./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7425e6091080c9230a8c9b07b56e76fd103cd42ef73a7c5f496aa6659d39d02b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 10:41:35,090 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 10:41:35,146 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-12-02 10:41:35,151 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 10:41:35,151 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 10:41:35,172 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 10:41:35,173 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 10:41:35,173 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 10:41:35,173 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 10:41:35,174 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 10:41:35,174 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 10:41:35,174 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 10:41:35,174 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 10:41:35,174 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 10:41:35,174 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 10:41:35,174 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 10:41:35,174 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 10:41:35,175 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 10:41:35,175 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 10:41:35,175 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 10:41:35,175 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 10:41:35,175 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 10:41:35,175 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 10:41:35,175 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 10:41:35,175 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 10:41:35,175 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 10:41:35,175 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 10:41:35,175 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 10:41:35,175 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 10:41:35,175 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:41:35,175 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 10:41:35,176 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 10:41:35,176 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 10:41:35,176 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 10:41:35,176 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:41:35,176 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 10:41:35,176 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 10:41:35,176 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 10:41:35,176 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 10:41:35,176 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 10:41:35,176 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 10:41:35,176 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 10:41:35,177 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 10:41:35,177 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 10:41:35,177 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 10:41:35,177 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_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7425e6091080c9230a8c9b07b56e76fd103cd42ef73a7c5f496aa6659d39d02b [2024-12-02 10:41:35,412 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 10:41:35,421 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 10:41:35,423 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 10:41:35,424 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 10:41:35,424 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 10:41:35,426 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i [2024-12-02 10:41:38,078 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1/data/edef90cc3/a9daabc69c8d4fd4bb2afd365025e2b2/FLAG9770101a6 [2024-12-02 10:41:38,581 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 10:41:38,582 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i [2024-12-02 10:41:38,613 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1/data/edef90cc3/a9daabc69c8d4fd4bb2afd365025e2b2/FLAG9770101a6 [2024-12-02 10:41:38,625 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1/data/edef90cc3/a9daabc69c8d4fd4bb2afd365025e2b2 [2024-12-02 10:41:38,627 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 10:41:38,628 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 10:41:38,629 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 10:41:38,629 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 10:41:38,632 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 10:41:38,633 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:41:38" (1/1) ... [2024-12-02 10:41:38,634 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@636ea7e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:41:38, skipping insertion in model container [2024-12-02 10:41:38,634 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:41:38" (1/1) ... [2024-12-02 10:41:38,721 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 10:41:41,469 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_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410165,410178] [2024-12-02 10:41:41,472 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_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410334,410347] [2024-12-02 10:41:41,472 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_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410501,410514] [2024-12-02 10:41:41,472 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_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410669,410682] [2024-12-02 10:41:41,491 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 10:41:41,532 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 10:41:41,629 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5295] [2024-12-02 10:41:41,631 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5302] [2024-12-02 10:41:41,631 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5309] [2024-12-02 10:41:41,633 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/7cdfae59d3ac602223400f61d8829e28/klever-core-work-dir/520b8de/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5350-5351] [2024-12-02 10:41:41,634 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5356-5358] [2024-12-02 10:41:41,638 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5519] [2024-12-02 10:41:41,638 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [5526] [2024-12-02 10:41:41,639 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [5534] [2024-12-02 10:41:41,639 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5541] [2024-12-02 10:41:41,639 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5549] [2024-12-02 10:41:41,646 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [5669-5670] [2024-12-02 10:41:41,647 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [5703-5704] [2024-12-02 10:41:41,649 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (103), "i" (12UL)); [5740-5741] [2024-12-02 10:41:41,650 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (115), "i" (12UL)); [5777-5778] [2024-12-02 10:41:41,659 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/netdevice.h"), "i" (502), "i" (12UL)); [6036-6037] [2024-12-02 10:41:41,659 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6043] [2024-12-02 10:41:41,664 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [6318] [2024-12-02 10:41:41,665 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6321] [2024-12-02 10:41:41,665 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6324] [2024-12-02 10:41:41,665 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6327] [2024-12-02 10:41:41,665 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [6358] [2024-12-02 10:41:41,665 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6361] [2024-12-02 10:41:41,666 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6364] [2024-12-02 10:41:41,666 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6367] [2024-12-02 10:41:41,666 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [6398] [2024-12-02 10:41:41,666 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6401] [2024-12-02 10:41:41,666 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6404] [2024-12-02 10:41:41,666 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6407] [2024-12-02 10:41:41,667 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [6438] [2024-12-02 10:41:41,667 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6441] [2024-12-02 10:41:41,667 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6444] [2024-12-02 10:41:41,667 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6447] [2024-12-02 10:41:41,693 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7215] [2024-12-02 10:41:41,711 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7729] [2024-12-02 10:41:41,713 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [7752] [2024-12-02 10:41:41,713 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [7759] [2024-12-02 10:41:41,714 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7786] [2024-12-02 10:41:41,731 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8205] [2024-12-02 10:41:41,797 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9825] [2024-12-02 10:41:41,799 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [9890] [2024-12-02 10:41:41,800 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9900] [2024-12-02 10:41:41,801 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9912] [2024-12-02 10:41:41,802 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9934] [2024-12-02 10:41:41,812 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [10124] [2024-12-02 10:41:41,911 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_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410165,410178] [2024-12-02 10:41:41,912 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_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410334,410347] [2024-12-02 10:41:41,912 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_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410501,410514] [2024-12-02 10:41:41,913 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_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410669,410682] [2024-12-02 10:41:41,925 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 10:41:42,207 INFO L204 MainTranslator]: Completed translation [2024-12-02 10:41:42,208 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:41:42 WrapperNode [2024-12-02 10:41:42,208 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 10:41:42,209 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 10:41:42,209 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 10:41:42,209 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 10:41:42,215 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:41:42" (1/1) ... [2024-12-02 10:41:42,277 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:41:42" (1/1) ... [2024-12-02 10:41:42,471 INFO L138 Inliner]: procedures = 541, calls = 2923, calls flagged for inlining = 283, calls inlined = 249, statements flattened = 8613 [2024-12-02 10:41:42,472 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 10:41:42,472 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 10:41:42,472 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 10:41:42,472 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 10:41:42,483 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:41:42" (1/1) ... [2024-12-02 10:41:42,483 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:41:42" (1/1) ... [2024-12-02 10:41:42,511 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:41:42" (1/1) ... [2024-12-02 10:41:44,093 INFO L175 MemorySlicer]: Split 1343 memory accesses to 31 slices as follows [1, 8, 1, 2, 1, 3, 1, 2, 3, 56, 3, 2, 1, 3, 2, 3, 5, 1123, 5, 8, 1, 2, 15, 6, 18, 10, 30, 9, 9, 2, 8]. 84 percent of accesses are in the largest equivalence class. The 152 initializations are split as follows [0, 8, 1, 0, 1, 3, 1, 0, 3, 0, 0, 2, 0, 3, 0, 0, 5, 35, 5, 8, 1, 2, 15, 5, 0, 8, 30, 8, 8, 0, 0]. The 468 writes are split as follows [0, 0, 0, 0, 0, 0, 0, 1, 0, 53, 0, 0, 1, 0, 1, 1, 0, 389, 0, 0, 0, 0, 0, 0, 17, 0, 0, 0, 0, 1, 4]. [2024-12-02 10:41:44,093 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:41:42" (1/1) ... [2024-12-02 10:41:44,093 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:41:42" (1/1) ... [2024-12-02 10:41:44,203 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:41:42" (1/1) ... [2024-12-02 10:41:44,212 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:41:42" (1/1) ... [2024-12-02 10:41:44,234 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:41:42" (1/1) ... [2024-12-02 10:41:44,268 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:41:42" (1/1) ... [2024-12-02 10:41:44,285 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:41:42" (1/1) ... [2024-12-02 10:41:44,332 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 10:41:44,333 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 10:41:44,333 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 10:41:44,333 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 10:41:44,334 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:41:42" (1/1) ... [2024-12-02 10:41:44,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:41:44,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:41:44,357 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 10:41:44,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 10:41:44,380 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2024-12-02 10:41:44,380 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2024-12-02 10:41:44,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-12-02 10:41:44,380 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-12-02 10:41:44,380 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2024-12-02 10:41:44,380 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2024-12-02 10:41:44,380 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-12-02 10:41:44,380 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-12-02 10:41:44,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-12-02 10:41:44,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-12-02 10:41:44,381 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-12-02 10:41:44,381 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-12-02 10:41:44,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-12-02 10:41:44,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-12-02 10:41:44,381 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-12-02 10:41:44,381 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-12-02 10:41:44,381 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-12-02 10:41:44,381 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-12-02 10:41:44,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_63 [2024-12-02 10:41:44,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_63 [2024-12-02 10:41:44,381 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_interrupt [2024-12-02 10:41:44,381 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_interrupt [2024-12-02 10:41:44,381 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2024-12-02 10:41:44,381 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2024-12-02 10:41:44,381 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2024-12-02 10:41:44,381 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2024-12-02 10:41:44,381 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-12-02 10:41:44,381 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-12-02 10:41:44,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-12-02 10:41:44,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-12-02 10:41:44,382 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-12-02 10:41:44,382 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-12-02 10:41:44,382 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-12-02 10:41:44,382 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-12-02 10:41:44,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-12-02 10:41:44,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-12-02 10:41:44,382 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-12-02 10:41:44,382 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-12-02 10:41:44,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-02 10:41:44,382 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_write_bcr [2024-12-02 10:41:44,382 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_write_bcr [2024-12-02 10:41:44,382 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-12-02 10:41:44,382 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-12-02 10:41:44,382 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-12-02 10:41:44,382 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-12-02 10:41:44,382 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-12-02 10:41:44,382 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-12-02 10:41:44,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-12-02 10:41:44,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-12-02 10:41:44,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-12-02 10:41:44,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-12-02 10:41:44,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-12-02 10:41:44,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-12-02 10:41:44,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-12-02 10:41:44,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-12-02 10:41:44,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-12-02 10:41:44,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-12-02 10:41:44,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-12-02 10:41:44,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-12-02 10:41:44,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-12-02 10:41:44,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-12-02 10:41:44,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-12-02 10:41:44,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-12-02 10:41:44,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-12-02 10:41:44,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-12-02 10:41:44,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-12-02 10:41:44,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-12-02 10:41:44,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-12-02 10:41:44,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-12-02 10:41:44,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2024-12-02 10:41:44,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2024-12-02 10:41:44,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2024-12-02 10:41:44,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#25 [2024-12-02 10:41:44,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#26 [2024-12-02 10:41:44,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#27 [2024-12-02 10:41:44,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#28 [2024-12-02 10:41:44,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#29 [2024-12-02 10:41:44,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#30 [2024-12-02 10:41:44,384 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-12-02 10:41:44,384 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-12-02 10:41:44,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2024-12-02 10:41:44,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2024-12-02 10:41:44,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-12-02 10:41:44,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-12-02 10:41:44,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-12-02 10:41:44,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-12-02 10:41:44,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-12-02 10:41:44,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-12-02 10:41:44,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-12-02 10:41:44,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-12-02 10:41:44,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-12-02 10:41:44,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-12-02 10:41:44,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-12-02 10:41:44,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-12-02 10:41:44,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-12-02 10:41:44,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-12-02 10:41:44,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-12-02 10:41:44,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-12-02 10:41:44,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-12-02 10:41:44,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-12-02 10:41:44,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-12-02 10:41:44,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-12-02 10:41:44,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-12-02 10:41:44,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-12-02 10:41:44,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-12-02 10:41:44,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-12-02 10:41:44,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-12-02 10:41:44,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2024-12-02 10:41:44,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2024-12-02 10:41:44,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#27 [2024-12-02 10:41:44,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#28 [2024-12-02 10:41:44,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#29 [2024-12-02 10:41:44,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#30 [2024-12-02 10:41:44,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-12-02 10:41:44,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-12-02 10:41:44,386 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_purge_tx_ring [2024-12-02 10:41:44,386 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_purge_tx_ring [2024-12-02 10:41:44,386 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-12-02 10:41:44,386 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-12-02 10:41:44,386 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-12-02 10:41:44,386 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-12-02 10:41:44,386 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-12-02 10:41:44,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-12-02 10:41:44,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-12-02 10:41:44,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-12-02 10:41:44,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-12-02 10:41:44,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-12-02 10:41:44,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-12-02 10:41:44,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-12-02 10:41:44,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-12-02 10:41:44,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-12-02 10:41:44,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-12-02 10:41:44,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-12-02 10:41:44,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-12-02 10:41:44,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-12-02 10:41:44,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-12-02 10:41:44,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-12-02 10:41:44,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-12-02 10:41:44,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-12-02 10:41:44,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-12-02 10:41:44,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-12-02 10:41:44,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-12-02 10:41:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-12-02 10:41:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2024-12-02 10:41:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2024-12-02 10:41:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2024-12-02 10:41:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2024-12-02 10:41:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2024-12-02 10:41:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-12-02 10:41:44,388 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-12-02 10:41:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-12-02 10:41:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-12-02 10:41:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-12-02 10:41:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-12-02 10:41:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-12-02 10:41:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-12-02 10:41:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-12-02 10:41:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-12-02 10:41:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-12-02 10:41:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-12-02 10:41:44,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-12-02 10:41:44,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-12-02 10:41:44,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-12-02 10:41:44,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-12-02 10:41:44,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-12-02 10:41:44,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-12-02 10:41:44,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-12-02 10:41:44,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-12-02 10:41:44,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-12-02 10:41:44,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2024-12-02 10:41:44,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2024-12-02 10:41:44,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2024-12-02 10:41:44,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#22 [2024-12-02 10:41:44,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#23 [2024-12-02 10:41:44,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#24 [2024-12-02 10:41:44,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#25 [2024-12-02 10:41:44,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#26 [2024-12-02 10:41:44,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#27 [2024-12-02 10:41:44,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#28 [2024-12-02 10:41:44,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#29 [2024-12-02 10:41:44,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#30 [2024-12-02 10:41:44,390 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-12-02 10:41:44,390 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-12-02 10:41:44,390 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-12-02 10:41:44,390 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-12-02 10:41:44,390 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-12-02 10:41:44,390 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-12-02 10:41:44,390 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-12-02 10:41:44,390 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-12-02 10:41:44,390 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-12-02 10:41:44,390 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-12-02 10:41:44,390 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-12-02 10:41:44,390 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-12-02 10:41:44,391 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-12-02 10:41:44,391 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-12-02 10:41:44,391 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-12-02 10:41:44,391 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-12-02 10:41:44,391 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-12-02 10:41:44,391 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-12-02 10:41:44,391 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-12-02 10:41:44,391 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2024-12-02 10:41:44,391 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2024-12-02 10:41:44,391 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2024-12-02 10:41:44,391 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#22 [2024-12-02 10:41:44,391 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#23 [2024-12-02 10:41:44,391 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#24 [2024-12-02 10:41:44,391 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#25 [2024-12-02 10:41:44,391 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#26 [2024-12-02 10:41:44,391 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#27 [2024-12-02 10:41:44,391 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#28 [2024-12-02 10:41:44,391 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#29 [2024-12-02 10:41:44,391 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#30 [2024-12-02 10:41:44,391 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_write_bcr [2024-12-02 10:41:44,391 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_write_bcr [2024-12-02 10:41:44,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-12-02 10:41:44,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-12-02 10:41:44,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-12-02 10:41:44,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-12-02 10:41:44,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-12-02 10:41:44,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-12-02 10:41:44,392 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-12-02 10:41:44,392 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-12-02 10:41:44,392 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-12-02 10:41:44,392 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-12-02 10:41:44,392 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_netif_start [2024-12-02 10:41:44,392 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_netif_start [2024-12-02 10:41:44,392 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2024-12-02 10:41:44,392 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2024-12-02 10:41:44,392 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~~u16~0 [2024-12-02 10:41:44,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~~u16~0 [2024-12-02 10:41:44,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-12-02 10:41:44,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-12-02 10:41:44,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-02 10:41:44,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2024-12-02 10:41:44,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2024-12-02 10:41:44,392 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_open [2024-12-02 10:41:44,392 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_open [2024-12-02 10:41:44,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 10:41:44,393 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2024-12-02 10:41:44,393 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2024-12-02 10:41:44,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-12-02 10:41:44,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-12-02 10:41:44,393 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-12-02 10:41:44,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-12-02 10:41:44,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-12-02 10:41:44,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-12-02 10:41:44,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-12-02 10:41:44,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-12-02 10:41:44,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-12-02 10:41:44,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-12-02 10:41:44,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-12-02 10:41:44,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-12-02 10:41:44,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-12-02 10:41:44,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-12-02 10:41:44,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-12-02 10:41:44,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-12-02 10:41:44,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-12-02 10:41:44,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-12-02 10:41:44,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-12-02 10:41:44,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-12-02 10:41:44,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-12-02 10:41:44,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-12-02 10:41:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-12-02 10:41:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-12-02 10:41:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-12-02 10:41:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-12-02 10:41:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-12-02 10:41:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-12-02 10:41:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-12-02 10:41:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2024-12-02 10:41:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2024-12-02 10:41:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2024-12-02 10:41:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#28 [2024-12-02 10:41:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#29 [2024-12-02 10:41:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#30 [2024-12-02 10:41:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-12-02 10:41:44,394 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2024-12-02 10:41:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-12-02 10:41:44,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-12-02 10:41:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_reset [2024-12-02 10:41:44,394 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_reset [2024-12-02 10:41:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_printk [2024-12-02 10:41:44,394 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_printk [2024-12-02 10:41:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_pcnet32_private [2024-12-02 10:41:44,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_pcnet32_private [2024-12-02 10:41:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2024-12-02 10:41:44,395 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2024-12-02 10:41:44,395 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_restart [2024-12-02 10:41:44,395 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_restart [2024-12-02 10:41:44,395 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-12-02 10:41:44,395 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-12-02 10:41:44,395 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2024-12-02 10:41:44,395 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2024-12-02 10:41:44,395 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-12-02 10:41:44,395 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-12-02 10:41:44,395 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-12-02 10:41:44,395 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-12-02 10:41:44,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-12-02 10:41:44,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-12-02 10:41:44,395 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_read_csr [2024-12-02 10:41:44,395 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_read_csr [2024-12-02 10:41:44,395 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2024-12-02 10:41:44,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2024-12-02 10:41:44,395 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-12-02 10:41:44,395 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-12-02 10:41:44,395 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_reset [2024-12-02 10:41:44,395 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_reset [2024-12-02 10:41:44,396 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2024-12-02 10:41:44,396 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2024-12-02 10:41:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 10:41:44,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 10:41:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-12-02 10:41:44,397 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-12-02 10:41:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-12-02 10:41:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-12-02 10:41:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-12-02 10:41:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-12-02 10:41:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-12-02 10:41:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-12-02 10:41:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-12-02 10:41:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-12-02 10:41:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-12-02 10:41:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-12-02 10:41:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-12-02 10:41:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-12-02 10:41:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-12-02 10:41:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-12-02 10:41:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-12-02 10:41:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-12-02 10:41:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-12-02 10:41:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-12-02 10:41:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-12-02 10:41:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-12-02 10:41:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-12-02 10:41:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-12-02 10:41:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2024-12-02 10:41:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2024-12-02 10:41:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2024-12-02 10:41:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#25 [2024-12-02 10:41:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#26 [2024-12-02 10:41:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#27 [2024-12-02 10:41:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#28 [2024-12-02 10:41:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#29 [2024-12-02 10:41:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#30 [2024-12-02 10:41:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-12-02 10:41:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-12-02 10:41:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-12-02 10:41:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-12-02 10:41:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-12-02 10:41:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-12-02 10:41:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-12-02 10:41:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-12-02 10:41:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-12-02 10:41:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-12-02 10:41:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-12-02 10:41:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-12-02 10:41:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-12-02 10:41:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-12-02 10:41:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-12-02 10:41:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-12-02 10:41:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-12-02 10:41:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-12-02 10:41:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-12-02 10:41:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-12-02 10:41:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-12-02 10:41:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-12-02 10:41:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-12-02 10:41:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-12-02 10:41:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-12-02 10:41:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2024-12-02 10:41:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2024-12-02 10:41:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#27 [2024-12-02 10:41:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#28 [2024-12-02 10:41:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#29 [2024-12-02 10:41:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#30 [2024-12-02 10:41:44,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-12-02 10:41:44,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-12-02 10:41:44,400 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_pm_resume [2024-12-02 10:41:44,400 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_pm_resume [2024-12-02 10:41:44,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-12-02 10:41:44,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-12-02 10:41:44,400 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_check_media [2024-12-02 10:41:44,400 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_check_media [2024-12-02 10:41:44,400 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_get_regs_len [2024-12-02 10:41:44,400 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_get_regs_len [2024-12-02 10:41:44,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-12-02 10:41:44,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-12-02 10:41:44,400 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_poll_controller [2024-12-02 10:41:44,400 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_poll_controller [2024-12-02 10:41:44,400 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_free_ring [2024-12-02 10:41:44,400 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_free_ring [2024-12-02 10:41:44,400 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-12-02 10:41:44,400 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-12-02 10:41:44,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-12-02 10:41:44,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-12-02 10:41:44,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-12-02 10:41:44,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-12-02 10:41:44,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-12-02 10:41:44,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-12-02 10:41:44,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-12-02 10:41:44,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-12-02 10:41:44,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-12-02 10:41:44,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-12-02 10:41:44,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-12-02 10:41:44,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-12-02 10:41:44,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-12-02 10:41:44,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-12-02 10:41:44,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-12-02 10:41:44,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-12-02 10:41:44,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-12-02 10:41:44,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2024-12-02 10:41:44,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2024-12-02 10:41:44,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2024-12-02 10:41:44,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2024-12-02 10:41:44,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2024-12-02 10:41:44,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2024-12-02 10:41:44,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#23 [2024-12-02 10:41:44,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#24 [2024-12-02 10:41:44,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#25 [2024-12-02 10:41:44,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#26 [2024-12-02 10:41:44,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#27 [2024-12-02 10:41:44,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#28 [2024-12-02 10:41:44,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#29 [2024-12-02 10:41:44,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#30 [2024-12-02 10:41:44,403 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-12-02 10:41:44,403 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-12-02 10:41:44,403 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-12-02 10:41:44,403 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-12-02 10:41:44,403 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-12-02 10:41:44,403 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-12-02 10:41:44,403 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-12-02 10:41:44,403 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-12-02 10:41:44,403 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-12-02 10:41:44,403 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-12-02 10:41:44,403 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-12-02 10:41:44,403 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-12-02 10:41:44,404 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-12-02 10:41:44,404 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-12-02 10:41:44,404 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-12-02 10:41:44,404 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-12-02 10:41:44,404 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-12-02 10:41:44,404 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2024-12-02 10:41:44,404 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2024-12-02 10:41:44,404 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2024-12-02 10:41:44,404 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2024-12-02 10:41:44,404 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2024-12-02 10:41:44,404 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2024-12-02 10:41:44,404 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#23 [2024-12-02 10:41:44,404 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#24 [2024-12-02 10:41:44,404 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#25 [2024-12-02 10:41:44,404 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#26 [2024-12-02 10:41:44,404 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#27 [2024-12-02 10:41:44,404 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#28 [2024-12-02 10:41:44,404 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#29 [2024-12-02 10:41:44,404 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#30 [2024-12-02 10:41:44,404 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2024-12-02 10:41:44,404 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2024-12-02 10:41:44,404 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-12-02 10:41:44,404 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-12-02 10:41:44,404 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2024-12-02 10:41:44,404 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2024-12-02 10:41:44,404 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2024-12-02 10:41:44,405 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2024-12-02 10:41:44,405 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_purge_rx_ring [2024-12-02 10:41:44,405 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_purge_rx_ring [2024-12-02 10:41:44,405 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_write_csr [2024-12-02 10:41:44,405 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_write_csr [2024-12-02 10:41:44,405 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_tx_timeout [2024-12-02 10:41:44,405 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_tx_timeout [2024-12-02 10:41:44,405 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-12-02 10:41:44,405 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-12-02 10:41:44,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-02 10:41:44,405 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_netif_stop [2024-12-02 10:41:44,405 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_netif_stop [2024-12-02 10:41:44,405 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-12-02 10:41:44,405 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-12-02 10:41:44,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-12-02 10:41:44,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-12-02 10:41:44,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-12-02 10:41:44,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-12-02 10:41:44,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-12-02 10:41:44,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-12-02 10:41:44,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-12-02 10:41:44,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-12-02 10:41:44,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-12-02 10:41:44,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-12-02 10:41:44,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-12-02 10:41:44,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-12-02 10:41:44,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-12-02 10:41:44,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-12-02 10:41:44,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-12-02 10:41:44,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-12-02 10:41:44,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-12-02 10:41:44,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-12-02 10:41:44,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-12-02 10:41:44,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-12-02 10:41:44,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-12-02 10:41:44,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-12-02 10:41:44,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-12-02 10:41:44,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-12-02 10:41:44,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-12-02 10:41:44,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2024-12-02 10:41:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2024-12-02 10:41:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2024-12-02 10:41:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#28 [2024-12-02 10:41:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#29 [2024-12-02 10:41:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#30 [2024-12-02 10:41:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_pcnet32_private [2024-12-02 10:41:44,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_pcnet32_private [2024-12-02 10:41:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-12-02 10:41:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-12-02 10:41:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-12-02 10:41:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-12-02 10:41:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-12-02 10:41:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-12-02 10:41:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-12-02 10:41:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-12-02 10:41:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-12-02 10:41:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-12-02 10:41:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-12-02 10:41:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-12-02 10:41:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-12-02 10:41:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-12-02 10:41:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-12-02 10:41:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-12-02 10:41:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-12-02 10:41:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-12-02 10:41:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-12-02 10:41:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-12-02 10:41:44,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-12-02 10:41:44,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-12-02 10:41:44,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-12-02 10:41:44,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-12-02 10:41:44,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2024-12-02 10:41:44,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2024-12-02 10:41:44,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#26 [2024-12-02 10:41:44,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#27 [2024-12-02 10:41:44,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#28 [2024-12-02 10:41:44,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#29 [2024-12-02 10:41:44,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#30 [2024-12-02 10:41:44,408 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_read_csr [2024-12-02 10:41:44,408 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_read_csr [2024-12-02 10:41:44,408 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-12-02 10:41:44,408 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-12-02 10:41:44,408 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_set_multicast_list [2024-12-02 10:41:44,408 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_set_multicast_list [2024-12-02 10:41:44,408 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2024-12-02 10:41:44,408 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2024-12-02 10:41:44,408 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-12-02 10:41:44,408 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-12-02 10:41:44,408 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2024-12-02 10:41:44,408 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2024-12-02 10:41:44,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-12-02 10:41:44,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-12-02 10:41:44,408 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_probe1 [2024-12-02 10:41:44,408 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_probe1 [2024-12-02 10:41:44,408 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2024-12-02 10:41:44,408 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2024-12-02 10:41:44,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2024-12-02 10:41:44,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2024-12-02 10:41:44,409 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_remove_one [2024-12-02 10:41:44,409 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_remove_one [2024-12-02 10:41:44,409 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2024-12-02 10:41:44,409 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2024-12-02 10:41:44,409 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~~u16~0~TO~VOID [2024-12-02 10:41:44,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~~u16~0~TO~VOID [2024-12-02 10:41:44,409 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_read_bcr [2024-12-02 10:41:44,409 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_read_bcr [2024-12-02 10:41:44,409 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2024-12-02 10:41:44,409 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2024-12-02 10:41:44,409 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-12-02 10:41:44,409 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-12-02 10:41:44,409 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-12-02 10:41:44,409 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-12-02 10:41:44,409 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_read_bcr [2024-12-02 10:41:44,409 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_read_bcr [2024-12-02 10:41:44,409 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-12-02 10:41:44,409 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-12-02 10:41:44,409 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_init_ring [2024-12-02 10:41:44,409 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_init_ring [2024-12-02 10:41:44,409 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_close [2024-12-02 10:41:44,409 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_close [2024-12-02 10:41:44,409 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2024-12-02 10:41:44,409 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2024-12-02 10:41:44,410 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-12-02 10:41:44,410 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-12-02 10:41:44,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-12-02 10:41:44,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-12-02 10:41:44,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-12-02 10:41:44,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-12-02 10:41:44,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-12-02 10:41:44,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-12-02 10:41:44,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-12-02 10:41:44,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-12-02 10:41:44,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-12-02 10:41:44,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-12-02 10:41:44,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-12-02 10:41:44,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-12-02 10:41:44,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-12-02 10:41:44,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-12-02 10:41:44,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-12-02 10:41:44,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-12-02 10:41:44,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-12-02 10:41:44,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-12-02 10:41:44,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-12-02 10:41:44,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-12-02 10:41:44,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-12-02 10:41:44,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-12-02 10:41:44,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-12-02 10:41:44,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-12-02 10:41:44,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-12-02 10:41:44,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-12-02 10:41:44,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2024-12-02 10:41:44,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2024-12-02 10:41:44,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2024-12-02 10:41:44,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2024-12-02 10:41:44,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2024-12-02 10:41:44,412 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_suspend [2024-12-02 10:41:44,412 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_suspend [2024-12-02 10:41:44,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-12-02 10:41:44,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-12-02 10:41:44,412 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-12-02 10:41:44,412 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-12-02 10:41:44,412 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2024-12-02 10:41:44,412 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2024-12-02 10:41:44,412 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_write_csr [2024-12-02 10:41:44,412 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_write_csr [2024-12-02 10:41:44,412 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_load_multicast [2024-12-02 10:41:44,412 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_load_multicast [2024-12-02 10:41:44,412 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2024-12-02 10:41:44,412 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2024-12-02 10:41:44,412 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_nway_reset [2024-12-02 10:41:44,412 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_nway_reset [2024-12-02 10:41:44,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-12-02 10:41:44,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-12-02 10:41:44,412 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2024-12-02 10:41:44,412 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2024-12-02 10:41:44,412 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-12-02 10:41:44,412 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-12-02 10:41:44,412 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-12-02 10:41:44,412 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-12-02 10:41:44,412 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2024-12-02 10:41:44,412 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2024-12-02 10:41:44,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 10:41:44,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-12-02 10:41:44,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-12-02 10:41:44,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-12-02 10:41:44,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-12-02 10:41:44,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-12-02 10:41:44,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-12-02 10:41:44,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-12-02 10:41:44,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-12-02 10:41:44,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-12-02 10:41:44,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-12-02 10:41:44,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-12-02 10:41:44,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-12-02 10:41:44,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-12-02 10:41:44,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-12-02 10:41:44,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-12-02 10:41:44,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-12-02 10:41:44,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-12-02 10:41:44,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-12-02 10:41:44,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-12-02 10:41:44,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-12-02 10:41:44,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-12-02 10:41:44,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-12-02 10:41:44,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-12-02 10:41:44,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-12-02 10:41:44,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-12-02 10:41:44,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2024-12-02 10:41:44,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2024-12-02 10:41:44,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2024-12-02 10:41:44,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2024-12-02 10:41:44,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2024-12-02 10:41:44,414 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2024-12-02 10:41:44,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2024-12-02 10:41:44,414 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2024-12-02 10:41:44,414 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2024-12-02 10:41:44,414 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-12-02 10:41:44,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-12-02 10:41:44,414 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2024-12-02 10:41:44,414 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2024-12-02 10:41:45,531 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 10:41:45,534 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 10:41:57,297 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-12-02 10:42:14,663 INFO L? ?]: Removed 3917 outVars from TransFormulas that were not future-live. [2024-12-02 10:42:14,664 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 10:42:14,712 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 10:42:14,712 INFO L312 CfgBuilder]: Removed 8 assume(true) statements. [2024-12-02 10:42:14,712 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:42:14 BoogieIcfgContainer [2024-12-02 10:42:14,713 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 10:42:14,715 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 10:42:14,715 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 10:42:14,719 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 10:42:14,720 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 10:41:38" (1/3) ... [2024-12-02 10:42:14,720 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c2f40fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:42:14, skipping insertion in model container [2024-12-02 10:42:14,720 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:41:42" (2/3) ... [2024-12-02 10:42:14,721 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c2f40fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:42:14, skipping insertion in model container [2024-12-02 10:42:14,721 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:42:14" (3/3) ... [2024-12-02 10:42:14,722 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i [2024-12-02 10:42:14,737 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 10:42:14,741 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i that has 184 procedures, 3286 locations, 1 initial locations, 94 loop locations, and 3 error locations. [2024-12-02 10:42:14,856 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 10:42:14,868 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;@27e46377, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 10:42:14,868 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-12-02 10:42:14,880 INFO L276 IsEmpty]: Start isEmpty. Operand has 3015 states, 2167 states have (on average 1.3350253807106598) internal successors, (2893), 2235 states have internal predecessors, (2893), 724 states have call successors, (724), 123 states have call predecessors, (724), 122 states have return successors, (716), 698 states have call predecessors, (716), 716 states have call successors, (716) [2024-12-02 10:42:14,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-12-02 10:42:14,890 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:42:14,891 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:42:14,891 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 10:42:14,896 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:42:14,897 INFO L85 PathProgramCache]: Analyzing trace with hash -1042821255, now seen corresponding path program 1 times [2024-12-02 10:42:14,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:42:14,904 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21321451] [2024-12-02 10:42:14,905 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:42:14,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:42:19,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:42:20,503 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-02 10:42:20,503 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:42:20,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [21321451] [2024-12-02 10:42:20,504 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [21321451] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:42:20,504 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:42:20,505 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 10:42:20,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790142266] [2024-12-02 10:42:20,507 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:42:20,510 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 10:42:20,510 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:42:20,526 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 10:42:20,526 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:42:20,531 INFO L87 Difference]: Start difference. First operand has 3015 states, 2167 states have (on average 1.3350253807106598) internal successors, (2893), 2235 states have internal predecessors, (2893), 724 states have call successors, (724), 123 states have call predecessors, (724), 122 states have return successors, (716), 698 states have call predecessors, (716), 716 states have call successors, (716) Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-12-02 10:42:21,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:42:21,162 INFO L93 Difference]: Finished difference Result 6004 states and 8755 transitions. [2024-12-02 10:42:21,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 10:42:21,164 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 63 [2024-12-02 10:42:21,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:42:21,191 INFO L225 Difference]: With dead ends: 6004 [2024-12-02 10:42:21,191 INFO L226 Difference]: Without dead ends: 3010 [2024-12-02 10:42:21,208 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 [2024-12-02 10:42:21,210 INFO L435 NwaCegarLoop]: 4235 mSDtfsCounter, 4198 mSDsluCounter, 8502 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4199 SdHoareTripleChecker+Valid, 12737 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 10:42:21,211 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4199 Valid, 12737 Invalid, 36 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 10:42:21,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3010 states. [2024-12-02 10:42:21,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3010 to 3008. [2024-12-02 10:42:21,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3008 states, 2161 states have (on average 1.3105043961129106) internal successors, (2832), 2220 states have internal predecessors, (2832), 715 states have call successors, (715), 130 states have call predecessors, (715), 129 states have return successors, (712), 694 states have call predecessors, (712), 712 states have call successors, (712) [2024-12-02 10:42:21,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3008 states to 3008 states and 4259 transitions. [2024-12-02 10:42:21,429 INFO L78 Accepts]: Start accepts. Automaton has 3008 states and 4259 transitions. Word has length 63 [2024-12-02 10:42:21,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:42:21,430 INFO L471 AbstractCegarLoop]: Abstraction has 3008 states and 4259 transitions. [2024-12-02 10:42:21,430 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-12-02 10:42:21,430 INFO L276 IsEmpty]: Start isEmpty. Operand 3008 states and 4259 transitions. [2024-12-02 10:42:21,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-12-02 10:42:21,433 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:42:21,433 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:42:21,433 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-12-02 10:42:21,433 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 10:42:21,434 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:42:21,434 INFO L85 PathProgramCache]: Analyzing trace with hash -1589258640, now seen corresponding path program 1 times [2024-12-02 10:42:21,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:42:21,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455438020] [2024-12-02 10:42:21,434 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:42:21,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:42:25,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:42:26,457 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-02 10:42:26,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:42:26,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455438020] [2024-12-02 10:42:26,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [455438020] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:42:26,458 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:42:26,458 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 10:42:26,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634577320] [2024-12-02 10:42:26,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:42:26,460 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 10:42:26,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:42:26,461 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 10:42:26,461 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:42:26,461 INFO L87 Difference]: Start difference. First operand 3008 states and 4259 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-12-02 10:42:26,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:42:26,850 INFO L93 Difference]: Finished difference Result 3014 states and 4264 transitions. [2024-12-02 10:42:26,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 10:42:26,850 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 68 [2024-12-02 10:42:26,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:42:26,863 INFO L225 Difference]: With dead ends: 3014 [2024-12-02 10:42:26,864 INFO L226 Difference]: Without dead ends: 3012 [2024-12-02 10:42:26,866 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 [2024-12-02 10:42:26,866 INFO L435 NwaCegarLoop]: 4219 mSDtfsCounter, 4187 mSDsluCounter, 8419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4188 SdHoareTripleChecker+Valid, 12638 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 10:42:26,866 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4188 Valid, 12638 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 10:42:26,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3012 states. [2024-12-02 10:42:26,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3012 to 3012. [2024-12-02 10:42:26,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3012 states, 2164 states have (on average 1.3100739371534196) internal successors, (2835), 2223 states have internal predecessors, (2835), 715 states have call successors, (715), 131 states have call predecessors, (715), 130 states have return successors, (712), 694 states have call predecessors, (712), 712 states have call successors, (712) [2024-12-02 10:42:26,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3012 states to 3012 states and 4262 transitions. [2024-12-02 10:42:26,995 INFO L78 Accepts]: Start accepts. Automaton has 3012 states and 4262 transitions. Word has length 68 [2024-12-02 10:42:26,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:42:26,996 INFO L471 AbstractCegarLoop]: Abstraction has 3012 states and 4262 transitions. [2024-12-02 10:42:26,996 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-12-02 10:42:26,996 INFO L276 IsEmpty]: Start isEmpty. Operand 3012 states and 4262 transitions. [2024-12-02 10:42:26,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-02 10:42:26,999 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:42:26,999 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:42:26,999 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 10:42:27,000 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 10:42:27,000 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:42:27,000 INFO L85 PathProgramCache]: Analyzing trace with hash 423995801, now seen corresponding path program 1 times [2024-12-02 10:42:27,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:42:27,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222647451] [2024-12-02 10:42:27,001 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:42:27,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:42:31,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:42:31,974 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-12-02 10:42:31,974 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:42:31,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222647451] [2024-12-02 10:42:31,974 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1222647451] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:42:31,974 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:42:31,974 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 10:42:31,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1185634492] [2024-12-02 10:42:31,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:42:31,975 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 10:42:31,975 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:42:31,975 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 10:42:31,975 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:42:31,976 INFO L87 Difference]: Start difference. First operand 3012 states and 4262 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-12-02 10:42:32,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:42:32,479 INFO L93 Difference]: Finished difference Result 3018 states and 4267 transitions. [2024-12-02 10:42:32,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 10:42:32,480 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 73 [2024-12-02 10:42:32,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:42:32,500 INFO L225 Difference]: With dead ends: 3018 [2024-12-02 10:42:32,501 INFO L226 Difference]: Without dead ends: 3016 [2024-12-02 10:42:32,503 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 [2024-12-02 10:42:32,504 INFO L435 NwaCegarLoop]: 4219 mSDtfsCounter, 4186 mSDsluCounter, 8419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4187 SdHoareTripleChecker+Valid, 12638 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 10:42:32,504 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4187 Valid, 12638 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 10:42:32,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3016 states. [2024-12-02 10:42:32,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3016 to 3016. [2024-12-02 10:42:32,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3016 states, 2167 states have (on average 1.3096446700507614) internal successors, (2838), 2226 states have internal predecessors, (2838), 715 states have call successors, (715), 132 states have call predecessors, (715), 131 states have return successors, (712), 694 states have call predecessors, (712), 712 states have call successors, (712) [2024-12-02 10:42:32,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3016 states to 3016 states and 4265 transitions. [2024-12-02 10:42:32,729 INFO L78 Accepts]: Start accepts. Automaton has 3016 states and 4265 transitions. Word has length 73 [2024-12-02 10:42:32,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:42:32,730 INFO L471 AbstractCegarLoop]: Abstraction has 3016 states and 4265 transitions. [2024-12-02 10:42:32,730 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-12-02 10:42:32,730 INFO L276 IsEmpty]: Start isEmpty. Operand 3016 states and 4265 transitions. [2024-12-02 10:42:32,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-12-02 10:42:32,733 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:42:32,733 INFO L218 NwaCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:42:32,733 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 10:42:32,733 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 10:42:32,734 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:42:32,734 INFO L85 PathProgramCache]: Analyzing trace with hash 491093968, now seen corresponding path program 1 times [2024-12-02 10:42:32,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:42:32,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1764804795] [2024-12-02 10:42:32,734 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:42:32,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:42:37,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:42:37,672 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-12-02 10:42:37,672 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:42:37,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1764804795] [2024-12-02 10:42:37,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1764804795] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:42:37,672 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:42:37,673 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 10:42:37,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812106397] [2024-12-02 10:42:37,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:42:37,673 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 10:42:37,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:42:37,674 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 10:42:37,674 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:42:37,674 INFO L87 Difference]: Start difference. First operand 3016 states and 4265 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-12-02 10:42:38,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:42:38,074 INFO L93 Difference]: Finished difference Result 3022 states and 4270 transitions. [2024-12-02 10:42:38,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 10:42:38,075 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 78 [2024-12-02 10:42:38,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:42:38,086 INFO L225 Difference]: With dead ends: 3022 [2024-12-02 10:42:38,086 INFO L226 Difference]: Without dead ends: 3020 [2024-12-02 10:42:38,087 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 [2024-12-02 10:42:38,088 INFO L435 NwaCegarLoop]: 4219 mSDtfsCounter, 4185 mSDsluCounter, 8419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4186 SdHoareTripleChecker+Valid, 12638 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 10:42:38,088 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4186 Valid, 12638 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 10:42:38,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3020 states. [2024-12-02 10:42:38,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3020 to 3020. [2024-12-02 10:42:38,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3020 states, 2170 states have (on average 1.3092165898617512) internal successors, (2841), 2229 states have internal predecessors, (2841), 715 states have call successors, (715), 133 states have call predecessors, (715), 132 states have return successors, (712), 694 states have call predecessors, (712), 712 states have call successors, (712) [2024-12-02 10:42:38,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3020 states to 3020 states and 4268 transitions. [2024-12-02 10:42:38,211 INFO L78 Accepts]: Start accepts. Automaton has 3020 states and 4268 transitions. Word has length 78 [2024-12-02 10:42:38,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:42:38,211 INFO L471 AbstractCegarLoop]: Abstraction has 3020 states and 4268 transitions. [2024-12-02 10:42:38,211 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-12-02 10:42:38,211 INFO L276 IsEmpty]: Start isEmpty. Operand 3020 states and 4268 transitions. [2024-12-02 10:42:38,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-02 10:42:38,213 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:42:38,213 INFO L218 NwaCegarLoop]: trace histogram [5, 4, 4, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:42:38,213 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 10:42:38,213 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 10:42:38,214 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:42:38,214 INFO L85 PathProgramCache]: Analyzing trace with hash 1270025145, now seen corresponding path program 1 times [2024-12-02 10:42:38,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:42:38,214 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629234892] [2024-12-02 10:42:38,214 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:42:38,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:42:41,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:42:42,306 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2024-12-02 10:42:42,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:42:42,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629234892] [2024-12-02 10:42:42,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1629234892] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:42:42,306 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:42:42,306 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 10:42:42,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056061142] [2024-12-02 10:42:42,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:42:42,307 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 10:42:42,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:42:42,307 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 10:42:42,308 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:42:42,308 INFO L87 Difference]: Start difference. First operand 3020 states and 4268 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-12-02 10:42:42,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:42:42,662 INFO L93 Difference]: Finished difference Result 3026 states and 4273 transitions. [2024-12-02 10:42:42,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 10:42:42,663 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 83 [2024-12-02 10:42:42,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:42:42,675 INFO L225 Difference]: With dead ends: 3026 [2024-12-02 10:42:42,675 INFO L226 Difference]: Without dead ends: 3024 [2024-12-02 10:42:42,677 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 [2024-12-02 10:42:42,678 INFO L435 NwaCegarLoop]: 4219 mSDtfsCounter, 4184 mSDsluCounter, 8419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4185 SdHoareTripleChecker+Valid, 12638 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 10:42:42,678 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4185 Valid, 12638 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 10:42:42,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3024 states. [2024-12-02 10:42:42,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3024 to 3024. [2024-12-02 10:42:42,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3024 states, 2173 states have (on average 1.3087896916705015) internal successors, (2844), 2232 states have internal predecessors, (2844), 715 states have call successors, (715), 134 states have call predecessors, (715), 133 states have return successors, (712), 694 states have call predecessors, (712), 712 states have call successors, (712) [2024-12-02 10:42:42,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3024 states to 3024 states and 4271 transitions. [2024-12-02 10:42:42,798 INFO L78 Accepts]: Start accepts. Automaton has 3024 states and 4271 transitions. Word has length 83 [2024-12-02 10:42:42,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:42:42,799 INFO L471 AbstractCegarLoop]: Abstraction has 3024 states and 4271 transitions. [2024-12-02 10:42:42,799 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-12-02 10:42:42,799 INFO L276 IsEmpty]: Start isEmpty. Operand 3024 states and 4271 transitions. [2024-12-02 10:42:42,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-12-02 10:42:42,801 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:42:42,801 INFO L218 NwaCegarLoop]: trace histogram [6, 5, 5, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:42:42,801 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 10:42:42,801 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 10:42:42,802 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:42:42,802 INFO L85 PathProgramCache]: Analyzing trace with hash -169602250, now seen corresponding path program 1 times [2024-12-02 10:42:42,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:42:42,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760760305] [2024-12-02 10:42:42,802 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:42:42,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:42:46,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:42:47,222 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-12-02 10:42:47,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:42:47,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [760760305] [2024-12-02 10:42:47,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [760760305] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:42:47,223 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:42:47,223 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 10:42:47,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390544875] [2024-12-02 10:42:47,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:42:47,224 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 10:42:47,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:42:47,224 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 10:42:47,224 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:42:47,225 INFO L87 Difference]: Start difference. First operand 3024 states and 4271 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-12-02 10:42:47,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:42:47,613 INFO L93 Difference]: Finished difference Result 3030 states and 4276 transitions. [2024-12-02 10:42:47,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 10:42:47,614 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 99 [2024-12-02 10:42:47,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:42:47,626 INFO L225 Difference]: With dead ends: 3030 [2024-12-02 10:42:47,626 INFO L226 Difference]: Without dead ends: 3028 [2024-12-02 10:42:47,629 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 [2024-12-02 10:42:47,629 INFO L435 NwaCegarLoop]: 4219 mSDtfsCounter, 4175 mSDsluCounter, 8419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4176 SdHoareTripleChecker+Valid, 12638 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 10:42:47,629 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4176 Valid, 12638 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 10:42:47,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3028 states. [2024-12-02 10:42:47,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3028 to 3028. [2024-12-02 10:42:47,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3028 states, 2176 states have (on average 1.3083639705882353) internal successors, (2847), 2235 states have internal predecessors, (2847), 715 states have call successors, (715), 135 states have call predecessors, (715), 134 states have return successors, (712), 694 states have call predecessors, (712), 712 states have call successors, (712) [2024-12-02 10:42:47,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3028 states to 3028 states and 4274 transitions. [2024-12-02 10:42:47,751 INFO L78 Accepts]: Start accepts. Automaton has 3028 states and 4274 transitions. Word has length 99 [2024-12-02 10:42:47,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:42:47,751 INFO L471 AbstractCegarLoop]: Abstraction has 3028 states and 4274 transitions. [2024-12-02 10:42:47,751 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-12-02 10:42:47,752 INFO L276 IsEmpty]: Start isEmpty. Operand 3028 states and 4274 transitions. [2024-12-02 10:42:47,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-12-02 10:42:47,753 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:42:47,753 INFO L218 NwaCegarLoop]: trace histogram [7, 6, 6, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:42:47,754 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-12-02 10:42:47,754 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 10:42:47,754 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:42:47,754 INFO L85 PathProgramCache]: Analyzing trace with hash -1400842349, now seen corresponding path program 1 times [2024-12-02 10:42:47,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:42:47,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653800349] [2024-12-02 10:42:47,754 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:42:47,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:42:51,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:42:52,013 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-12-02 10:42:52,014 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:42:52,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653800349] [2024-12-02 10:42:52,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653800349] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:42:52,014 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:42:52,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 10:42:52,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510510023] [2024-12-02 10:42:52,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:42:52,014 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 10:42:52,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:42:52,015 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 10:42:52,015 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:42:52,015 INFO L87 Difference]: Start difference. First operand 3028 states and 4274 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-12-02 10:42:52,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:42:52,375 INFO L93 Difference]: Finished difference Result 3034 states and 4279 transitions. [2024-12-02 10:42:52,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 10:42:52,376 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 104 [2024-12-02 10:42:52,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:42:52,387 INFO L225 Difference]: With dead ends: 3034 [2024-12-02 10:42:52,387 INFO L226 Difference]: Without dead ends: 3032 [2024-12-02 10:42:52,389 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 [2024-12-02 10:42:52,389 INFO L435 NwaCegarLoop]: 4219 mSDtfsCounter, 4174 mSDsluCounter, 8419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4175 SdHoareTripleChecker+Valid, 12638 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 10:42:52,389 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4175 Valid, 12638 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 10:42:52,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3032 states. [2024-12-02 10:42:52,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3032 to 3032. [2024-12-02 10:42:52,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3032 states, 2179 states have (on average 1.3079394217530977) internal successors, (2850), 2238 states have internal predecessors, (2850), 715 states have call successors, (715), 136 states have call predecessors, (715), 135 states have return successors, (712), 694 states have call predecessors, (712), 712 states have call successors, (712) [2024-12-02 10:42:52,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3032 states to 3032 states and 4277 transitions. [2024-12-02 10:42:52,512 INFO L78 Accepts]: Start accepts. Automaton has 3032 states and 4277 transitions. Word has length 104 [2024-12-02 10:42:52,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:42:52,513 INFO L471 AbstractCegarLoop]: Abstraction has 3032 states and 4277 transitions. [2024-12-02 10:42:52,513 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-12-02 10:42:52,513 INFO L276 IsEmpty]: Start isEmpty. Operand 3032 states and 4277 transitions. [2024-12-02 10:42:52,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-12-02 10:42:52,515 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:42:52,515 INFO L218 NwaCegarLoop]: trace histogram [8, 7, 7, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:42:52,515 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-12-02 10:42:52,515 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 10:42:52,515 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:42:52,515 INFO L85 PathProgramCache]: Analyzing trace with hash -114345328, now seen corresponding path program 1 times [2024-12-02 10:42:52,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:42:52,516 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542279647] [2024-12-02 10:42:52,516 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:42:52,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:42:56,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:42:56,667 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2024-12-02 10:42:56,667 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:42:56,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542279647] [2024-12-02 10:42:56,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1542279647] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:42:56,667 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:42:56,667 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 10:42:56,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114142324] [2024-12-02 10:42:56,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:42:56,668 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 10:42:56,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:42:56,668 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 10:42:56,668 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:42:56,669 INFO L87 Difference]: Start difference. First operand 3032 states and 4277 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-12-02 10:42:57,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:42:57,112 INFO L93 Difference]: Finished difference Result 3366 states and 4661 transitions. [2024-12-02 10:42:57,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 10:42:57,112 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 98 [2024-12-02 10:42:57,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:42:57,128 INFO L225 Difference]: With dead ends: 3366 [2024-12-02 10:42:57,129 INFO L226 Difference]: Without dead ends: 3364 [2024-12-02 10:42:57,131 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 [2024-12-02 10:42:57,131 INFO L435 NwaCegarLoop]: 4307 mSDtfsCounter, 2327 mSDsluCounter, 10827 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2328 SdHoareTripleChecker+Valid, 15134 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 10:42:57,131 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2328 Valid, 15134 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 10:42:57,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3364 states. [2024-12-02 10:42:57,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3364 to 3362. [2024-12-02 10:42:57,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3362 states, 2396 states have (on average 1.2967445742904842) internal successors, (3107), 2463 states have internal predecessors, (3107), 777 states have call successors, (777), 187 states have call predecessors, (777), 186 states have return successors, (774), 752 states have call predecessors, (774), 774 states have call successors, (774) [2024-12-02 10:42:57,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3362 states to 3362 states and 4658 transitions. [2024-12-02 10:42:57,374 INFO L78 Accepts]: Start accepts. Automaton has 3362 states and 4658 transitions. Word has length 98 [2024-12-02 10:42:57,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:42:57,375 INFO L471 AbstractCegarLoop]: Abstraction has 3362 states and 4658 transitions. [2024-12-02 10:42:57,375 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-12-02 10:42:57,375 INFO L276 IsEmpty]: Start isEmpty. Operand 3362 states and 4658 transitions. [2024-12-02 10:42:57,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-02 10:42:57,377 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:42:57,377 INFO L218 NwaCegarLoop]: trace histogram [9, 8, 8, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:42:57,377 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-12-02 10:42:57,377 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 10:42:57,378 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:42:57,378 INFO L85 PathProgramCache]: Analyzing trace with hash 819194163, now seen corresponding path program 1 times [2024-12-02 10:42:57,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:42:57,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086703175] [2024-12-02 10:42:57,378 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:42:57,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:43:01,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:43:01,682 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2024-12-02 10:43:01,682 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:43:01,682 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086703175] [2024-12-02 10:43:01,682 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2086703175] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:43:01,682 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:43:01,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 10:43:01,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16359274] [2024-12-02 10:43:01,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:43:01,683 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 10:43:01,683 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:43:01,684 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 10:43:01,684 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:43:01,684 INFO L87 Difference]: Start difference. First operand 3362 states and 4658 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 10:43:02,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:43:02,072 INFO L93 Difference]: Finished difference Result 3368 states and 4663 transitions. [2024-12-02 10:43:02,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 10:43:02,073 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 114 [2024-12-02 10:43:02,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:43:02,090 INFO L225 Difference]: With dead ends: 3368 [2024-12-02 10:43:02,090 INFO L226 Difference]: Without dead ends: 3366 [2024-12-02 10:43:02,092 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 [2024-12-02 10:43:02,092 INFO L435 NwaCegarLoop]: 4219 mSDtfsCounter, 4172 mSDsluCounter, 8419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4173 SdHoareTripleChecker+Valid, 12638 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 10:43:02,092 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4173 Valid, 12638 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 10:43:02,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3366 states. [2024-12-02 10:43:02,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3366 to 3366. [2024-12-02 10:43:02,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3366 states, 2399 states have (on average 1.2963734889537306) internal successors, (3110), 2466 states have internal predecessors, (3110), 777 states have call successors, (777), 188 states have call predecessors, (777), 187 states have return successors, (774), 752 states have call predecessors, (774), 774 states have call successors, (774) [2024-12-02 10:43:02,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3366 states to 3366 states and 4661 transitions. [2024-12-02 10:43:02,234 INFO L78 Accepts]: Start accepts. Automaton has 3366 states and 4661 transitions. Word has length 114 [2024-12-02 10:43:02,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:43:02,235 INFO L471 AbstractCegarLoop]: Abstraction has 3366 states and 4661 transitions. [2024-12-02 10:43:02,235 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 10:43:02,235 INFO L276 IsEmpty]: Start isEmpty. Operand 3366 states and 4661 transitions. [2024-12-02 10:43:02,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-12-02 10:43:02,237 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:43:02,237 INFO L218 NwaCegarLoop]: trace histogram [10, 9, 9, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:43:02,237 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-12-02 10:43:02,237 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 10:43:02,238 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:43:02,238 INFO L85 PathProgramCache]: Analyzing trace with hash -1079161872, now seen corresponding path program 1 times [2024-12-02 10:43:02,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:43:02,238 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696027476] [2024-12-02 10:43:02,238 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:43:02,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:43:05,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:43:06,264 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2024-12-02 10:43:06,264 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:43:06,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696027476] [2024-12-02 10:43:06,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1696027476] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:43:06,264 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:43:06,264 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 10:43:06,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [549676661] [2024-12-02 10:43:06,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:43:06,265 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 10:43:06,265 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:43:06,266 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 10:43:06,266 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:43:06,266 INFO L87 Difference]: Start difference. First operand 3366 states and 4661 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 10:43:06,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:43:06,629 INFO L93 Difference]: Finished difference Result 3372 states and 4666 transitions. [2024-12-02 10:43:06,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 10:43:06,629 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 108 [2024-12-02 10:43:06,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:43:06,643 INFO L225 Difference]: With dead ends: 3372 [2024-12-02 10:43:06,644 INFO L226 Difference]: Without dead ends: 3370 [2024-12-02 10:43:06,645 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 [2024-12-02 10:43:06,646 INFO L435 NwaCegarLoop]: 4219 mSDtfsCounter, 4179 mSDsluCounter, 8419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4180 SdHoareTripleChecker+Valid, 12638 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 10:43:06,646 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4180 Valid, 12638 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 10:43:06,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3370 states. [2024-12-02 10:43:06,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3370 to 3370. [2024-12-02 10:43:06,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3370 states, 2402 states have (on average 1.2960033305578684) internal successors, (3113), 2469 states have internal predecessors, (3113), 777 states have call successors, (777), 189 states have call predecessors, (777), 188 states have return successors, (774), 752 states have call predecessors, (774), 774 states have call successors, (774) [2024-12-02 10:43:06,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3370 states to 3370 states and 4664 transitions. [2024-12-02 10:43:06,789 INFO L78 Accepts]: Start accepts. Automaton has 3370 states and 4664 transitions. Word has length 108 [2024-12-02 10:43:06,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:43:06,790 INFO L471 AbstractCegarLoop]: Abstraction has 3370 states and 4664 transitions. [2024-12-02 10:43:06,790 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 10:43:06,790 INFO L276 IsEmpty]: Start isEmpty. Operand 3370 states and 4664 transitions. [2024-12-02 10:43:06,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-02 10:43:06,791 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:43:06,792 INFO L218 NwaCegarLoop]: trace histogram [11, 10, 10, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:43:06,792 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-12-02 10:43:06,792 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 10:43:06,792 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:43:06,792 INFO L85 PathProgramCache]: Analyzing trace with hash 178725587, now seen corresponding path program 1 times [2024-12-02 10:43:06,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:43:06,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126376203] [2024-12-02 10:43:06,792 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:43:06,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:43:10,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:43:10,965 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2024-12-02 10:43:10,966 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:43:10,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2126376203] [2024-12-02 10:43:10,966 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2126376203] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:43:10,966 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:43:10,966 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 10:43:10,966 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433883365] [2024-12-02 10:43:10,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:43:10,966 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 10:43:10,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:43:10,967 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 10:43:10,967 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:43:10,967 INFO L87 Difference]: Start difference. First operand 3370 states and 4664 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-12-02 10:43:11,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:43:11,338 INFO L93 Difference]: Finished difference Result 3376 states and 4669 transitions. [2024-12-02 10:43:11,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 10:43:11,338 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 124 [2024-12-02 10:43:11,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:43:11,355 INFO L225 Difference]: With dead ends: 3376 [2024-12-02 10:43:11,355 INFO L226 Difference]: Without dead ends: 3374 [2024-12-02 10:43:11,357 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 [2024-12-02 10:43:11,357 INFO L435 NwaCegarLoop]: 4219 mSDtfsCounter, 4170 mSDsluCounter, 8419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4171 SdHoareTripleChecker+Valid, 12638 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 10:43:11,358 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4171 Valid, 12638 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 10:43:11,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3374 states. [2024-12-02 10:43:11,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3374 to 3374. [2024-12-02 10:43:11,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3374 states, 2405 states have (on average 1.2956340956340957) internal successors, (3116), 2472 states have internal predecessors, (3116), 777 states have call successors, (777), 190 states have call predecessors, (777), 189 states have return successors, (774), 752 states have call predecessors, (774), 774 states have call successors, (774) [2024-12-02 10:43:11,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3374 states to 3374 states and 4667 transitions. [2024-12-02 10:43:11,511 INFO L78 Accepts]: Start accepts. Automaton has 3374 states and 4667 transitions. Word has length 124 [2024-12-02 10:43:11,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:43:11,511 INFO L471 AbstractCegarLoop]: Abstraction has 3374 states and 4667 transitions. [2024-12-02 10:43:11,511 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-12-02 10:43:11,511 INFO L276 IsEmpty]: Start isEmpty. Operand 3374 states and 4667 transitions. [2024-12-02 10:43:11,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-12-02 10:43:11,513 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:43:11,513 INFO L218 NwaCegarLoop]: trace histogram [12, 11, 11, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:43:11,513 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-12-02 10:43:11,513 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 10:43:11,513 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:43:11,513 INFO L85 PathProgramCache]: Analyzing trace with hash -1094092586, now seen corresponding path program 1 times [2024-12-02 10:43:11,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:43:11,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1876823112] [2024-12-02 10:43:11,514 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:43:11,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:43:15,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:43:15,661 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-02 10:43:15,661 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:43:15,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1876823112] [2024-12-02 10:43:15,661 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1876823112] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:43:15,661 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:43:15,661 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 10:43:15,661 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448921131] [2024-12-02 10:43:15,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:43:15,662 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 10:43:15,662 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:43:15,663 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 10:43:15,663 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:43:15,663 INFO L87 Difference]: Start difference. First operand 3374 states and 4667 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-12-02 10:43:16,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:43:16,072 INFO L93 Difference]: Finished difference Result 3380 states and 4672 transitions. [2024-12-02 10:43:16,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 10:43:16,073 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 129 [2024-12-02 10:43:16,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:43:16,088 INFO L225 Difference]: With dead ends: 3380 [2024-12-02 10:43:16,088 INFO L226 Difference]: Without dead ends: 3376 [2024-12-02 10:43:16,090 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 [2024-12-02 10:43:16,090 INFO L435 NwaCegarLoop]: 4219 mSDtfsCounter, 4169 mSDsluCounter, 8419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4170 SdHoareTripleChecker+Valid, 12638 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 10:43:16,090 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4170 Valid, 12638 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 10:43:16,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3376 states. [2024-12-02 10:43:16,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3376 to 3376. [2024-12-02 10:43:16,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3376 states, 2407 states have (on average 1.2949729954299958) internal successors, (3117), 2473 states have internal predecessors, (3117), 777 states have call successors, (777), 191 states have call predecessors, (777), 189 states have return successors, (774), 752 states have call predecessors, (774), 774 states have call successors, (774) [2024-12-02 10:43:16,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3376 states to 3376 states and 4668 transitions. [2024-12-02 10:43:16,362 INFO L78 Accepts]: Start accepts. Automaton has 3376 states and 4668 transitions. Word has length 129 [2024-12-02 10:43:16,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:43:16,362 INFO L471 AbstractCegarLoop]: Abstraction has 3376 states and 4668 transitions. [2024-12-02 10:43:16,363 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-12-02 10:43:16,363 INFO L276 IsEmpty]: Start isEmpty. Operand 3376 states and 4668 transitions. [2024-12-02 10:43:16,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-12-02 10:43:16,365 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:43:16,365 INFO L218 NwaCegarLoop]: trace histogram [13, 12, 12, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:43:16,365 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-12-02 10:43:16,365 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 10:43:16,366 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:43:16,366 INFO L85 PathProgramCache]: Analyzing trace with hash 1796990009, now seen corresponding path program 1 times [2024-12-02 10:43:16,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:43:16,366 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1891474846] [2024-12-02 10:43:16,366 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:43:16,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:43:20,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:43:20,501 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2024-12-02 10:43:20,501 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:43:20,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1891474846] [2024-12-02 10:43:20,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1891474846] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:43:20,501 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:43:20,501 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 10:43:20,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134295886] [2024-12-02 10:43:20,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:43:20,502 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 10:43:20,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:43:20,502 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 10:43:20,502 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:43:20,502 INFO L87 Difference]: Start difference. First operand 3376 states and 4668 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (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) [2024-12-02 10:43:20,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:43:20,852 INFO L93 Difference]: Finished difference Result 3376 states and 4668 transitions. [2024-12-02 10:43:20,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 10:43:20,852 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (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 123 [2024-12-02 10:43:20,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:43:20,861 INFO L225 Difference]: With dead ends: 3376 [2024-12-02 10:43:20,861 INFO L226 Difference]: Without dead ends: 3301 [2024-12-02 10:43:20,863 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 [2024-12-02 10:43:20,863 INFO L435 NwaCegarLoop]: 4217 mSDtfsCounter, 4173 mSDsluCounter, 8417 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4173 SdHoareTripleChecker+Valid, 12634 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 10:43:20,864 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4173 Valid, 12634 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 10:43:20,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3301 states. [2024-12-02 10:43:21,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3301 to 3301. [2024-12-02 10:43:21,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3301 states, 2361 states have (on average 1.299449385853452) internal successors, (3068), 2425 states have internal predecessors, (3068), 761 states have call successors, (761), 177 states have call predecessors, (761), 177 states have return successors, (761), 739 states have call predecessors, (761), 761 states have call successors, (761) [2024-12-02 10:43:21,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3301 states to 3301 states and 4590 transitions. [2024-12-02 10:43:21,049 INFO L78 Accepts]: Start accepts. Automaton has 3301 states and 4590 transitions. Word has length 123 [2024-12-02 10:43:21,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:43:21,049 INFO L471 AbstractCegarLoop]: Abstraction has 3301 states and 4590 transitions. [2024-12-02 10:43:21,049 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (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) [2024-12-02 10:43:21,049 INFO L276 IsEmpty]: Start isEmpty. Operand 3301 states and 4590 transitions. [2024-12-02 10:43:21,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-12-02 10:43:21,051 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:43:21,051 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:43:21,051 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-12-02 10:43:21,051 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 10:43:21,052 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:43:21,052 INFO L85 PathProgramCache]: Analyzing trace with hash 1585321042, now seen corresponding path program 1 times [2024-12-02 10:43:21,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:43:21,052 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106698134] [2024-12-02 10:43:21,052 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:43:21,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:43:24,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:43:25,747 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2024-12-02 10:43:25,748 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:43:25,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106698134] [2024-12-02 10:43:25,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106698134] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:43:25,748 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:43:25,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 10:43:25,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1799482095] [2024-12-02 10:43:25,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:43:25,748 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 10:43:25,749 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:43:25,749 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 10:43:25,749 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:43:25,749 INFO L87 Difference]: Start difference. First operand 3301 states and 4590 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 10:43:26,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:43:26,135 INFO L93 Difference]: Finished difference Result 3309 states and 4596 transitions. [2024-12-02 10:43:26,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 10:43:26,136 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 150 [2024-12-02 10:43:26,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:43:26,149 INFO L225 Difference]: With dead ends: 3309 [2024-12-02 10:43:26,149 INFO L226 Difference]: Without dead ends: 3307 [2024-12-02 10:43:26,151 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 10:43:26,151 INFO L435 NwaCegarLoop]: 4261 mSDtfsCounter, 2272 mSDsluCounter, 10753 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2273 SdHoareTripleChecker+Valid, 15014 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 10:43:26,152 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2273 Valid, 15014 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 10:43:26,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3307 states. [2024-12-02 10:43:26,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3307 to 3305. [2024-12-02 10:43:26,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3305 states, 2364 states have (on average 1.2990693739424704) internal successors, (3071), 2428 states have internal predecessors, (3071), 761 states have call successors, (761), 178 states have call predecessors, (761), 178 states have return successors, (761), 739 states have call predecessors, (761), 761 states have call successors, (761) [2024-12-02 10:43:26,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3305 states to 3305 states and 4593 transitions. [2024-12-02 10:43:26,423 INFO L78 Accepts]: Start accepts. Automaton has 3305 states and 4593 transitions. Word has length 150 [2024-12-02 10:43:26,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:43:26,423 INFO L471 AbstractCegarLoop]: Abstraction has 3305 states and 4593 transitions. [2024-12-02 10:43:26,423 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 10:43:26,424 INFO L276 IsEmpty]: Start isEmpty. Operand 3305 states and 4593 transitions. [2024-12-02 10:43:26,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-12-02 10:43:26,429 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:43:26,429 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:43:26,429 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-12-02 10:43:26,429 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 10:43:26,429 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:43:26,430 INFO L85 PathProgramCache]: Analyzing trace with hash 1390514046, now seen corresponding path program 1 times [2024-12-02 10:43:26,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:43:26,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073805040] [2024-12-02 10:43:26,430 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:43:26,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:43:30,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:43:30,777 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-12-02 10:43:30,777 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:43:30,777 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2073805040] [2024-12-02 10:43:30,777 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2073805040] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:43:30,777 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:43:30,777 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 10:43:30,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91698686] [2024-12-02 10:43:30,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:43:30,778 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 10:43:30,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:43:30,778 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 10:43:30,778 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:43:30,778 INFO L87 Difference]: Start difference. First operand 3305 states and 4593 transitions. Second operand has 5 states, 5 states have (on average 17.2) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (28), 3 states have call predecessors, (28), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-12-02 10:43:34,826 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 [] [2024-12-02 10:43:35,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:43:35,686 INFO L93 Difference]: Finished difference Result 3307 states and 4594 transitions. [2024-12-02 10:43:35,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 10:43:35,687 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (28), 3 states have call predecessors, (28), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 197 [2024-12-02 10:43:35,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:43:35,700 INFO L225 Difference]: With dead ends: 3307 [2024-12-02 10:43:35,701 INFO L226 Difference]: Without dead ends: 3152 [2024-12-02 10:43:35,703 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 10:43:35,704 INFO L435 NwaCegarLoop]: 4467 mSDtfsCounter, 2230 mSDsluCounter, 11247 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2231 SdHoareTripleChecker+Valid, 15714 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-12-02 10:43:35,704 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2231 Valid, 15714 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-12-02 10:43:35,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3152 states. [2024-12-02 10:43:35,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3152 to 3152. [2024-12-02 10:43:35,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3152 states, 2258 states have (on average 1.299822852081488) internal successors, (2935), 2314 states have internal predecessors, (2935), 714 states have call successors, (714), 178 states have call predecessors, (714), 178 states have return successors, (714), 696 states have call predecessors, (714), 714 states have call successors, (714) [2024-12-02 10:43:35,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3152 states to 3152 states and 4363 transitions. [2024-12-02 10:43:35,976 INFO L78 Accepts]: Start accepts. Automaton has 3152 states and 4363 transitions. Word has length 197 [2024-12-02 10:43:35,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:43:35,977 INFO L471 AbstractCegarLoop]: Abstraction has 3152 states and 4363 transitions. [2024-12-02 10:43:35,977 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (28), 3 states have call predecessors, (28), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-12-02 10:43:35,977 INFO L276 IsEmpty]: Start isEmpty. Operand 3152 states and 4363 transitions. [2024-12-02 10:43:36,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 573 [2024-12-02 10:43:36,001 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:43:36,002 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 9, 9, 8, 8, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:43:36,002 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-12-02 10:43:36,002 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 10:43:36,002 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:43:36,002 INFO L85 PathProgramCache]: Analyzing trace with hash 49158145, now seen corresponding path program 1 times [2024-12-02 10:43:36,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:43:36,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [930273277] [2024-12-02 10:43:36,003 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:43:36,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:43:40,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:43:41,590 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 634 trivial. 0 not checked. [2024-12-02 10:43:41,590 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:43:41,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [930273277] [2024-12-02 10:43:41,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [930273277] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:43:41,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [758946024] [2024-12-02 10:43:41,590 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:43:41,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:43:41,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:43:41,593 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:43:41,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 10:43:47,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:43:47,847 INFO L256 TraceCheckSpWp]: Trace formula consists of 6316 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 10:43:47,866 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:43:48,016 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 625 trivial. 0 not checked. [2024-12-02 10:43:48,016 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:43:48,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [758946024] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:43:48,017 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 10:43:48,017 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2024-12-02 10:43:48,017 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347453674] [2024-12-02 10:43:48,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:43:48,018 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 10:43:48,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:43:48,019 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 10:43:48,019 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-12-02 10:43:48,020 INFO L87 Difference]: Start difference. First operand 3152 states and 4363 transitions. Second operand has 3 states, 3 states have (on average 90.0) internal successors, (270), 3 states have internal predecessors, (270), 2 states have call successors, (67), 2 states have call predecessors, (67), 2 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) [2024-12-02 10:43:48,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:43:48,276 INFO L93 Difference]: Finished difference Result 6276 states and 8687 transitions. [2024-12-02 10:43:48,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 10:43:48,277 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 90.0) internal successors, (270), 3 states have internal predecessors, (270), 2 states have call successors, (67), 2 states have call predecessors, (67), 2 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) Word has length 572 [2024-12-02 10:43:48,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:43:48,290 INFO L225 Difference]: With dead ends: 6276 [2024-12-02 10:43:48,291 INFO L226 Difference]: Without dead ends: 3153 [2024-12-02 10:43:48,302 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 579 GetRequests, 573 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-12-02 10:43:48,303 INFO L435 NwaCegarLoop]: 3945 mSDtfsCounter, 0 mSDsluCounter, 3939 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 7884 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 10:43:48,303 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 7884 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 10:43:48,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3153 states. [2024-12-02 10:43:48,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3153 to 3153. [2024-12-02 10:43:48,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3153 states, 2259 states have (on average 1.2996901283753874) internal successors, (2936), 2315 states have internal predecessors, (2936), 714 states have call successors, (714), 178 states have call predecessors, (714), 178 states have return successors, (714), 696 states have call predecessors, (714), 714 states have call successors, (714) [2024-12-02 10:43:48,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3153 states to 3153 states and 4364 transitions. [2024-12-02 10:43:48,552 INFO L78 Accepts]: Start accepts. Automaton has 3153 states and 4364 transitions. Word has length 572 [2024-12-02 10:43:48,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:43:48,553 INFO L471 AbstractCegarLoop]: Abstraction has 3153 states and 4364 transitions. [2024-12-02 10:43:48,554 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 90.0) internal successors, (270), 3 states have internal predecessors, (270), 2 states have call successors, (67), 2 states have call predecessors, (67), 2 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) [2024-12-02 10:43:48,554 INFO L276 IsEmpty]: Start isEmpty. Operand 3153 states and 4364 transitions. [2024-12-02 10:43:48,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 513 [2024-12-02 10:43:48,575 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:43:48,576 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 6, 6, 6, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:43:48,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 10:43:48,776 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:43:48,776 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 10:43:48,777 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:43:48,777 INFO L85 PathProgramCache]: Analyzing trace with hash 2014740171, now seen corresponding path program 1 times [2024-12-02 10:43:48,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:43:48,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [583090627] [2024-12-02 10:43:48,777 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:43:48,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:43:52,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:43:53,067 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 346 trivial. 0 not checked. [2024-12-02 10:43:53,067 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:43:53,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [583090627] [2024-12-02 10:43:53,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [583090627] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:43:53,068 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:43:53,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 10:43:53,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963358735] [2024-12-02 10:43:53,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:43:53,069 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 10:43:53,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:43:53,070 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 10:43:53,070 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:43:53,070 INFO L87 Difference]: Start difference. First operand 3153 states and 4364 transitions. Second operand has 3 states, 3 states have (on average 88.66666666666667) internal successors, (266), 3 states have internal predecessors, (266), 3 states have call successors, (65), 2 states have call predecessors, (65), 1 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) [2024-12-02 10:43:53,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:43:53,271 INFO L93 Difference]: Finished difference Result 5948 states and 8222 transitions. [2024-12-02 10:43:53,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 10:43:53,271 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 88.66666666666667) internal successors, (266), 3 states have internal predecessors, (266), 3 states have call successors, (65), 2 states have call predecessors, (65), 1 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) Word has length 512 [2024-12-02 10:43:53,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:43:53,280 INFO L225 Difference]: With dead ends: 5948 [2024-12-02 10:43:53,280 INFO L226 Difference]: Without dead ends: 3126 [2024-12-02 10:43:53,286 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 [2024-12-02 10:43:53,287 INFO L435 NwaCegarLoop]: 3920 mSDtfsCounter, 3902 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3902 SdHoareTripleChecker+Valid, 3920 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 10:43:53,287 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3902 Valid, 3920 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 10:43:53,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3126 states. [2024-12-02 10:43:53,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3126 to 3126. [2024-12-02 10:43:53,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3126 states, 2241 states have (on average 1.2994199018295405) internal successors, (2912), 2295 states have internal predecessors, (2912), 705 states have call successors, (705), 178 states have call predecessors, (705), 178 states have return successors, (705), 688 states have call predecessors, (705), 705 states have call successors, (705) [2024-12-02 10:43:53,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3126 states to 3126 states and 4322 transitions. [2024-12-02 10:43:53,456 INFO L78 Accepts]: Start accepts. Automaton has 3126 states and 4322 transitions. Word has length 512 [2024-12-02 10:43:53,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:43:53,456 INFO L471 AbstractCegarLoop]: Abstraction has 3126 states and 4322 transitions. [2024-12-02 10:43:53,456 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 88.66666666666667) internal successors, (266), 3 states have internal predecessors, (266), 3 states have call successors, (65), 2 states have call predecessors, (65), 1 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) [2024-12-02 10:43:53,456 INFO L276 IsEmpty]: Start isEmpty. Operand 3126 states and 4322 transitions. [2024-12-02 10:43:53,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 573 [2024-12-02 10:43:53,470 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:43:53,470 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 9, 9, 8, 8, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:43:53,471 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-12-02 10:43:53,471 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 10:43:53,471 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:43:53,471 INFO L85 PathProgramCache]: Analyzing trace with hash 728430399, now seen corresponding path program 1 times [2024-12-02 10:43:53,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:43:53,472 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904657409] [2024-12-02 10:43:53,472 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:43:53,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:43:57,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:43:58,896 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 634 trivial. 0 not checked. [2024-12-02 10:43:58,897 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:43:58,897 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1904657409] [2024-12-02 10:43:58,897 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1904657409] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:43:58,897 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [288033180] [2024-12-02 10:43:58,897 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:43:58,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:43:58,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:43:58,899 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:43:58,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 10:44:05,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:44:05,803 INFO L256 TraceCheckSpWp]: Trace formula consists of 6319 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 10:44:05,813 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:44:05,946 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 269 proven. 0 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2024-12-02 10:44:05,946 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:44:05,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [288033180] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:44:05,947 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 10:44:05,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2024-12-02 10:44:05,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822758725] [2024-12-02 10:44:05,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:44:05,948 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 10:44:05,948 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:44:05,949 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 10:44:05,949 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-12-02 10:44:05,949 INFO L87 Difference]: Start difference. First operand 3126 states and 4322 transitions. Second operand has 3 states, 3 states have (on average 93.66666666666667) internal successors, (281), 3 states have internal predecessors, (281), 2 states have call successors, (70), 2 states have call predecessors, (70), 2 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) [2024-12-02 10:44:06,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:44:06,730 INFO L93 Difference]: Finished difference Result 6278 states and 8692 transitions. [2024-12-02 10:44:06,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 10:44:06,731 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 93.66666666666667) internal successors, (281), 3 states have internal predecessors, (281), 2 states have call successors, (70), 2 states have call predecessors, (70), 2 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) Word has length 572 [2024-12-02 10:44:06,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:44:06,742 INFO L225 Difference]: With dead ends: 6278 [2024-12-02 10:44:06,742 INFO L226 Difference]: Without dead ends: 3179 [2024-12-02 10:44:06,750 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 579 GetRequests, 573 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-12-02 10:44:06,750 INFO L435 NwaCegarLoop]: 3884 mSDtfsCounter, 57 mSDsluCounter, 3848 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 7732 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-12-02 10:44:06,750 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 7732 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-12-02 10:44:06,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3179 states. [2024-12-02 10:44:06,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3179 to 3147. [2024-12-02 10:44:06,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3147 states, 2259 states have (on average 1.2996901283753874) internal successors, (2936), 2313 states have internal predecessors, (2936), 708 states have call successors, (708), 178 states have call predecessors, (708), 178 states have return successors, (708), 691 states have call predecessors, (708), 708 states have call successors, (708) [2024-12-02 10:44:06,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3147 states to 3147 states and 4352 transitions. [2024-12-02 10:44:06,911 INFO L78 Accepts]: Start accepts. Automaton has 3147 states and 4352 transitions. Word has length 572 [2024-12-02 10:44:06,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:44:06,912 INFO L471 AbstractCegarLoop]: Abstraction has 3147 states and 4352 transitions. [2024-12-02 10:44:06,912 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 93.66666666666667) internal successors, (281), 3 states have internal predecessors, (281), 2 states have call successors, (70), 2 states have call predecessors, (70), 2 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) [2024-12-02 10:44:06,912 INFO L276 IsEmpty]: Start isEmpty. Operand 3147 states and 4352 transitions. [2024-12-02 10:44:06,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 604 [2024-12-02 10:44:06,920 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:44:06,920 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 9, 9, 9, 9, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:44:06,941 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-02 10:44:07,120 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-12-02 10:44:07,121 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 10:44:07,121 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:44:07,121 INFO L85 PathProgramCache]: Analyzing trace with hash -2053535808, now seen corresponding path program 1 times [2024-12-02 10:44:07,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:44:07,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269629794] [2024-12-02 10:44:07,121 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:44:07,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:44:10,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:44:12,497 INFO L134 CoverageAnalysis]: Checked inductivity of 688 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 677 trivial. 0 not checked. [2024-12-02 10:44:12,497 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:44:12,497 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269629794] [2024-12-02 10:44:12,497 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [269629794] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:44:12,497 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1009011796] [2024-12-02 10:44:12,498 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:44:12,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:44:12,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:44:12,500 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:44:12,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 10:44:18,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:44:18,730 INFO L256 TraceCheckSpWp]: Trace formula consists of 6469 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 10:44:18,741 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:44:18,870 INFO L134 CoverageAnalysis]: Checked inductivity of 688 backedges. 287 proven. 0 refuted. 0 times theorem prover too weak. 401 trivial. 0 not checked. [2024-12-02 10:44:18,870 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:44:18,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1009011796] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:44:18,870 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 10:44:18,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2024-12-02 10:44:18,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061158145] [2024-12-02 10:44:18,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:44:18,871 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 10:44:18,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:44:18,872 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 10:44:18,872 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-12-02 10:44:18,873 INFO L87 Difference]: Start difference. First operand 3147 states and 4352 transitions. Second operand has 3 states, 3 states have (on average 96.66666666666667) internal successors, (290), 3 states have internal predecessors, (290), 2 states have call successors, (72), 2 states have call predecessors, (72), 2 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) [2024-12-02 10:44:19,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:44:19,074 INFO L93 Difference]: Finished difference Result 6268 states and 8668 transitions. [2024-12-02 10:44:19,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 10:44:19,075 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 96.66666666666667) internal successors, (290), 3 states have internal predecessors, (290), 2 states have call successors, (72), 2 states have call predecessors, (72), 2 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) Word has length 603 [2024-12-02 10:44:19,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:44:19,085 INFO L225 Difference]: With dead ends: 6268 [2024-12-02 10:44:19,085 INFO L226 Difference]: Without dead ends: 3148 [2024-12-02 10:44:19,093 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 610 GetRequests, 604 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-12-02 10:44:19,093 INFO L435 NwaCegarLoop]: 3903 mSDtfsCounter, 0 mSDsluCounter, 3899 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 7802 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 10:44:19,093 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 7802 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 10:44:19,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3148 states. [2024-12-02 10:44:19,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3148 to 3148. [2024-12-02 10:44:19,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3148 states, 2260 states have (on average 1.2995575221238937) internal successors, (2937), 2314 states have internal predecessors, (2937), 708 states have call successors, (708), 178 states have call predecessors, (708), 178 states have return successors, (708), 691 states have call predecessors, (708), 708 states have call successors, (708) [2024-12-02 10:44:19,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3148 states to 3148 states and 4353 transitions. [2024-12-02 10:44:19,555 INFO L78 Accepts]: Start accepts. Automaton has 3148 states and 4353 transitions. Word has length 603 [2024-12-02 10:44:19,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:44:19,555 INFO L471 AbstractCegarLoop]: Abstraction has 3148 states and 4353 transitions. [2024-12-02 10:44:19,555 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 96.66666666666667) internal successors, (290), 3 states have internal predecessors, (290), 2 states have call successors, (72), 2 states have call predecessors, (72), 2 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) [2024-12-02 10:44:19,555 INFO L276 IsEmpty]: Start isEmpty. Operand 3148 states and 4353 transitions. [2024-12-02 10:44:19,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 604 [2024-12-02 10:44:19,576 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:44:19,576 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 9, 9, 9, 9, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:44:19,608 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-12-02 10:44:19,777 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:44:19,777 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 10:44:19,777 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:44:19,778 INFO L85 PathProgramCache]: Analyzing trace with hash 1212259650, now seen corresponding path program 1 times [2024-12-02 10:44:19,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:44:19,778 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894173628] [2024-12-02 10:44:19,778 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:44:19,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:44:23,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:44:25,098 INFO L134 CoverageAnalysis]: Checked inductivity of 688 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 677 trivial. 0 not checked. [2024-12-02 10:44:25,098 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:44:25,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894173628] [2024-12-02 10:44:25,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [894173628] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:44:25,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [991456632] [2024-12-02 10:44:25,099 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:44:25,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:44:25,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:44:25,101 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:44:25,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-12-02 10:44:31,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:44:31,732 INFO L256 TraceCheckSpWp]: Trace formula consists of 6470 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-02 10:44:31,742 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:44:36,530 INFO L134 CoverageAnalysis]: Checked inductivity of 688 backedges. 321 proven. 0 refuted. 0 times theorem prover too weak. 367 trivial. 0 not checked. [2024-12-02 10:44:36,530 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:44:36,530 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [991456632] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:44:36,530 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 10:44:36,530 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 9 [2024-12-02 10:44:36,531 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [838423651] [2024-12-02 10:44:36,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:44:36,532 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 10:44:36,532 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:44:36,533 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 10:44:36,533 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 10:44:36,533 INFO L87 Difference]: Start difference. First operand 3148 states and 4353 transitions. Second operand has 4 states, 4 states have (on average 77.25) internal successors, (309), 3 states have internal predecessors, (309), 2 states have call successors, (74), 2 states have call predecessors, (74), 2 states have return successors, (71), 2 states have call predecessors, (71), 2 states have call successors, (71) [2024-12-02 10:44:40,217 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 10:44:41,252 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 10:44:41,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:44:41,381 INFO L93 Difference]: Finished difference Result 9382 states and 12972 transitions. [2024-12-02 10:44:41,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 10:44:41,382 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 77.25) internal successors, (309), 3 states have internal predecessors, (309), 2 states have call successors, (74), 2 states have call predecessors, (74), 2 states have return successors, (71), 2 states have call predecessors, (71), 2 states have call successors, (71) Word has length 603 [2024-12-02 10:44:41,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:44:41,405 INFO L225 Difference]: With dead ends: 9382 [2024-12-02 10:44:41,405 INFO L226 Difference]: Without dead ends: 6261 [2024-12-02 10:44:41,417 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 611 GetRequests, 603 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-12-02 10:44:41,418 INFO L435 NwaCegarLoop]: 3896 mSDtfsCounter, 3654 mSDsluCounter, 7751 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3654 SdHoareTripleChecker+Valid, 11647 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-12-02 10:44:41,418 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3654 Valid, 11647 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2024-12-02 10:44:41,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6261 states. [2024-12-02 10:44:41,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6261 to 6255. [2024-12-02 10:44:41,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6255 states, 4490 states have (on average 1.3) internal successors, (5837), 4597 states have internal predecessors, (5837), 1407 states have call successors, (1407), 356 states have call predecessors, (1407), 356 states have return successors, (1408), 1372 states have call predecessors, (1408), 1407 states have call successors, (1408) [2024-12-02 10:44:41,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6255 states to 6255 states and 8652 transitions. [2024-12-02 10:44:41,900 INFO L78 Accepts]: Start accepts. Automaton has 6255 states and 8652 transitions. Word has length 603 [2024-12-02 10:44:41,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:44:41,901 INFO L471 AbstractCegarLoop]: Abstraction has 6255 states and 8652 transitions. [2024-12-02 10:44:41,901 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 77.25) internal successors, (309), 3 states have internal predecessors, (309), 2 states have call successors, (74), 2 states have call predecessors, (74), 2 states have return successors, (71), 2 states have call predecessors, (71), 2 states have call successors, (71) [2024-12-02 10:44:41,901 INFO L276 IsEmpty]: Start isEmpty. Operand 6255 states and 8652 transitions. [2024-12-02 10:44:41,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 604 [2024-12-02 10:44:41,915 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:44:41,915 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 9, 9, 9, 9, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:44:41,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-12-02 10:44:42,115 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:44:42,116 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 10:44:42,116 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:44:42,116 INFO L85 PathProgramCache]: Analyzing trace with hash 728865024, now seen corresponding path program 1 times [2024-12-02 10:44:42,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:44:42,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1113927702] [2024-12-02 10:44:42,116 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:44:42,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:44:46,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:44:47,484 INFO L134 CoverageAnalysis]: Checked inductivity of 688 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 677 trivial. 0 not checked. [2024-12-02 10:44:47,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:44:47,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1113927702] [2024-12-02 10:44:47,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1113927702] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:44:47,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1082671008] [2024-12-02 10:44:47,484 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:44:47,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:44:47,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:44:47,486 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:44:47,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-12-02 10:44:54,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:44:54,322 INFO L256 TraceCheckSpWp]: Trace formula consists of 6473 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-02 10:44:54,334 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:44:54,748 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-12-02 10:44:55,070 INFO L134 CoverageAnalysis]: Checked inductivity of 688 backedges. 299 proven. 3 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2024-12-02 10:44:55,070 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:44:59,214 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1082671008] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:44:59,214 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 10:44:59,215 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2024-12-02 10:44:59,215 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078439644] [2024-12-02 10:44:59,215 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 10:44:59,216 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 10:44:59,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:44:59,216 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 10:44:59,216 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=195, Unknown=0, NotChecked=0, Total=240 [2024-12-02 10:44:59,217 INFO L87 Difference]: Start difference. First operand 6255 states and 8652 transitions. Second operand has 12 states, 8 states have (on average 48.375) internal successors, (387), 10 states have internal predecessors, (387), 10 states have call successors, (119), 2 states have call predecessors, (119), 6 states have return successors, (116), 8 states have call predecessors, (116), 10 states have call successors, (116) [2024-12-02 10:45:03,289 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 10:45:07,601 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 10:45:11,853 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 10:45:16,161 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 10:45:20,418 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 10:45:24,675 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 10:45:28,930 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 10:45:33,187 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 10:45:37,446 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 10:45:42,822 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 10:45:57,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 10:46:01,064 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 10:46:04,377 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 10:46:07,854 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 10:46:21,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:46:21,743 INFO L93 Difference]: Finished difference Result 12941 states and 18355 transitions. [2024-12-02 10:46:21,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-02 10:46:21,743 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 8 states have (on average 48.375) internal successors, (387), 10 states have internal predecessors, (387), 10 states have call successors, (119), 2 states have call predecessors, (119), 6 states have return successors, (116), 8 states have call predecessors, (116), 10 states have call successors, (116) Word has length 603 [2024-12-02 10:46:21,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:46:21,772 INFO L225 Difference]: With dead ends: 12941 [2024-12-02 10:46:21,773 INFO L226 Difference]: Without dead ends: 6713 [2024-12-02 10:46:21,793 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1045 GetRequests, 1025 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=88, Invalid=332, Unknown=0, NotChecked=0, Total=420 [2024-12-02 10:46:21,794 INFO L435 NwaCegarLoop]: 3891 mSDtfsCounter, 243 mSDsluCounter, 29713 mSDsCounter, 0 mSdLazyCounter, 2608 mSolverCounterSat, 19 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 77.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 305 SdHoareTripleChecker+Valid, 33604 SdHoareTripleChecker+Invalid, 2636 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 2608 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 81.1s IncrementalHoareTripleChecker+Time [2024-12-02 10:46:21,794 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [305 Valid, 33604 Invalid, 2636 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [19 Valid, 2608 Invalid, 9 Unknown, 0 Unchecked, 81.1s Time] [2024-12-02 10:46:21,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6713 states. [2024-12-02 10:46:22,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6713 to 6383. [2024-12-02 10:46:22,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6383 states, 4591 states have (on average 1.3014593770420388) internal successors, (5975), 4698 states have internal predecessors, (5975), 1429 states have call successors, (1429), 360 states have call predecessors, (1429), 361 states have return successors, (1493), 1395 states have call predecessors, (1493), 1429 states have call successors, (1493) [2024-12-02 10:46:22,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6383 states to 6383 states and 8897 transitions. [2024-12-02 10:46:22,193 INFO L78 Accepts]: Start accepts. Automaton has 6383 states and 8897 transitions. Word has length 603 [2024-12-02 10:46:22,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:46:22,193 INFO L471 AbstractCegarLoop]: Abstraction has 6383 states and 8897 transitions. [2024-12-02 10:46:22,194 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 8 states have (on average 48.375) internal successors, (387), 10 states have internal predecessors, (387), 10 states have call successors, (119), 2 states have call predecessors, (119), 6 states have return successors, (116), 8 states have call predecessors, (116), 10 states have call successors, (116) [2024-12-02 10:46:22,194 INFO L276 IsEmpty]: Start isEmpty. Operand 6383 states and 8897 transitions. [2024-12-02 10:46:22,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 605 [2024-12-02 10:46:22,203 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:46:22,203 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 9, 9, 9, 9, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:46:22,231 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-12-02 10:46:22,404 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b511edf4-a4cc-4f8c-a9e4-2b77042f41c7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:46:22,404 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 10:46:22,404 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:46:22,404 INFO L85 PathProgramCache]: Analyzing trace with hash 775818826, now seen corresponding path program 2 times [2024-12-02 10:46:22,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:46:22,404 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036171975] [2024-12-02 10:46:22,404 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-02 10:46:22,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:46:25,965 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-12-02 10:46:25,965 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-02 10:46:26,314 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 689 trivial. 0 not checked. [2024-12-02 10:46:26,314 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:46:26,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2036171975] [2024-12-02 10:46:26,315 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2036171975] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:46:26,315 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:46:26,315 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 10:46:26,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762764842] [2024-12-02 10:46:26,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:46:26,316 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 10:46:26,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:46:26,317 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 10:46:26,317 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:46:26,317 INFO L87 Difference]: Start difference. First operand 6383 states and 8897 transitions. Second operand has 3 states, 3 states have (on average 92.33333333333333) internal successors, (277), 3 states have internal predecessors, (277), 3 states have call successors, (69), 2 states have call predecessors, (69), 1 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) [2024-12-02 10:46:26,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:46:26,606 INFO L93 Difference]: Finished difference Result 11034 states and 15340 transitions. [2024-12-02 10:46:26,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 10:46:26,606 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 92.33333333333333) internal successors, (277), 3 states have internal predecessors, (277), 3 states have call successors, (69), 2 states have call predecessors, (69), 1 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) Word has length 604 [2024-12-02 10:46:26,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:46:26,611 INFO L225 Difference]: With dead ends: 11034 [2024-12-02 10:46:26,611 INFO L226 Difference]: Without dead ends: 0 [2024-12-02 10:46:26,629 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 [2024-12-02 10:46:26,630 INFO L435 NwaCegarLoop]: 2846 mSDtfsCounter, 2840 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2840 SdHoareTripleChecker+Valid, 2846 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 10:46:26,630 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2840 Valid, 2846 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 10:46:26,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-12-02 10:46:26,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-12-02 10:46:26,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 10:46:26,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-12-02 10:46:26,635 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 604 [2024-12-02 10:46:26,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:46:26,635 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-12-02 10:46:26,635 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 92.33333333333333) internal successors, (277), 3 states have internal predecessors, (277), 3 states have call successors, (69), 2 states have call predecessors, (69), 1 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) [2024-12-02 10:46:26,635 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-12-02 10:46:26,635 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-02 10:46:26,637 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-12-02 10:46:26,637 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2024-12-02 10:46:26,637 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2024-12-02 10:46:26,637 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-12-02 10:46:26,639 INFO L422 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:46:26,641 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.