./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-calxeda-xgmac.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_5418b2f9-0096-44f3-9445-b987790d726c/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5418b2f9-0096-44f3-9445-b987790d726c/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5418b2f9-0096-44f3-9445-b987790d726c/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5418b2f9-0096-44f3-9445-b987790d726c/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5418b2f9-0096-44f3-9445-b987790d726c/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5418b2f9-0096-44f3-9445-b987790d726c/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f0781735bf38d1c3fc92bdfb35c4f492919d5b3ef51c397a03981a69e2882b55 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:12:42,996 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:12:43,066 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5418b2f9-0096-44f3-9445-b987790d726c/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-28 03:12:43,072 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:12:43,072 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:12:43,111 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:12:43,114 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:12:43,114 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:12:43,115 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:12:43,115 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:12:43,116 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 03:12:43,117 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 03:12:43,117 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:12:43,117 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:12:43,117 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:12:43,118 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:12:43,118 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 03:12:43,118 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 03:12:43,118 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:12:43,118 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 03:12:43,118 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 03:12:43,118 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 03:12:43,119 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:12:43,119 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:12:43,119 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:12:43,119 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 03:12:43,119 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:12:43,120 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:12:43,120 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:12:43,120 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:12:43,120 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:12:43,120 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:12:43,121 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:12:43,121 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:12:43,121 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:12:43,121 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:12:43,121 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 03:12:43,122 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 03:12:43,122 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 03:12:43,122 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 03:12:43,122 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 03:12:43,122 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 03:12:43,122 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 03:12:43,122 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 03:12:43,122 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 03:12:43,123 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_5418b2f9-0096-44f3-9445-b987790d726c/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0781735bf38d1c3fc92bdfb35c4f492919d5b3ef51c397a03981a69e2882b55 [2024-11-28 03:12:43,452 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:12:43,461 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:12:43,465 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:12:43,466 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:12:43,467 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:12:43,470 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5418b2f9-0096-44f3-9445-b987790d726c/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i [2024-11-28 03:12:46,528 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5418b2f9-0096-44f3-9445-b987790d726c/bin/uautomizer-verify-aQ6SnzHsRB/data/90c5b6eb4/2205a43a158c489aba4976e600b6a995/FLAG0a9499867 [2024-11-28 03:12:47,409 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:12:47,410 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5418b2f9-0096-44f3-9445-b987790d726c/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i [2024-11-28 03:12:47,472 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5418b2f9-0096-44f3-9445-b987790d726c/bin/uautomizer-verify-aQ6SnzHsRB/data/90c5b6eb4/2205a43a158c489aba4976e600b6a995/FLAG0a9499867 [2024-11-28 03:12:47,490 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5418b2f9-0096-44f3-9445-b987790d726c/bin/uautomizer-verify-aQ6SnzHsRB/data/90c5b6eb4/2205a43a158c489aba4976e600b6a995 [2024-11-28 03:12:47,492 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:12:47,494 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:12:47,495 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:12:47,495 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:12:47,500 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:12:47,501 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:12:47" (1/1) ... [2024-11-28 03:12:47,502 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ba70d19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:12:47, skipping insertion in model container [2024-11-28 03:12:47,502 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:12:47" (1/1) ... [2024-11-28 03:12:47,629 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:12:50,572 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_5418b2f9-0096-44f3-9445-b987790d726c/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i[358326,358339] [2024-11-28 03:12:50,579 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_5418b2f9-0096-44f3-9445-b987790d726c/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i[358495,358508] [2024-11-28 03:12:50,583 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_5418b2f9-0096-44f3-9445-b987790d726c/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i[358662,358675] [2024-11-28 03:12:50,584 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_5418b2f9-0096-44f3-9445-b987790d726c/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i[358830,358843] [2024-11-28 03:12:50,621 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:12:50,729 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:12:50,891 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"); [5127] [2024-11-28 03:12:50,893 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)); [5134] [2024-11-28 03:12:50,897 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5141] [2024-11-28 03:12:50,899 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)); [5182-5183] [2024-11-28 03:12:50,900 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"); [5188-5190] [2024-11-28 03:12:50,900 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [5204] [2024-11-28 03:12:50,905 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5354] [2024-11-28 03:12:50,906 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr))); [5362] [2024-11-28 03:12:50,908 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [5369] [2024-11-28 03:12:50,908 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr))); [5376] [2024-11-28 03:12:50,919 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)); [5497-5498] [2024-11-28 03:12:50,923 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)); [5531-5532] [2024-11-28 03:12:50,925 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" (79), "i" (12UL)); [5572-5573] [2024-11-28 03:12:50,927 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" (91), "i" (12UL)); [5601-5602] [2024-11-28 03:12:50,942 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)); [5920-5921] [2024-11-28 03:12:50,942 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5927] [2024-11-28 03:12:50,951 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [6189] [2024-11-28 03:12:50,951 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6192] [2024-11-28 03:12:50,952 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6195] [2024-11-28 03:12:50,952 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6198] [2024-11-28 03:12:50,952 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [6229] [2024-11-28 03:12:50,953 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6232] [2024-11-28 03:12:50,953 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6235] [2024-11-28 03:12:50,953 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6238] [2024-11-28 03:12:50,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [6269] [2024-11-28 03:12:50,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6272] [2024-11-28 03:12:50,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6275] [2024-11-28 03:12:50,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6278] [2024-11-28 03:12:50,955 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [6309] [2024-11-28 03:12:50,955 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6312] [2024-11-28 03:12:50,955 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6315] [2024-11-28 03:12:50,955 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6318] [2024-11-28 03:12:50,958 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [6439] [2024-11-28 03:12:50,958 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6442] [2024-11-28 03:12:50,959 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6445] [2024-11-28 03:12:50,959 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6448] [2024-11-28 03:12:50,960 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [6479] [2024-11-28 03:12:50,960 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6482] [2024-11-28 03:12:50,960 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6485] [2024-11-28 03:12:50,960 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6488] [2024-11-28 03:12:50,961 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [6519] [2024-11-28 03:12:50,961 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6522] [2024-11-28 03:12:50,961 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6525] [2024-11-28 03:12:50,961 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6528] [2024-11-28 03:12:50,962 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [6559] [2024-11-28 03:12:50,962 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6562] [2024-11-28 03:12:50,963 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6565] [2024-11-28 03:12:50,963 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6568] [2024-11-28 03:12:51,035 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7613] [2024-11-28 03:12:51,054 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7923] [2024-11-28 03:12:51,055 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7927] [2024-11-28 03:12:51,055 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7934] [2024-11-28 03:12:51,278 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_5418b2f9-0096-44f3-9445-b987790d726c/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i[358326,358339] [2024-11-28 03:12:51,279 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_5418b2f9-0096-44f3-9445-b987790d726c/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i[358495,358508] [2024-11-28 03:12:51,280 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_5418b2f9-0096-44f3-9445-b987790d726c/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i[358662,358675] [2024-11-28 03:12:51,280 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_5418b2f9-0096-44f3-9445-b987790d726c/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i[358830,358843] [2024-11-28 03:12:51,300 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:12:51,708 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:12:51,709 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:12:51 WrapperNode [2024-11-28 03:12:51,710 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:12:51,711 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:12:51,711 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:12:51,711 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:12:51,717 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:12:51" (1/1) ... [2024-11-28 03:12:51,831 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:12:51" (1/1) ... [2024-11-28 03:12:52,098 INFO L138 Inliner]: procedures = 502, calls = 3084, calls flagged for inlining = 256, calls inlined = 229, statements flattened = 6696 [2024-11-28 03:12:52,098 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:12:52,098 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:12:52,099 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:12:52,099 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:12:52,110 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:12:51" (1/1) ... [2024-11-28 03:12:52,110 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:12:51" (1/1) ... [2024-11-28 03:12:52,153 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:12:51" (1/1) ... [2024-11-28 03:12:53,618 INFO L175 MemorySlicer]: Split 1773 memory accesses to 16 slices as follows [1, 6, 6, 2, 6, 40, 42, 6, 6, 1581, 6, 1, 6, 2, 36, 26]. 89 percent of accesses are in the largest equivalence class. The 1107 initializations are split as follows [0, 6, 0, 0, 6, 0, 0, 6, 6, 1032, 6, 1, 6, 2, 36, 0]. The 307 writes are split as follows [0, 0, 3, 1, 0, 0, 36, 0, 0, 243, 0, 0, 0, 0, 0, 24]. [2024-11-28 03:12:53,618 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:12:51" (1/1) ... [2024-11-28 03:12:53,618 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:12:51" (1/1) ... [2024-11-28 03:12:53,835 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:12:51" (1/1) ... [2024-11-28 03:12:53,848 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:12:51" (1/1) ... [2024-11-28 03:12:53,873 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:12:51" (1/1) ... [2024-11-28 03:12:53,919 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:12:51" (1/1) ... [2024-11-28 03:12:53,947 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:12:51" (1/1) ... [2024-11-28 03:12:54,022 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:12:54,024 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:12:54,025 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:12:54,025 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:12:54,026 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:12:51" (1/1) ... [2024-11-28 03:12:54,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:12:54,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5418b2f9-0096-44f3-9445-b987790d726c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:12:54,070 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5418b2f9-0096-44f3-9445-b987790d726c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 03:12:54,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5418b2f9-0096-44f3-9445-b987790d726c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 03:12:54,108 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2024-11-28 03:12:54,108 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2024-11-28 03:12:54,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-28 03:12:54,108 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-28 03:12:54,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2024-11-28 03:12:54,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2024-11-28 03:12:54,109 INFO L130 BoogieDeclarations]: Found specification of procedure desc_set_buf_addr [2024-11-28 03:12:54,109 INFO L138 BoogieDeclarations]: Found implementation of procedure desc_set_buf_addr [2024-11-28 03:12:54,109 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-28 03:12:54,109 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-28 03:12:54,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-28 03:12:54,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-28 03:12:54,109 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_interrupt [2024-11-28 03:12:54,110 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_interrupt [2024-11-28 03:12:54,110 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-28 03:12:54,110 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-28 03:12:54,110 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_rx_refill [2024-11-28 03:12:54,110 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_rx_refill [2024-11-28 03:12:54,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-28 03:12:54,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-28 03:12:54,110 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2024-11-28 03:12:54,111 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2024-11-28 03:12:54,111 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-28 03:12:54,111 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-28 03:12:54,111 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-28 03:12:54,111 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-28 03:12:54,111 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_poll_controller [2024-11-28 03:12:54,111 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_poll_controller [2024-11-28 03:12:54,111 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2024-11-28 03:12:54,111 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2024-11-28 03:12:54,111 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2024-11-28 03:12:54,112 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2024-11-28 03:12:54,112 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_set_mac_addr [2024-11-28 03:12:54,112 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_set_mac_addr [2024-11-28 03:12:54,112 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2024-11-28 03:12:54,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2024-11-28 03:12:54,112 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2024-11-28 03:12:54,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2024-11-28 03:12:54,112 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_tx_timeout [2024-11-28 03:12:54,112 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_tx_timeout [2024-11-28 03:12:54,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-28 03:12:54,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-28 03:12:54,112 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2024-11-28 03:12:54,112 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2024-11-28 03:12:54,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-28 03:12:54,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-28 03:12:54,113 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2024-11-28 03:12:54,113 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2024-11-28 03:12:54,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 03:12:54,114 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2024-11-28 03:12:54,114 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2024-11-28 03:12:54,114 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-28 03:12:54,114 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-28 03:12:54,114 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-28 03:12:54,114 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-28 03:12:54,114 INFO L130 BoogieDeclarations]: Found specification of procedure desc_set_buf_addr_and_size [2024-11-28 03:12:54,114 INFO L138 BoogieDeclarations]: Found implementation of procedure desc_set_buf_addr_and_size [2024-11-28 03:12:54,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-28 03:12:54,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-28 03:12:54,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-28 03:12:54,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-28 03:12:54,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-28 03:12:54,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-28 03:12:54,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-28 03:12:54,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-28 03:12:54,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-28 03:12:54,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-28 03:12:54,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-28 03:12:54,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-28 03:12:54,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-28 03:12:54,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-28 03:12:54,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-28 03:12:54,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-28 03:12:54,116 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-28 03:12:54,116 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-28 03:12:54,116 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_probe [2024-11-28 03:12:54,117 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_probe [2024-11-28 03:12:54,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-28 03:12:54,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-28 03:12:54,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-28 03:12:54,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-28 03:12:54,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-28 03:12:54,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-28 03:12:54,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-28 03:12:54,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-28 03:12:54,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-28 03:12:54,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-28 03:12:54,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-28 03:12:54,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-28 03:12:54,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-28 03:12:54,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-28 03:12:54,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-28 03:12:54,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-28 03:12:54,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-28 03:12:54,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-28 03:12:54,118 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 03:12:54,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 03:12:54,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 03:12:54,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-28 03:12:54,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-28 03:12:54,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-28 03:12:54,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-28 03:12:54,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-28 03:12:54,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-28 03:12:54,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-28 03:12:54,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-28 03:12:54,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-28 03:12:54,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-28 03:12:54,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-28 03:12:54,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-28 03:12:54,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-28 03:12:54,120 INFO L130 BoogieDeclarations]: Found specification of procedure desc_set_buf_len [2024-11-28 03:12:54,120 INFO L138 BoogieDeclarations]: Found implementation of procedure desc_set_buf_len [2024-11-28 03:12:54,120 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-28 03:12:54,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-28 03:12:54,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-28 03:12:54,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-28 03:12:54,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-28 03:12:54,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-28 03:12:54,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-28 03:12:54,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-28 03:12:54,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-28 03:12:54,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-28 03:12:54,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-28 03:12:54,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-28 03:12:54,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-28 03:12:54,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-28 03:12:54,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-28 03:12:54,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-28 03:12:54,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-28 03:12:54,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-28 03:12:54,121 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-28 03:12:54,122 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-28 03:12:54,122 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-28 03:12:54,122 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-28 03:12:54,122 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-28 03:12:54,122 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-28 03:12:54,122 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-28 03:12:54,122 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-28 03:12:54,122 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-28 03:12:54,122 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-28 03:12:54,122 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-28 03:12:54,122 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-28 03:12:54,122 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-28 03:12:54,122 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-28 03:12:54,122 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-28 03:12:54,122 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-28 03:12:54,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-11-28 03:12:54,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-11-28 03:12:54,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-28 03:12:54,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-28 03:12:54,125 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_suspend [2024-11-28 03:12:54,125 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_suspend [2024-11-28 03:12:54,125 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2024-11-28 03:12:54,125 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2024-11-28 03:12:54,126 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_open [2024-11-28 03:12:54,126 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_open [2024-11-28 03:12:54,126 INFO L130 BoogieDeclarations]: Found specification of procedure desc_get_buf_len [2024-11-28 03:12:54,126 INFO L138 BoogieDeclarations]: Found implementation of procedure desc_get_buf_len [2024-11-28 03:12:54,126 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2024-11-28 03:12:54,126 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2024-11-28 03:12:54,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-28 03:12:54,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-28 03:12:54,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-28 03:12:54,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-28 03:12:54,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-28 03:12:54,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2024-11-28 03:12:54,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2024-11-28 03:12:54,126 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2024-11-28 03:12:54,126 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2024-11-28 03:12:54,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 03:12:54,127 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_pmt [2024-11-28 03:12:54,127 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_pmt [2024-11-28 03:12:54,127 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2024-11-28 03:12:54,127 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2024-11-28 03:12:54,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-28 03:12:54,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-28 03:12:54,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-28 03:12:54,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-28 03:12:54,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-28 03:12:54,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-28 03:12:54,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-28 03:12:54,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-28 03:12:54,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-28 03:12:54,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-28 03:12:54,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-28 03:12:54,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-28 03:12:54,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-28 03:12:54,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-28 03:12:54,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-28 03:12:54,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-28 03:12:54,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-28 03:12:54,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-28 03:12:54,128 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_free_tx_skbufs [2024-11-28 03:12:54,128 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_free_tx_skbufs [2024-11-28 03:12:54,128 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-11-28 03:12:54,128 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2024-11-28 03:12:54,128 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-28 03:12:54,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-28 03:12:54,128 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-28 03:12:54,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-28 03:12:54,128 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2024-11-28 03:12:54,128 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2024-11-28 03:12:54,128 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2024-11-28 03:12:54,128 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2024-11-28 03:12:54,128 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2024-11-28 03:12:54,128 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2024-11-28 03:12:54,128 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-28 03:12:54,128 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-28 03:12:54,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-28 03:12:54,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-28 03:12:54,128 INFO L130 BoogieDeclarations]: Found specification of procedure device_can_wakeup [2024-11-28 03:12:54,129 INFO L138 BoogieDeclarations]: Found implementation of procedure device_can_wakeup [2024-11-28 03:12:54,129 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2024-11-28 03:12:54,129 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2024-11-28 03:12:54,130 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2024-11-28 03:12:54,130 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2024-11-28 03:12:54,130 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-28 03:12:54,131 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-28 03:12:54,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:12:54,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:12:54,131 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_mac_disable [2024-11-28 03:12:54,132 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_mac_disable [2024-11-28 03:12:54,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-28 03:12:54,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-28 03:12:54,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-28 03:12:54,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-28 03:12:54,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-28 03:12:54,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-28 03:12:54,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-28 03:12:54,133 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-28 03:12:54,133 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-28 03:12:54,133 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-28 03:12:54,133 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-28 03:12:54,133 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-28 03:12:54,133 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-28 03:12:54,133 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-28 03:12:54,133 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-28 03:12:54,133 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-28 03:12:54,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-28 03:12:54,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-28 03:12:54,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-28 03:12:54,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-28 03:12:54,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-28 03:12:54,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-28 03:12:54,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-28 03:12:54,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-28 03:12:54,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-28 03:12:54,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-28 03:12:54,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-28 03:12:54,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-28 03:12:54,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-28 03:12:54,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-28 03:12:54,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-28 03:12:54,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-28 03:12:54,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-28 03:12:54,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-28 03:12:54,134 INFO L130 BoogieDeclarations]: Found specification of procedure desc_init_tx_desc [2024-11-28 03:12:54,134 INFO L138 BoogieDeclarations]: Found implementation of procedure desc_init_tx_desc [2024-11-28 03:12:54,134 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2024-11-28 03:12:54,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2024-11-28 03:12:54,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-28 03:12:54,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-28 03:12:54,134 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2024-11-28 03:12:54,134 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2024-11-28 03:12:54,135 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2024-11-28 03:12:54,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_size_call_parameter [2024-11-28 03:12:54,135 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2024-11-28 03:12:54,139 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2024-11-28 03:12:54,139 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-11-28 03:12:54,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-11-28 03:12:54,139 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2024-11-28 03:12:54,139 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2024-11-28 03:12:54,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-28 03:12:54,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-28 03:12:54,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-28 03:12:54,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-28 03:12:54,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-28 03:12:54,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-28 03:12:54,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-28 03:12:54,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-28 03:12:54,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-28 03:12:54,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-28 03:12:54,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-28 03:12:54,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-28 03:12:54,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-28 03:12:54,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-28 03:12:54,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-28 03:12:54,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-28 03:12:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-28 03:12:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-28 03:12:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-28 03:12:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-28 03:12:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-28 03:12:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-28 03:12:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-28 03:12:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-28 03:12:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-28 03:12:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-28 03:12:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-28 03:12:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-28 03:12:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-28 03:12:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-28 03:12:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-28 03:12:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-28 03:12:54,140 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2024-11-28 03:12:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2024-11-28 03:12:54,141 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2024-11-28 03:12:54,141 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2024-11-28 03:12:54,141 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2024-11-28 03:12:54,141 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2024-11-28 03:12:54,141 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_mac_enable [2024-11-28 03:12:54,141 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_mac_enable [2024-11-28 03:12:54,141 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-28 03:12:54,141 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-28 03:12:54,141 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2024-11-28 03:12:54,141 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2024-11-28 03:12:54,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 03:12:54,141 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_stop [2024-11-28 03:12:54,141 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_stop [2024-11-28 03:12:54,141 INFO L130 BoogieDeclarations]: Found specification of procedure desc_set_tx_owner [2024-11-28 03:12:54,141 INFO L138 BoogieDeclarations]: Found implementation of procedure desc_set_tx_owner [2024-11-28 03:12:54,141 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-11-28 03:12:54,141 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-11-28 03:12:54,141 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq [2024-11-28 03:12:54,141 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq [2024-11-28 03:12:54,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-28 03:12:54,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-28 03:12:54,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-28 03:12:54,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-28 03:12:54,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-28 03:12:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-28 03:12:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-28 03:12:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-28 03:12:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-28 03:12:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-28 03:12:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-28 03:12:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-28 03:12:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-28 03:12:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-28 03:12:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-28 03:12:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-28 03:12:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-28 03:12:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-28 03:12:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-28 03:12:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-28 03:12:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-28 03:12:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-28 03:12:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-28 03:12:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-28 03:12:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-28 03:12:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-28 03:12:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-28 03:12:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-28 03:12:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-28 03:12:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-28 03:12:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-28 03:12:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-28 03:12:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-28 03:12:54,143 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-28 03:12:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2024-11-28 03:12:54,143 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2024-11-28 03:12:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-28 03:12:54,143 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-28 03:12:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2024-11-28 03:12:54,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2024-11-28 03:12:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-28 03:12:54,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-28 03:12:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2024-11-28 03:12:54,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2024-11-28 03:12:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_set_flow_ctrl [2024-11-28 03:12:54,143 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_set_flow_ctrl [2024-11-28 03:12:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-28 03:12:54,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-28 03:12:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_resume [2024-11-28 03:12:54,143 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_resume [2024-11-28 03:12:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2024-11-28 03:12:54,143 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2024-11-28 03:12:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-28 03:12:54,144 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-28 03:12:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-28 03:12:54,144 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-28 03:12:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_irq_wake [2024-11-28 03:12:54,144 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_irq_wake [2024-11-28 03:12:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure desc_get_tx_fs [2024-11-28 03:12:54,144 INFO L138 BoogieDeclarations]: Found implementation of procedure desc_get_tx_fs [2024-11-28 03:12:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-28 03:12:54,144 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-28 03:12:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_set_rx_mode [2024-11-28 03:12:54,144 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_set_rx_mode [2024-11-28 03:12:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2024-11-28 03:12:54,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2024-11-28 03:12:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-28 03:12:54,144 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-28 03:12:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 03:12:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 03:12:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 03:12:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-28 03:12:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-28 03:12:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-28 03:12:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-28 03:12:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-28 03:12:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-28 03:12:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-28 03:12:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-28 03:12:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-28 03:12:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-28 03:12:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-28 03:12:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-28 03:12:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-28 03:12:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-28 03:12:54,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-28 03:12:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2024-11-28 03:12:54,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2024-11-28 03:12:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-11-28 03:12:54,145 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-11-28 03:12:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2024-11-28 03:12:54,145 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2024-11-28 03:12:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2024-11-28 03:12:54,145 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2024-11-28 03:12:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure __readl [2024-11-28 03:12:54,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __readl [2024-11-28 03:12:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-28 03:12:54,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-28 03:12:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2024-11-28 03:12:54,149 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2024-11-28 03:12:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2024-11-28 03:12:54,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2024-11-28 03:12:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure __writel [2024-11-28 03:12:54,149 INFO L138 BoogieDeclarations]: Found implementation of procedure __writel [2024-11-28 03:12:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2024-11-28 03:12:54,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2024-11-28 03:12:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-28 03:12:54,150 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-28 03:12:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2024-11-28 03:12:54,150 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2024-11-28 03:12:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-11-28 03:12:54,150 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-11-28 03:12:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_remove [2024-11-28 03:12:54,150 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_remove [2024-11-28 03:12:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 03:12:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 03:12:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 03:12:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-28 03:12:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-28 03:12:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-28 03:12:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-28 03:12:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-28 03:12:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-28 03:12:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-28 03:12:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-28 03:12:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-28 03:12:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-28 03:12:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-28 03:12:54,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-28 03:12:54,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-28 03:12:54,151 INFO L130 BoogieDeclarations]: Found specification of procedure desc_get_buf_addr [2024-11-28 03:12:54,151 INFO L138 BoogieDeclarations]: Found implementation of procedure desc_get_buf_addr [2024-11-28 03:12:54,151 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2024-11-28 03:12:54,151 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2024-11-28 03:12:54,151 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2024-11-28 03:12:54,151 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2024-11-28 03:12:54,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-28 03:12:54,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-28 03:12:54,151 INFO L130 BoogieDeclarations]: Found specification of procedure desc_get_tx_ls [2024-11-28 03:12:54,151 INFO L138 BoogieDeclarations]: Found implementation of procedure desc_get_tx_ls [2024-11-28 03:12:55,442 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:12:55,447 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:12:56,183 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-28 03:13:08,239 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-28 03:13:09,436 INFO L? ?]: Removed 2783 outVars from TransFormulas that were not future-live. [2024-11-28 03:13:09,436 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:13:09,510 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:13:09,510 INFO L312 CfgBuilder]: Removed 10 assume(true) statements. [2024-11-28 03:13:09,510 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:13:09 BoogieIcfgContainer [2024-11-28 03:13:09,511 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:13:09,517 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 03:13:09,518 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 03:13:09,524 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 03:13:09,525 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:12:47" (1/3) ... [2024-11-28 03:13:09,525 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e06b53a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:13:09, skipping insertion in model container [2024-11-28 03:13:09,525 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:12:51" (2/3) ... [2024-11-28 03:13:09,525 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e06b53a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:13:09, skipping insertion in model container [2024-11-28 03:13:09,526 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:13:09" (3/3) ... [2024-11-28 03:13:09,527 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i [2024-11-28 03:13:09,545 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 03:13:09,548 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i that has 151 procedures, 2515 locations, 1 initial locations, 48 loop locations, and 3 error locations. [2024-11-28 03:13:09,701 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 03:13:09,716 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;@77fe9f9d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 03:13:09,717 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-28 03:13:09,732 INFO L276 IsEmpty]: Start isEmpty. Operand has 2382 states, 1704 states have (on average 1.2987089201877935) internal successors, (2213), 1734 states have internal predecessors, (2213), 555 states have call successors, (555), 121 states have call predecessors, (555), 120 states have return successors, (548), 543 states have call predecessors, (548), 548 states have call successors, (548) [2024-11-28 03:13:09,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-28 03:13:09,755 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:13:09,756 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] [2024-11-28 03:13:09,756 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 03:13:09,761 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:13:09,762 INFO L85 PathProgramCache]: Analyzing trace with hash -1985464633, now seen corresponding path program 1 times [2024-11-28 03:13:09,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:13:09,771 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115985078] [2024-11-28 03:13:09,771 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:13:09,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:13:19,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:13:20,749 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 741 trivial. 0 not checked. [2024-11-28 03:13:20,750 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:13:20,751 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1115985078] [2024-11-28 03:13:20,752 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1115985078] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:13:20,752 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:13:20,752 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:13:20,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [936837356] [2024-11-28 03:13:20,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:13:20,758 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:13:20,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:13:20,781 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:13:20,782 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:13:20,790 INFO L87 Difference]: Start difference. First operand has 2382 states, 1704 states have (on average 1.2987089201877935) internal successors, (2213), 1734 states have internal predecessors, (2213), 555 states have call successors, (555), 121 states have call predecessors, (555), 120 states have return successors, (548), 543 states have call predecessors, (548), 548 states have call successors, (548) Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (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) [2024-11-28 03:13:24,914 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:13:25,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:13:25,481 INFO L93 Difference]: Finished difference Result 6908 states and 9750 transitions. [2024-11-28 03:13:25,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:13:25,483 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (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 167 [2024-11-28 03:13:25,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:13:25,548 INFO L225 Difference]: With dead ends: 6908 [2024-11-28 03:13:25,548 INFO L226 Difference]: Without dead ends: 4545 [2024-11-28 03:13:25,573 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:13:25,578 INFO L435 NwaCegarLoop]: 3202 mSDtfsCounter, 3073 mSDsluCounter, 3140 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3073 SdHoareTripleChecker+Valid, 6342 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:13:25,581 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3073 Valid, 6342 Invalid, 14 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 10 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-11-28 03:13:25,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4545 states. [2024-11-28 03:13:25,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4545 to 4541. [2024-11-28 03:13:25,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4541 states, 3267 states have (on average 1.2614018977655341) internal successors, (4121), 3305 states have internal predecessors, (4121), 1038 states have call successors, (1038), 234 states have call predecessors, (1038), 233 states have return successors, (1035), 1025 states have call predecessors, (1035), 1035 states have call successors, (1035) [2024-11-28 03:13:26,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4541 states to 4541 states and 6194 transitions. [2024-11-28 03:13:26,026 INFO L78 Accepts]: Start accepts. Automaton has 4541 states and 6194 transitions. Word has length 167 [2024-11-28 03:13:26,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:13:26,030 INFO L471 AbstractCegarLoop]: Abstraction has 4541 states and 6194 transitions. [2024-11-28 03:13:26,030 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (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) [2024-11-28 03:13:26,030 INFO L276 IsEmpty]: Start isEmpty. Operand 4541 states and 6194 transitions. [2024-11-28 03:13:26,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-28 03:13:26,042 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:13:26,042 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, 1, 1, 1, 1, 1] [2024-11-28 03:13:26,042 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 03:13:26,042 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 03:13:26,043 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:13:26,043 INFO L85 PathProgramCache]: Analyzing trace with hash -1233140890, now seen corresponding path program 1 times [2024-11-28 03:13:26,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:13:26,043 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317345804] [2024-11-28 03:13:26,043 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:13:26,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:13:35,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:13:35,547 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 741 trivial. 0 not checked. [2024-11-28 03:13:35,547 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:13:35,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317345804] [2024-11-28 03:13:35,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [317345804] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:13:35,549 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:13:35,549 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:13:35,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566419450] [2024-11-28 03:13:35,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:13:35,550 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:13:35,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:13:35,553 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:13:35,553 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:13:35,553 INFO L87 Difference]: Start difference. First operand 4541 states and 6194 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-11-28 03:13:39,656 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:13:40,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:13:40,547 INFO L93 Difference]: Finished difference Result 12637 states and 17240 transitions. [2024-11-28 03:13:40,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:13:40,548 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) Word has length 182 [2024-11-28 03:13:40,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:13:40,618 INFO L225 Difference]: With dead ends: 12637 [2024-11-28 03:13:40,618 INFO L226 Difference]: Without dead ends: 8127 [2024-11-28 03:13:40,637 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:13:40,639 INFO L435 NwaCegarLoop]: 3175 mSDtfsCounter, 2485 mSDsluCounter, 3058 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2485 SdHoareTripleChecker+Valid, 6233 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-28 03:13:40,640 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2485 Valid, 6233 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 79 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2024-11-28 03:13:40,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8127 states. [2024-11-28 03:13:41,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8127 to 8092. [2024-11-28 03:13:41,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8092 states, 5817 states have (on average 1.259412068076328) internal successors, (7326), 5889 states have internal predecessors, (7326), 1823 states have call successors, (1823), 452 states have call predecessors, (1823), 449 states have return successors, (1888), 1790 states have call predecessors, (1888), 1820 states have call successors, (1888) [2024-11-28 03:13:41,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8092 states to 8092 states and 11037 transitions. [2024-11-28 03:13:41,187 INFO L78 Accepts]: Start accepts. Automaton has 8092 states and 11037 transitions. Word has length 182 [2024-11-28 03:13:41,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:13:41,187 INFO L471 AbstractCegarLoop]: Abstraction has 8092 states and 11037 transitions. [2024-11-28 03:13:41,188 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-11-28 03:13:41,188 INFO L276 IsEmpty]: Start isEmpty. Operand 8092 states and 11037 transitions. [2024-11-28 03:13:41,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-28 03:13:41,198 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:13:41,198 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:13:41,198 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 03:13:41,198 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 03:13:41,199 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:13:41,199 INFO L85 PathProgramCache]: Analyzing trace with hash 1590444545, now seen corresponding path program 1 times [2024-11-28 03:13:41,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:13:41,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656104675] [2024-11-28 03:13:41,199 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:13:41,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:13:51,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:13:52,076 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 741 trivial. 0 not checked. [2024-11-28 03:13:52,079 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:13:52,079 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [656104675] [2024-11-28 03:13:52,079 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [656104675] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:13:52,080 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:13:52,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:13:52,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789374517] [2024-11-28 03:13:52,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:13:52,080 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:13:52,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:13:52,081 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:13:52,081 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:13:52,081 INFO L87 Difference]: Start difference. First operand 8092 states and 11037 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-28 03:13:56,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:13:57,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:13:57,547 INFO L93 Difference]: Finished difference Result 22538 states and 30643 transitions. [2024-11-28 03:13:57,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:13:57,548 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 197 [2024-11-28 03:13:57,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:13:57,675 INFO L225 Difference]: With dead ends: 22538 [2024-11-28 03:13:57,676 INFO L226 Difference]: Without dead ends: 14477 [2024-11-28 03:13:57,722 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:13:57,725 INFO L435 NwaCegarLoop]: 4697 mSDtfsCounter, 2570 mSDsluCounter, 3066 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 31 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2570 SdHoareTripleChecker+Valid, 7763 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-11-28 03:13:57,726 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2570 Valid, 7763 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 121 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2024-11-28 03:13:57,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14477 states. [2024-11-28 03:13:58,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14477 to 14438. [2024-11-28 03:13:58,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14438 states, 10359 states have (on average 1.252051356308524) internal successors, (12970), 10491 states have internal predecessors, (12970), 3225 states have call successors, (3225), 856 states have call predecessors, (3225), 851 states have return successors, (3292), 3162 states have call predecessors, (3292), 3222 states have call successors, (3292) [2024-11-28 03:13:58,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14438 states to 14438 states and 19487 transitions. [2024-11-28 03:13:58,596 INFO L78 Accepts]: Start accepts. Automaton has 14438 states and 19487 transitions. Word has length 197 [2024-11-28 03:13:58,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:13:58,597 INFO L471 AbstractCegarLoop]: Abstraction has 14438 states and 19487 transitions. [2024-11-28 03:13:58,598 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-28 03:13:58,599 INFO L276 IsEmpty]: Start isEmpty. Operand 14438 states and 19487 transitions. [2024-11-28 03:13:58,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2024-11-28 03:13:58,608 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:13:58,609 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 4, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:13:58,609 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 03:13:58,609 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 03:13:58,610 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:13:58,610 INFO L85 PathProgramCache]: Analyzing trace with hash 1617923417, now seen corresponding path program 1 times [2024-11-28 03:13:58,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:13:58,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1957963583] [2024-11-28 03:13:58,611 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:13:58,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:14:09,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:14:09,495 INFO L134 CoverageAnalysis]: Checked inductivity of 906 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2024-11-28 03:14:09,495 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:14:09,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1957963583] [2024-11-28 03:14:09,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1957963583] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:14:09,495 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:14:09,495 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:14:09,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714704801] [2024-11-28 03:14:09,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:14:09,496 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:14:09,496 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:14:09,497 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:14:09,497 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:14:09,501 INFO L87 Difference]: Start difference. First operand 14438 states and 19487 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-28 03:14:13,612 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:14:14,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:14:14,341 INFO L93 Difference]: Finished difference Result 28911 states and 39000 transitions. [2024-11-28 03:14:14,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:14:14,342 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 219 [2024-11-28 03:14:14,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:14:14,484 INFO L225 Difference]: With dead ends: 28911 [2024-11-28 03:14:14,484 INFO L226 Difference]: Without dead ends: 21582 [2024-11-28 03:14:14,521 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:14:14,522 INFO L435 NwaCegarLoop]: 6220 mSDtfsCounter, 3072 mSDsluCounter, 3136 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3072 SdHoareTripleChecker+Valid, 9356 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:14:14,522 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3072 Valid, 9356 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-11-28 03:14:14,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21582 states. [2024-11-28 03:14:15,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21582 to 21560. [2024-11-28 03:14:15,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21560 states, 15479 states have (on average 1.2523418825505523) internal successors, (19385), 15672 states have internal predecessors, (19385), 4802 states have call successors, (4802), 1283 states have call predecessors, (4802), 1276 states have return successors, (4904), 4712 states have call predecessors, (4904), 4799 states have call successors, (4904) [2024-11-28 03:14:15,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21560 states to 21560 states and 29091 transitions. [2024-11-28 03:14:15,566 INFO L78 Accepts]: Start accepts. Automaton has 21560 states and 29091 transitions. Word has length 219 [2024-11-28 03:14:15,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:14:15,569 INFO L471 AbstractCegarLoop]: Abstraction has 21560 states and 29091 transitions. [2024-11-28 03:14:15,570 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-28 03:14:15,570 INFO L276 IsEmpty]: Start isEmpty. Operand 21560 states and 29091 transitions. [2024-11-28 03:14:15,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2024-11-28 03:14:15,577 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:14:15,577 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 4, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:14:15,577 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 03:14:15,578 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 03:14:15,578 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:14:15,578 INFO L85 PathProgramCache]: Analyzing trace with hash 2040625243, now seen corresponding path program 1 times [2024-11-28 03:14:15,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:14:15,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681207815] [2024-11-28 03:14:15,579 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:14:15,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:14:26,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:14:27,398 INFO L134 CoverageAnalysis]: Checked inductivity of 906 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 906 trivial. 0 not checked. [2024-11-28 03:14:27,399 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:14:27,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681207815] [2024-11-28 03:14:27,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1681207815] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:14:27,399 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:14:27,399 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:14:27,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752649675] [2024-11-28 03:14:27,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:14:27,400 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:14:27,400 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:14:27,401 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:14:27,401 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:14:27,401 INFO L87 Difference]: Start difference. First operand 21560 states and 29091 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-28 03:14:28,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:14:28,771 INFO L93 Difference]: Finished difference Result 21856 states and 29361 transitions. [2024-11-28 03:14:28,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:14:28,772 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 219 [2024-11-28 03:14:28,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:14:28,920 INFO L225 Difference]: With dead ends: 21856 [2024-11-28 03:14:28,920 INFO L226 Difference]: Without dead ends: 21854 [2024-11-28 03:14:28,938 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:14:28,940 INFO L435 NwaCegarLoop]: 3181 mSDtfsCounter, 3087 mSDsluCounter, 6395 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3088 SdHoareTripleChecker+Valid, 9576 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:14:28,941 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3088 Valid, 9576 Invalid, 35 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 03:14:28,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21854 states. [2024-11-28 03:14:30,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21854 to 21852. [2024-11-28 03:14:30,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21852 states, 15677 states have (on average 1.250494354787268) internal successors, (19604), 15882 states have internal predecessors, (19604), 4826 states have call successors, (4826), 1353 states have call predecessors, (4826), 1346 states have return successors, (4928), 4736 states have call predecessors, (4928), 4823 states have call successors, (4928) [2024-11-28 03:14:30,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21852 states to 21852 states and 29358 transitions. [2024-11-28 03:14:30,246 INFO L78 Accepts]: Start accepts. Automaton has 21852 states and 29358 transitions. Word has length 219 [2024-11-28 03:14:30,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:14:30,247 INFO L471 AbstractCegarLoop]: Abstraction has 21852 states and 29358 transitions. [2024-11-28 03:14:30,247 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-28 03:14:30,248 INFO L276 IsEmpty]: Start isEmpty. Operand 21852 states and 29358 transitions. [2024-11-28 03:14:30,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2024-11-28 03:14:30,256 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:14:30,256 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:14:30,256 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 03:14:30,257 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 03:14:30,257 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:14:30,257 INFO L85 PathProgramCache]: Analyzing trace with hash -242128606, now seen corresponding path program 1 times [2024-11-28 03:14:30,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:14:30,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481389246] [2024-11-28 03:14:30,258 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:14:30,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:14:40,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:14:41,095 INFO L134 CoverageAnalysis]: Checked inductivity of 908 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 906 trivial. 0 not checked. [2024-11-28 03:14:41,095 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:14:41,095 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1481389246] [2024-11-28 03:14:41,095 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1481389246] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:14:41,095 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:14:41,096 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:14:41,096 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951228844] [2024-11-28 03:14:41,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:14:41,096 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:14:41,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:14:41,097 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:14:41,097 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:14:41,097 INFO L87 Difference]: Start difference. First operand 21852 states and 29358 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-28 03:14:42,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:14:42,103 INFO L93 Difference]: Finished difference Result 21858 states and 29363 transitions. [2024-11-28 03:14:42,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:14:42,103 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 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 224 [2024-11-28 03:14:42,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:14:42,241 INFO L225 Difference]: With dead ends: 21858 [2024-11-28 03:14:42,241 INFO L226 Difference]: Without dead ends: 21856 [2024-11-28 03:14:42,261 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:14:42,263 INFO L435 NwaCegarLoop]: 3162 mSDtfsCounter, 3103 mSDsluCounter, 6306 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3104 SdHoareTripleChecker+Valid, 9468 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:14:42,263 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3104 Valid, 9468 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:14:42,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21856 states. [2024-11-28 03:14:43,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21856 to 21856. [2024-11-28 03:14:43,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21856 states, 15680 states have (on average 1.2504464285714285) internal successors, (19607), 15885 states have internal predecessors, (19607), 4826 states have call successors, (4826), 1354 states have call predecessors, (4826), 1347 states have return successors, (4928), 4736 states have call predecessors, (4928), 4823 states have call successors, (4928) [2024-11-28 03:14:43,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21856 states to 21856 states and 29361 transitions. [2024-11-28 03:14:43,972 INFO L78 Accepts]: Start accepts. Automaton has 21856 states and 29361 transitions. Word has length 224 [2024-11-28 03:14:43,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:14:43,973 INFO L471 AbstractCegarLoop]: Abstraction has 21856 states and 29361 transitions. [2024-11-28 03:14:43,973 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-28 03:14:43,973 INFO L276 IsEmpty]: Start isEmpty. Operand 21856 states and 29361 transitions. [2024-11-28 03:14:43,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2024-11-28 03:14:43,984 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:14:43,984 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 13, 13, 13, 13, 13, 13, 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] [2024-11-28 03:14:43,985 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 03:14:43,985 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 03:14:43,985 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:14:43,986 INFO L85 PathProgramCache]: Analyzing trace with hash -1204328528, now seen corresponding path program 1 times [2024-11-28 03:14:43,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:14:43,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845596619] [2024-11-28 03:14:43,986 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:14:43,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:14:52,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:14:53,285 INFO L134 CoverageAnalysis]: Checked inductivity of 790 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 783 trivial. 0 not checked. [2024-11-28 03:14:53,286 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:14:53,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1845596619] [2024-11-28 03:14:53,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1845596619] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:14:53,286 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:14:53,286 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:14:53,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234047726] [2024-11-28 03:14:53,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:14:53,287 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:14:53,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:14:53,287 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:14:53,287 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:14:53,287 INFO L87 Difference]: Start difference. First operand 21856 states and 29361 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-28 03:14:57,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:14:59,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:14:59,035 INFO L93 Difference]: Finished difference Result 48351 states and 65009 transitions. [2024-11-28 03:14:59,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:14:59,035 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 222 [2024-11-28 03:14:59,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:14:59,188 INFO L225 Difference]: With dead ends: 48351 [2024-11-28 03:14:59,188 INFO L226 Difference]: Without dead ends: 26526 [2024-11-28 03:14:59,259 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:14:59,260 INFO L435 NwaCegarLoop]: 5544 mSDtfsCounter, 3011 mSDsluCounter, 3108 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 14 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3011 SdHoareTripleChecker+Valid, 8652 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-28 03:14:59,260 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3011 Valid, 8652 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 58 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-11-28 03:14:59,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26526 states. [2024-11-28 03:15:00,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26526 to 26490. [2024-11-28 03:15:00,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26490 states, 19140 states have (on average 1.2516718913270637) internal successors, (23957), 19384 states have internal predecessors, (23957), 5726 states have call successors, (5726), 1628 states have call predecessors, (5726), 1621 states have return successors, (5859), 5623 states have call predecessors, (5859), 5723 states have call successors, (5859) [2024-11-28 03:15:00,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26490 states to 26490 states and 35542 transitions. [2024-11-28 03:15:00,636 INFO L78 Accepts]: Start accepts. Automaton has 26490 states and 35542 transitions. Word has length 222 [2024-11-28 03:15:00,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:15:00,637 INFO L471 AbstractCegarLoop]: Abstraction has 26490 states and 35542 transitions. [2024-11-28 03:15:00,637 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-28 03:15:00,637 INFO L276 IsEmpty]: Start isEmpty. Operand 26490 states and 35542 transitions. [2024-11-28 03:15:00,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2024-11-28 03:15:00,643 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:15:00,643 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] [2024-11-28 03:15:00,643 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 03:15:00,643 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 03:15:00,644 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:15:00,644 INFO L85 PathProgramCache]: Analyzing trace with hash -171379589, now seen corresponding path program 1 times [2024-11-28 03:15:00,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:15:00,644 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [124784809] [2024-11-28 03:15:00,644 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:15:00,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:15:08,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:15:10,135 INFO L134 CoverageAnalysis]: Checked inductivity of 914 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 910 trivial. 0 not checked. [2024-11-28 03:15:10,136 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:15:10,136 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [124784809] [2024-11-28 03:15:10,136 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [124784809] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:15:10,136 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:15:10,136 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:15:10,136 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272481602] [2024-11-28 03:15:10,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:15:10,137 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:15:10,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:15:10,138 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:15:10,138 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:15:10,138 INFO L87 Difference]: Start difference. First operand 26490 states and 35542 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 03:15:11,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:15:11,450 INFO L93 Difference]: Finished difference Result 26496 states and 35547 transitions. [2024-11-28 03:15:11,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:15:11,450 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 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 229 [2024-11-28 03:15:11,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:15:11,611 INFO L225 Difference]: With dead ends: 26496 [2024-11-28 03:15:11,611 INFO L226 Difference]: Without dead ends: 26494 [2024-11-28 03:15:11,630 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:15:11,630 INFO L435 NwaCegarLoop]: 3162 mSDtfsCounter, 3102 mSDsluCounter, 6306 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3103 SdHoareTripleChecker+Valid, 9468 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:15:11,631 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3103 Valid, 9468 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:15:11,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26494 states. [2024-11-28 03:15:12,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26494 to 26494. [2024-11-28 03:15:12,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26494 states, 19143 states have (on average 1.2516324505041008) internal successors, (23960), 19387 states have internal predecessors, (23960), 5726 states have call successors, (5726), 1629 states have call predecessors, (5726), 1622 states have return successors, (5859), 5623 states have call predecessors, (5859), 5723 states have call successors, (5859) [2024-11-28 03:15:13,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26494 states to 26494 states and 35545 transitions. [2024-11-28 03:15:13,037 INFO L78 Accepts]: Start accepts. Automaton has 26494 states and 35545 transitions. Word has length 229 [2024-11-28 03:15:13,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:15:13,038 INFO L471 AbstractCegarLoop]: Abstraction has 26494 states and 35545 transitions. [2024-11-28 03:15:13,038 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 03:15:13,038 INFO L276 IsEmpty]: Start isEmpty. Operand 26494 states and 35545 transitions. [2024-11-28 03:15:13,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2024-11-28 03:15:13,045 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:15:13,045 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:15:13,045 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 03:15:13,045 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 03:15:13,046 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:15:13,046 INFO L85 PathProgramCache]: Analyzing trace with hash -980635518, now seen corresponding path program 1 times [2024-11-28 03:15:13,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:15:13,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653954821] [2024-11-28 03:15:13,046 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:15:13,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:15:20,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:15:21,735 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 918 trivial. 0 not checked. [2024-11-28 03:15:21,735 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:15:21,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1653954821] [2024-11-28 03:15:21,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1653954821] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:15:21,736 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:15:21,736 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:15:21,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140304760] [2024-11-28 03:15:21,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:15:21,737 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:15:21,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:15:21,737 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:15:21,738 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:15:21,738 INFO L87 Difference]: Start difference. First operand 26494 states and 35545 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 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) [2024-11-28 03:15:22,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:15:22,903 INFO L93 Difference]: Finished difference Result 26500 states and 35550 transitions. [2024-11-28 03:15:22,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:15:22,903 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 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 234 [2024-11-28 03:15:22,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:15:23,031 INFO L225 Difference]: With dead ends: 26500 [2024-11-28 03:15:23,032 INFO L226 Difference]: Without dead ends: 26498 [2024-11-28 03:15:23,044 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:15:23,044 INFO L435 NwaCegarLoop]: 3162 mSDtfsCounter, 3101 mSDsluCounter, 6306 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3102 SdHoareTripleChecker+Valid, 9468 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:15:23,045 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3102 Valid, 9468 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:15:23,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26498 states. [2024-11-28 03:15:24,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26498 to 26498. [2024-11-28 03:15:24,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26498 states, 19146 states have (on average 1.2515930220411575) internal successors, (23963), 19390 states have internal predecessors, (23963), 5726 states have call successors, (5726), 1630 states have call predecessors, (5726), 1623 states have return successors, (5859), 5623 states have call predecessors, (5859), 5723 states have call successors, (5859) [2024-11-28 03:15:24,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26498 states to 26498 states and 35548 transitions. [2024-11-28 03:15:24,466 INFO L78 Accepts]: Start accepts. Automaton has 26498 states and 35548 transitions. Word has length 234 [2024-11-28 03:15:24,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:15:24,467 INFO L471 AbstractCegarLoop]: Abstraction has 26498 states and 35548 transitions. [2024-11-28 03:15:24,467 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 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) [2024-11-28 03:15:24,467 INFO L276 IsEmpty]: Start isEmpty. Operand 26498 states and 35548 transitions. [2024-11-28 03:15:24,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-28 03:15:24,473 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:15:24,473 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:15:24,473 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-28 03:15:24,473 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 03:15:24,479 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:15:24,479 INFO L85 PathProgramCache]: Analyzing trace with hash 852326555, now seen corresponding path program 1 times [2024-11-28 03:15:24,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:15:24,479 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2136816997] [2024-11-28 03:15:24,479 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:15:24,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:15:33,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:15:34,296 INFO L134 CoverageAnalysis]: Checked inductivity of 938 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 930 trivial. 0 not checked. [2024-11-28 03:15:34,296 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:15:34,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2136816997] [2024-11-28 03:15:34,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2136816997] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:15:34,297 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:15:34,297 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:15:34,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11143577] [2024-11-28 03:15:34,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:15:34,298 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:15:34,298 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:15:34,298 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:15:34,299 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:15:34,299 INFO L87 Difference]: Start difference. First operand 26498 states and 35548 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 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) [2024-11-28 03:15:35,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:15:35,434 INFO L93 Difference]: Finished difference Result 26504 states and 35553 transitions. [2024-11-28 03:15:35,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:15:35,435 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 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 239 [2024-11-28 03:15:35,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:15:35,585 INFO L225 Difference]: With dead ends: 26504 [2024-11-28 03:15:35,585 INFO L226 Difference]: Without dead ends: 26502 [2024-11-28 03:15:35,604 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:15:35,604 INFO L435 NwaCegarLoop]: 3162 mSDtfsCounter, 3100 mSDsluCounter, 6306 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3101 SdHoareTripleChecker+Valid, 9468 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:15:35,605 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3101 Valid, 9468 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:15:35,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26502 states. [2024-11-28 03:15:36,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26502 to 26502. [2024-11-28 03:15:36,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26502 states, 19149 states have (on average 1.2515536059324246) internal successors, (23966), 19393 states have internal predecessors, (23966), 5726 states have call successors, (5726), 1631 states have call predecessors, (5726), 1624 states have return successors, (5859), 5623 states have call predecessors, (5859), 5723 states have call successors, (5859) [2024-11-28 03:15:37,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26502 states to 26502 states and 35551 transitions. [2024-11-28 03:15:37,070 INFO L78 Accepts]: Start accepts. Automaton has 26502 states and 35551 transitions. Word has length 239 [2024-11-28 03:15:37,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:15:37,071 INFO L471 AbstractCegarLoop]: Abstraction has 26502 states and 35551 transitions. [2024-11-28 03:15:37,071 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 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) [2024-11-28 03:15:37,071 INFO L276 IsEmpty]: Start isEmpty. Operand 26502 states and 35551 transitions. [2024-11-28 03:15:37,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2024-11-28 03:15:37,080 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:15:37,080 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 6, 6, 6, 6, 5, 5, 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] [2024-11-28 03:15:37,080 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-28 03:15:37,080 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 03:15:37,081 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:15:37,081 INFO L85 PathProgramCache]: Analyzing trace with hash 30143801, now seen corresponding path program 1 times [2024-11-28 03:15:37,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:15:37,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095950754] [2024-11-28 03:15:37,081 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:15:37,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:15:45,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:15:46,318 INFO L134 CoverageAnalysis]: Checked inductivity of 991 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 981 trivial. 0 not checked. [2024-11-28 03:15:46,319 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:15:46,319 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1095950754] [2024-11-28 03:15:46,319 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1095950754] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:15:46,319 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:15:46,319 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:15:46,319 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303101788] [2024-11-28 03:15:46,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:15:46,320 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:15:46,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:15:46,320 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:15:46,320 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:15:46,320 INFO L87 Difference]: Start difference. First operand 26502 states and 35551 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 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) [2024-11-28 03:15:47,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:15:47,442 INFO L93 Difference]: Finished difference Result 26508 states and 35556 transitions. [2024-11-28 03:15:47,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:15:47,442 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 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 262 [2024-11-28 03:15:47,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:15:47,560 INFO L225 Difference]: With dead ends: 26508 [2024-11-28 03:15:47,560 INFO L226 Difference]: Without dead ends: 26506 [2024-11-28 03:15:47,574 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:15:47,575 INFO L435 NwaCegarLoop]: 3162 mSDtfsCounter, 3088 mSDsluCounter, 6306 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3089 SdHoareTripleChecker+Valid, 9468 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:15:47,575 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3089 Valid, 9468 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:15:47,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26506 states. [2024-11-28 03:15:48,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26506 to 26506. [2024-11-28 03:15:48,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26506 states, 19152 states have (on average 1.2515142021720969) internal successors, (23969), 19396 states have internal predecessors, (23969), 5726 states have call successors, (5726), 1632 states have call predecessors, (5726), 1625 states have return successors, (5859), 5623 states have call predecessors, (5859), 5723 states have call successors, (5859) [2024-11-28 03:15:48,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26506 states to 26506 states and 35554 transitions. [2024-11-28 03:15:48,710 INFO L78 Accepts]: Start accepts. Automaton has 26506 states and 35554 transitions. Word has length 262 [2024-11-28 03:15:48,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:15:48,711 INFO L471 AbstractCegarLoop]: Abstraction has 26506 states and 35554 transitions. [2024-11-28 03:15:48,711 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 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) [2024-11-28 03:15:48,711 INFO L276 IsEmpty]: Start isEmpty. Operand 26506 states and 35554 transitions. [2024-11-28 03:15:48,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2024-11-28 03:15:48,716 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:15:48,716 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 7, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:15:48,716 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-28 03:15:48,716 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 03:15:48,717 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:15:48,717 INFO L85 PathProgramCache]: Analyzing trace with hash 133807556, now seen corresponding path program 1 times [2024-11-28 03:15:48,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:15:48,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598255413] [2024-11-28 03:15:48,717 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:15:48,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:15:56,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:15:57,488 INFO L134 CoverageAnalysis]: Checked inductivity of 1013 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 1001 trivial. 0 not checked. [2024-11-28 03:15:57,488 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:15:57,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [598255413] [2024-11-28 03:15:57,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [598255413] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:15:57,488 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:15:57,489 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:15:57,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240643675] [2024-11-28 03:15:57,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:15:57,489 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:15:57,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:15:57,490 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:15:57,490 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:15:57,490 INFO L87 Difference]: Start difference. First operand 26506 states and 35554 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 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) [2024-11-28 03:15:58,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:15:58,394 INFO L93 Difference]: Finished difference Result 26512 states and 35559 transitions. [2024-11-28 03:15:58,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:15:58,395 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 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 267 [2024-11-28 03:15:58,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:15:58,527 INFO L225 Difference]: With dead ends: 26512 [2024-11-28 03:15:58,527 INFO L226 Difference]: Without dead ends: 26510 [2024-11-28 03:15:58,547 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:15:58,547 INFO L435 NwaCegarLoop]: 3162 mSDtfsCounter, 3087 mSDsluCounter, 6306 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3088 SdHoareTripleChecker+Valid, 9468 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:15:58,548 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3088 Valid, 9468 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:15:58,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26510 states. [2024-11-28 03:15:59,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26510 to 26510. [2024-11-28 03:15:59,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26510 states, 19155 states have (on average 1.2514748107543723) internal successors, (23972), 19399 states have internal predecessors, (23972), 5726 states have call successors, (5726), 1633 states have call predecessors, (5726), 1626 states have return successors, (5859), 5623 states have call predecessors, (5859), 5723 states have call successors, (5859) [2024-11-28 03:15:59,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26510 states to 26510 states and 35557 transitions. [2024-11-28 03:15:59,868 INFO L78 Accepts]: Start accepts. Automaton has 26510 states and 35557 transitions. Word has length 267 [2024-11-28 03:15:59,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:15:59,869 INFO L471 AbstractCegarLoop]: Abstraction has 26510 states and 35557 transitions. [2024-11-28 03:15:59,869 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 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) [2024-11-28 03:15:59,869 INFO L276 IsEmpty]: Start isEmpty. Operand 26510 states and 35557 transitions. [2024-11-28 03:15:59,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-28 03:15:59,872 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:15:59,872 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 8, 7, 7, 6, 6, 6, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:15:59,872 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-28 03:15:59,873 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 03:15:59,873 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:15:59,873 INFO L85 PathProgramCache]: Analyzing trace with hash 209169369, now seen corresponding path program 1 times [2024-11-28 03:15:59,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:15:59,873 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768201854] [2024-11-28 03:15:59,873 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:15:59,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:16:08,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:16:09,163 INFO L134 CoverageAnalysis]: Checked inductivity of 1039 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 1025 trivial. 0 not checked. [2024-11-28 03:16:09,163 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:16:09,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1768201854] [2024-11-28 03:16:09,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1768201854] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:16:09,163 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:16:09,163 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:16:09,163 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886849552] [2024-11-28 03:16:09,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:16:09,164 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:16:09,164 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:16:09,164 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:16:09,165 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:16:09,165 INFO L87 Difference]: Start difference. First operand 26510 states and 35557 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-28 03:16:10,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:16:10,182 INFO L93 Difference]: Finished difference Result 26516 states and 35562 transitions. [2024-11-28 03:16:10,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:16:10,182 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 272 [2024-11-28 03:16:10,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:16:10,286 INFO L225 Difference]: With dead ends: 26516 [2024-11-28 03:16:10,287 INFO L226 Difference]: Without dead ends: 26514 [2024-11-28 03:16:10,307 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:16:10,308 INFO L435 NwaCegarLoop]: 3162 mSDtfsCounter, 3086 mSDsluCounter, 6306 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3087 SdHoareTripleChecker+Valid, 9468 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:16:10,308 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3087 Valid, 9468 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:16:10,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26514 states. [2024-11-28 03:16:11,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26514 to 26514. [2024-11-28 03:16:11,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26514 states, 19158 states have (on average 1.2514354316734524) internal successors, (23975), 19402 states have internal predecessors, (23975), 5726 states have call successors, (5726), 1634 states have call predecessors, (5726), 1627 states have return successors, (5859), 5623 states have call predecessors, (5859), 5723 states have call successors, (5859) [2024-11-28 03:16:11,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26514 states to 26514 states and 35560 transitions. [2024-11-28 03:16:11,639 INFO L78 Accepts]: Start accepts. Automaton has 26514 states and 35560 transitions. Word has length 272 [2024-11-28 03:16:11,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:16:11,639 INFO L471 AbstractCegarLoop]: Abstraction has 26514 states and 35560 transitions. [2024-11-28 03:16:11,639 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-28 03:16:11,639 INFO L276 IsEmpty]: Start isEmpty. Operand 26514 states and 35560 transitions. [2024-11-28 03:16:11,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2024-11-28 03:16:11,644 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:16:11,644 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 9, 8, 8, 6, 6, 6, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:16:11,644 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-28 03:16:11,644 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 03:16:11,645 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:16:11,645 INFO L85 PathProgramCache]: Analyzing trace with hash -1821287772, now seen corresponding path program 1 times [2024-11-28 03:16:11,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:16:11,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2095941809] [2024-11-28 03:16:11,645 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:16:11,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:16:19,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:16:20,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1069 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 1053 trivial. 0 not checked. [2024-11-28 03:16:20,413 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:16:20,413 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2095941809] [2024-11-28 03:16:20,413 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2095941809] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:16:20,413 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:16:20,413 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:16:20,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1379602911] [2024-11-28 03:16:20,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:16:20,414 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:16:20,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:16:20,415 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:16:20,415 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:16:20,415 INFO L87 Difference]: Start difference. First operand 26514 states and 35560 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-28 03:16:21,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:16:21,484 INFO L93 Difference]: Finished difference Result 26520 states and 35565 transitions. [2024-11-28 03:16:21,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:16:21,484 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 277 [2024-11-28 03:16:21,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:16:21,581 INFO L225 Difference]: With dead ends: 26520 [2024-11-28 03:16:21,581 INFO L226 Difference]: Without dead ends: 26518 [2024-11-28 03:16:21,597 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:16:21,597 INFO L435 NwaCegarLoop]: 3162 mSDtfsCounter, 3085 mSDsluCounter, 6306 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3086 SdHoareTripleChecker+Valid, 9468 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:16:21,597 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3086 Valid, 9468 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:16:21,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26518 states. [2024-11-28 03:16:22,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26518 to 26518. [2024-11-28 03:16:22,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26518 states, 19161 states have (on average 1.2513960649235427) internal successors, (23978), 19405 states have internal predecessors, (23978), 5726 states have call successors, (5726), 1635 states have call predecessors, (5726), 1628 states have return successors, (5859), 5623 states have call predecessors, (5859), 5723 states have call successors, (5859) [2024-11-28 03:16:22,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26518 states to 26518 states and 35563 transitions. [2024-11-28 03:16:22,959 INFO L78 Accepts]: Start accepts. Automaton has 26518 states and 35563 transitions. Word has length 277 [2024-11-28 03:16:22,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:16:22,960 INFO L471 AbstractCegarLoop]: Abstraction has 26518 states and 35563 transitions. [2024-11-28 03:16:22,960 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-28 03:16:22,960 INFO L276 IsEmpty]: Start isEmpty. Operand 26518 states and 35563 transitions. [2024-11-28 03:16:22,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2024-11-28 03:16:22,967 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:16:22,967 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 10, 9, 9, 6, 6, 6, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:16:22,967 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-28 03:16:22,968 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 03:16:22,968 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:16:22,968 INFO L85 PathProgramCache]: Analyzing trace with hash -975615367, now seen corresponding path program 1 times [2024-11-28 03:16:22,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:16:22,969 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639256749] [2024-11-28 03:16:22,969 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:16:22,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:16:30,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:16:31,292 INFO L134 CoverageAnalysis]: Checked inductivity of 1103 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 1085 trivial. 0 not checked. [2024-11-28 03:16:31,292 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:16:31,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639256749] [2024-11-28 03:16:31,293 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1639256749] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:16:31,293 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:16:31,293 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:16:31,293 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018225444] [2024-11-28 03:16:31,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:16:31,294 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:16:31,294 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:16:31,294 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:16:31,294 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:16:31,294 INFO L87 Difference]: Start difference. First operand 26518 states and 35563 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-28 03:16:32,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:16:32,634 INFO L93 Difference]: Finished difference Result 26524 states and 35568 transitions. [2024-11-28 03:16:32,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:16:32,634 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 282 [2024-11-28 03:16:32,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:16:32,707 INFO L225 Difference]: With dead ends: 26524 [2024-11-28 03:16:32,707 INFO L226 Difference]: Without dead ends: 26522 [2024-11-28 03:16:32,716 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:16:32,716 INFO L435 NwaCegarLoop]: 3162 mSDtfsCounter, 3084 mSDsluCounter, 6306 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3085 SdHoareTripleChecker+Valid, 9468 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:16:32,716 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3085 Valid, 9468 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:16:32,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26522 states. [2024-11-28 03:16:33,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26522 to 26522. [2024-11-28 03:16:33,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26522 states, 19164 states have (on average 1.251356710498852) internal successors, (23981), 19408 states have internal predecessors, (23981), 5726 states have call successors, (5726), 1636 states have call predecessors, (5726), 1629 states have return successors, (5859), 5623 states have call predecessors, (5859), 5723 states have call successors, (5859) [2024-11-28 03:16:33,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26522 states to 26522 states and 35566 transitions. [2024-11-28 03:16:33,910 INFO L78 Accepts]: Start accepts. Automaton has 26522 states and 35566 transitions. Word has length 282 [2024-11-28 03:16:33,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:16:33,911 INFO L471 AbstractCegarLoop]: Abstraction has 26522 states and 35566 transitions. [2024-11-28 03:16:33,911 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-28 03:16:33,911 INFO L276 IsEmpty]: Start isEmpty. Operand 26522 states and 35566 transitions. [2024-11-28 03:16:33,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2024-11-28 03:16:33,915 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:16:33,915 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 11, 10, 10, 4, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:16:33,915 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-28 03:16:33,915 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_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 03:16:33,916 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:16:33,916 INFO L85 PathProgramCache]: Analyzing trace with hash 1659188475, now seen corresponding path program 1 times [2024-11-28 03:16:33,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:16:33,916 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [862244029] [2024-11-28 03:16:33,916 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:16:33,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:16:41,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:16:41,949 INFO L134 CoverageAnalysis]: Checked inductivity of 1106 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 1086 trivial. 0 not checked. [2024-11-28 03:16:41,949 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:16:41,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [862244029] [2024-11-28 03:16:41,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [862244029] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:16:41,949 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:16:41,950 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:16:41,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655855100] [2024-11-28 03:16:41,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:16:41,950 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:16:41,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:16:41,954 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:16:41,954 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:16:41,955 INFO L87 Difference]: Start difference. First operand 26522 states and 35566 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-28 03:16:43,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:16:43,252 INFO L93 Difference]: Finished difference Result 26626 states and 35644 transitions. [2024-11-28 03:16:43,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:16:43,253 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 269 [2024-11-28 03:16:43,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:16:43,345 INFO L225 Difference]: With dead ends: 26626 [2024-11-28 03:16:43,345 INFO L226 Difference]: Without dead ends: 26622 [2024-11-28 03:16:43,359 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:16:43,360 INFO L435 NwaCegarLoop]: 3160 mSDtfsCounter, 3031 mSDsluCounter, 6369 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3032 SdHoareTripleChecker+Valid, 9529 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:16:43,360 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3032 Valid, 9529 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 03:16:43,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26622 states. [2024-11-28 03:16:44,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26622 to 26620. [2024-11-28 03:16:44,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26620 states, 19234 states have (on average 1.250597899552875) internal successors, (24054), 19477 states have internal predecessors, (24054), 5726 states have call successors, (5726), 1665 states have call predecessors, (5726), 1657 states have return successors, (5859), 5623 states have call predecessors, (5859), 5723 states have call successors, (5859) [2024-11-28 03:16:44,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26620 states to 26620 states and 35639 transitions. [2024-11-28 03:16:44,791 INFO L78 Accepts]: Start accepts. Automaton has 26620 states and 35639 transitions. Word has length 269 [2024-11-28 03:16:44,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:16:44,792 INFO L471 AbstractCegarLoop]: Abstraction has 26620 states and 35639 transitions. [2024-11-28 03:16:44,792 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-28 03:16:44,792 INFO L276 IsEmpty]: Start isEmpty. Operand 26620 states and 35639 transitions. [2024-11-28 03:16:44,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2024-11-28 03:16:44,800 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:16:44,800 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 12, 11, 11, 4, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:16:44,800 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-28 03:16:44,801 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_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 03:16:44,801 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:16:44,801 INFO L85 PathProgramCache]: Analyzing trace with hash 997031426, now seen corresponding path program 1 times [2024-11-28 03:16:44,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:16:44,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453125778] [2024-11-28 03:16:44,802 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:16:44,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:16:53,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:16:54,543 INFO L134 CoverageAnalysis]: Checked inductivity of 1148 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 1126 trivial. 0 not checked. [2024-11-28 03:16:54,543 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:16:54,543 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [453125778] [2024-11-28 03:16:54,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [453125778] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:16:54,544 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:16:54,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:16:54,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922497047] [2024-11-28 03:16:54,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:16:54,544 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:16:54,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:16:54,545 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:16:54,545 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:16:54,545 INFO L87 Difference]: Start difference. First operand 26620 states and 35639 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-28 03:16:56,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:16:56,111 INFO L93 Difference]: Finished difference Result 28024 states and 37169 transitions. [2024-11-28 03:16:56,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:16:56,112 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 274 [2024-11-28 03:16:56,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:16:56,208 INFO L225 Difference]: With dead ends: 28024 [2024-11-28 03:16:56,208 INFO L226 Difference]: Without dead ends: 27641 [2024-11-28 03:16:56,224 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:16:56,224 INFO L435 NwaCegarLoop]: 3326 mSDtfsCounter, 3000 mSDsluCounter, 6908 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3000 SdHoareTripleChecker+Valid, 10234 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:16:56,225 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3000 Valid, 10234 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:16:56,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27641 states. [2024-11-28 03:16:58,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27641 to 27637. [2024-11-28 03:16:58,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27637 states, 19911 states have (on average 1.245291547385867) internal successors, (24795), 20138 states have internal predecessors, (24795), 5862 states have call successors, (5862), 1868 states have call predecessors, (5862), 1862 states have return successors, (5998), 5776 states have call predecessors, (5998), 5862 states have call successors, (5998) [2024-11-28 03:16:58,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27637 states to 27637 states and 36655 transitions. [2024-11-28 03:16:58,121 INFO L78 Accepts]: Start accepts. Automaton has 27637 states and 36655 transitions. Word has length 274 [2024-11-28 03:16:58,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:16:58,122 INFO L471 AbstractCegarLoop]: Abstraction has 27637 states and 36655 transitions. [2024-11-28 03:16:58,122 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-28 03:16:58,122 INFO L276 IsEmpty]: Start isEmpty. Operand 27637 states and 36655 transitions. [2024-11-28 03:16:58,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2024-11-28 03:16:58,128 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:16:58,128 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 13, 13, 13, 13, 13, 13, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:16:58,128 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-28 03:16:58,128 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 03:16:58,129 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:16:58,129 INFO L85 PathProgramCache]: Analyzing trace with hash 59527050, now seen corresponding path program 1 times [2024-11-28 03:16:58,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:16:58,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481217245] [2024-11-28 03:16:58,129 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:16:58,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:17:05,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:17:05,843 INFO L134 CoverageAnalysis]: Checked inductivity of 980 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 967 trivial. 0 not checked. [2024-11-28 03:17:05,843 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:17:05,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1481217245] [2024-11-28 03:17:05,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1481217245] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:17:05,844 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:17:05,844 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:17:05,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664505207] [2024-11-28 03:17:05,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:17:05,844 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:17:05,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:17:05,845 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:17:05,845 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:17:05,845 INFO L87 Difference]: Start difference. First operand 27637 states and 36655 transitions. Second operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-28 03:17:09,930 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:17:12,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:17:12,329 INFO L93 Difference]: Finished difference Result 67293 states and 89314 transitions. [2024-11-28 03:17:12,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:17:12,330 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 282 [2024-11-28 03:17:12,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:17:12,452 INFO L225 Difference]: With dead ends: 67293 [2024-11-28 03:17:12,452 INFO L226 Difference]: Without dead ends: 39931 [2024-11-28 03:17:12,514 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:17:12,514 INFO L435 NwaCegarLoop]: 6057 mSDtfsCounter, 2956 mSDsluCounter, 3061 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 11 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2956 SdHoareTripleChecker+Valid, 9118 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-28 03:17:12,515 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2956 Valid, 9118 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 54 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2024-11-28 03:17:12,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39931 states. [2024-11-28 03:17:14,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39931 to 39923. [2024-11-28 03:17:14,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39923 states, 28821 states have (on average 1.2458623920058292) internal successors, (35907), 29144 states have internal predecessors, (35907), 8408 states have call successors, (8408), 2700 states have call predecessors, (8408), 2692 states have return successors, (8610), 8290 states have call predecessors, (8610), 8408 states have call successors, (8610) [2024-11-28 03:17:15,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39923 states to 39923 states and 52925 transitions. [2024-11-28 03:17:15,086 INFO L78 Accepts]: Start accepts. Automaton has 39923 states and 52925 transitions. Word has length 282 [2024-11-28 03:17:15,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:17:15,087 INFO L471 AbstractCegarLoop]: Abstraction has 39923 states and 52925 transitions. [2024-11-28 03:17:15,087 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-28 03:17:15,087 INFO L276 IsEmpty]: Start isEmpty. Operand 39923 states and 52925 transitions. [2024-11-28 03:17:15,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2024-11-28 03:17:15,095 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:17:15,096 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 13, 13, 13, 13, 13, 13, 7, 7, 7, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:17:15,096 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-28 03:17:15,096 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 03:17:15,096 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:17:15,096 INFO L85 PathProgramCache]: Analyzing trace with hash -1864536787, now seen corresponding path program 1 times [2024-11-28 03:17:15,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:17:15,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350349593] [2024-11-28 03:17:15,097 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:17:15,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms