [2024-11-28 03:21:20,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:21:20,464 INFO L225 Difference]: With dead ends: 20609 [2024-11-28 03:21:20,464 INFO L226 Difference]: Without dead ends: 20607 [2024-11-28 03:21:20,483 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 [2024-11-28 03:21:20,484 INFO L435 NwaCegarLoop]: 2870 mSDtfsCounter, 2817 mSDsluCounter, 5722 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2818 SdHoareTripleChecker+Valid, 8592 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:21:20,486 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2818 Valid, 8592 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 03:21:20,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20607 states. [2024-11-28 03:21:21,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20607 to 20607. [2024-11-28 03:21:21,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20607 states, 14526 states have (on average 1.2741291477350958) internal successors, (18508), 14820 states have internal predecessors, (18508), 4977 states have call successors, (4977), 1110 states have call predecessors, (4977), 1101 states have return successors, (5008), 4856 states have call predecessors, (5008), 4974 states have call successors, (5008) [2024-11-28 03:21:22,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20607 states to 20607 states and 28493 transitions. [2024-11-28 03:21:22,029 INFO L78 Accepts]: Start accepts. Automaton has 20607 states and 28493 transitions. Word has length 191 [2024-11-28 03:21:22,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:21:22,031 INFO L471 AbstractCegarLoop]: Abstraction has 20607 states and 28493 transitions. [2024-11-28 03:21:22,031 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 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) [2024-11-28 03:21:22,031 INFO L276 IsEmpty]: Start isEmpty. Operand 20607 states and 28493 transitions. [2024-11-28 03:21:22,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-28 03:21:22,038 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:21:22,039 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 10, 10, 10, 10, 10, 10, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:21:22,039 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 03:21:22,039 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 03:21:22,039 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:21:22,040 INFO L85 PathProgramCache]: Analyzing trace with hash -176191480, now seen corresponding path program 1 times [2024-11-28 03:21:22,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:21:22,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [82926118] [2024-11-28 03:21:22,040 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:21:22,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:21:25,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:21:25,985 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 577 trivial. 0 not checked. [2024-11-28 03:21:25,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:21:25,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [82926118] [2024-11-28 03:21:25,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [82926118] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:21:25,986 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:21:25,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:21:25,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673800388] [2024-11-28 03:21:25,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:21:25,986 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:21:25,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:21:25,987 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:21:25,987 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:21:25,987 INFO L87 Difference]: Start difference. First operand 20607 states and 28493 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-28 03:21:27,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:21:27,159 INFO L93 Difference]: Finished difference Result 20613 states and 28498 transitions. [2024-11-28 03:21:27,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:21:27,159 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 196 [2024-11-28 03:21:27,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:21:27,276 INFO L225 Difference]: With dead ends: 20613 [2024-11-28 03:21:27,276 INFO L226 Difference]: Without dead ends: 20611 [2024-11-28 03:21:27,291 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 [2024-11-28 03:21:27,292 INFO L435 NwaCegarLoop]: 2870 mSDtfsCounter, 2816 mSDsluCounter, 5722 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2817 SdHoareTripleChecker+Valid, 8592 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:21:27,292 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2817 Valid, 8592 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 03:21:27,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20611 states. [2024-11-28 03:21:28,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20611 to 20611. [2024-11-28 03:21:28,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20611 states, 14529 states have (on average 1.2740725445660404) internal successors, (18511), 14823 states have internal predecessors, (18511), 4977 states have call successors, (4977), 1111 states have call predecessors, (4977), 1102 states have return successors, (5008), 4856 states have call predecessors, (5008), 4974 states have call successors, (5008) [2024-11-28 03:21:28,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20611 states to 20611 states and 28496 transitions. [2024-11-28 03:21:28,578 INFO L78 Accepts]: Start accepts. Automaton has 20611 states and 28496 transitions. Word has length 196 [2024-11-28 03:21:28,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:21:28,580 INFO L471 AbstractCegarLoop]: Abstraction has 20611 states and 28496 transitions. [2024-11-28 03:21:28,580 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-28 03:21:28,580 INFO L276 IsEmpty]: Start isEmpty. Operand 20611 states and 28496 transitions. [2024-11-28 03:21:28,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2024-11-28 03:21:28,585 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:21:28,585 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 10, 10, 10, 10, 10, 10, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:21:28,586 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 03:21:28,586 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 03:21:28,586 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:21:28,586 INFO L85 PathProgramCache]: Analyzing trace with hash -1342134616, now seen corresponding path program 1 times [2024-11-28 03:21:28,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:21:28,587 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279733033] [2024-11-28 03:21:28,587 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:21:28,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:21:32,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:21:33,365 INFO L134 CoverageAnalysis]: Checked inductivity of 591 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 585 trivial. 0 not checked. [2024-11-28 03:21:33,365 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:21:33,365 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279733033] [2024-11-28 03:21:33,365 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [279733033] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:21:33,365 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:21:33,365 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:21:33,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873158659] [2024-11-28 03:21:33,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:21:33,366 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:21:33,366 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:21:33,367 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:21:33,367 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:21:33,367 INFO L87 Difference]: Start difference. First operand 20611 states and 28496 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-28 03:21:34,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:21:34,498 INFO L93 Difference]: Finished difference Result 20617 states and 28501 transitions. [2024-11-28 03:21:34,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:21:34,498 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 201 [2024-11-28 03:21:34,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:21:34,619 INFO L225 Difference]: With dead ends: 20617 [2024-11-28 03:21:34,619 INFO L226 Difference]: Without dead ends: 20615 [2024-11-28 03:21:34,637 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 [2024-11-28 03:21:34,638 INFO L435 NwaCegarLoop]: 2870 mSDtfsCounter, 2815 mSDsluCounter, 5722 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2816 SdHoareTripleChecker+Valid, 8592 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:21:34,638 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2816 Valid, 8592 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 03:21:34,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20615 states. [2024-11-28 03:21:35,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20615 to 20615. [2024-11-28 03:21:35,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20615 states, 14532 states have (on average 1.2740159647674099) internal successors, (18514), 14826 states have internal predecessors, (18514), 4977 states have call successors, (4977), 1112 states have call predecessors, (4977), 1103 states have return successors, (5008), 4856 states have call predecessors, (5008), 4974 states have call successors, (5008) [2024-11-28 03:21:35,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20615 states to 20615 states and 28499 transitions. [2024-11-28 03:21:35,944 INFO L78 Accepts]: Start accepts. Automaton has 20615 states and 28499 transitions. Word has length 201 [2024-11-28 03:21:35,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:21:35,944 INFO L471 AbstractCegarLoop]: Abstraction has 20615 states and 28499 transitions. [2024-11-28 03:21:35,945 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-28 03:21:35,945 INFO L276 IsEmpty]: Start isEmpty. Operand 20615 states and 28499 transitions. [2024-11-28 03:21:35,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-11-28 03:21:35,948 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:21:35,949 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 10, 10, 10, 10, 10, 10, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:21:35,949 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-28 03:21:35,949 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 03:21:35,949 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:21:35,950 INFO L85 PathProgramCache]: Analyzing trace with hash -1599683640, now seen corresponding path program 1 times [2024-11-28 03:21:35,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:21:35,950 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855429948] [2024-11-28 03:21:35,950 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:21:35,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:21:39,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:21:40,143 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 597 trivial. 0 not checked. [2024-11-28 03:21:40,144 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:21:40,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855429948] [2024-11-28 03:21:40,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855429948] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:21:40,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:21:40,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:21:40,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708768163] [2024-11-28 03:21:40,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:21:40,145 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:21:40,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:21:40,146 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:21:40,146 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:21:40,146 INFO L87 Difference]: Start difference. First operand 20615 states and 28499 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-28 03:21:41,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:21:41,193 INFO L93 Difference]: Finished difference Result 20621 states and 28504 transitions. [2024-11-28 03:21:41,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:21:41,193 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 206 [2024-11-28 03:21:41,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:21:41,322 INFO L225 Difference]: With dead ends: 20621 [2024-11-28 03:21:41,322 INFO L226 Difference]: Without dead ends: 20619 [2024-11-28 03:21:41,340 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 [2024-11-28 03:21:41,341 INFO L435 NwaCegarLoop]: 2870 mSDtfsCounter, 2814 mSDsluCounter, 5722 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2815 SdHoareTripleChecker+Valid, 8592 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:21:41,341 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2815 Valid, 8592 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 03:21:41,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20619 states. [2024-11-28 03:21:42,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20619 to 20619. [2024-11-28 03:21:42,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20619 states, 14535 states have (on average 1.2739594083247334) internal successors, (18517), 14829 states have internal predecessors, (18517), 4977 states have call successors, (4977), 1113 states have call predecessors, (4977), 1104 states have return successors, (5008), 4856 states have call predecessors, (5008), 4974 states have call successors, (5008) [2024-11-28 03:21:42,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20619 states to 20619 states and 28502 transitions. [2024-11-28 03:21:42,617 INFO L78 Accepts]: Start accepts. Automaton has 20619 states and 28502 transitions. Word has length 206 [2024-11-28 03:21:42,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:21:42,618 INFO L471 AbstractCegarLoop]: Abstraction has 20619 states and 28502 transitions. [2024-11-28 03:21:42,618 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-28 03:21:42,618 INFO L276 IsEmpty]: Start isEmpty. Operand 20619 states and 28502 transitions. [2024-11-28 03:21:42,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-11-28 03:21:42,624 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:21:42,624 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 10, 10, 10, 10, 10, 10, 6, 5, 5, 4, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:21:42,624 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-28 03:21:42,624 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 03:21:42,624 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:21:42,625 INFO L85 PathProgramCache]: Analyzing trace with hash -620563864, now seen corresponding path program 1 times [2024-11-28 03:21:42,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:21:42,625 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368607050] [2024-11-28 03:21:42,625 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:21:42,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:21:46,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:21:47,385 INFO L134 CoverageAnalysis]: Checked inductivity of 623 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 613 trivial. 0 not checked. [2024-11-28 03:21:47,385 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:21:47,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1368607050] [2024-11-28 03:21:47,385 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1368607050] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:21:47,385 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:21:47,386 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:21:47,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [139856544] [2024-11-28 03:21:47,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:21:47,387 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:21:47,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:21:47,388 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:21:47,388 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:21:47,389 INFO L87 Difference]: Start difference. First operand 20619 states and 28502 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 03:21:48,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:21:48,437 INFO L93 Difference]: Finished difference Result 20625 states and 28507 transitions. [2024-11-28 03:21:48,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:21:48,437 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 211 [2024-11-28 03:21:48,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:21:48,555 INFO L225 Difference]: With dead ends: 20625 [2024-11-28 03:21:48,555 INFO L226 Difference]: Without dead ends: 20623 [2024-11-28 03:21:48,573 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 [2024-11-28 03:21:48,574 INFO L435 NwaCegarLoop]: 2870 mSDtfsCounter, 2813 mSDsluCounter, 5722 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2814 SdHoareTripleChecker+Valid, 8592 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:21:48,575 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2814 Valid, 8592 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 03:21:48,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20623 states. [2024-11-28 03:21:49,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20623 to 20623. [2024-11-28 03:21:49,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20623 states, 14538 states have (on average 1.2739028752235522) internal successors, (18520), 14832 states have internal predecessors, (18520), 4977 states have call successors, (4977), 1114 states have call predecessors, (4977), 1105 states have return successors, (5008), 4856 states have call predecessors, (5008), 4974 states have call successors, (5008) [2024-11-28 03:21:49,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20623 states to 20623 states and 28505 transitions. [2024-11-28 03:21:49,700 INFO L78 Accepts]: Start accepts. Automaton has 20623 states and 28505 transitions. Word has length 211 [2024-11-28 03:21:49,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:21:49,701 INFO L471 AbstractCegarLoop]: Abstraction has 20623 states and 28505 transitions. [2024-11-28 03:21:49,701 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 03:21:49,701 INFO L276 IsEmpty]: Start isEmpty. Operand 20623 states and 28505 transitions. [2024-11-28 03:21:49,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2024-11-28 03:21:49,705 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:21:49,706 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 10, 10, 10, 10, 10, 10, 7, 6, 6, 6, 6, 6, 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] [2024-11-28 03:21:49,706 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-28 03:21:49,706 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_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 03:21:49,706 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:21:49,706 INFO L85 PathProgramCache]: Analyzing trace with hash 183555729, now seen corresponding path program 1 times [2024-11-28 03:21:49,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:21:49,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539206353] [2024-11-28 03:21:49,707 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:21:49,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:21:52,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:21:53,305 INFO L134 CoverageAnalysis]: Checked inductivity of 680 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 668 trivial. 0 not checked. [2024-11-28 03:21:53,305 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:21:53,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1539206353] [2024-11-28 03:21:53,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1539206353] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:21:53,305 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:21:53,305 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:21:53,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455797226] [2024-11-28 03:21:53,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:21:53,306 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:21:53,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:21:53,306 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:21:53,309 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:21:53,310 INFO L87 Difference]: Start difference. First operand 20623 states and 28505 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-28 03:21:54,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:21:54,591 INFO L93 Difference]: Finished difference Result 22405 states and 30474 transitions. [2024-11-28 03:21:54,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:21:54,592 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 234 [2024-11-28 03:21:54,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:21:54,708 INFO L225 Difference]: With dead ends: 22405 [2024-11-28 03:21:54,708 INFO L226 Difference]: Without dead ends: 22403 [2024-11-28 03:21:54,727 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 [2024-11-28 03:21:54,728 INFO L435 NwaCegarLoop]: 2934 mSDtfsCounter, 1659 mSDsluCounter, 7233 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1660 SdHoareTripleChecker+Valid, 10167 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 03:21:54,728 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1660 Valid, 10167 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 03:21:54,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22403 states. [2024-11-28 03:21:56,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22403 to 22403. [2024-11-28 03:21:56,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22403 states, 15795 states have (on average 1.2664134219689775) internal successors, (20003), 16113 states have internal predecessors, (20003), 5219 states have call successors, (5219), 1395 states have call predecessors, (5219), 1386 states have return successors, (5250), 5098 states have call predecessors, (5250), 5216 states have call successors, (5250) [2024-11-28 03:21:56,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22403 states to 22403 states and 30472 transitions. [2024-11-28 03:21:56,403 INFO L78 Accepts]: Start accepts. Automaton has 22403 states and 30472 transitions. Word has length 234 [2024-11-28 03:21:56,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:21:56,404 INFO L471 AbstractCegarLoop]: Abstraction has 22403 states and 30472 transitions. [2024-11-28 03:21:56,404 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-28 03:21:56,404 INFO L276 IsEmpty]: Start isEmpty. Operand 22403 states and 30472 transitions. [2024-11-28 03:21:56,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2024-11-28 03:21:56,410 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:21:56,410 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 10, 10, 10, 10, 10, 10, 4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:21:56,410 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-28 03:21:56,411 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 03:21:56,411 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:21:56,411 INFO L85 PathProgramCache]: Analyzing trace with hash -14025496, now seen corresponding path program 1 times [2024-11-28 03:21:56,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:21:56,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477013776] [2024-11-28 03:21:56,412 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:21:56,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:22:00,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:22:01,116 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 567 trivial. 0 not checked. [2024-11-28 03:22:01,117 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:22:01,117 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [477013776] [2024-11-28 03:22:01,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [477013776] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:22:01,117 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:22:01,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:22:01,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860499887] [2024-11-28 03:22:01,118 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:22:01,118 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:22:01,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:22:01,119 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:22:01,119 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:22:01,120 INFO L87 Difference]: Start difference. First operand 22403 states and 30472 transitions. Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-28 03:22:05,166 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:22:07,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:22:07,029 INFO L93 Difference]: Finished difference Result 51324 states and 69801 transitions. [2024-11-28 03:22:07,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:22:07,029 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 215 [2024-11-28 03:22:07,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:22:07,148 INFO L225 Difference]: With dead ends: 51324 [2024-11-28 03:22:07,148 INFO L226 Difference]: Without dead ends: 29003 [2024-11-28 03:22:07,227 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:22:07,227 INFO L435 NwaCegarLoop]: 4664 mSDtfsCounter, 1859 mSDsluCounter, 2800 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 15 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1859 SdHoareTripleChecker+Valid, 7464 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-28 03:22:07,228 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1859 Valid, 7464 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 75 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2024-11-28 03:22:07,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29003 states. [2024-11-28 03:22:08,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29003 to 28947. [2024-11-28 03:22:08,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28947 states, 20547 states have (on average 1.2672896286562516) internal successors, (26039), 20949 states have internal predecessors, (26039), 6591 states have call successors, (6591), 1815 states have call predecessors, (6591), 1806 states have return successors, (6622), 6444 states have call predecessors, (6622), 6588 states have call successors, (6622) [2024-11-28 03:22:08,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28947 states to 28947 states and 39252 transitions. [2024-11-28 03:22:08,947 INFO L78 Accepts]: Start accepts. Automaton has 28947 states and 39252 transitions. Word has length 215 [2024-11-28 03:22:08,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:22:08,948 INFO L471 AbstractCegarLoop]: Abstraction has 28947 states and 39252 transitions. [2024-11-28 03:22:08,948 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-28 03:22:08,948 INFO L276 IsEmpty]: Start isEmpty. Operand 28947 states and 39252 transitions. [2024-11-28 03:22:08,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-28 03:22:08,951 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:22:08,951 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 10, 10, 10, 10, 10, 10, 8, 7, 7, 6, 6, 6, 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] [2024-11-28 03:22:08,951 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-28 03:22:08,951 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 03:22:08,952 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:22:08,952 INFO L85 PathProgramCache]: Analyzing trace with hash 1567384767, now seen corresponding path program 1 times [2024-11-28 03:22:08,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:22:08,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655916656] [2024-11-28 03:22:08,952 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:22:08,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:22:12,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:22:12,878 INFO L134 CoverageAnalysis]: Checked inductivity of 706 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 692 trivial. 0 not checked. [2024-11-28 03:22:12,878 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:22:12,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655916656] [2024-11-28 03:22:12,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [655916656] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:22:12,878 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:22:12,879 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:22:12,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390225618] [2024-11-28 03:22:12,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:22:12,879 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:22:12,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:22:12,880 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:22:12,880 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:22:12,880 INFO L87 Difference]: Start difference. First operand 28947 states and 39252 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-28 03:22:14,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:22:14,000 INFO L93 Difference]: Finished difference Result 28953 states and 39257 transitions. [2024-11-28 03:22:14,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:22:14,000 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 239 [2024-11-28 03:22:14,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:22:14,100 INFO L225 Difference]: With dead ends: 28953 [2024-11-28 03:22:14,100 INFO L226 Difference]: Without dead ends: 28951 [2024-11-28 03:22:14,116 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 [2024-11-28 03:22:14,116 INFO L435 NwaCegarLoop]: 2870 mSDtfsCounter, 2800 mSDsluCounter, 5722 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2801 SdHoareTripleChecker+Valid, 8592 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:22:14,117 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2801 Valid, 8592 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:22:14,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28951 states. [2024-11-28 03:22:15,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28951 to 28951. [2024-11-28 03:22:15,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28951 states, 20550 states have (on average 1.2672506082725061) internal successors, (26042), 20952 states have internal predecessors, (26042), 6591 states have call successors, (6591), 1816 states have call predecessors, (6591), 1807 states have return successors, (6622), 6444 states have call predecessors, (6622), 6588 states have call successors, (6622) [2024-11-28 03:22:15,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28951 states to 28951 states and 39255 transitions. [2024-11-28 03:22:15,790 INFO L78 Accepts]: Start accepts. Automaton has 28951 states and 39255 transitions. Word has length 239 [2024-11-28 03:22:15,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:22:15,791 INFO L471 AbstractCegarLoop]: Abstraction has 28951 states and 39255 transitions. [2024-11-28 03:22:15,791 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-28 03:22:15,791 INFO L276 IsEmpty]: Start isEmpty. Operand 28951 states and 39255 transitions. [2024-11-28 03:22:15,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2024-11-28 03:22:15,794 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:22:15,795 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 10, 10, 10, 10, 10, 10, 9, 8, 8, 6, 6, 6, 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] [2024-11-28 03:22:15,795 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-28 03:22:15,795 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 03:22:15,796 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:22:15,796 INFO L85 PathProgramCache]: Analyzing trace with hash -23749871, now seen corresponding path program 1 times [2024-11-28 03:22:15,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:22:15,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1665309968] [2024-11-28 03:22:15,796 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:22:15,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms