./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_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_2fb6c0d0-1955-4182-bd35-73bbbe2ffacf/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb6c0d0-1955-4182-bd35-73bbbe2ffacf/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_2fb6c0d0-1955-4182-bd35-73bbbe2ffacf/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb6c0d0-1955-4182-bd35-73bbbe2ffacf/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb6c0d0-1955-4182-bd35-73bbbe2ffacf/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_2fb6c0d0-1955-4182-bd35-73bbbe2ffacf/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 4d7ff8719f426b76942b24d8f1f6edf4d7ceb082805a261509035adb3ede1f4a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 07:30:27,112 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 07:30:27,164 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb6c0d0-1955-4182-bd35-73bbbe2ffacf/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-12-02 07:30:27,169 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 07:30:27,169 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 07:30:27,188 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 07:30:27,189 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 07:30:27,189 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 07:30:27,189 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 07:30:27,189 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 07:30:27,190 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 07:30:27,190 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 07:30:27,190 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 07:30:27,190 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 07:30:27,190 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 07:30:27,190 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 07:30:27,190 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 07:30:27,191 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 07:30:27,191 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 07:30:27,191 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 07:30:27,191 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 07:30:27,191 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 07:30:27,191 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 07:30:27,191 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 07:30:27,191 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 07:30:27,191 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 07:30:27,191 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:30:27,191 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:30:27,192 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:30:27,192 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:30:27,192 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 07:30:27,192 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:30:27,192 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:30:27,192 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:30:27,192 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:30:27,192 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 07:30:27,192 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 07:30:27,192 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 07:30:27,192 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 07:30:27,193 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 07:30:27,193 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 07:30:27,193 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 07:30:27,193 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 07:30:27,193 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 07:30:27,193 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 07:30:27,193 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_2fb6c0d0-1955-4182-bd35-73bbbe2ffacf/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 -> 4d7ff8719f426b76942b24d8f1f6edf4d7ceb082805a261509035adb3ede1f4a [2024-12-02 07:30:27,397 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 07:30:27,405 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 07:30:27,407 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 07:30:27,408 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 07:30:27,408 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 07:30:27,409 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb6c0d0-1955-4182-bd35-73bbbe2ffacf/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i [2024-12-02 07:30:29,995 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb6c0d0-1955-4182-bd35-73bbbe2ffacf/bin/uautomizer-verify-84ZbGMXZE1/data/232e603a6/9f3d13d79f764cb4b909cb8d563f2e13/FLAG8c874b84c [2024-12-02 07:30:30,522 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 07:30:30,523 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb6c0d0-1955-4182-bd35-73bbbe2ffacf/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i [2024-12-02 07:30:30,565 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb6c0d0-1955-4182-bd35-73bbbe2ffacf/bin/uautomizer-verify-84ZbGMXZE1/data/232e603a6/9f3d13d79f764cb4b909cb8d563f2e13/FLAG8c874b84c [2024-12-02 07:30:30,582 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb6c0d0-1955-4182-bd35-73bbbe2ffacf/bin/uautomizer-verify-84ZbGMXZE1/data/232e603a6/9f3d13d79f764cb4b909cb8d563f2e13 [2024-12-02 07:30:30,585 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 07:30:30,586 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 07:30:30,587 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 07:30:30,587 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 07:30:30,592 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 07:30:30,593 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:30:30" (1/1) ... [2024-12-02 07:30:30,593 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46287582 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:30, skipping insertion in model container [2024-12-02 07:30:30,593 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:30:30" (1/1) ... [2024-12-02 07:30:30,706 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 07:30:33,666 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_2fb6c0d0-1955-4182-bd35-73bbbe2ffacf/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[422318,422331] [2024-12-02 07:30:33,670 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_2fb6c0d0-1955-4182-bd35-73bbbe2ffacf/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[422487,422500] [2024-12-02 07:30:33,670 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_2fb6c0d0-1955-4182-bd35-73bbbe2ffacf/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[422654,422667] [2024-12-02 07:30:33,671 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_2fb6c0d0-1955-4182-bd35-73bbbe2ffacf/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[422822,422835] [2024-12-02 07:30:33,691 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 07:30:33,731 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 07:30:33,833 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"); [5269] [2024-12-02 07:30:33,835 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)); [5276] [2024-12-02 07:30:33,835 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5283] [2024-12-02 07:30:33,837 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/f860c18/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5324-5325] [2024-12-02 07:30:33,837 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"); [5330-5332] [2024-12-02 07:30:33,842 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5493] [2024-12-02 07:30:33,842 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [5500] [2024-12-02 07:30:33,843 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [5508] [2024-12-02 07:30:33,843 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5515] [2024-12-02 07:30:33,843 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5523] [2024-12-02 07:30:33,850 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)); [5643-5644] [2024-12-02 07:30:33,852 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)); [5677-5678] [2024-12-02 07:30:33,854 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)); [5714-5715] [2024-12-02 07:30:33,855 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)); [5751-5752] [2024-12-02 07:30:33,863 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)); [6010-6011] [2024-12-02 07:30:33,864 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6017] [2024-12-02 07:30:33,869 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [6292] [2024-12-02 07:30:33,869 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6295] [2024-12-02 07:30:33,870 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6298] [2024-12-02 07:30:33,870 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6301] [2024-12-02 07:30:33,870 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [6332] [2024-12-02 07:30:33,870 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6335] [2024-12-02 07:30:33,870 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6338] [2024-12-02 07:30:33,871 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6341] [2024-12-02 07:30:33,871 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [6372] [2024-12-02 07:30:33,871 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6375] [2024-12-02 07:30:33,871 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6378] [2024-12-02 07:30:33,871 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6381] [2024-12-02 07:30:33,872 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [6412] [2024-12-02 07:30:33,872 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6415] [2024-12-02 07:30:33,872 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6418] [2024-12-02 07:30:33,872 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6421] [2024-12-02 07:30:33,902 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7189] [2024-12-02 07:30:33,922 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7703] [2024-12-02 07:30:33,924 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [7726] [2024-12-02 07:30:33,924 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [7733] [2024-12-02 07:30:33,926 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7760] [2024-12-02 07:30:33,944 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8179] [2024-12-02 07:30:34,015 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9799] [2024-12-02 07:30:34,018 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [9864] [2024-12-02 07:30:34,019 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9874] [2024-12-02 07:30:34,020 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9886] [2024-12-02 07:30:34,021 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9908] [2024-12-02 07:30:34,031 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [10098] [2024-12-02 07:30:34,171 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_2fb6c0d0-1955-4182-bd35-73bbbe2ffacf/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[422318,422331] [2024-12-02 07:30:34,172 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_2fb6c0d0-1955-4182-bd35-73bbbe2ffacf/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[422487,422500] [2024-12-02 07:30:34,172 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_2fb6c0d0-1955-4182-bd35-73bbbe2ffacf/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[422654,422667] [2024-12-02 07:30:34,172 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_2fb6c0d0-1955-4182-bd35-73bbbe2ffacf/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[422822,422835] [2024-12-02 07:30:34,181 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 07:30:34,437 INFO L204 MainTranslator]: Completed translation [2024-12-02 07:30:34,437 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:34 WrapperNode [2024-12-02 07:30:34,437 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 07:30:34,439 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 07:30:34,439 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 07:30:34,439 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 07:30:34,446 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:34" (1/1) ... [2024-12-02 07:30:34,518 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:34" (1/1) ... [2024-12-02 07:30:34,761 INFO L138 Inliner]: procedures = 559, calls = 2963, calls flagged for inlining = 296, calls inlined = 262, statements flattened = 8733 [2024-12-02 07:30:34,761 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 07:30:34,762 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 07:30:34,762 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 07:30:34,762 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 07:30:34,774 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:34" (1/1) ... [2024-12-02 07:30:34,775 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:34" (1/1) ... [2024-12-02 07:30:34,804 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:34" (1/1) ... [2024-12-02 07:30:36,492 INFO L175 MemorySlicer]: Split 1330 memory accesses to 28 slices as follows [8, 1, 2, 1, 3, 3, 1, 3, 2, 1, 1125, 2, 3, 15, 5, 5, 8, 1, 2, 6, 18, 30, 10, 9, 9, 2, 3, 52]. 85 percent of accesses are in the largest equivalence class. The 153 initializations are split as follows [8, 1, 0, 1, 0, 3, 1, 3, 0, 0, 35, 2, 3, 15, 5, 5, 8, 1, 2, 5, 0, 30, 8, 8, 8, 0, 1, 0]. The 461 writes are split as follows [0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 399, 0, 0, 0, 0, 0, 0, 0, 0, 0, 17, 0, 0, 0, 0, 1, 0, 42]. [2024-12-02 07:30:36,492 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:34" (1/1) ... [2024-12-02 07:30:36,493 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:34" (1/1) ... [2024-12-02 07:30:36,630 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:34" (1/1) ... [2024-12-02 07:30:36,641 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:34" (1/1) ... [2024-12-02 07:30:36,668 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:34" (1/1) ... [2024-12-02 07:30:36,724 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:34" (1/1) ... [2024-12-02 07:30:36,741 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:34" (1/1) ... [2024-12-02 07:30:36,791 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 07:30:36,792 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 07:30:36,792 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 07:30:36,792 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 07:30:36,793 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:34" (1/1) ... [2024-12-02 07:30:36,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:30:36,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb6c0d0-1955-4182-bd35-73bbbe2ffacf/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:30:36,826 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb6c0d0-1955-4182-bd35-73bbbe2ffacf/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 07:30:36,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb6c0d0-1955-4182-bd35-73bbbe2ffacf/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 07:30:36,889 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2024-12-02 07:30:36,889 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2024-12-02 07:30:36,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-12-02 07:30:36,889 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-12-02 07:30:36,889 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2024-12-02 07:30:36,889 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2024-12-02 07:30:36,889 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-12-02 07:30:36,889 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-12-02 07:30:36,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-12-02 07:30:36,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-12-02 07:30:36,890 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-12-02 07:30:36,890 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-12-02 07:30:36,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-12-02 07:30:36,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-12-02 07:30:36,890 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-12-02 07:30:36,890 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-12-02 07:30:36,890 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-12-02 07:30:36,890 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-12-02 07:30:36,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_63 [2024-12-02 07:30:36,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_63 [2024-12-02 07:30:36,890 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_interrupt [2024-12-02 07:30:36,890 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_interrupt [2024-12-02 07:30:36,890 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2024-12-02 07:30:36,890 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2024-12-02 07:30:36,891 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2024-12-02 07:30:36,891 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2024-12-02 07:30:36,891 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-12-02 07:30:36,891 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-12-02 07:30:36,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-12-02 07:30:36,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-12-02 07:30:36,891 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-12-02 07:30:36,891 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-12-02 07:30:36,891 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-12-02 07:30:36,891 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-12-02 07:30:36,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-12-02 07:30:36,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-12-02 07:30:36,891 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-12-02 07:30:36,891 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-12-02 07:30:36,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-02 07:30:36,891 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_write_bcr [2024-12-02 07:30:36,891 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_write_bcr [2024-12-02 07:30:36,892 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-12-02 07:30:36,892 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-12-02 07:30:36,892 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-12-02 07:30:36,892 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-12-02 07:30:36,892 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-12-02 07:30:36,892 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-12-02 07:30:36,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-12-02 07:30:36,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-12-02 07:30:36,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-12-02 07:30:36,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-12-02 07:30:36,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-12-02 07:30:36,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-12-02 07:30:36,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-12-02 07:30:36,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-12-02 07:30:36,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-12-02 07:30:36,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-12-02 07:30:36,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-12-02 07:30:36,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-12-02 07:30:36,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-12-02 07:30:36,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-12-02 07:30:36,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-12-02 07:30:36,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-12-02 07:30:36,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-12-02 07:30:36,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-12-02 07:30:36,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-12-02 07:30:36,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-12-02 07:30:36,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-12-02 07:30:36,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-12-02 07:30:36,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2024-12-02 07:30:36,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2024-12-02 07:30:36,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2024-12-02 07:30:36,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#25 [2024-12-02 07:30:36,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#26 [2024-12-02 07:30:36,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#27 [2024-12-02 07:30:36,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_pcnet32_cleanup_module_16_2 [2024-12-02 07:30:36,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_pcnet32_cleanup_module_16_2 [2024-12-02 07:30:36,894 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-12-02 07:30:36,894 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-12-02 07:30:36,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2024-12-02 07:30:36,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2024-12-02 07:30:36,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-12-02 07:30:36,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-12-02 07:30:36,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-12-02 07:30:36,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-12-02 07:30:36,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-12-02 07:30:36,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-12-02 07:30:36,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-12-02 07:30:36,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-12-02 07:30:36,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-12-02 07:30:36,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-12-02 07:30:36,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-12-02 07:30:36,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-12-02 07:30:36,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-12-02 07:30:36,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-12-02 07:30:36,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-12-02 07:30:36,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-12-02 07:30:36,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-12-02 07:30:36,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-12-02 07:30:36,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-12-02 07:30:36,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-12-02 07:30:36,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-12-02 07:30:36,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-12-02 07:30:36,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-12-02 07:30:36,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-12-02 07:30:36,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-12-02 07:30:36,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2024-12-02 07:30:36,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2024-12-02 07:30:36,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#27 [2024-12-02 07:30:36,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-12-02 07:30:36,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-12-02 07:30:36,896 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_purge_tx_ring [2024-12-02 07:30:36,896 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_purge_tx_ring [2024-12-02 07:30:36,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-12-02 07:30:36,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-12-02 07:30:36,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-12-02 07:30:36,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-12-02 07:30:36,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-12-02 07:30:36,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-12-02 07:30:36,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-12-02 07:30:36,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-12-02 07:30:36,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-12-02 07:30:36,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-12-02 07:30:36,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-12-02 07:30:36,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-12-02 07:30:36,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-12-02 07:30:36,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-12-02 07:30:36,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-12-02 07:30:36,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-12-02 07:30:36,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-12-02 07:30:36,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-12-02 07:30:36,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-12-02 07:30:36,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-12-02 07:30:36,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-12-02 07:30:36,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-12-02 07:30:36,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-12-02 07:30:36,898 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-12-02 07:30:36,898 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-12-02 07:30:36,898 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-12-02 07:30:36,898 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2024-12-02 07:30:36,898 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2024-12-02 07:30:36,898 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-12-02 07:30:36,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-12-02 07:30:36,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-12-02 07:30:36,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-12-02 07:30:36,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-12-02 07:30:36,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-12-02 07:30:36,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-12-02 07:30:36,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-12-02 07:30:36,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-12-02 07:30:36,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-12-02 07:30:36,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-12-02 07:30:36,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-12-02 07:30:36,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-12-02 07:30:36,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-12-02 07:30:36,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-12-02 07:30:36,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-12-02 07:30:36,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-12-02 07:30:36,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-12-02 07:30:36,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-12-02 07:30:36,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-12-02 07:30:36,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-12-02 07:30:36,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2024-12-02 07:30:36,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2024-12-02 07:30:36,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2024-12-02 07:30:36,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#22 [2024-12-02 07:30:36,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#23 [2024-12-02 07:30:36,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#24 [2024-12-02 07:30:36,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#25 [2024-12-02 07:30:36,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#26 [2024-12-02 07:30:36,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#27 [2024-12-02 07:30:36,899 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-12-02 07:30:36,899 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-12-02 07:30:36,899 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-12-02 07:30:36,899 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-12-02 07:30:36,899 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-12-02 07:30:36,899 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-12-02 07:30:36,899 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-12-02 07:30:36,899 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-12-02 07:30:36,900 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-12-02 07:30:36,900 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-12-02 07:30:36,900 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-12-02 07:30:36,900 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-12-02 07:30:36,900 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-12-02 07:30:36,900 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-12-02 07:30:36,900 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-12-02 07:30:36,900 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-12-02 07:30:36,900 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-12-02 07:30:36,900 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-12-02 07:30:36,900 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-12-02 07:30:36,900 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2024-12-02 07:30:36,900 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2024-12-02 07:30:36,900 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2024-12-02 07:30:36,900 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#22 [2024-12-02 07:30:36,900 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#23 [2024-12-02 07:30:36,900 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#24 [2024-12-02 07:30:36,900 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#25 [2024-12-02 07:30:36,900 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#26 [2024-12-02 07:30:36,900 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#27 [2024-12-02 07:30:36,900 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_write_bcr [2024-12-02 07:30:36,900 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_write_bcr [2024-12-02 07:30:36,900 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-12-02 07:30:36,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-12-02 07:30:36,900 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-12-02 07:30:36,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-12-02 07:30:36,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-12-02 07:30:36,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-12-02 07:30:36,901 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-12-02 07:30:36,901 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-12-02 07:30:36,901 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-12-02 07:30:36,901 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-12-02 07:30:36,901 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_netif_start [2024-12-02 07:30:36,901 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_netif_start [2024-12-02 07:30:36,901 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2024-12-02 07:30:36,902 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2024-12-02 07:30:36,902 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~~u16~0 [2024-12-02 07:30:36,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~~u16~0 [2024-12-02 07:30:36,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-12-02 07:30:36,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-12-02 07:30:36,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-02 07:30:36,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-12-02 07:30:36,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-12-02 07:30:36,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-12-02 07:30:36,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-12-02 07:30:36,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2024-12-02 07:30:36,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2024-12-02 07:30:36,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2024-12-02 07:30:36,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2024-12-02 07:30:36,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2024-12-02 07:30:36,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2024-12-02 07:30:36,903 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_open [2024-12-02 07:30:36,903 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_open [2024-12-02 07:30:36,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 07:30:36,903 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2024-12-02 07:30:36,903 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2024-12-02 07:30:36,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-12-02 07:30:36,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-12-02 07:30:36,903 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-12-02 07:30:36,903 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-12-02 07:30:36,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-12-02 07:30:36,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-12-02 07:30:36,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-12-02 07:30:36,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-12-02 07:30:36,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-12-02 07:30:36,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-12-02 07:30:36,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-12-02 07:30:36,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-12-02 07:30:36,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-12-02 07:30:36,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-12-02 07:30:36,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-12-02 07:30:36,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-12-02 07:30:36,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-12-02 07:30:36,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-12-02 07:30:36,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-12-02 07:30:36,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-12-02 07:30:36,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-12-02 07:30:36,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-12-02 07:30:36,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-12-02 07:30:36,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-12-02 07:30:36,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-12-02 07:30:36,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-12-02 07:30:36,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-12-02 07:30:36,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-12-02 07:30:36,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-12-02 07:30:36,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2024-12-02 07:30:36,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2024-12-02 07:30:36,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2024-12-02 07:30:36,904 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-12-02 07:30:36,904 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2024-12-02 07:30:36,904 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-12-02 07:30:36,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-12-02 07:30:36,904 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_reset [2024-12-02 07:30:36,904 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_reset [2024-12-02 07:30:36,904 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_printk [2024-12-02 07:30:36,904 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_printk [2024-12-02 07:30:36,904 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_pcnet32_private [2024-12-02 07:30:36,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_pcnet32_private [2024-12-02 07:30:36,904 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2024-12-02 07:30:36,904 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2024-12-02 07:30:36,904 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_restart [2024-12-02 07:30:36,904 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_restart [2024-12-02 07:30:36,904 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-12-02 07:30:36,905 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-12-02 07:30:36,905 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2024-12-02 07:30:36,905 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2024-12-02 07:30:36,905 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-12-02 07:30:36,905 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-12-02 07:30:36,905 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-12-02 07:30:36,905 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-12-02 07:30:36,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-12-02 07:30:36,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-12-02 07:30:36,905 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_read_csr [2024-12-02 07:30:36,905 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_read_csr [2024-12-02 07:30:36,905 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2024-12-02 07:30:36,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2024-12-02 07:30:36,905 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-12-02 07:30:36,905 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-12-02 07:30:36,905 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_reset [2024-12-02 07:30:36,905 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_reset [2024-12-02 07:30:36,905 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2024-12-02 07:30:36,905 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2024-12-02 07:30:36,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 07:30:36,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 07:30:36,905 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-12-02 07:30:36,905 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-12-02 07:30:36,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-12-02 07:30:36,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-12-02 07:30:36,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-12-02 07:30:36,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-12-02 07:30:36,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-12-02 07:30:36,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-12-02 07:30:36,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-12-02 07:30:36,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-12-02 07:30:36,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-12-02 07:30:36,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-12-02 07:30:36,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-12-02 07:30:36,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-12-02 07:30:36,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-12-02 07:30:36,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-12-02 07:30:36,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-12-02 07:30:36,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-12-02 07:30:36,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-12-02 07:30:36,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-12-02 07:30:36,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-12-02 07:30:36,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-12-02 07:30:36,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-12-02 07:30:36,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-12-02 07:30:36,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2024-12-02 07:30:36,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2024-12-02 07:30:36,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2024-12-02 07:30:36,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#25 [2024-12-02 07:30:36,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#26 [2024-12-02 07:30:36,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#27 [2024-12-02 07:30:36,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-12-02 07:30:36,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-12-02 07:30:36,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-12-02 07:30:36,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-12-02 07:30:36,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-12-02 07:30:36,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-12-02 07:30:36,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-12-02 07:30:36,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-12-02 07:30:36,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-12-02 07:30:36,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-12-02 07:30:36,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-12-02 07:30:36,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-12-02 07:30:36,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-12-02 07:30:36,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-12-02 07:30:36,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-12-02 07:30:36,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-12-02 07:30:36,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-12-02 07:30:36,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-12-02 07:30:36,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-12-02 07:30:36,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-12-02 07:30:36,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-12-02 07:30:36,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-12-02 07:30:36,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-12-02 07:30:36,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-12-02 07:30:36,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-12-02 07:30:36,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2024-12-02 07:30:36,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2024-12-02 07:30:36,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#27 [2024-12-02 07:30:36,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-12-02 07:30:36,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-12-02 07:30:36,907 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_pm_resume [2024-12-02 07:30:36,908 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_pm_resume [2024-12-02 07:30:36,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-12-02 07:30:36,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-12-02 07:30:36,908 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_check_media [2024-12-02 07:30:36,908 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_check_media [2024-12-02 07:30:36,908 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_get_regs_len [2024-12-02 07:30:36,908 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_get_regs_len [2024-12-02 07:30:36,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-12-02 07:30:36,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-12-02 07:30:36,908 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_poll_controller [2024-12-02 07:30:36,908 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_poll_controller [2024-12-02 07:30:36,908 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_free_ring [2024-12-02 07:30:36,908 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_free_ring [2024-12-02 07:30:36,908 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-12-02 07:30:36,908 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-12-02 07:30:36,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-12-02 07:30:36,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-12-02 07:30:36,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-12-02 07:30:36,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-12-02 07:30:36,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-12-02 07:30:36,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-12-02 07:30:36,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-12-02 07:30:36,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-12-02 07:30:36,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-12-02 07:30:36,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-12-02 07:30:36,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-12-02 07:30:36,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-12-02 07:30:36,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-12-02 07:30:36,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-12-02 07:30:36,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-12-02 07:30:36,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-12-02 07:30:36,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-12-02 07:30:36,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2024-12-02 07:30:36,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2024-12-02 07:30:36,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2024-12-02 07:30:36,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2024-12-02 07:30:36,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2024-12-02 07:30:36,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2024-12-02 07:30:36,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#23 [2024-12-02 07:30:36,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#24 [2024-12-02 07:30:36,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#25 [2024-12-02 07:30:36,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#26 [2024-12-02 07:30:36,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#27 [2024-12-02 07:30:36,910 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-12-02 07:30:36,910 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-12-02 07:30:36,910 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-12-02 07:30:36,910 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-12-02 07:30:36,910 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-12-02 07:30:36,910 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-12-02 07:30:36,910 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-12-02 07:30:36,911 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-12-02 07:30:36,911 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-12-02 07:30:36,911 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-12-02 07:30:36,911 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-12-02 07:30:36,911 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-12-02 07:30:36,911 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-12-02 07:30:36,911 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-12-02 07:30:36,911 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-12-02 07:30:36,911 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-12-02 07:30:36,911 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-12-02 07:30:36,911 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2024-12-02 07:30:36,911 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2024-12-02 07:30:36,911 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2024-12-02 07:30:36,911 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2024-12-02 07:30:36,911 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2024-12-02 07:30:36,912 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2024-12-02 07:30:36,912 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#23 [2024-12-02 07:30:36,912 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#24 [2024-12-02 07:30:36,912 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#25 [2024-12-02 07:30:36,912 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#26 [2024-12-02 07:30:36,912 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#27 [2024-12-02 07:30:36,912 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2024-12-02 07:30:36,912 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2024-12-02 07:30:36,912 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-12-02 07:30:36,912 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-12-02 07:30:36,912 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2024-12-02 07:30:36,912 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2024-12-02 07:30:36,912 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2024-12-02 07:30:36,912 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2024-12-02 07:30:36,913 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_purge_rx_ring [2024-12-02 07:30:36,913 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_purge_rx_ring [2024-12-02 07:30:36,913 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_write_csr [2024-12-02 07:30:36,913 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_write_csr [2024-12-02 07:30:36,913 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_tx_timeout [2024-12-02 07:30:36,913 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_tx_timeout [2024-12-02 07:30:36,913 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-12-02 07:30:36,913 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-12-02 07:30:36,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-02 07:30:36,913 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_netif_stop [2024-12-02 07:30:36,913 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_netif_stop [2024-12-02 07:30:36,913 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-12-02 07:30:36,913 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-12-02 07:30:36,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-12-02 07:30:36,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-12-02 07:30:36,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-12-02 07:30:36,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-12-02 07:30:36,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-12-02 07:30:36,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-12-02 07:30:36,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-12-02 07:30:36,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-12-02 07:30:36,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-12-02 07:30:36,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-12-02 07:30:36,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-12-02 07:30:36,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-12-02 07:30:36,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-12-02 07:30:36,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-12-02 07:30:36,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-12-02 07:30:36,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-12-02 07:30:36,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-12-02 07:30:36,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-12-02 07:30:36,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-12-02 07:30:36,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-12-02 07:30:36,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-12-02 07:30:36,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-12-02 07:30:36,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-12-02 07:30:36,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-12-02 07:30:36,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-12-02 07:30:36,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2024-12-02 07:30:36,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2024-12-02 07:30:36,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2024-12-02 07:30:36,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_pcnet32_private [2024-12-02 07:30:36,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_pcnet32_private [2024-12-02 07:30:36,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-12-02 07:30:36,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-12-02 07:30:36,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-12-02 07:30:36,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-12-02 07:30:36,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-12-02 07:30:36,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-12-02 07:30:36,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-12-02 07:30:36,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-12-02 07:30:36,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-12-02 07:30:36,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-12-02 07:30:36,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-12-02 07:30:36,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-12-02 07:30:36,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-12-02 07:30:36,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-12-02 07:30:36,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-12-02 07:30:36,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-12-02 07:30:36,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-12-02 07:30:36,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-12-02 07:30:36,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-12-02 07:30:36,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-12-02 07:30:36,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-12-02 07:30:36,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-12-02 07:30:36,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-12-02 07:30:36,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-12-02 07:30:36,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2024-12-02 07:30:36,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2024-12-02 07:30:36,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#26 [2024-12-02 07:30:36,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#27 [2024-12-02 07:30:36,915 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_read_csr [2024-12-02 07:30:36,915 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_read_csr [2024-12-02 07:30:36,915 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-12-02 07:30:36,915 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-12-02 07:30:36,915 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_set_multicast_list [2024-12-02 07:30:36,916 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_set_multicast_list [2024-12-02 07:30:36,916 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2024-12-02 07:30:36,916 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2024-12-02 07:30:36,916 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-12-02 07:30:36,916 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-12-02 07:30:36,916 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2024-12-02 07:30:36,916 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2024-12-02 07:30:36,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-12-02 07:30:36,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-12-02 07:30:36,916 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_probe1 [2024-12-02 07:30:36,916 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_probe1 [2024-12-02 07:30:36,917 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2024-12-02 07:30:36,917 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2024-12-02 07:30:36,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2024-12-02 07:30:36,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2024-12-02 07:30:36,917 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_remove_one [2024-12-02 07:30:36,917 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_remove_one [2024-12-02 07:30:36,917 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2024-12-02 07:30:36,917 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2024-12-02 07:30:36,917 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~~u16~0~TO~VOID [2024-12-02 07:30:36,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~~u16~0~TO~VOID [2024-12-02 07:30:36,917 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_read_bcr [2024-12-02 07:30:36,917 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_read_bcr [2024-12-02 07:30:36,917 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2024-12-02 07:30:36,917 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2024-12-02 07:30:36,917 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-12-02 07:30:36,917 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-12-02 07:30:36,917 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-12-02 07:30:36,918 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-12-02 07:30:36,918 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_read_bcr [2024-12-02 07:30:36,918 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_read_bcr [2024-12-02 07:30:36,918 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-12-02 07:30:36,918 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-12-02 07:30:36,918 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_init_ring [2024-12-02 07:30:36,918 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_init_ring [2024-12-02 07:30:36,918 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_close [2024-12-02 07:30:36,918 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_close [2024-12-02 07:30:36,918 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2024-12-02 07:30:36,918 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2024-12-02 07:30:36,918 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-12-02 07:30:36,918 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-12-02 07:30:36,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-12-02 07:30:36,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-12-02 07:30:36,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-12-02 07:30:36,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-12-02 07:30:36,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-12-02 07:30:36,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-12-02 07:30:36,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-12-02 07:30:36,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-12-02 07:30:36,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-12-02 07:30:36,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-12-02 07:30:36,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-12-02 07:30:36,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-12-02 07:30:36,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-12-02 07:30:36,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-12-02 07:30:36,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-12-02 07:30:36,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-12-02 07:30:36,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-12-02 07:30:36,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-12-02 07:30:36,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-12-02 07:30:36,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-12-02 07:30:36,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-12-02 07:30:36,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-12-02 07:30:36,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-12-02 07:30:36,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-12-02 07:30:36,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-12-02 07:30:36,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-12-02 07:30:36,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2024-12-02 07:30:36,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2024-12-02 07:30:36,919 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_suspend [2024-12-02 07:30:36,919 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_suspend [2024-12-02 07:30:36,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-12-02 07:30:36,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-12-02 07:30:36,919 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-12-02 07:30:36,919 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-12-02 07:30:36,919 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2024-12-02 07:30:36,919 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2024-12-02 07:30:36,919 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_write_csr [2024-12-02 07:30:36,919 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_write_csr [2024-12-02 07:30:36,919 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_load_multicast [2024-12-02 07:30:36,919 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_load_multicast [2024-12-02 07:30:36,919 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2024-12-02 07:30:36,919 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2024-12-02 07:30:36,919 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_nway_reset [2024-12-02 07:30:36,919 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_nway_reset [2024-12-02 07:30:36,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-12-02 07:30:36,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-12-02 07:30:36,919 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2024-12-02 07:30:36,919 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2024-12-02 07:30:36,919 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-12-02 07:30:36,919 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-12-02 07:30:36,919 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-12-02 07:30:36,920 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-12-02 07:30:36,920 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2024-12-02 07:30:36,920 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2024-12-02 07:30:36,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 07:30:36,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-12-02 07:30:36,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-12-02 07:30:36,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-12-02 07:30:36,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-12-02 07:30:36,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-12-02 07:30:36,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-12-02 07:30:36,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-12-02 07:30:36,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-12-02 07:30:36,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-12-02 07:30:36,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-12-02 07:30:36,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-12-02 07:30:36,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-12-02 07:30:36,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-12-02 07:30:36,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-12-02 07:30:36,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-12-02 07:30:36,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-12-02 07:30:36,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-12-02 07:30:36,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-12-02 07:30:36,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-12-02 07:30:36,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-12-02 07:30:36,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-12-02 07:30:36,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-12-02 07:30:36,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-12-02 07:30:36,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-12-02 07:30:36,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-12-02 07:30:36,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2024-12-02 07:30:36,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2024-12-02 07:30:36,922 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2024-12-02 07:30:36,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2024-12-02 07:30:36,922 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2024-12-02 07:30:36,922 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2024-12-02 07:30:36,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-12-02 07:30:36,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-12-02 07:30:36,922 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2024-12-02 07:30:36,922 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2024-12-02 07:30:38,107 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 07:30:38,112 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 07:30:56,186 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-12-02 07:30:56,929 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-12-02 07:31:08,943 INFO L? ?]: Removed 3819 outVars from TransFormulas that were not future-live. [2024-12-02 07:31:08,943 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 07:31:08,992 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 07:31:08,992 INFO L312 CfgBuilder]: Removed 8 assume(true) statements. [2024-12-02 07:31:08,993 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:31:08 BoogieIcfgContainer [2024-12-02 07:31:08,993 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 07:31:08,996 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 07:31:08,996 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 07:31:09,000 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 07:31:09,000 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:30:30" (1/3) ... [2024-12-02 07:31:09,001 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a414649 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:31:09, skipping insertion in model container [2024-12-02 07:31:09,001 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:34" (2/3) ... [2024-12-02 07:31:09,001 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a414649 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:31:09, skipping insertion in model container [2024-12-02 07:31:09,001 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:31:08" (3/3) ... [2024-12-02 07:31:09,002 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i [2024-12-02 07:31:09,017 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 07:31:09,020 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i that has 183 procedures, 3533 locations, 1 initial locations, 85 loop locations, and 3 error locations. [2024-12-02 07:31:09,175 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 07:31:09,187 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;@745b096e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 07:31:09,187 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-12-02 07:31:09,200 INFO L276 IsEmpty]: Start isEmpty. Operand has 3288 states, 2391 states have (on average 1.3446256796319531) internal successors, (3215), 2436 states have internal predecessors, (3215), 769 states have call successors, (769), 128 states have call predecessors, (769), 127 states have return successors, (761), 749 states have call predecessors, (761), 761 states have call successors, (761) [2024-12-02 07:31:09,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-12-02 07:31:09,220 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:31:09,221 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:31:09,221 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 07:31:09,226 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:31:09,226 INFO L85 PathProgramCache]: Analyzing trace with hash -25076464, now seen corresponding path program 1 times [2024-12-02 07:31:09,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:31:09,234 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015271207] [2024-12-02 07:31:09,234 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:31:09,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:31:13,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:31:14,546 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 741 trivial. 0 not checked. [2024-12-02 07:31:14,547 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:31:14,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1015271207] [2024-12-02 07:31:14,548 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1015271207] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:31:14,548 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:31:14,548 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:31:14,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540133038] [2024-12-02 07:31:14,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:31:14,554 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:31:14,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:31:14,575 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:31:14,576 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:31:14,584 INFO L87 Difference]: Start difference. First operand has 3288 states, 2391 states have (on average 1.3446256796319531) internal successors, (3215), 2436 states have internal predecessors, (3215), 769 states have call successors, (769), 128 states have call predecessors, (769), 127 states have return successors, (761), 749 states have call predecessors, (761), 761 states have call successors, (761) Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-12-02 07:31:18,661 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:31:19,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:31:19,600 INFO L93 Difference]: Finished difference Result 9582 states and 14097 transitions. [2024-12-02 07:31:19,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:31:19,602 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) Word has length 171 [2024-12-02 07:31:19,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:31:19,651 INFO L225 Difference]: With dead ends: 9582 [2024-12-02 07:31:19,652 INFO L226 Difference]: Without dead ends: 6313 [2024-12-02 07:31:19,677 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 07:31:19,680 INFO L435 NwaCegarLoop]: 4666 mSDtfsCounter, 4479 mSDsluCounter, 4535 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4479 SdHoareTripleChecker+Valid, 9201 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-12-02 07:31:19,680 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4479 Valid, 9201 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 26 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2024-12-02 07:31:19,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6313 states. [2024-12-02 07:31:20,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6313 to 6309. [2024-12-02 07:31:20,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6309 states, 4610 states have (on average 1.3268980477223427) internal successors, (6117), 4685 states have internal predecessors, (6117), 1448 states have call successors, (1448), 249 states have call predecessors, (1448), 248 states have return successors, (1444), 1421 states have call predecessors, (1444), 1444 states have call successors, (1444) [2024-12-02 07:31:20,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6309 states to 6309 states and 9009 transitions. [2024-12-02 07:31:20,084 INFO L78 Accepts]: Start accepts. Automaton has 6309 states and 9009 transitions. Word has length 171 [2024-12-02 07:31:20,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:31:20,085 INFO L471 AbstractCegarLoop]: Abstraction has 6309 states and 9009 transitions. [2024-12-02 07:31:20,085 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-12-02 07:31:20,085 INFO L276 IsEmpty]: Start isEmpty. Operand 6309 states and 9009 transitions. [2024-12-02 07:31:20,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-12-02 07:31:20,091 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:31:20,092 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:31:20,092 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-12-02 07:31:20,092 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:31:20,093 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:31:20,093 INFO L85 PathProgramCache]: Analyzing trace with hash 2047051458, now seen corresponding path program 1 times [2024-12-02 07:31:20,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:31:20,094 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988021553] [2024-12-02 07:31:20,094 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:31:20,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:31:25,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:31:25,638 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 741 trivial. 0 not checked. [2024-12-02 07:31:25,638 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:31:25,638 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988021553] [2024-12-02 07:31:25,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [988021553] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:31:25,639 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:31:25,639 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:31:25,639 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056848804] [2024-12-02 07:31:25,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:31:25,641 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:31:25,641 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:31:25,642 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:31:25,642 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:31:25,642 INFO L87 Difference]: Start difference. First operand 6309 states and 9009 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2024-12-02 07:31:29,699 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:31:31,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:31:31,011 INFO L93 Difference]: Finished difference Result 18747 states and 26816 transitions. [2024-12-02 07:31:31,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:31:31,011 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 175 [2024-12-02 07:31:31,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:31:31,088 INFO L225 Difference]: With dead ends: 18747 [2024-12-02 07:31:31,088 INFO L226 Difference]: Without dead ends: 12469 [2024-12-02 07:31:31,118 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 07:31:31,119 INFO L435 NwaCegarLoop]: 5122 mSDtfsCounter, 4559 mSDsluCounter, 4543 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4559 SdHoareTripleChecker+Valid, 9665 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-12-02 07:31:31,119 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4559 Valid, 9665 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 26 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2024-12-02 07:31:31,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12469 states. [2024-12-02 07:31:31,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12469 to 12439. [2024-12-02 07:31:31,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12439 states, 9121 states have (on average 1.3290209406863283) internal successors, (12122), 9278 states have internal predecessors, (12122), 2826 states have call successors, (2826), 496 states have call predecessors, (2826), 489 states have return successors, (2856), 2756 states have call predecessors, (2856), 2822 states have call successors, (2856) [2024-12-02 07:31:31,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12439 states to 12439 states and 17804 transitions. [2024-12-02 07:31:31,577 INFO L78 Accepts]: Start accepts. Automaton has 12439 states and 17804 transitions. Word has length 175 [2024-12-02 07:31:31,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:31:31,577 INFO L471 AbstractCegarLoop]: Abstraction has 12439 states and 17804 transitions. [2024-12-02 07:31:31,578 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2024-12-02 07:31:31,578 INFO L276 IsEmpty]: Start isEmpty. Operand 12439 states and 17804 transitions. [2024-12-02 07:31:31,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-12-02 07:31:31,581 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:31:31,582 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:31:31,582 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 07:31:31,582 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:31:31,583 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:31:31,583 INFO L85 PathProgramCache]: Analyzing trace with hash 122697209, now seen corresponding path program 1 times [2024-12-02 07:31:31,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:31:31,583 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027118360] [2024-12-02 07:31:31,583 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:31:31,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:31:35,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:31:35,947 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 741 trivial. 0 not checked. [2024-12-02 07:31:35,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:31:35,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027118360] [2024-12-02 07:31:35,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1027118360] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:31:35,948 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:31:35,948 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:31:35,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206593555] [2024-12-02 07:31:35,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:31:35,949 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:31:35,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:31:35,950 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:31:35,950 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:31:35,950 INFO L87 Difference]: Start difference. First operand 12439 states and 17804 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-12-02 07:31:40,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:31:42,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:31:42,049 INFO L93 Difference]: Finished difference Result 34143 states and 48753 transitions. [2024-12-02 07:31:42,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:31:42,049 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) Word has length 174 [2024-12-02 07:31:42,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:31:42,162 INFO L225 Difference]: With dead ends: 34143 [2024-12-02 07:31:42,162 INFO L226 Difference]: Without dead ends: 21735 [2024-12-02 07:31:42,212 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 07:31:42,213 INFO L435 NwaCegarLoop]: 4638 mSDtfsCounter, 3440 mSDsluCounter, 4498 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3440 SdHoareTripleChecker+Valid, 9136 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2024-12-02 07:31:42,213 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3440 Valid, 9136 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 101 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2024-12-02 07:31:42,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21735 states. [2024-12-02 07:31:42,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21735 to 21703. [2024-12-02 07:31:42,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21703 states, 15895 states have (on average 1.3299779804970115) internal successors, (21140), 16160 states have internal predecessors, (21140), 4854 states have call successors, (4854), 966 states have call predecessors, (4854), 951 states have return successors, (4938), 4710 states have call predecessors, (4938), 4850 states have call successors, (4938) [2024-12-02 07:31:42,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21703 states to 21703 states and 30932 transitions. [2024-12-02 07:31:42,935 INFO L78 Accepts]: Start accepts. Automaton has 21703 states and 30932 transitions. Word has length 174 [2024-12-02 07:31:42,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:31:42,936 INFO L471 AbstractCegarLoop]: Abstraction has 21703 states and 30932 transitions. [2024-12-02 07:31:42,937 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-12-02 07:31:42,937 INFO L276 IsEmpty]: Start isEmpty. Operand 21703 states and 30932 transitions. [2024-12-02 07:31:42,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-12-02 07:31:42,941 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:31:42,941 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:31:42,941 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 07:31:42,942 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:31:42,942 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:31:42,942 INFO L85 PathProgramCache]: Analyzing trace with hash 1654711702, now seen corresponding path program 1 times [2024-12-02 07:31:42,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:31:42,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595350504] [2024-12-02 07:31:42,942 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:31:42,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:31:47,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:31:47,564 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 741 trivial. 0 not checked. [2024-12-02 07:31:47,564 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:31:47,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1595350504] [2024-12-02 07:31:47,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1595350504] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:31:47,565 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:31:47,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:31:47,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [370015560] [2024-12-02 07:31:47,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:31:47,566 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:31:47,566 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:31:47,566 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:31:47,566 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:31:47,566 INFO L87 Difference]: Start difference. First operand 21703 states and 30932 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-12-02 07:31:51,618 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:31:53,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:31:53,486 INFO L93 Difference]: Finished difference Result 49584 states and 70127 transitions. [2024-12-02 07:31:53,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:31:53,487 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) Word has length 177 [2024-12-02 07:31:53,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:31:53,631 INFO L225 Difference]: With dead ends: 49584 [2024-12-02 07:31:53,631 INFO L226 Difference]: Without dead ends: 27912 [2024-12-02 07:31:53,716 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 07:31:53,717 INFO L435 NwaCegarLoop]: 8072 mSDtfsCounter, 4226 mSDsluCounter, 4564 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 19 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4226 SdHoareTripleChecker+Valid, 12636 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2024-12-02 07:31:53,718 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4226 Valid, 12636 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 76 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2024-12-02 07:31:53,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27912 states. [2024-12-02 07:31:54,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27912 to 27878. [2024-12-02 07:31:54,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27878 states, 20457 states have (on average 1.3235078457251797) internal successors, (27075), 20772 states have internal predecessors, (27075), 5979 states have call successors, (5979), 1458 states have call predecessors, (5979), 1439 states have return successors, (6062), 5783 states have call predecessors, (6062), 5975 states have call successors, (6062) [2024-12-02 07:31:55,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27878 states to 27878 states and 39116 transitions. [2024-12-02 07:31:55,066 INFO L78 Accepts]: Start accepts. Automaton has 27878 states and 39116 transitions. Word has length 177 [2024-12-02 07:31:55,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:31:55,067 INFO L471 AbstractCegarLoop]: Abstraction has 27878 states and 39116 transitions. [2024-12-02 07:31:55,067 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-12-02 07:31:55,067 INFO L276 IsEmpty]: Start isEmpty. Operand 27878 states and 39116 transitions. [2024-12-02 07:31:55,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2024-12-02 07:31:55,075 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:31:55,075 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 4, 4, 4, 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] [2024-12-02 07:31:55,075 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 07:31:55,076 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 07:31:55,076 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:31:55,076 INFO L85 PathProgramCache]: Analyzing trace with hash -50233148, now seen corresponding path program 1 times [2024-12-02 07:31:55,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:31:55,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412982389] [2024-12-02 07:31:55,077 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:31:55,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:31:59,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:32:00,386 INFO L134 CoverageAnalysis]: Checked inductivity of 910 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2024-12-02 07:32:00,387 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:32:00,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1412982389] [2024-12-02 07:32:00,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1412982389] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:32:00,387 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:32:00,387 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:32:00,387 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [889212965] [2024-12-02 07:32:00,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:32:00,388 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:32:00,388 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:32:00,388 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:32:00,388 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:32:00,389 INFO L87 Difference]: Start difference. First operand 27878 states and 39116 transitions. Second operand has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2024-12-02 07:32:04,467 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:32:05,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:32:05,762 INFO L93 Difference]: Finished difference Result 70516 states and 99072 transitions. [2024-12-02 07:32:05,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:32:05,763 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 242 [2024-12-02 07:32:05,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:32:05,922 INFO L225 Difference]: With dead ends: 70516 [2024-12-02 07:32:05,922 INFO L226 Difference]: Without dead ends: 42924 [2024-12-02 07:32:06,011 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 07:32:06,012 INFO L435 NwaCegarLoop]: 7267 mSDtfsCounter, 4378 mSDsluCounter, 4601 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4378 SdHoareTripleChecker+Valid, 11868 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-12-02 07:32:06,012 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4378 Valid, 11868 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 24 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2024-12-02 07:32:06,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42924 states. [2024-12-02 07:32:07,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42924 to 42920. [2024-12-02 07:32:07,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42920 states, 31455 states have (on average 1.322206326498172) internal successors, (41590), 31947 states have internal predecessors, (41590), 9308 states have call successors, (9308), 2180 states have call predecessors, (9308), 2154 states have return successors, (9428), 9031 states have call predecessors, (9428), 9304 states have call successors, (9428) [2024-12-02 07:32:07,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42920 states to 42920 states and 60326 transitions. [2024-12-02 07:32:07,368 INFO L78 Accepts]: Start accepts. Automaton has 42920 states and 60326 transitions. Word has length 242 [2024-12-02 07:32:07,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:32:07,368 INFO L471 AbstractCegarLoop]: Abstraction has 42920 states and 60326 transitions. [2024-12-02 07:32:07,368 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2024-12-02 07:32:07,369 INFO L276 IsEmpty]: Start isEmpty. Operand 42920 states and 60326 transitions. [2024-12-02 07:32:07,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2024-12-02 07:32:07,373 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:32:07,373 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 4, 4, 4, 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] [2024-12-02 07:32:07,373 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 07:32:07,373 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 07:32:07,374 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:32:07,374 INFO L85 PathProgramCache]: Analyzing trace with hash 90315462, now seen corresponding path program 1 times [2024-12-02 07:32:07,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:32:07,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860590158] [2024-12-02 07:32:07,374 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:32:07,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:32:12,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:32:12,913 INFO L134 CoverageAnalysis]: Checked inductivity of 910 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 910 trivial. 0 not checked. [2024-12-02 07:32:12,913 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:32:12,913 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860590158] [2024-12-02 07:32:12,913 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1860590158] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:32:12,913 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:32:12,913 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:32:12,913 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165844416] [2024-12-02 07:32:12,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:32:12,914 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:32:12,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:32:12,914 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:32:12,915 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:32:12,915 INFO L87 Difference]: Start difference. First operand 42920 states and 60326 transitions. Second operand has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-12-02 07:32:14,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:32:14,162 INFO L93 Difference]: Finished difference Result 43224 states and 60628 transitions. [2024-12-02 07:32:14,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:32:14,163 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 242 [2024-12-02 07:32:14,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:32:14,322 INFO L225 Difference]: With dead ends: 43224 [2024-12-02 07:32:14,322 INFO L226 Difference]: Without dead ends: 43222 [2024-12-02 07:32:14,347 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:32:14,348 INFO L435 NwaCegarLoop]: 4623 mSDtfsCounter, 4543 mSDsluCounter, 9276 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4544 SdHoareTripleChecker+Valid, 13899 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 07:32:14,348 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4544 Valid, 13899 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 07:32:14,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43222 states. [2024-12-02 07:32:15,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43222 to 43220. [2024-12-02 07:32:15,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43220 states, 31650 states have (on average 1.3209794628751974) internal successors, (41809), 32158 states have internal predecessors, (41809), 9348 states have call successors, (9348), 2245 states have call predecessors, (9348), 2219 states have return successors, (9468), 9071 states have call predecessors, (9468), 9344 states have call successors, (9468) [2024-12-02 07:32:15,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43220 states to 43220 states and 60625 transitions. [2024-12-02 07:32:15,786 INFO L78 Accepts]: Start accepts. Automaton has 43220 states and 60625 transitions. Word has length 242 [2024-12-02 07:32:15,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:32:15,787 INFO L471 AbstractCegarLoop]: Abstraction has 43220 states and 60625 transitions. [2024-12-02 07:32:15,787 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-12-02 07:32:15,787 INFO L276 IsEmpty]: Start isEmpty. Operand 43220 states and 60625 transitions. [2024-12-02 07:32:15,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2024-12-02 07:32:15,792 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:32:15,792 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 4, 4, 4, 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] [2024-12-02 07:32:15,793 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-12-02 07:32:15,793 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 07:32:15,793 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:32:15,793 INFO L85 PathProgramCache]: Analyzing trace with hash -1368584162, now seen corresponding path program 1 times [2024-12-02 07:32:15,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:32:15,793 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509066295] [2024-12-02 07:32:15,793 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:32:15,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:32:20,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:32:21,713 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 910 trivial. 0 not checked. [2024-12-02 07:32:21,713 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:32:21,713 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [509066295] [2024-12-02 07:32:21,713 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [509066295] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:32:21,713 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:32:21,714 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:32:21,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820611568] [2024-12-02 07:32:21,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:32:21,714 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:32:21,714 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:32:21,715 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:32:21,715 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:32:21,715 INFO L87 Difference]: Start difference. First operand 43220 states and 60625 transitions. Second operand has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-12-02 07:32:22,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:32:22,979 INFO L93 Difference]: Finished difference Result 43226 states and 60630 transitions. [2024-12-02 07:32:22,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:32:22,979 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 247 [2024-12-02 07:32:22,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:32:23,120 INFO L225 Difference]: With dead ends: 43226 [2024-12-02 07:32:23,120 INFO L226 Difference]: Without dead ends: 43224 [2024-12-02 07:32:23,140 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:32:23,141 INFO L435 NwaCegarLoop]: 4628 mSDtfsCounter, 4553 mSDsluCounter, 9237 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4554 SdHoareTripleChecker+Valid, 13865 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 07:32:23,141 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4554 Valid, 13865 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:32:23,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43224 states. [2024-12-02 07:32:24,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43224 to 43224. [2024-12-02 07:32:24,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43224 states, 31653 states have (on average 1.3209490411651343) internal successors, (41812), 32161 states have internal predecessors, (41812), 9348 states have call successors, (9348), 2246 states have call predecessors, (9348), 2220 states have return successors, (9468), 9071 states have call predecessors, (9468), 9344 states have call successors, (9468) [2024-12-02 07:32:24,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43224 states to 43224 states and 60628 transitions. [2024-12-02 07:32:24,646 INFO L78 Accepts]: Start accepts. Automaton has 43224 states and 60628 transitions. Word has length 247 [2024-12-02 07:32:24,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:32:24,646 INFO L471 AbstractCegarLoop]: Abstraction has 43224 states and 60628 transitions. [2024-12-02 07:32:24,647 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-12-02 07:32:24,647 INFO L276 IsEmpty]: Start isEmpty. Operand 43224 states and 60628 transitions. [2024-12-02 07:32:24,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2024-12-02 07:32:24,653 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:32:24,653 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:32:24,653 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-12-02 07:32:24,653 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 07:32:24,654 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:32:24,654 INFO L85 PathProgramCache]: Analyzing trace with hash 781321358, now seen corresponding path program 1 times [2024-12-02 07:32:24,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:32:24,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [196173845] [2024-12-02 07:32:24,654 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:32:24,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:32:29,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:32:29,815 INFO L134 CoverageAnalysis]: Checked inductivity of 914 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 904 trivial. 0 not checked. [2024-12-02 07:32:29,815 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:32:29,815 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [196173845] [2024-12-02 07:32:29,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [196173845] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:32:29,816 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:32:29,816 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:32:29,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1758177286] [2024-12-02 07:32:29,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:32:29,816 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:32:29,816 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:32:29,817 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:32:29,817 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:32:29,817 INFO L87 Difference]: Start difference. First operand 43224 states and 60628 transitions. Second operand has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2024-12-02 07:32:33,868 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:32:35,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:32:35,862 INFO L93 Difference]: Finished difference Result 101391 states and 142296 transitions. [2024-12-02 07:32:35,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:32:35,862 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) Word has length 255 [2024-12-02 07:32:35,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:32:36,098 INFO L225 Difference]: With dead ends: 101391 [2024-12-02 07:32:36,098 INFO L226 Difference]: Without dead ends: 58453 [2024-12-02 07:32:36,230 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 07:32:36,231 INFO L435 NwaCegarLoop]: 9000 mSDtfsCounter, 4410 mSDsluCounter, 4603 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 6 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4410 SdHoareTripleChecker+Valid, 13603 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-12-02 07:32:36,231 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4410 Valid, 13603 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 25 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2024-12-02 07:32:36,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58453 states. [2024-12-02 07:32:37,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58453 to 58422. [2024-12-02 07:32:37,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58422 states, 42755 states have (on average 1.3201496900947258) internal successors, (56443), 43448 states have internal predecessors, (56443), 12697 states have call successors, (12697), 3000 states have call predecessors, (12697), 2967 states have return successors, (12854), 12339 states have call predecessors, (12854), 12693 states have call successors, (12854) [2024-12-02 07:32:38,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58422 states to 58422 states and 81994 transitions. [2024-12-02 07:32:38,207 INFO L78 Accepts]: Start accepts. Automaton has 58422 states and 81994 transitions. Word has length 255 [2024-12-02 07:32:38,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:32:38,207 INFO L471 AbstractCegarLoop]: Abstraction has 58422 states and 81994 transitions. [2024-12-02 07:32:38,208 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2024-12-02 07:32:38,208 INFO L276 IsEmpty]: Start isEmpty. Operand 58422 states and 81994 transitions. [2024-12-02 07:32:38,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2024-12-02 07:32:38,212 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:32:38,213 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 4, 4, 4, 3, 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] [2024-12-02 07:32:38,213 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-12-02 07:32:38,213 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 07:32:38,213 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:32:38,214 INFO L85 PathProgramCache]: Analyzing trace with hash -986003066, now seen corresponding path program 1 times [2024-12-02 07:32:38,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:32:38,214 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971029427] [2024-12-02 07:32:38,214 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:32:38,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:32:43,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:32:43,879 INFO L134 CoverageAnalysis]: Checked inductivity of 918 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 914 trivial. 0 not checked. [2024-12-02 07:32:43,879 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:32:43,879 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [971029427] [2024-12-02 07:32:43,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [971029427] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:32:43,879 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:32:43,880 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:32:43,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947377548] [2024-12-02 07:32:43,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:32:43,880 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:32:43,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:32:43,881 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:32:43,881 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:32:43,882 INFO L87 Difference]: Start difference. First operand 58422 states and 81994 transitions. Second operand has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-12-02 07:32:45,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:32:45,525 INFO L93 Difference]: Finished difference Result 58428 states and 81999 transitions. [2024-12-02 07:32:45,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:32:45,525 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 252 [2024-12-02 07:32:45,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:32:45,715 INFO L225 Difference]: With dead ends: 58428 [2024-12-02 07:32:45,715 INFO L226 Difference]: Without dead ends: 58426 [2024-12-02 07:32:45,742 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:32:45,742 INFO L435 NwaCegarLoop]: 4628 mSDtfsCounter, 4552 mSDsluCounter, 9237 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4553 SdHoareTripleChecker+Valid, 13865 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 07:32:45,743 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4553 Valid, 13865 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:32:45,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58426 states. [2024-12-02 07:32:47,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58426 to 58426. [2024-12-02 07:32:47,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58426 states, 42758 states have (on average 1.3201272276533047) internal successors, (56446), 43451 states have internal predecessors, (56446), 12697 states have call successors, (12697), 3001 states have call predecessors, (12697), 2968 states have return successors, (12854), 12339 states have call predecessors, (12854), 12693 states have call successors, (12854) [2024-12-02 07:32:47,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58426 states to 58426 states and 81997 transitions. [2024-12-02 07:32:47,811 INFO L78 Accepts]: Start accepts. Automaton has 58426 states and 81997 transitions. Word has length 252 [2024-12-02 07:32:47,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:32:47,812 INFO L471 AbstractCegarLoop]: Abstraction has 58426 states and 81997 transitions. [2024-12-02 07:32:47,812 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-12-02 07:32:47,812 INFO L276 IsEmpty]: Start isEmpty. Operand 58426 states and 81997 transitions. [2024-12-02 07:32:47,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2024-12-02 07:32:47,818 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:32:47,818 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:32:47,818 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-12-02 07:32:47,818 INFO L396 AbstractCegarLoop]: === Iteration 10 === 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 07:32:47,818 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:32:47,819 INFO L85 PathProgramCache]: Analyzing trace with hash -392627628, now seen corresponding path program 1 times [2024-12-02 07:32:47,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:32:47,819 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1103594813] [2024-12-02 07:32:47,819 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:32:47,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:32:52,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:32:52,563 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2024-12-02 07:32:52,564 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:32:52,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1103594813] [2024-12-02 07:32:52,564 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1103594813] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:32:52,564 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:32:52,564 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:32:52,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [633319284] [2024-12-02 07:32:52,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:32:52,565 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:32:52,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:32:52,565 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:32:52,565 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:32:52,565 INFO L87 Difference]: Start difference. First operand 58426 states and 81997 transitions. Second operand has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-12-02 07:32:56,617 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:33:00,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:33:00,076 INFO L93 Difference]: Finished difference Result 136670 states and 191452 transitions. [2024-12-02 07:33:00,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:33:00,077 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 256 [2024-12-02 07:33:00,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:33:00,349 INFO L225 Difference]: With dead ends: 136670 [2024-12-02 07:33:00,349 INFO L226 Difference]: Without dead ends: 78530 [2024-12-02 07:33:00,500 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 07:33:00,500 INFO L435 NwaCegarLoop]: 6801 mSDtfsCounter, 4210 mSDsluCounter, 4559 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 15 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4210 SdHoareTripleChecker+Valid, 11360 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:33:00,500 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4210 Valid, 11360 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 78 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2024-12-02 07:33:00,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78530 states. [2024-12-02 07:33:02,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78530 to 78484. [2024-12-02 07:33:02,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78484 states, 57312 states have (on average 1.315501116694584) internal successors, (75394), 58265 states have internal predecessors, (75394), 17026 states have call successors, (17026), 4185 states have call predecessors, (17026), 4143 states have return successors, (17215), 16544 states have call predecessors, (17215), 17022 states have call successors, (17215) [2024-12-02 07:33:03,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78484 states to 78484 states and 109635 transitions. [2024-12-02 07:33:03,239 INFO L78 Accepts]: Start accepts. Automaton has 78484 states and 109635 transitions. Word has length 256 [2024-12-02 07:33:03,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:33:03,239 INFO L471 AbstractCegarLoop]: Abstraction has 78484 states and 109635 transitions. [2024-12-02 07:33:03,239 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-12-02 07:33:03,240 INFO L276 IsEmpty]: Start isEmpty. Operand 78484 states and 109635 transitions. [2024-12-02 07:33:03,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2024-12-02 07:33:03,244 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:33:03,244 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 4, 4, 4, 4, 3, 3, 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] [2024-12-02 07:33:03,244 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-12-02 07:33:03,244 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 07:33:03,244 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:33:03,245 INFO L85 PathProgramCache]: Analyzing trace with hash 1219348702, now seen corresponding path program 1 times [2024-12-02 07:33:03,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:33:03,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481156085] [2024-12-02 07:33:03,245 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:33:03,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:33:08,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:33:09,171 INFO L134 CoverageAnalysis]: Checked inductivity of 928 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 922 trivial. 0 not checked. [2024-12-02 07:33:09,171 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:33:09,172 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481156085] [2024-12-02 07:33:09,172 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [481156085] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:33:09,172 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:33:09,172 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:33:09,172 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [24492303] [2024-12-02 07:33:09,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:33:09,172 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:33:09,172 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:33:09,173 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:33:09,173 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:33:09,173 INFO L87 Difference]: Start difference. First operand 78484 states and 109635 transitions. Second operand has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-12-02 07:33:11,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:33:11,573 INFO L93 Difference]: Finished difference Result 78490 states and 109640 transitions. [2024-12-02 07:33:11,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:33:11,574 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 257 [2024-12-02 07:33:11,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:33:11,834 INFO L225 Difference]: With dead ends: 78490 [2024-12-02 07:33:11,834 INFO L226 Difference]: Without dead ends: 78488 [2024-12-02 07:33:11,861 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:33:11,862 INFO L435 NwaCegarLoop]: 4628 mSDtfsCounter, 4551 mSDsluCounter, 9237 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4552 SdHoareTripleChecker+Valid, 13865 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 07:33:11,862 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4552 Valid, 13865 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:33:11,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78488 states. [2024-12-02 07:33:14,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78488 to 78488. [2024-12-02 07:33:14,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78488 states, 57315 states have (on average 1.3154846026345635) internal successors, (75397), 58268 states have internal predecessors, (75397), 17026 states have call successors, (17026), 4186 states have call predecessors, (17026), 4144 states have return successors, (17215), 16544 states have call predecessors, (17215), 17022 states have call successors, (17215) [2024-12-02 07:33:14,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78488 states to 78488 states and 109638 transitions. [2024-12-02 07:33:14,864 INFO L78 Accepts]: Start accepts. Automaton has 78488 states and 109638 transitions. Word has length 257 [2024-12-02 07:33:14,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:33:14,864 INFO L471 AbstractCegarLoop]: Abstraction has 78488 states and 109638 transitions. [2024-12-02 07:33:14,864 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-12-02 07:33:14,865 INFO L276 IsEmpty]: Start isEmpty. Operand 78488 states and 109638 transitions. [2024-12-02 07:33:14,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2024-12-02 07:33:14,869 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:33:14,869 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 5, 4, 4, 4, 4, 4, 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] [2024-12-02 07:33:14,869 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-12-02 07:33:14,869 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 07:33:14,870 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:33:14,870 INFO L85 PathProgramCache]: Analyzing trace with hash -695617466, now seen corresponding path program 1 times [2024-12-02 07:33:14,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:33:14,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472664521] [2024-12-02 07:33:14,870 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:33:14,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:33:20,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:33:21,623 INFO L134 CoverageAnalysis]: Checked inductivity of 942 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 934 trivial. 0 not checked. [2024-12-02 07:33:21,624 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:33:21,624 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [472664521] [2024-12-02 07:33:21,624 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [472664521] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:33:21,624 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:33:21,624 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:33:21,624 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920044315] [2024-12-02 07:33:21,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:33:21,625 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:33:21,625 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:33:21,626 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:33:21,626 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:33:21,626 INFO L87 Difference]: Start difference. First operand 78488 states and 109638 transitions. Second operand has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-12-02 07:33:24,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:33:24,875 INFO L93 Difference]: Finished difference Result 78494 states and 109643 transitions. [2024-12-02 07:33:24,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:33:24,876 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 262 [2024-12-02 07:33:24,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:33:25,146 INFO L225 Difference]: With dead ends: 78494 [2024-12-02 07:33:25,146 INFO L226 Difference]: Without dead ends: 78492 [2024-12-02 07:33:25,183 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:33:25,183 INFO L435 NwaCegarLoop]: 4628 mSDtfsCounter, 4550 mSDsluCounter, 9237 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4551 SdHoareTripleChecker+Valid, 13865 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 07:33:25,183 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4551 Valid, 13865 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:33:25,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78492 states. [2024-12-02 07:33:28,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78492 to 78492. [2024-12-02 07:33:28,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78492 states, 57318 states have (on average 1.3154680903032205) internal successors, (75400), 58271 states have internal predecessors, (75400), 17026 states have call successors, (17026), 4187 states have call predecessors, (17026), 4145 states have return successors, (17215), 16544 states have call predecessors, (17215), 17022 states have call successors, (17215) [2024-12-02 07:33:28,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78492 states to 78492 states and 109641 transitions. [2024-12-02 07:33:28,483 INFO L78 Accepts]: Start accepts. Automaton has 78492 states and 109641 transitions. Word has length 262 [2024-12-02 07:33:28,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:33:28,483 INFO L471 AbstractCegarLoop]: Abstraction has 78492 states and 109641 transitions. [2024-12-02 07:33:28,483 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-12-02 07:33:28,484 INFO L276 IsEmpty]: Start isEmpty. Operand 78492 states and 109641 transitions. [2024-12-02 07:33:28,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2024-12-02 07:33:28,489 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:33:28,489 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 6, 5, 5, 4, 4, 4, 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] [2024-12-02 07:33:28,489 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-12-02 07:33:28,489 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 07:33:28,490 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:33:28,490 INFO L85 PathProgramCache]: Analyzing trace with hash 1096827294, now seen corresponding path program 1 times [2024-12-02 07:33:28,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:33:28,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413683071] [2024-12-02 07:33:28,490 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:33:28,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:33:32,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:33:33,516 INFO L134 CoverageAnalysis]: Checked inductivity of 960 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 950 trivial. 0 not checked. [2024-12-02 07:33:33,517 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:33:33,517 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1413683071] [2024-12-02 07:33:33,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1413683071] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:33:33,517 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:33:33,517 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:33:33,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360971883] [2024-12-02 07:33:33,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:33:33,518 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:33:33,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:33:33,519 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:33:33,519 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:33:33,519 INFO L87 Difference]: Start difference. First operand 78492 states and 109641 transitions. Second operand has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-12-02 07:33:36,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:33:36,893 INFO L93 Difference]: Finished difference Result 78498 states and 109646 transitions. [2024-12-02 07:33:36,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:33:36,893 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 267 [2024-12-02 07:33:36,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:33:37,213 INFO L225 Difference]: With dead ends: 78498 [2024-12-02 07:33:37,213 INFO L226 Difference]: Without dead ends: 78496 [2024-12-02 07:33:37,250 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:33:37,250 INFO L435 NwaCegarLoop]: 4628 mSDtfsCounter, 4549 mSDsluCounter, 9237 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4550 SdHoareTripleChecker+Valid, 13865 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 07:33:37,250 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4550 Valid, 13865 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:33:37,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78496 states. [2024-12-02 07:33:40,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78496 to 78496. [2024-12-02 07:33:40,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78496 states, 57321 states have (on average 1.3154515797002844) internal successors, (75403), 58274 states have internal predecessors, (75403), 17026 states have call successors, (17026), 4188 states have call predecessors, (17026), 4146 states have return successors, (17215), 16544 states have call predecessors, (17215), 17022 states have call successors, (17215) [2024-12-02 07:33:41,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78496 states to 78496 states and 109644 transitions. [2024-12-02 07:33:41,233 INFO L78 Accepts]: Start accepts. Automaton has 78496 states and 109644 transitions. Word has length 267 [2024-12-02 07:33:41,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:33:41,233 INFO L471 AbstractCegarLoop]: Abstraction has 78496 states and 109644 transitions. [2024-12-02 07:33:41,233 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-12-02 07:33:41,233 INFO L276 IsEmpty]: Start isEmpty. Operand 78496 states and 109644 transitions. [2024-12-02 07:33:41,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-12-02 07:33:41,239 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:33:41,239 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 7, 6, 6, 4, 4, 4, 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] [2024-12-02 07:33:41,239 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-12-02 07:33:41,239 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:33:41,240 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:33:41,240 INFO L85 PathProgramCache]: Analyzing trace with hash -1971394810, now seen corresponding path program 1 times [2024-12-02 07:33:41,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:33:41,240 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217130465] [2024-12-02 07:33:41,240 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:33:41,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:33:45,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:33:46,218 INFO L134 CoverageAnalysis]: Checked inductivity of 982 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 970 trivial. 0 not checked. [2024-12-02 07:33:46,219 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:33:46,219 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217130465] [2024-12-02 07:33:46,219 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [217130465] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:33:46,219 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:33:46,219 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:33:46,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [764071878] [2024-12-02 07:33:46,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:33:46,219 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:33:46,219 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:33:46,220 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:33:46,220 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:33:46,220 INFO L87 Difference]: Start difference. First operand 78496 states and 109644 transitions. Second operand has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-12-02 07:33:49,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:33:49,137 INFO L93 Difference]: Finished difference Result 78502 states and 109649 transitions. [2024-12-02 07:33:49,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:33:49,138 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 272 [2024-12-02 07:33:49,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:33:49,403 INFO L225 Difference]: With dead ends: 78502 [2024-12-02 07:33:49,403 INFO L226 Difference]: Without dead ends: 78500 [2024-12-02 07:33:49,440 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:33:49,440 INFO L435 NwaCegarLoop]: 4628 mSDtfsCounter, 4548 mSDsluCounter, 9237 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4549 SdHoareTripleChecker+Valid, 13865 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 07:33:49,441 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4549 Valid, 13865 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:33:49,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78500 states. [2024-12-02 07:33:52,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78500 to 78500. [2024-12-02 07:33:52,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78500 states, 57324 states have (on average 1.3154350708254832) internal successors, (75406), 58277 states have internal predecessors, (75406), 17026 states have call successors, (17026), 4189 states have call predecessors, (17026), 4147 states have return successors, (17215), 16544 states have call predecessors, (17215), 17022 states have call successors, (17215) [2024-12-02 07:33:52,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78500 states to 78500 states and 109647 transitions. [2024-12-02 07:33:52,926 INFO L78 Accepts]: Start accepts. Automaton has 78500 states and 109647 transitions. Word has length 272 [2024-12-02 07:33:52,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:33:52,927 INFO L471 AbstractCegarLoop]: Abstraction has 78500 states and 109647 transitions. [2024-12-02 07:33:52,927 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-12-02 07:33:52,927 INFO L276 IsEmpty]: Start isEmpty. Operand 78500 states and 109647 transitions. [2024-12-02 07:33:52,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2024-12-02 07:33:52,933 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:33:52,933 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 8, 7, 7, 4, 4, 4, 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] [2024-12-02 07:33:52,934 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-12-02 07:33:52,934 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:33:52,934 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:33:52,934 INFO L85 PathProgramCache]: Analyzing trace with hash -2058061218, now seen corresponding path program 1 times [2024-12-02 07:33:52,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:33:52,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844495765] [2024-12-02 07:33:52,934 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:33:52,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:33:58,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:33:58,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1008 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 994 trivial. 0 not checked. [2024-12-02 07:33:58,824 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:33:58,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844495765] [2024-12-02 07:33:58,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [844495765] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:33:58,824 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:33:58,824 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:33:58,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083726475] [2024-12-02 07:33:58,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:33:58,825 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:33:58,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:33:58,826 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:33:58,826 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:33:58,826 INFO L87 Difference]: Start difference. First operand 78500 states and 109647 transitions. Second operand has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-12-02 07:34:02,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:34:02,206 INFO L93 Difference]: Finished difference Result 85378 states and 117271 transitions. [2024-12-02 07:34:02,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:34:02,207 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 277 [2024-12-02 07:34:02,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:34:02,474 INFO L225 Difference]: With dead ends: 85378 [2024-12-02 07:34:02,474 INFO L226 Difference]: Without dead ends: 85376 [2024-12-02 07:34:02,508 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:34:02,508 INFO L435 NwaCegarLoop]: 4681 mSDtfsCounter, 2693 mSDsluCounter, 11547 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2694 SdHoareTripleChecker+Valid, 16228 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-12-02 07:34:02,509 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2694 Valid, 16228 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-12-02 07:34:02,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85376 states. [2024-12-02 07:34:06,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85376 to 85374. [2024-12-02 07:34:06,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85374 states, 61558 states have (on average 1.3035998570453882) internal successors, (80247), 62634 states have internal predecessors, (80247), 18416 states have call successors, (18416), 5439 states have call predecessors, (18416), 5397 states have return successors, (18605), 17837 states have call predecessors, (18605), 18412 states have call successors, (18605) [2024-12-02 07:34:06,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85374 states to 85374 states and 117268 transitions. [2024-12-02 07:34:06,711 INFO L78 Accepts]: Start accepts. Automaton has 85374 states and 117268 transitions. Word has length 277 [2024-12-02 07:34:06,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:34:06,712 INFO L471 AbstractCegarLoop]: Abstraction has 85374 states and 117268 transitions. [2024-12-02 07:34:06,712 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-12-02 07:34:06,712 INFO L276 IsEmpty]: Start isEmpty. Operand 85374 states and 117268 transitions. [2024-12-02 07:34:06,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2024-12-02 07:34:06,718 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:34:06,719 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 13, 13, 13, 13, 13, 13, 9, 8, 8, 5, 5, 5, 3, 3, 3, 3, 3, 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] [2024-12-02 07:34:06,719 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-12-02 07:34:06,719 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:34:06,719 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:34:06,720 INFO L85 PathProgramCache]: Analyzing trace with hash -61809975, now seen corresponding path program 1 times [2024-12-02 07:34:06,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:34:06,720 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1994813643] [2024-12-02 07:34:06,720 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:34:06,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:34:11,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:34:11,481 INFO L134 CoverageAnalysis]: Checked inductivity of 1169 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 1142 trivial. 0 not checked. [2024-12-02 07:34:11,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:34:11,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1994813643] [2024-12-02 07:34:11,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1994813643] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:34:11,481 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:34:11,481 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:34:11,481 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [61148608] [2024-12-02 07:34:11,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:34:11,482 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:34:11,482 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:34:11,483 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:34:11,483 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:34:11,483 INFO L87 Difference]: Start difference. First operand 85374 states and 117268 transitions. Second operand has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2024-12-02 07:34:15,534 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:34:20,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:34:20,533 INFO L93 Difference]: Finished difference Result 193255 states and 265261 transitions. [2024-12-02 07:34:20,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:34:20,534 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 308 [2024-12-02 07:34:20,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:34:20,924 INFO L225 Difference]: With dead ends: 193255 [2024-12-02 07:34:20,924 INFO L226 Difference]: Without dead ends: 108173 [2024-12-02 07:34:21,137 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 07:34:21,137 INFO L435 NwaCegarLoop]: 9071 mSDtfsCounter, 4446 mSDsluCounter, 4601 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4446 SdHoareTripleChecker+Valid, 13672 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-12-02 07:34:21,138 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4446 Valid, 13672 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2024-12-02 07:34:21,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108173 states. [2024-12-02 07:34:25,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108173 to 108118. [2024-12-02 07:34:25,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108118 states, 77766 states have (on average 1.3010441581153718) internal successors, (101177), 79159 states have internal predecessors, (101177), 23465 states have call successors, (23465), 6947 states have call predecessors, (23465), 6884 states have return successors, (23691), 22725 states have call predecessors, (23691), 23461 states have call successors, (23691) [2024-12-02 07:34:26,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108118 states to 108118 states and 148333 transitions. [2024-12-02 07:34:26,421 INFO L78 Accepts]: Start accepts. Automaton has 108118 states and 148333 transitions. Word has length 308 [2024-12-02 07:34:26,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:34:26,421 INFO L471 AbstractCegarLoop]: Abstraction has 108118 states and 148333 transitions. [2024-12-02 07:34:26,421 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2024-12-02 07:34:26,422 INFO L276 IsEmpty]: Start isEmpty. Operand 108118 states and 148333 transitions. [2024-12-02 07:34:26,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2024-12-02 07:34:26,429 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:34:26,429 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 13, 13, 13, 13, 13, 13, 9, 8, 8, 5, 5, 5, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:34:26,430 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-12-02 07:34:26,430 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:34:26,430 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:34:26,430 INFO L85 PathProgramCache]: Analyzing trace with hash 693192900, now seen corresponding path program 1 times [2024-12-02 07:34:26,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:34:26,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [727732357] [2024-12-02 07:34:26,430 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:34:26,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:34:32,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:34:33,232 INFO L134 CoverageAnalysis]: Checked inductivity of 1171 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 1140 trivial. 0 not checked. [2024-12-02 07:34:33,232 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:34:33,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [727732357] [2024-12-02 07:34:33,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [727732357] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:34:33,233 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:34:33,233 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 07:34:33,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [297229548] [2024-12-02 07:34:33,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:34:33,234 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 07:34:33,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:34:33,235 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 07:34:33,235 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 07:34:33,235 INFO L87 Difference]: Start difference. First operand 108118 states and 148333 transitions. Second operand has 4 states, 4 states have (on average 22.25) internal successors, (89), 4 states have internal predecessors, (89), 3 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2024-12-02 07:34:37,295 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:35:20,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:35:20,443 INFO L93 Difference]: Finished difference Result 216021 states and 296332 transitions. [2024-12-02 07:35:20,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 07:35:20,444 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.25) internal successors, (89), 4 states have internal predecessors, (89), 3 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 309 [2024-12-02 07:35:20,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:35:21,427 INFO L225 Difference]: With dead ends: 216021 [2024-12-02 07:35:21,427 INFO L226 Difference]: Without dead ends: 215896 [2024-12-02 07:35:21,493 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 07:35:21,494 INFO L435 NwaCegarLoop]: 9206 mSDtfsCounter, 9176 mSDsluCounter, 6217 mSDsCounter, 0 mSdLazyCounter, 2998 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9176 SdHoareTripleChecker+Valid, 15423 SdHoareTripleChecker+Invalid, 3001 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 2998 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.5s IncrementalHoareTripleChecker+Time [2024-12-02 07:35:21,494 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9176 Valid, 15423 Invalid, 3001 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 2998 Invalid, 1 Unknown, 0 Unchecked, 37.5s Time] [2024-12-02 07:35:21,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215896 states. [2024-12-02 07:35:30,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215896 to 194532. [2024-12-02 07:35:30,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194532 states, 139901 states have (on average 1.301062894475379) internal successors, (182020), 142384 states have internal predecessors, (182020), 42193 states have call successors, (42193), 12569 states have call predecessors, (42193), 12435 states have return successors, (42584), 40847 states have call predecessors, (42584), 42189 states have call successors, (42584) [2024-12-02 07:35:31,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194532 states to 194532 states and 266797 transitions. [2024-12-02 07:35:31,779 INFO L78 Accepts]: Start accepts. Automaton has 194532 states and 266797 transitions. Word has length 309 [2024-12-02 07:35:31,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:35:31,780 INFO L471 AbstractCegarLoop]: Abstraction has 194532 states and 266797 transitions. [2024-12-02 07:35:31,780 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.25) internal successors, (89), 4 states have internal predecessors, (89), 3 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2024-12-02 07:35:31,780 INFO L276 IsEmpty]: Start isEmpty. Operand 194532 states and 266797 transitions. [2024-12-02 07:35:31,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2024-12-02 07:35:31,792 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:35:31,792 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 13, 13, 13, 13, 13, 13, 9, 8, 8, 5, 5, 5, 3, 3, 3, 3, 3, 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] [2024-12-02 07:35:31,792 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-12-02 07:35:31,792 INFO L396 AbstractCegarLoop]: === Iteration 18 === 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 07:35:31,792 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:35:31,793 INFO L85 PathProgramCache]: Analyzing trace with hash -1610606839, now seen corresponding path program 1 times [2024-12-02 07:35:31,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:35:31,793 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61025190] [2024-12-02 07:35:31,793 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:35:31,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:35:36,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:35:36,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1169 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 1142 trivial. 0 not checked. [2024-12-02 07:35:36,967 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:35:36,967 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [61025190] [2024-12-02 07:35:36,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [61025190] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:35:36,967 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:35:36,967 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:35:36,967 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720801986] [2024-12-02 07:35:36,967 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:35:36,968 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:35:36,968 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:35:36,968 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:35:36,968 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:35:36,969 INFO L87 Difference]: Start difference. First operand 194532 states and 266797 transitions. Second operand has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2024-12-02 07:35:41,018 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:35:51,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:35:51,999 INFO L93 Difference]: Finished difference Result 431316 states and 591788 transitions. [2024-12-02 07:35:51,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:35:51,999 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 308 [2024-12-02 07:35:52,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:35:52,898 INFO L225 Difference]: With dead ends: 431316 [2024-12-02 07:35:52,898 INFO L226 Difference]: Without dead ends: 237076 [2024-12-02 07:35:53,378 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 07:35:53,379 INFO L435 NwaCegarLoop]: 9003 mSDtfsCounter, 4381 mSDsluCounter, 4601 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4381 SdHoareTripleChecker+Valid, 13604 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-12-02 07:35:53,379 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4381 Valid, 13604 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 23 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2024-12-02 07:35:53,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237076 states. [2024-12-02 07:36:04,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237076 to 237072. [2024-12-02 07:36:05,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 237072 states, 170543 states have (on average 1.3010091296623139) internal successors, (221878), 173570 states have internal predecessors, (221878), 51485 states have call successors, (51485), 15189 states have call predecessors, (51485), 15041 states have return successors, (51950), 49899 states have call predecessors, (51950), 51481 states have call successors, (51950) [2024-12-02 07:36:06,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237072 states to 237072 states and 325313 transitions. [2024-12-02 07:36:06,176 INFO L78 Accepts]: Start accepts. Automaton has 237072 states and 325313 transitions. Word has length 308 [2024-12-02 07:36:06,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:36:06,177 INFO L471 AbstractCegarLoop]: Abstraction has 237072 states and 325313 transitions. [2024-12-02 07:36:06,177 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2024-12-02 07:36:06,177 INFO L276 IsEmpty]: Start isEmpty. Operand 237072 states and 325313 transitions. [2024-12-02 07:36:06,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2024-12-02 07:36:06,188 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:36:06,188 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 13, 13, 13, 13, 13, 13, 9, 8, 8, 5, 5, 5, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:36:06,188 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-12-02 07:36:06,189 INFO L396 AbstractCegarLoop]: === Iteration 19 === 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 07:36:06,189 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:36:06,189 INFO L85 PathProgramCache]: Analyzing trace with hash -1028809786, now seen corresponding path program 1 times [2024-12-02 07:36:06,189 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:36:06,189 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112935528] [2024-12-02 07:36:06,189 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:36:06,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:36:11,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:36:11,878 INFO L134 CoverageAnalysis]: Checked inductivity of 1171 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 1155 trivial. 0 not checked. [2024-12-02 07:36:11,878 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:36:11,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2112935528] [2024-12-02 07:36:11,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2112935528] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:36:11,879 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:36:11,879 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:36:11,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896536187] [2024-12-02 07:36:11,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:36:11,879 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:36:11,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:36:11,880 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:36:11,880 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:36:11,880 INFO L87 Difference]: Start difference. First operand 237072 states and 325313 transitions. Second operand has 5 states, 5 states have (on average 16.4) internal successors, (82), 4 states have internal predecessors, (82), 2 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-12-02 07:36:21,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:36:21,884 INFO L93 Difference]: Finished difference Result 237078 states and 325318 transitions. [2024-12-02 07:36:21,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:36:21,885 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.4) internal successors, (82), 4 states have internal predecessors, (82), 2 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 309 [2024-12-02 07:36:21,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:36:22,711 INFO L225 Difference]: With dead ends: 237078 [2024-12-02 07:36:22,711 INFO L226 Difference]: Without dead ends: 237076 [2024-12-02 07:36:22,787 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:36:22,787 INFO L435 NwaCegarLoop]: 4628 mSDtfsCounter, 4540 mSDsluCounter, 9237 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4541 SdHoareTripleChecker+Valid, 13865 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 07:36:22,787 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4541 Valid, 13865 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:36:22,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237076 states.