./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.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_fd718735-fdc1-4153-b6d4-66ab104c39a9/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd718735-fdc1-4153-b6d4-66ab104c39a9/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd718735-fdc1-4153-b6d4-66ab104c39a9/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd718735-fdc1-4153-b6d4-66ab104c39a9/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd718735-fdc1-4153-b6d4-66ab104c39a9/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd718735-fdc1-4153-b6d4-66ab104c39a9/bin/uautomizer-verify-84ZbGMXZE1 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9b19c97deb062fca7dbcc78eeb9de780b3bb20b4f1504c0df2e8337774718213 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 07:33:23,221 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 07:33:23,279 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd718735-fdc1-4153-b6d4-66ab104c39a9/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-12-02 07:33:23,285 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 07:33:23,285 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 07:33:23,307 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 07:33:23,307 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 07:33:23,308 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 07:33:23,308 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 07:33:23,308 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 07:33:23,308 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 07:33:23,308 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 07:33:23,309 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 07:33:23,309 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 07:33:23,309 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 07:33:23,309 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 07:33:23,309 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 07:33:23,309 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 07:33:23,309 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 07:33:23,309 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 07:33:23,309 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 07:33:23,310 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 07:33:23,310 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 07:33:23,310 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 07:33:23,310 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 07:33:23,310 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 07:33:23,310 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:33:23,310 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:33:23,310 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:33:23,310 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:33:23,310 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 07:33:23,310 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:33:23,310 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:33:23,311 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:33:23,311 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:33:23,311 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 07:33:23,311 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 07:33:23,311 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 07:33:23,311 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 07:33:23,311 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 07:33:23,311 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 07:33:23,311 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 07:33:23,311 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 07:33:23,311 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 07:33:23,311 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 07:33:23,312 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_fd718735-fdc1-4153-b6d4-66ab104c39a9/bin/uautomizer-verify-84ZbGMXZE1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9b19c97deb062fca7dbcc78eeb9de780b3bb20b4f1504c0df2e8337774718213 [2024-12-02 07:33:23,550 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 07:33:23,558 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 07:33:23,560 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 07:33:23,561 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 07:33:23,562 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 07:33:23,563 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd718735-fdc1-4153-b6d4-66ab104c39a9/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i [2024-12-02 07:33:26,189 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd718735-fdc1-4153-b6d4-66ab104c39a9/bin/uautomizer-verify-84ZbGMXZE1/data/334389d8b/b7f3ff5aef854805b471a346f13cdf26/FLAG2f3fd25f4 [2024-12-02 07:33:26,756 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 07:33:26,757 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd718735-fdc1-4153-b6d4-66ab104c39a9/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i [2024-12-02 07:33:26,795 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd718735-fdc1-4153-b6d4-66ab104c39a9/bin/uautomizer-verify-84ZbGMXZE1/data/334389d8b/b7f3ff5aef854805b471a346f13cdf26/FLAG2f3fd25f4 [2024-12-02 07:33:26,809 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd718735-fdc1-4153-b6d4-66ab104c39a9/bin/uautomizer-verify-84ZbGMXZE1/data/334389d8b/b7f3ff5aef854805b471a346f13cdf26 [2024-12-02 07:33:26,811 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 07:33:26,812 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 07:33:26,813 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 07:33:26,813 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 07:33:26,816 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 07:33:26,817 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:33:26" (1/1) ... [2024-12-02 07:33:26,817 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68fe599a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:33:26, skipping insertion in model container [2024-12-02 07:33:26,818 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:33:26" (1/1) ... [2024-12-02 07:33:26,922 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 07:33:30,901 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_fd718735-fdc1-4153-b6d4-66ab104c39a9/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i[487146,487159] [2024-12-02 07:33:30,904 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_fd718735-fdc1-4153-b6d4-66ab104c39a9/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i[487315,487328] [2024-12-02 07:33:30,905 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_fd718735-fdc1-4153-b6d4-66ab104c39a9/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i[487482,487495] [2024-12-02 07:33:30,905 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_fd718735-fdc1-4153-b6d4-66ab104c39a9/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i[487650,487663] [2024-12-02 07:33:30,927 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 07:33:30,980 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 07:33:31,075 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"); [5983] [2024-12-02 07:33:31,076 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)); [5990] [2024-12-02 07:33:31,077 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5997] [2024-12-02 07:33:31,079 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/7cdfae59d3ac602223400f61d8829e28/klever-core-work-dir/520b8de/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [6068-6069] [2024-12-02 07:33:31,080 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"); [6074-6076] [2024-12-02 07:33:31,080 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; subl %1,%0": "+m" (v->counter): "ir" (i)); [6103] [2024-12-02 07:33:31,081 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; incl %0": "+m" (v->counter)); [6110] [2024-12-02 07:33:31,081 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; decl %0": "+m" (v->counter)); [6117] [2024-12-02 07:33:31,082 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [6195] [2024-12-02 07:33:31,082 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [6198] [2024-12-02 07:33:31,083 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (val)); [6200] [2024-12-02 07:33:31,083 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [6205] [2024-12-02 07:33:31,083 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [6208] [2024-12-02 07:33:31,083 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [6210] [2024-12-02 07:33:31,083 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [6215] [2024-12-02 07:33:31,084 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [6218] [2024-12-02 07:33:31,084 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [6220] [2024-12-02 07:33:31,084 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [6225] [2024-12-02 07:33:31,084 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [6228] [2024-12-02 07:33:31,084 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (val)); [6230] [2024-12-02 07:33:31,085 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [6268] [2024-12-02 07:33:31,085 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [6271] [2024-12-02 07:33:31,085 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (- val)); [6273] [2024-12-02 07:33:31,085 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [6278] [2024-12-02 07:33:31,086 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [6281] [2024-12-02 07:33:31,086 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [6283] [2024-12-02 07:33:31,086 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [6288] [2024-12-02 07:33:31,086 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [6291] [2024-12-02 07:33:31,086 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [6293] [2024-12-02 07:33:31,087 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [6298] [2024-12-02 07:33:31,087 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [6301] [2024-12-02 07:33:31,087 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (- val)); [6303] [2024-12-02 07:33:31,090 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [6482] [2024-12-02 07:33:31,090 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6490] [2024-12-02 07:33:31,091 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6497] [2024-12-02 07:33:31,092 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6560] [2024-12-02 07:33:31,094 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/mm.h"), "i" (488), "i" (12UL)); [6617-6618] [2024-12-02 07:33:31,095 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ (" addl %1,%0\n adcl $0xffff,%0": "=r" (sum): "r" (sum << 16), "0" (sum & 4294901760U)); [6663] [2024-12-02 07:33:31,098 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)); [6733-6734] [2024-12-02 07:33:31,099 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)); [6762-6763] [2024-12-02 07:33:31,100 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (103), "i" (12UL)); [6799-6800] [2024-12-02 07:33:31,101 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (115), "i" (12UL)); [6836-6837] [2024-12-02 07:33:31,131 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7662] [2024-12-02 07:33:31,131 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7671] [2024-12-02 07:33:31,276 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 *)"drivers/net/ethernet/sun/cassini.c"), "i" (4758), "i" (12UL)); [13504-13505] [2024-12-02 07:33:31,366 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_fd718735-fdc1-4153-b6d4-66ab104c39a9/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i[487146,487159] [2024-12-02 07:33:31,367 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_fd718735-fdc1-4153-b6d4-66ab104c39a9/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i[487315,487328] [2024-12-02 07:33:31,367 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_fd718735-fdc1-4153-b6d4-66ab104c39a9/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i[487482,487495] [2024-12-02 07:33:31,368 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_fd718735-fdc1-4153-b6d4-66ab104c39a9/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i[487650,487663] [2024-12-02 07:33:31,376 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 07:33:31,688 INFO L204 MainTranslator]: Completed translation [2024-12-02 07:33:31,688 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:33:31 WrapperNode [2024-12-02 07:33:31,688 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 07:33:31,689 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 07:33:31,689 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 07:33:31,689 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 07:33:31,695 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:33:31" (1/1) ... [2024-12-02 07:33:31,769 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:33:31" (1/1) ... [2024-12-02 07:33:32,052 INFO L138 Inliner]: procedures = 675, calls = 4645, calls flagged for inlining = 327, calls inlined = 304, statements flattened = 13054 [2024-12-02 07:33:32,053 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 07:33:32,053 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 07:33:32,053 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 07:33:32,053 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 07:33:32,064 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:33:31" (1/1) ... [2024-12-02 07:33:32,064 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:33:31" (1/1) ... [2024-12-02 07:33:32,109 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:33:31" (1/1) ... [2024-12-02 07:33:35,113 INFO L175 MemorySlicer]: Split 2618 memory accesses to 47 slices as follows [4, 8, 16, 4, 12, 6, 3, 12, 5, 2, 9, 5, 1906, 2, 40, 2, 2, 2, 32, 6, 2, 28, 5, 14, 7, 3, 1, 15, 2, 1, 5, 3, 3, 3, 3, 3, 3, 8, 1, 2, 70, 289, 7, 31, 7, 22, 2]. 73 percent of accesses are in the largest equivalence class. The 705 initializations are split as follows [0, 8, 0, 0, 0, 6, 3, 0, 5, 0, 8, 5, 532, 2, 0, 0, 0, 0, 0, 0, 0, 28, 0, 0, 0, 0, 0, 0, 2, 1, 0, 3, 3, 3, 3, 3, 3, 8, 1, 2, 70, 0, 0, 0, 6, 0, 0]. The 877 writes are split as follows [2, 0, 16, 1, 7, 0, 0, 6, 0, 1, 0, 0, 463, 0, 26, 1, 0, 2, 4, 0, 1, 0, 2, 7, 6, 1, 0, 3, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 275, 0, 31, 0, 19, 1]. [2024-12-02 07:33:35,114 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:33:31" (1/1) ... [2024-12-02 07:33:35,114 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:33:31" (1/1) ... [2024-12-02 07:33:35,319 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:33:31" (1/1) ... [2024-12-02 07:33:35,334 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:33:31" (1/1) ... [2024-12-02 07:33:35,367 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:33:31" (1/1) ... [2024-12-02 07:33:35,426 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:33:31" (1/1) ... [2024-12-02 07:33:35,450 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:33:31" (1/1) ... [2024-12-02 07:33:35,520 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 07:33:35,521 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 07:33:35,521 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 07:33:35,521 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 07:33:35,522 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:33:31" (1/1) ... [2024-12-02 07:33:35,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:33:35,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd718735-fdc1-4153-b6d4-66ab104c39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:33:35,552 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd718735-fdc1-4153-b6d4-66ab104c39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 07:33:35,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd718735-fdc1-4153-b6d4-66ab104c39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 07:33:35,579 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2024-12-02 07:33:35,579 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2024-12-02 07:33:35,579 INFO L130 BoogieDeclarations]: Found specification of procedure cas_phy_read [2024-12-02 07:33:35,579 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_phy_read [2024-12-02 07:33:35,579 INFO L130 BoogieDeclarations]: Found specification of procedure cas_pcs_link_check [2024-12-02 07:33:35,579 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_pcs_link_check [2024-12-02 07:33:35,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_121 [2024-12-02 07:33:35,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_121 [2024-12-02 07:33:35,579 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-12-02 07:33:35,579 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-12-02 07:33:35,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-12-02 07:33:35,580 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-12-02 07:33:35,580 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2024-12-02 07:33:35,580 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2024-12-02 07:33:35,580 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2024-12-02 07:33:35,580 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2024-12-02 07:33:35,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-12-02 07:33:35,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-12-02 07:33:35,580 INFO L130 BoogieDeclarations]: Found specification of procedure cas_mii_link_check [2024-12-02 07:33:35,580 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_mii_link_check [2024-12-02 07:33:35,580 INFO L130 BoogieDeclarations]: Found specification of procedure cas_calc_tabort [2024-12-02 07:33:35,580 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_calc_tabort [2024-12-02 07:33:35,580 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2024-12-02 07:33:35,580 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2024-12-02 07:33:35,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_3 [2024-12-02 07:33:35,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_3 [2024-12-02 07:33:35,580 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2024-12-02 07:33:35,580 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2024-12-02 07:33:35,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-12-02 07:33:35,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-12-02 07:33:35,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_147 [2024-12-02 07:33:35,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_147 [2024-12-02 07:33:35,581 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2024-12-02 07:33:35,581 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2024-12-02 07:33:35,581 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-12-02 07:33:35,581 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-12-02 07:33:35,581 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2024-12-02 07:33:35,581 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2024-12-02 07:33:35,581 INFO L130 BoogieDeclarations]: Found specification of procedure cas_lock_tx [2024-12-02 07:33:35,581 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_lock_tx [2024-12-02 07:33:35,581 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2024-12-02 07:33:35,581 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2024-12-02 07:33:35,581 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2024-12-02 07:33:35,581 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2024-12-02 07:33:35,581 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-12-02 07:33:35,581 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-12-02 07:33:35,581 INFO L130 BoogieDeclarations]: Found specification of procedure cas_disable_irq [2024-12-02 07:33:35,581 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_disable_irq [2024-12-02 07:33:35,581 INFO L130 BoogieDeclarations]: Found specification of procedure cas_free_rxds [2024-12-02 07:33:35,581 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_free_rxds [2024-12-02 07:33:35,581 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_page [2024-12-02 07:33:35,582 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_page [2024-12-02 07:33:35,582 INFO L130 BoogieDeclarations]: Found specification of procedure cas_open [2024-12-02 07:33:35,582 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_open [2024-12-02 07:33:35,582 INFO L130 BoogieDeclarations]: Found specification of procedure cas_interrupt [2024-12-02 07:33:35,582 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_interrupt [2024-12-02 07:33:35,582 INFO L130 BoogieDeclarations]: Found specification of procedure cas_tx_tiny_free [2024-12-02 07:33:35,582 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_tx_tiny_free [2024-12-02 07:33:35,582 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2024-12-02 07:33:35,582 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2024-12-02 07:33:35,582 INFO L130 BoogieDeclarations]: Found specification of procedure tx_tiny_map [2024-12-02 07:33:35,582 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_tiny_map [2024-12-02 07:33:35,582 INFO L130 BoogieDeclarations]: Found specification of procedure cas_phy_init [2024-12-02 07:33:35,582 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_phy_init [2024-12-02 07:33:35,582 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2024-12-02 07:33:35,582 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2024-12-02 07:33:35,582 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size_set [2024-12-02 07:33:35,582 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size_set [2024-12-02 07:33:35,582 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-12-02 07:33:35,582 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-12-02 07:33:35,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-12-02 07:33:35,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-12-02 07:33:35,583 INFO L130 BoogieDeclarations]: Found specification of procedure cas_enable_irq [2024-12-02 07:33:35,583 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_enable_irq [2024-12-02 07:33:35,583 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-12-02 07:33:35,583 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-12-02 07:33:35,583 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2024-12-02 07:33:35,583 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2024-12-02 07:33:35,583 INFO L130 BoogieDeclarations]: Found specification of procedure cas_page_dequeue [2024-12-02 07:33:35,583 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_page_dequeue [2024-12-02 07:33:35,583 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2024-12-02 07:33:35,583 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2024-12-02 07:33:35,583 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-12-02 07:33:35,583 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-12-02 07:33:35,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-12-02 07:33:35,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-12-02 07:33:35,583 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-12-02 07:33:35,583 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-12-02 07:33:35,583 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2024-12-02 07:33:35,583 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2024-12-02 07:33:35,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-02 07:33:35,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_108 [2024-12-02 07:33:35,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_108 [2024-12-02 07:33:35,584 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2024-12-02 07:33:35,584 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2024-12-02 07:33:35,584 INFO L130 BoogieDeclarations]: Found specification of procedure cas_set_multicast [2024-12-02 07:33:35,584 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_set_multicast [2024-12-02 07:33:35,584 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2024-12-02 07:33:35,584 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2024-12-02 07:33:35,584 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2024-12-02 07:33:35,584 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2024-12-02 07:33:35,584 INFO L130 BoogieDeclarations]: Found specification of procedure cas_spare_free [2024-12-02 07:33:35,584 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_spare_free [2024-12-02 07:33:35,584 INFO L130 BoogieDeclarations]: Found specification of procedure cas_tx_timeout [2024-12-02 07:33:35,584 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_tx_timeout [2024-12-02 07:33:35,584 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-12-02 07:33:35,584 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-12-02 07:33:35,584 INFO L130 BoogieDeclarations]: Found specification of procedure cas_read_pcs_link_mode [2024-12-02 07:33:35,584 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_read_pcs_link_mode [2024-12-02 07:33:35,584 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-12-02 07:33:35,584 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-12-02 07:33:35,584 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-12-02 07:33:35,584 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-12-02 07:33:35,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-12-02 07:33:35,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-12-02 07:33:35,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-12-02 07:33:35,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-12-02 07:33:35,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-12-02 07:33:35,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-12-02 07:33:35,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-12-02 07:33:35,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-12-02 07:33:35,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-12-02 07:33:35,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-12-02 07:33:35,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-12-02 07:33:35,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-12-02 07:33:35,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-12-02 07:33:35,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-12-02 07:33:35,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-12-02 07:33:35,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-12-02 07:33:35,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-12-02 07:33:35,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-12-02 07:33:35,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-12-02 07:33:35,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-12-02 07:33:35,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-12-02 07:33:35,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-12-02 07:33:35,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2024-12-02 07:33:35,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2024-12-02 07:33:35,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2024-12-02 07:33:35,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#25 [2024-12-02 07:33:35,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#26 [2024-12-02 07:33:35,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#27 [2024-12-02 07:33:35,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#28 [2024-12-02 07:33:35,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#29 [2024-12-02 07:33:35,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#30 [2024-12-02 07:33:35,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#31 [2024-12-02 07:33:35,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#32 [2024-12-02 07:33:35,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#33 [2024-12-02 07:33:35,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#34 [2024-12-02 07:33:35,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#35 [2024-12-02 07:33:35,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#36 [2024-12-02 07:33:35,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#37 [2024-12-02 07:33:35,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#38 [2024-12-02 07:33:35,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#39 [2024-12-02 07:33:35,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#40 [2024-12-02 07:33:35,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#41 [2024-12-02 07:33:35,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#42 [2024-12-02 07:33:35,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#43 [2024-12-02 07:33:35,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#44 [2024-12-02 07:33:35,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#45 [2024-12-02 07:33:35,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#46 [2024-12-02 07:33:35,587 INFO L130 BoogieDeclarations]: Found specification of procedure cas_close [2024-12-02 07:33:35,587 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_close [2024-12-02 07:33:35,587 INFO L130 BoogieDeclarations]: Found specification of procedure cas_page_swap [2024-12-02 07:33:35,587 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_page_swap [2024-12-02 07:33:35,587 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-12-02 07:33:35,587 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-12-02 07:33:35,587 INFO L130 BoogieDeclarations]: Found specification of procedure cas_netpoll [2024-12-02 07:33:35,587 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_netpoll [2024-12-02 07:33:35,587 INFO L130 BoogieDeclarations]: Found specification of procedure cas_hard_reset [2024-12-02 07:33:35,587 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_hard_reset [2024-12-02 07:33:35,587 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-12-02 07:33:35,587 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-12-02 07:33:35,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-12-02 07:33:35,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-12-02 07:33:35,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-12-02 07:33:35,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-12-02 07:33:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-12-02 07:33:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-12-02 07:33:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-12-02 07:33:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-12-02 07:33:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-12-02 07:33:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-12-02 07:33:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-12-02 07:33:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-12-02 07:33:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-12-02 07:33:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-12-02 07:33:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-12-02 07:33:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-12-02 07:33:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-12-02 07:33:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-12-02 07:33:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-12-02 07:33:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-12-02 07:33:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-12-02 07:33:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-12-02 07:33:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-12-02 07:33:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-12-02 07:33:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-12-02 07:33:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2024-12-02 07:33:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2024-12-02 07:33:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#27 [2024-12-02 07:33:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#28 [2024-12-02 07:33:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#29 [2024-12-02 07:33:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#30 [2024-12-02 07:33:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#31 [2024-12-02 07:33:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#32 [2024-12-02 07:33:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#33 [2024-12-02 07:33:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#34 [2024-12-02 07:33:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#35 [2024-12-02 07:33:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#36 [2024-12-02 07:33:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#37 [2024-12-02 07:33:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#38 [2024-12-02 07:33:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#39 [2024-12-02 07:33:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#40 [2024-12-02 07:33:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#41 [2024-12-02 07:33:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#42 [2024-12-02 07:33:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#43 [2024-12-02 07:33:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#44 [2024-12-02 07:33:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#45 [2024-12-02 07:33:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#46 [2024-12-02 07:33:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-12-02 07:33:35,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-12-02 07:33:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure cas_rxc_init [2024-12-02 07:33:35,590 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_rxc_init [2024-12-02 07:33:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-12-02 07:33:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-12-02 07:33:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-12-02 07:33:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-12-02 07:33:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-12-02 07:33:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-12-02 07:33:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-12-02 07:33:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-12-02 07:33:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-12-02 07:33:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-12-02 07:33:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-12-02 07:33:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-12-02 07:33:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-12-02 07:33:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-12-02 07:33:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-12-02 07:33:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-12-02 07:33:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-12-02 07:33:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-12-02 07:33:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-12-02 07:33:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-12-02 07:33:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-12-02 07:33:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-12-02 07:33:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-12-02 07:33:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-12-02 07:33:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-12-02 07:33:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-12-02 07:33:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2024-12-02 07:33:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2024-12-02 07:33:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2024-12-02 07:33:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2024-12-02 07:33:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2024-12-02 07:33:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#31 [2024-12-02 07:33:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#32 [2024-12-02 07:33:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#33 [2024-12-02 07:33:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#34 [2024-12-02 07:33:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#35 [2024-12-02 07:33:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#36 [2024-12-02 07:33:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#37 [2024-12-02 07:33:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#38 [2024-12-02 07:33:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#39 [2024-12-02 07:33:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#40 [2024-12-02 07:33:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#41 [2024-12-02 07:33:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#42 [2024-12-02 07:33:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#43 [2024-12-02 07:33:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#44 [2024-12-02 07:33:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#45 [2024-12-02 07:33:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#46 [2024-12-02 07:33:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-12-02 07:33:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-12-02 07:33:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-12-02 07:33:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-12-02 07:33:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-12-02 07:33:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-12-02 07:33:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-12-02 07:33:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-12-02 07:33:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-12-02 07:33:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-12-02 07:33:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-12-02 07:33:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-12-02 07:33:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-12-02 07:33:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-12-02 07:33:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-12-02 07:33:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-12-02 07:33:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-12-02 07:33:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-12-02 07:33:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-12-02 07:33:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2024-12-02 07:33:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2024-12-02 07:33:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2024-12-02 07:33:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#22 [2024-12-02 07:33:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#23 [2024-12-02 07:33:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#24 [2024-12-02 07:33:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#25 [2024-12-02 07:33:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#26 [2024-12-02 07:33:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#27 [2024-12-02 07:33:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#28 [2024-12-02 07:33:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#29 [2024-12-02 07:33:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#30 [2024-12-02 07:33:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#31 [2024-12-02 07:33:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#32 [2024-12-02 07:33:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#33 [2024-12-02 07:33:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#34 [2024-12-02 07:33:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#35 [2024-12-02 07:33:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#36 [2024-12-02 07:33:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#37 [2024-12-02 07:33:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#38 [2024-12-02 07:33:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#39 [2024-12-02 07:33:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#40 [2024-12-02 07:33:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#41 [2024-12-02 07:33:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#42 [2024-12-02 07:33:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#43 [2024-12-02 07:33:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#44 [2024-12-02 07:33:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#45 [2024-12-02 07:33:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#46 [2024-12-02 07:33:35,594 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-12-02 07:33:35,594 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-12-02 07:33:35,594 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-12-02 07:33:35,594 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-12-02 07:33:35,594 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-12-02 07:33:35,594 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-12-02 07:33:35,594 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-12-02 07:33:35,594 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-12-02 07:33:35,594 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-12-02 07:33:35,594 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-12-02 07:33:35,594 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-12-02 07:33:35,594 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-12-02 07:33:35,594 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-12-02 07:33:35,594 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-12-02 07:33:35,594 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-12-02 07:33:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-12-02 07:33:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-12-02 07:33:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-12-02 07:33:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-12-02 07:33:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2024-12-02 07:33:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2024-12-02 07:33:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2024-12-02 07:33:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#22 [2024-12-02 07:33:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#23 [2024-12-02 07:33:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#24 [2024-12-02 07:33:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#25 [2024-12-02 07:33:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#26 [2024-12-02 07:33:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#27 [2024-12-02 07:33:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#28 [2024-12-02 07:33:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#29 [2024-12-02 07:33:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#30 [2024-12-02 07:33:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#31 [2024-12-02 07:33:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#32 [2024-12-02 07:33:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#33 [2024-12-02 07:33:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#34 [2024-12-02 07:33:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#35 [2024-12-02 07:33:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#36 [2024-12-02 07:33:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#37 [2024-12-02 07:33:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#38 [2024-12-02 07:33:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#39 [2024-12-02 07:33:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#40 [2024-12-02 07:33:35,596 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#41 [2024-12-02 07:33:35,596 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#42 [2024-12-02 07:33:35,596 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#43 [2024-12-02 07:33:35,596 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#44 [2024-12-02 07:33:35,596 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#45 [2024-12-02 07:33:35,596 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#46 [2024-12-02 07:33:35,596 INFO L130 BoogieDeclarations]: Found specification of procedure cas_clear_mac_err [2024-12-02 07:33:35,596 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_clear_mac_err [2024-12-02 07:33:35,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-12-02 07:33:35,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-12-02 07:33:35,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-12-02 07:33:35,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-12-02 07:33:35,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-12-02 07:33:35,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-12-02 07:33:35,596 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2024-12-02 07:33:35,596 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2024-12-02 07:33:35,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_3_2 [2024-12-02 07:33:35,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_3_2 [2024-12-02 07:33:35,596 INFO L130 BoogieDeclarations]: Found specification of procedure cas_remove_one [2024-12-02 07:33:35,596 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_remove_one [2024-12-02 07:33:35,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_NOT_ARG_SIGN [2024-12-02 07:33:35,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_NOT_ARG_SIGN [2024-12-02 07:33:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-12-02 07:33:35,597 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-12-02 07:33:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-12-02 07:33:35,597 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-12-02 07:33:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-12-02 07:33:35,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-12-02 07:33:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2024-12-02 07:33:35,597 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2024-12-02 07:33:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-02 07:33:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2024-12-02 07:33:35,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2024-12-02 07:33:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 07:33:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2024-12-02 07:33:35,598 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2024-12-02 07:33:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-12-02 07:33:35,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-12-02 07:33:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-12-02 07:33:35,598 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-12-02 07:33:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-12-02 07:33:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-12-02 07:33:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-12-02 07:33:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-12-02 07:33:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-12-02 07:33:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-12-02 07:33:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-12-02 07:33:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-12-02 07:33:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-12-02 07:33:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-12-02 07:33:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-12-02 07:33:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-12-02 07:33:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-12-02 07:33:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-12-02 07:33:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-12-02 07:33:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-12-02 07:33:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-12-02 07:33:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-12-02 07:33:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-12-02 07:33:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-12-02 07:33:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-12-02 07:33:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-12-02 07:33:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-12-02 07:33:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-12-02 07:33:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-12-02 07:33:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2024-12-02 07:33:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2024-12-02 07:33:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2024-12-02 07:33:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#28 [2024-12-02 07:33:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#29 [2024-12-02 07:33:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#30 [2024-12-02 07:33:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#31 [2024-12-02 07:33:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#32 [2024-12-02 07:33:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#33 [2024-12-02 07:33:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#34 [2024-12-02 07:33:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#35 [2024-12-02 07:33:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#36 [2024-12-02 07:33:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#37 [2024-12-02 07:33:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#38 [2024-12-02 07:33:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#39 [2024-12-02 07:33:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#40 [2024-12-02 07:33:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#41 [2024-12-02 07:33:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#42 [2024-12-02 07:33:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#43 [2024-12-02 07:33:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#44 [2024-12-02 07:33:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#45 [2024-12-02 07:33:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#46 [2024-12-02 07:33:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-12-02 07:33:35,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2024-12-02 07:33:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-12-02 07:33:35,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-12-02 07:33:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure cas_set_link_modes [2024-12-02 07:33:35,601 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_set_link_modes [2024-12-02 07:33:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_printk [2024-12-02 07:33:35,601 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_printk [2024-12-02 07:33:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure cas_link_timer [2024-12-02 07:33:35,601 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_link_timer [2024-12-02 07:33:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure cas_read_mii_link_mode [2024-12-02 07:33:35,601 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_read_mii_link_mode [2024-12-02 07:33:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2024-12-02 07:33:35,602 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2024-12-02 07:33:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2024-12-02 07:33:35,602 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2024-12-02 07:33:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2024-12-02 07:33:35,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2024-12-02 07:33:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2024-12-02 07:33:35,602 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2024-12-02 07:33:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure kmap_atomic [2024-12-02 07:33:35,602 INFO L138 BoogieDeclarations]: Found implementation of procedure kmap_atomic [2024-12-02 07:33:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-12-02 07:33:35,602 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-12-02 07:33:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-12-02 07:33:35,602 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-12-02 07:33:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-12-02 07:33:35,602 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-12-02 07:33:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-12-02 07:33:35,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-12-02 07:33:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure csum_unfold [2024-12-02 07:33:35,602 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_unfold [2024-12-02 07:33:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2024-12-02 07:33:35,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2024-12-02 07:33:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2024-12-02 07:33:35,602 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2024-12-02 07:33:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure cas_entropy_gather [2024-12-02 07:33:35,602 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_entropy_gather [2024-12-02 07:33:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure cas_resume [2024-12-02 07:33:35,602 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_resume [2024-12-02 07:33:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 07:33:35,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 07:33:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure cas_page_alloc [2024-12-02 07:33:35,603 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_page_alloc [2024-12-02 07:33:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-12-02 07:33:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-12-02 07:33:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-12-02 07:33:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-12-02 07:33:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-12-02 07:33:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-12-02 07:33:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-12-02 07:33:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-12-02 07:33:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-12-02 07:33:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-12-02 07:33:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-12-02 07:33:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-12-02 07:33:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-12-02 07:33:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-12-02 07:33:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-12-02 07:33:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-12-02 07:33:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-12-02 07:33:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-12-02 07:33:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-12-02 07:33:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-12-02 07:33:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-12-02 07:33:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-12-02 07:33:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2024-12-02 07:33:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2024-12-02 07:33:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2024-12-02 07:33:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#25 [2024-12-02 07:33:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#26 [2024-12-02 07:33:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#27 [2024-12-02 07:33:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#28 [2024-12-02 07:33:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#29 [2024-12-02 07:33:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#30 [2024-12-02 07:33:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#31 [2024-12-02 07:33:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#32 [2024-12-02 07:33:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#33 [2024-12-02 07:33:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#34 [2024-12-02 07:33:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#35 [2024-12-02 07:33:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#36 [2024-12-02 07:33:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#37 [2024-12-02 07:33:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#38 [2024-12-02 07:33:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#39 [2024-12-02 07:33:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#40 [2024-12-02 07:33:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#41 [2024-12-02 07:33:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#42 [2024-12-02 07:33:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#43 [2024-12-02 07:33:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#44 [2024-12-02 07:33:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#45 [2024-12-02 07:33:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#46 [2024-12-02 07:33:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-12-02 07:33:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-12-02 07:33:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-12-02 07:33:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-12-02 07:33:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-12-02 07:33:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-12-02 07:33:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-12-02 07:33:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-12-02 07:33:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-12-02 07:33:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-12-02 07:33:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-12-02 07:33:35,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-12-02 07:33:35,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-12-02 07:33:35,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-12-02 07:33:35,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-12-02 07:33:35,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-12-02 07:33:35,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-12-02 07:33:35,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-12-02 07:33:35,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-12-02 07:33:35,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-12-02 07:33:35,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-12-02 07:33:35,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-12-02 07:33:35,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-12-02 07:33:35,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-12-02 07:33:35,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-12-02 07:33:35,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2024-12-02 07:33:35,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2024-12-02 07:33:35,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#27 [2024-12-02 07:33:35,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#28 [2024-12-02 07:33:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#29 [2024-12-02 07:33:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#30 [2024-12-02 07:33:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#31 [2024-12-02 07:33:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#32 [2024-12-02 07:33:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#33 [2024-12-02 07:33:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#34 [2024-12-02 07:33:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#35 [2024-12-02 07:33:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#36 [2024-12-02 07:33:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#37 [2024-12-02 07:33:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#38 [2024-12-02 07:33:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#39 [2024-12-02 07:33:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#40 [2024-12-02 07:33:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#41 [2024-12-02 07:33:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#42 [2024-12-02 07:33:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#43 [2024-12-02 07:33:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#44 [2024-12-02 07:33:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#45 [2024-12-02 07:33:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#46 [2024-12-02 07:33:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-12-02 07:33:35,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-12-02 07:33:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-12-02 07:33:35,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-12-02 07:33:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2024-12-02 07:33:35,608 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2024-12-02 07:33:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure cas_mif_poll [2024-12-02 07:33:35,608 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_mif_poll [2024-12-02 07:33:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-12-02 07:33:35,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-12-02 07:33:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure cas_unlock_tx [2024-12-02 07:33:35,608 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_unlock_tx [2024-12-02 07:33:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-12-02 07:33:35,608 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-12-02 07:33:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_133 [2024-12-02 07:33:35,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_133 [2024-12-02 07:33:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice [2024-12-02 07:33:35,608 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice [2024-12-02 07:33:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_135 [2024-12-02 07:33:35,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_135 [2024-12-02 07:33:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2024-12-02 07:33:35,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2024-12-02 07:33:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub [2024-12-02 07:33:35,608 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub [2024-12-02 07:33:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2024-12-02 07:33:35,608 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2024-12-02 07:33:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-12-02 07:33:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-12-02 07:33:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-12-02 07:33:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-12-02 07:33:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-12-02 07:33:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-12-02 07:33:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-12-02 07:33:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-12-02 07:33:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-12-02 07:33:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-12-02 07:33:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-12-02 07:33:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-12-02 07:33:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-12-02 07:33:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-12-02 07:33:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-12-02 07:33:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-12-02 07:33:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-12-02 07:33:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2024-12-02 07:33:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2024-12-02 07:33:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2024-12-02 07:33:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2024-12-02 07:33:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2024-12-02 07:33:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2024-12-02 07:33:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#23 [2024-12-02 07:33:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#24 [2024-12-02 07:33:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#25 [2024-12-02 07:33:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#26 [2024-12-02 07:33:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#27 [2024-12-02 07:33:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#28 [2024-12-02 07:33:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#29 [2024-12-02 07:33:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#30 [2024-12-02 07:33:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#31 [2024-12-02 07:33:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#32 [2024-12-02 07:33:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#33 [2024-12-02 07:33:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#34 [2024-12-02 07:33:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#35 [2024-12-02 07:33:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#36 [2024-12-02 07:33:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#37 [2024-12-02 07:33:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#38 [2024-12-02 07:33:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#39 [2024-12-02 07:33:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#40 [2024-12-02 07:33:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#41 [2024-12-02 07:33:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#42 [2024-12-02 07:33:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#43 [2024-12-02 07:33:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#44 [2024-12-02 07:33:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#45 [2024-12-02 07:33:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#46 [2024-12-02 07:33:35,610 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-12-02 07:33:35,610 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-12-02 07:33:35,610 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-12-02 07:33:35,610 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-12-02 07:33:35,610 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-12-02 07:33:35,611 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-12-02 07:33:35,611 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-12-02 07:33:35,611 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-12-02 07:33:35,611 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-12-02 07:33:35,611 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-12-02 07:33:35,611 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-12-02 07:33:35,611 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-12-02 07:33:35,611 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-12-02 07:33:35,611 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-12-02 07:33:35,611 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-12-02 07:33:35,611 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-12-02 07:33:35,611 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-12-02 07:33:35,611 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2024-12-02 07:33:35,611 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2024-12-02 07:33:35,611 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2024-12-02 07:33:35,611 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2024-12-02 07:33:35,611 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2024-12-02 07:33:35,611 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2024-12-02 07:33:35,611 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#23 [2024-12-02 07:33:35,611 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#24 [2024-12-02 07:33:35,611 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#25 [2024-12-02 07:33:35,611 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#26 [2024-12-02 07:33:35,611 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#27 [2024-12-02 07:33:35,611 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#28 [2024-12-02 07:33:35,611 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#29 [2024-12-02 07:33:35,611 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#30 [2024-12-02 07:33:35,611 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#31 [2024-12-02 07:33:35,611 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#32 [2024-12-02 07:33:35,611 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#33 [2024-12-02 07:33:35,611 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#34 [2024-12-02 07:33:35,611 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#35 [2024-12-02 07:33:35,611 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#36 [2024-12-02 07:33:35,611 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#37 [2024-12-02 07:33:35,612 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#38 [2024-12-02 07:33:35,612 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#39 [2024-12-02 07:33:35,612 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#40 [2024-12-02 07:33:35,612 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#41 [2024-12-02 07:33:35,612 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#42 [2024-12-02 07:33:35,612 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#43 [2024-12-02 07:33:35,612 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#44 [2024-12-02 07:33:35,612 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#45 [2024-12-02 07:33:35,612 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#46 [2024-12-02 07:33:35,612 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-12-02 07:33:35,612 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-12-02 07:33:35,612 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2024-12-02 07:33:35,612 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2024-12-02 07:33:35,612 INFO L130 BoogieDeclarations]: Found specification of procedure tx_tiny_buf [2024-12-02 07:33:35,612 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_tiny_buf [2024-12-02 07:33:35,612 INFO L130 BoogieDeclarations]: Found specification of procedure cas_mac_reset [2024-12-02 07:33:35,612 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_mac_reset [2024-12-02 07:33:35,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_cas [2024-12-02 07:33:35,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_cas [2024-12-02 07:33:35,612 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-02 07:33:35,612 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-12-02 07:33:35,612 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-12-02 07:33:35,612 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_frag_set_page [2024-12-02 07:33:35,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_frag_set_page [2024-12-02 07:33:35,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-12-02 07:33:35,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-12-02 07:33:35,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-12-02 07:33:35,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-12-02 07:33:35,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-12-02 07:33:35,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-12-02 07:33:35,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-12-02 07:33:35,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-12-02 07:33:35,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-12-02 07:33:35,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-12-02 07:33:35,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-12-02 07:33:35,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-12-02 07:33:35,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-12-02 07:33:35,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-12-02 07:33:35,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-12-02 07:33:35,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-12-02 07:33:35,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-12-02 07:33:35,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-12-02 07:33:35,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-12-02 07:33:35,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-12-02 07:33:35,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-12-02 07:33:35,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-12-02 07:33:35,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-12-02 07:33:35,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-12-02 07:33:35,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-12-02 07:33:35,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2024-12-02 07:33:35,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2024-12-02 07:33:35,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2024-12-02 07:33:35,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#28 [2024-12-02 07:33:35,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#29 [2024-12-02 07:33:35,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#30 [2024-12-02 07:33:35,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#31 [2024-12-02 07:33:35,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#32 [2024-12-02 07:33:35,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#33 [2024-12-02 07:33:35,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#34 [2024-12-02 07:33:35,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#35 [2024-12-02 07:33:35,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#36 [2024-12-02 07:33:35,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#37 [2024-12-02 07:33:35,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#38 [2024-12-02 07:33:35,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#39 [2024-12-02 07:33:35,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#40 [2024-12-02 07:33:35,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#41 [2024-12-02 07:33:35,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#42 [2024-12-02 07:33:35,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#43 [2024-12-02 07:33:35,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#44 [2024-12-02 07:33:35,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#45 [2024-12-02 07:33:35,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#46 [2024-12-02 07:33:35,614 INFO L130 BoogieDeclarations]: Found specification of procedure cas_get_regs_len [2024-12-02 07:33:35,614 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_get_regs_len [2024-12-02 07:33:35,614 INFO L130 BoogieDeclarations]: Found specification of procedure cas_reset [2024-12-02 07:33:35,614 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_reset [2024-12-02 07:33:35,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_8_2 [2024-12-02 07:33:35,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_8_2 [2024-12-02 07:33:35,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_NOT_ARG_SIGN [2024-12-02 07:33:35,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_NOT_ARG_SIGN [2024-12-02 07:33:35,614 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2024-12-02 07:33:35,615 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2024-12-02 07:33:35,615 INFO L130 BoogieDeclarations]: Found specification of procedure cas_post_page [2024-12-02 07:33:35,615 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_post_page [2024-12-02 07:33:35,615 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-12-02 07:33:35,615 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-12-02 07:33:35,615 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2024-12-02 07:33:35,615 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2024-12-02 07:33:35,615 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-12-02 07:33:35,615 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-12-02 07:33:35,615 INFO L130 BoogieDeclarations]: Found specification of procedure cas_nway_reset [2024-12-02 07:33:35,615 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_nway_reset [2024-12-02 07:33:35,615 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-12-02 07:33:35,615 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-12-02 07:33:35,615 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-12-02 07:33:35,615 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-12-02 07:33:35,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-12-02 07:33:35,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-12-02 07:33:35,615 INFO L130 BoogieDeclarations]: Found specification of procedure cas_setup_multicast [2024-12-02 07:33:35,615 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_setup_multicast [2024-12-02 07:33:35,615 INFO L130 BoogieDeclarations]: Found specification of procedure cas_phy_powerdown [2024-12-02 07:33:35,615 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_phy_powerdown [2024-12-02 07:33:35,615 INFO L130 BoogieDeclarations]: Found specification of procedure cas_post_rxds_ringN [2024-12-02 07:33:35,615 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_post_rxds_ringN [2024-12-02 07:33:35,615 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2024-12-02 07:33:35,615 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2024-12-02 07:33:35,615 INFO L130 BoogieDeclarations]: Found specification of procedure cas_vpd_match [2024-12-02 07:33:35,615 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_vpd_match [2024-12-02 07:33:35,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_83 [2024-12-02 07:33:35,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_83 [2024-12-02 07:33:35,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_81 [2024-12-02 07:33:35,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_81 [2024-12-02 07:33:35,615 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2024-12-02 07:33:35,615 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2024-12-02 07:33:35,615 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_weight [2024-12-02 07:33:35,616 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_weight [2024-12-02 07:33:35,616 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-12-02 07:33:35,616 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-12-02 07:33:35,616 INFO L130 BoogieDeclarations]: Found specification of procedure page_count [2024-12-02 07:33:35,616 INFO L138 BoogieDeclarations]: Found implementation of procedure page_count [2024-12-02 07:33:35,616 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-12-02 07:33:35,616 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-12-02 07:33:35,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_77 [2024-12-02 07:33:35,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_77 [2024-12-02 07:33:35,616 INFO L130 BoogieDeclarations]: Found specification of procedure cas_shutdown [2024-12-02 07:33:35,616 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_shutdown [2024-12-02 07:33:35,616 INFO L130 BoogieDeclarations]: Found specification of procedure cas_begin_auto_negotiation [2024-12-02 07:33:35,616 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_begin_auto_negotiation [2024-12-02 07:33:35,616 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2024-12-02 07:33:35,616 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2024-12-02 07:33:35,616 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-12-02 07:33:35,616 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-12-02 07:33:35,616 INFO L130 BoogieDeclarations]: Found specification of procedure cas_write_txd [2024-12-02 07:33:35,616 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_write_txd [2024-12-02 07:33:35,616 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-12-02 07:33:35,616 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-12-02 07:33:35,616 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_frag_ref [2024-12-02 07:33:35,616 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_frag_ref [2024-12-02 07:33:35,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-12-02 07:33:35,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-12-02 07:33:35,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-12-02 07:33:35,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-12-02 07:33:35,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-12-02 07:33:35,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-12-02 07:33:35,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-12-02 07:33:35,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-12-02 07:33:35,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-12-02 07:33:35,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-12-02 07:33:35,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-12-02 07:33:35,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-12-02 07:33:35,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-12-02 07:33:35,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-12-02 07:33:35,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-12-02 07:33:35,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-12-02 07:33:35,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-12-02 07:33:35,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-12-02 07:33:35,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-12-02 07:33:35,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-12-02 07:33:35,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-12-02 07:33:35,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-12-02 07:33:35,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-12-02 07:33:35,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-12-02 07:33:35,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-12-02 07:33:35,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-12-02 07:33:35,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2024-12-02 07:33:35,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2024-12-02 07:33:35,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2024-12-02 07:33:35,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2024-12-02 07:33:35,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2024-12-02 07:33:35,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#31 [2024-12-02 07:33:35,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#32 [2024-12-02 07:33:35,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#33 [2024-12-02 07:33:35,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#34 [2024-12-02 07:33:35,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#35 [2024-12-02 07:33:35,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#36 [2024-12-02 07:33:35,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#37 [2024-12-02 07:33:35,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#38 [2024-12-02 07:33:35,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#39 [2024-12-02 07:33:35,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#40 [2024-12-02 07:33:35,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#41 [2024-12-02 07:33:35,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#42 [2024-12-02 07:33:35,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#43 [2024-12-02 07:33:35,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#44 [2024-12-02 07:33:35,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#45 [2024-12-02 07:33:35,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#46 [2024-12-02 07:33:35,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-12-02 07:33:35,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-12-02 07:33:35,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_82 [2024-12-02 07:33:35,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_82 [2024-12-02 07:33:35,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_84 [2024-12-02 07:33:35,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_84 [2024-12-02 07:33:35,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_79 [2024-12-02 07:33:35,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_79 [2024-12-02 07:33:35,618 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2024-12-02 07:33:35,618 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2024-12-02 07:33:35,618 INFO L130 BoogieDeclarations]: Found specification of procedure cas_init_hw [2024-12-02 07:33:35,618 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_init_hw [2024-12-02 07:33:35,618 INFO L130 BoogieDeclarations]: Found specification of procedure cas_clean_rings [2024-12-02 07:33:35,618 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_clean_rings [2024-12-02 07:33:35,618 INFO L130 BoogieDeclarations]: Found specification of procedure cas_page_free [2024-12-02 07:33:35,618 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_page_free [2024-12-02 07:33:35,618 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2024-12-02 07:33:35,618 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2024-12-02 07:33:35,618 INFO L130 BoogieDeclarations]: Found specification of procedure cas_phy_write [2024-12-02 07:33:35,618 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_phy_write [2024-12-02 07:33:35,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-12-02 07:33:35,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-12-02 07:33:35,618 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2024-12-02 07:33:35,618 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2024-12-02 07:33:35,618 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-12-02 07:33:35,618 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-12-02 07:33:35,618 INFO L130 BoogieDeclarations]: Found specification of procedure cas_spare_recover [2024-12-02 07:33:35,618 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_spare_recover [2024-12-02 07:33:35,619 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2024-12-02 07:33:35,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2024-12-02 07:33:35,619 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-12-02 07:33:35,619 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-12-02 07:33:35,619 INFO L130 BoogieDeclarations]: Found specification of procedure cas_get_stats [2024-12-02 07:33:35,619 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_get_stats [2024-12-02 07:33:35,619 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-12-02 07:33:35,619 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-12-02 07:33:35,619 INFO L130 BoogieDeclarations]: Found specification of procedure __kunmap_atomic [2024-12-02 07:33:35,619 INFO L138 BoogieDeclarations]: Found implementation of procedure __kunmap_atomic [2024-12-02 07:33:35,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 07:33:35,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-12-02 07:33:35,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-12-02 07:33:35,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-12-02 07:33:35,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-12-02 07:33:35,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-12-02 07:33:35,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-12-02 07:33:35,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-12-02 07:33:35,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-12-02 07:33:35,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-12-02 07:33:35,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-12-02 07:33:35,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-12-02 07:33:35,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-12-02 07:33:35,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-12-02 07:33:35,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-12-02 07:33:35,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-12-02 07:33:35,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-12-02 07:33:35,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-12-02 07:33:35,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-12-02 07:33:35,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-12-02 07:33:35,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-12-02 07:33:35,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-12-02 07:33:35,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-12-02 07:33:35,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-12-02 07:33:35,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-12-02 07:33:35,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-12-02 07:33:35,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2024-12-02 07:33:35,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2024-12-02 07:33:35,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2024-12-02 07:33:35,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2024-12-02 07:33:35,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2024-12-02 07:33:35,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#31 [2024-12-02 07:33:35,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#32 [2024-12-02 07:33:35,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#33 [2024-12-02 07:33:35,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#34 [2024-12-02 07:33:35,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#35 [2024-12-02 07:33:35,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#36 [2024-12-02 07:33:35,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#37 [2024-12-02 07:33:35,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#38 [2024-12-02 07:33:35,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#39 [2024-12-02 07:33:35,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#40 [2024-12-02 07:33:35,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#41 [2024-12-02 07:33:35,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#42 [2024-12-02 07:33:35,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#43 [2024-12-02 07:33:35,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#44 [2024-12-02 07:33:35,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#45 [2024-12-02 07:33:35,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#46 [2024-12-02 07:33:35,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-12-02 07:33:35,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-12-02 07:33:35,620 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2024-12-02 07:33:35,620 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2024-12-02 07:33:35,620 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2024-12-02 07:33:35,620 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2024-12-02 07:33:35,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_107 [2024-12-02 07:33:35,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_107 [2024-12-02 07:33:36,879 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 07:33:36,884 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 07:33:54,531 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-12-02 07:34:09,616 INFO L? ?]: Removed 5584 outVars from TransFormulas that were not future-live. [2024-12-02 07:34:09,616 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 07:34:09,669 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 07:34:09,669 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-12-02 07:34:09,669 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:34:09 BoogieIcfgContainer [2024-12-02 07:34:09,670 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 07:34:09,671 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 07:34:09,671 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 07:34:09,674 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 07:34:09,675 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:33:26" (1/3) ... [2024-12-02 07:34:09,675 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7890eb91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:34:09, skipping insertion in model container [2024-12-02 07:34:09,675 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:33:31" (2/3) ... [2024-12-02 07:34:09,675 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7890eb91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:34:09, skipping insertion in model container [2024-12-02 07:34:09,675 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:34:09" (3/3) ... [2024-12-02 07:34:09,677 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i [2024-12-02 07:34:09,687 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 07:34:09,690 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i that has 272 procedures, 5327 locations, 1 initial locations, 141 loop locations, and 3 error locations. [2024-12-02 07:34:09,802 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 07:34:09,811 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;@4467556f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 07:34:09,811 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-12-02 07:34:09,823 INFO L276 IsEmpty]: Start isEmpty. Operand has 4921 states, 3594 states have (on average 1.3689482470784642) internal successors, (4920), 3677 states have internal predecessors, (4920), 1144 states have call successors, (1144), 181 states have call predecessors, (1144), 180 states have return successors, (1140), 1127 states have call predecessors, (1140), 1140 states have call successors, (1140) [2024-12-02 07:34:09,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-02 07:34:09,829 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:34:09,830 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:34:09,830 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:34:09,833 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:34:09,834 INFO L85 PathProgramCache]: Analyzing trace with hash 214184714, now seen corresponding path program 1 times [2024-12-02 07:34:09,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:34:09,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1208635391] [2024-12-02 07:34:09,839 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:34:09,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:34:28,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:34:29,484 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-02 07:34:29,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:34:29,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1208635391] [2024-12-02 07:34:29,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1208635391] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:34:29,485 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:34:29,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:34:29,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878698990] [2024-12-02 07:34:29,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:34:29,490 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:34:29,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:34:29,504 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:34:29,504 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:34:29,512 INFO L87 Difference]: Start difference. First operand has 4921 states, 3594 states have (on average 1.3689482470784642) internal successors, (4920), 3677 states have internal predecessors, (4920), 1144 states have call successors, (1144), 181 states have call predecessors, (1144), 180 states have return successors, (1140), 1127 states have call predecessors, (1140), 1140 states have call successors, (1140) Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-12-02 07:34:29,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:34:29,896 INFO L93 Difference]: Finished difference Result 9807 states and 14723 transitions. [2024-12-02 07:34:29,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:34:29,898 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 50 [2024-12-02 07:34:29,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:34:29,937 INFO L225 Difference]: With dead ends: 9807 [2024-12-02 07:34:29,937 INFO L226 Difference]: Without dead ends: 4886 [2024-12-02 07:34:29,965 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:34:29,967 INFO L435 NwaCegarLoop]: 7077 mSDtfsCounter, 7075 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7075 SdHoareTripleChecker+Valid, 7077 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 07:34:29,967 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7075 Valid, 7077 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 07:34:29,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4886 states. [2024-12-02 07:34:30,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4886 to 4886. [2024-12-02 07:34:30,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4886 states, 3568 states have (on average 1.343329596412556) internal successors, (4793), 3647 states have internal predecessors, (4793), 1137 states have call successors, (1137), 179 states have call predecessors, (1137), 178 states have return successors, (1134), 1121 states have call predecessors, (1134), 1134 states have call successors, (1134) [2024-12-02 07:34:30,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4886 states to 4886 states and 7064 transitions. [2024-12-02 07:34:30,227 INFO L78 Accepts]: Start accepts. Automaton has 4886 states and 7064 transitions. Word has length 50 [2024-12-02 07:34:30,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:34:30,227 INFO L471 AbstractCegarLoop]: Abstraction has 4886 states and 7064 transitions. [2024-12-02 07:34:30,227 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-12-02 07:34:30,227 INFO L276 IsEmpty]: Start isEmpty. Operand 4886 states and 7064 transitions. [2024-12-02 07:34:30,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-02 07:34:30,229 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:34:30,229 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:34:30,229 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-12-02 07:34:30,230 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:34:30,230 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:34:30,230 INFO L85 PathProgramCache]: Analyzing trace with hash 567273096, now seen corresponding path program 1 times [2024-12-02 07:34:30,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:34:30,230 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971348781] [2024-12-02 07:34:30,230 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:34:30,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:34:48,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:34:50,238 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-02 07:34:50,238 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:34:50,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [971348781] [2024-12-02 07:34:50,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [971348781] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:34:50,239 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:34:50,239 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:34:50,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35046386] [2024-12-02 07:34:50,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:34:50,240 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:34:50,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:34:50,241 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:34:50,241 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:34:50,241 INFO L87 Difference]: Start difference. First operand 4886 states and 7064 transitions. Second operand has 5 states, 5 states have (on average 5.6) internal successors, (28), 4 states have internal predecessors, (28), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-12-02 07:34:51,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:34:51,351 INFO L93 Difference]: Finished difference Result 8970 states and 13016 transitions. [2024-12-02 07:34:51,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:34:51,352 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 4 states have internal predecessors, (28), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 50 [2024-12-02 07:34:51,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:34:51,413 INFO L225 Difference]: With dead ends: 8970 [2024-12-02 07:34:51,413 INFO L226 Difference]: Without dead ends: 8968 [2024-12-02 07:34:51,421 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:34:51,422 INFO L435 NwaCegarLoop]: 7277 mSDtfsCounter, 6775 mSDsluCounter, 20692 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6776 SdHoareTripleChecker+Valid, 27969 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-12-02 07:34:51,422 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6776 Valid, 27969 Invalid, 56 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-12-02 07:34:51,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8968 states. [2024-12-02 07:34:51,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8968 to 8960. [2024-12-02 07:34:51,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8960 states, 6536 states have (on average 1.3419522643818849) internal successors, (8771), 6691 states have internal predecessors, (8771), 2080 states have call successors, (2080), 350 states have call predecessors, (2080), 341 states have return successors, (2158), 2026 states have call predecessors, (2158), 2074 states have call successors, (2158) [2024-12-02 07:34:51,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8960 states to 8960 states and 13009 transitions. [2024-12-02 07:34:51,910 INFO L78 Accepts]: Start accepts. Automaton has 8960 states and 13009 transitions. Word has length 50 [2024-12-02 07:34:51,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:34:51,910 INFO L471 AbstractCegarLoop]: Abstraction has 8960 states and 13009 transitions. [2024-12-02 07:34:51,910 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 4 states have internal predecessors, (28), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-12-02 07:34:51,911 INFO L276 IsEmpty]: Start isEmpty. Operand 8960 states and 13009 transitions. [2024-12-02 07:34:51,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-02 07:34:51,912 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:34:51,912 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:34:51,912 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 07:34:51,912 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:34:51,913 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:34:51,913 INFO L85 PathProgramCache]: Analyzing trace with hash 476043335, now seen corresponding path program 1 times [2024-12-02 07:34:51,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:34:51,913 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1744231909] [2024-12-02 07:34:51,913 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:34:51,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:35:09,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:35:10,485 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-02 07:35:10,486 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:35:10,486 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1744231909] [2024-12-02 07:35:10,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1744231909] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:35:10,486 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:35:10,486 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:35:10,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687623048] [2024-12-02 07:35:10,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:35:10,486 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:35:10,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:35:10,487 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:35:10,487 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:35:10,487 INFO L87 Difference]: Start difference. First operand 8960 states and 13009 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-12-02 07:35:11,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:35:11,153 INFO L93 Difference]: Finished difference Result 8970 states and 13018 transitions. [2024-12-02 07:35:11,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:35:11,153 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 55 [2024-12-02 07:35:11,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:35:11,212 INFO L225 Difference]: With dead ends: 8970 [2024-12-02 07:35:11,212 INFO L226 Difference]: Without dead ends: 8968 [2024-12-02 07:35:11,219 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:35:11,220 INFO L435 NwaCegarLoop]: 7064 mSDtfsCounter, 7042 mSDsluCounter, 14103 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7043 SdHoareTripleChecker+Valid, 21167 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:35:11,220 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7043 Valid, 21167 Invalid, 29 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:35:11,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8968 states. [2024-12-02 07:35:11,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8968 to 8968. [2024-12-02 07:35:11,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8968 states, 6542 states have (on average 1.3416386426169367) internal successors, (8777), 6697 states have internal predecessors, (8777), 2080 states have call successors, (2080), 352 states have call predecessors, (2080), 343 states have return successors, (2158), 2026 states have call predecessors, (2158), 2074 states have call successors, (2158) [2024-12-02 07:35:11,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8968 states to 8968 states and 13015 transitions. [2024-12-02 07:35:11,691 INFO L78 Accepts]: Start accepts. Automaton has 8968 states and 13015 transitions. Word has length 55 [2024-12-02 07:35:11,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:35:11,691 INFO L471 AbstractCegarLoop]: Abstraction has 8968 states and 13015 transitions. [2024-12-02 07:35:11,691 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-12-02 07:35:11,692 INFO L276 IsEmpty]: Start isEmpty. Operand 8968 states and 13015 transitions. [2024-12-02 07:35:11,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-12-02 07:35:11,693 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:35:11,693 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:35:11,693 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 07:35:11,694 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:35:11,694 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:35:11,694 INFO L85 PathProgramCache]: Analyzing trace with hash -383173208, now seen corresponding path program 1 times [2024-12-02 07:35:11,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:35:11,694 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346346641] [2024-12-02 07:35:11,694 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:35:11,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:35:29,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:35:30,264 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-12-02 07:35:30,264 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:35:30,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346346641] [2024-12-02 07:35:30,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1346346641] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:35:30,264 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:35:30,264 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:35:30,264 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305027137] [2024-12-02 07:35:30,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:35:30,265 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:35:30,265 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:35:30,265 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:35:30,265 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:35:30,265 INFO L87 Difference]: Start difference. First operand 8968 states and 13015 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-12-02 07:35:30,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:35:30,812 INFO L93 Difference]: Finished difference Result 8978 states and 13024 transitions. [2024-12-02 07:35:30,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:35:30,813 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 60 [2024-12-02 07:35:30,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:35:30,859 INFO L225 Difference]: With dead ends: 8978 [2024-12-02 07:35:30,859 INFO L226 Difference]: Without dead ends: 8976 [2024-12-02 07:35:30,864 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:35:30,865 INFO L435 NwaCegarLoop]: 7064 mSDtfsCounter, 7041 mSDsluCounter, 14103 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7042 SdHoareTripleChecker+Valid, 21167 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:35:30,865 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7042 Valid, 21167 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:35:30,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8976 states. [2024-12-02 07:35:31,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8976 to 8976. [2024-12-02 07:35:31,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8976 states, 6548 states have (on average 1.3413255956017105) internal successors, (8783), 6703 states have internal predecessors, (8783), 2080 states have call successors, (2080), 354 states have call predecessors, (2080), 345 states have return successors, (2158), 2026 states have call predecessors, (2158), 2074 states have call successors, (2158) [2024-12-02 07:35:31,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8976 states to 8976 states and 13021 transitions. [2024-12-02 07:35:31,163 INFO L78 Accepts]: Start accepts. Automaton has 8976 states and 13021 transitions. Word has length 60 [2024-12-02 07:35:31,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:35:31,164 INFO L471 AbstractCegarLoop]: Abstraction has 8976 states and 13021 transitions. [2024-12-02 07:35:31,164 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-12-02 07:35:31,164 INFO L276 IsEmpty]: Start isEmpty. Operand 8976 states and 13021 transitions. [2024-12-02 07:35:31,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-12-02 07:35:31,166 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:35:31,166 INFO L218 NwaCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:35:31,166 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 07:35:31,166 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:35:31,166 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:35:31,166 INFO L85 PathProgramCache]: Analyzing trace with hash -1323686745, now seen corresponding path program 1 times [2024-12-02 07:35:31,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:35:31,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1280765818] [2024-12-02 07:35:31,167 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:35:31,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:35:48,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:35:49,459 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-12-02 07:35:49,459 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:35:49,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1280765818] [2024-12-02 07:35:49,459 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1280765818] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:35:49,459 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:35:49,459 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:35:49,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043112570] [2024-12-02 07:35:49,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:35:49,460 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:35:49,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:35:49,460 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:35:49,460 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:35:49,461 INFO L87 Difference]: Start difference. First operand 8976 states and 13021 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-12-02 07:35:49,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:35:49,965 INFO L93 Difference]: Finished difference Result 8986 states and 13030 transitions. [2024-12-02 07:35:49,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:35:49,966 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 65 [2024-12-02 07:35:49,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:35:49,998 INFO L225 Difference]: With dead ends: 8986 [2024-12-02 07:35:49,998 INFO L226 Difference]: Without dead ends: 8984 [2024-12-02 07:35:50,003 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:35:50,004 INFO L435 NwaCegarLoop]: 7064 mSDtfsCounter, 7040 mSDsluCounter, 14103 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7041 SdHoareTripleChecker+Valid, 21167 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:35:50,004 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7041 Valid, 21167 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:35:50,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8984 states. [2024-12-02 07:35:50,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8984 to 8984. [2024-12-02 07:35:50,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8984 states, 6554 states have (on average 1.3410131217577053) internal successors, (8789), 6709 states have internal predecessors, (8789), 2080 states have call successors, (2080), 356 states have call predecessors, (2080), 347 states have return successors, (2158), 2026 states have call predecessors, (2158), 2074 states have call successors, (2158) [2024-12-02 07:35:50,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8984 states to 8984 states and 13027 transitions. [2024-12-02 07:35:50,297 INFO L78 Accepts]: Start accepts. Automaton has 8984 states and 13027 transitions. Word has length 65 [2024-12-02 07:35:50,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:35:50,298 INFO L471 AbstractCegarLoop]: Abstraction has 8984 states and 13027 transitions. [2024-12-02 07:35:50,298 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-12-02 07:35:50,298 INFO L276 IsEmpty]: Start isEmpty. Operand 8984 states and 13027 transitions. [2024-12-02 07:35:50,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-12-02 07:35:50,299 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:35:50,299 INFO L218 NwaCegarLoop]: trace histogram [5, 4, 4, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:35:50,299 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 07:35:50,299 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:35:50,300 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:35:50,300 INFO L85 PathProgramCache]: Analyzing trace with hash -1928733496, now seen corresponding path program 1 times [2024-12-02 07:35:50,300 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:35:50,300 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1758827726] [2024-12-02 07:35:50,300 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:35:50,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:36:07,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:36:08,812 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2024-12-02 07:36:08,812 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:36:08,812 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1758827726] [2024-12-02 07:36:08,812 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1758827726] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:36:08,812 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:36:08,812 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:36:08,812 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14588900] [2024-12-02 07:36:08,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:36:08,813 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:36:08,813 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:36:08,813 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:36:08,813 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:36:08,813 INFO L87 Difference]: Start difference. First operand 8984 states and 13027 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-12-02 07:36:09,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:36:09,326 INFO L93 Difference]: Finished difference Result 8994 states and 13036 transitions. [2024-12-02 07:36:09,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:36:09,327 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 70 [2024-12-02 07:36:09,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:36:09,368 INFO L225 Difference]: With dead ends: 8994 [2024-12-02 07:36:09,368 INFO L226 Difference]: Without dead ends: 8992 [2024-12-02 07:36:09,374 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:36:09,374 INFO L435 NwaCegarLoop]: 7064 mSDtfsCounter, 7039 mSDsluCounter, 14103 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7040 SdHoareTripleChecker+Valid, 21167 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:36:09,375 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7040 Valid, 21167 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:36:09,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8992 states. [2024-12-02 07:36:09,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8992 to 8992. [2024-12-02 07:36:09,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8992 states, 6560 states have (on average 1.3407012195121952) internal successors, (8795), 6715 states have internal predecessors, (8795), 2080 states have call successors, (2080), 358 states have call predecessors, (2080), 349 states have return successors, (2158), 2026 states have call predecessors, (2158), 2074 states have call successors, (2158) [2024-12-02 07:36:09,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8992 states to 8992 states and 13033 transitions. [2024-12-02 07:36:09,699 INFO L78 Accepts]: Start accepts. Automaton has 8992 states and 13033 transitions. Word has length 70 [2024-12-02 07:36:09,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:36:09,699 INFO L471 AbstractCegarLoop]: Abstraction has 8992 states and 13033 transitions. [2024-12-02 07:36:09,699 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-12-02 07:36:09,699 INFO L276 IsEmpty]: Start isEmpty. Operand 8992 states and 13033 transitions. [2024-12-02 07:36:09,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-02 07:36:09,700 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:36:09,700 INFO L218 NwaCegarLoop]: trace histogram [6, 5, 5, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:36:09,700 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-12-02 07:36:09,701 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:36:09,701 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:36:09,701 INFO L85 PathProgramCache]: Analyzing trace with hash 1608588405, now seen corresponding path program 1 times [2024-12-02 07:36:09,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:36:09,701 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011429133] [2024-12-02 07:36:09,702 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:36:09,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:36:27,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:36:28,558 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-02 07:36:28,558 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:36:28,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2011429133] [2024-12-02 07:36:28,558 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2011429133] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:36:28,558 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:36:28,558 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:36:28,558 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1317012850] [2024-12-02 07:36:28,558 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:36:28,559 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:36:28,559 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:36:28,559 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:36:28,559 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:36:28,559 INFO L87 Difference]: Start difference. First operand 8992 states and 13033 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-12-02 07:36:29,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:36:29,078 INFO L93 Difference]: Finished difference Result 9002 states and 13042 transitions. [2024-12-02 07:36:29,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:36:29,079 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 82 [2024-12-02 07:36:29,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:36:29,106 INFO L225 Difference]: With dead ends: 9002 [2024-12-02 07:36:29,106 INFO L226 Difference]: Without dead ends: 9000 [2024-12-02 07:36:29,111 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:36:29,111 INFO L435 NwaCegarLoop]: 7064 mSDtfsCounter, 7031 mSDsluCounter, 14103 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7032 SdHoareTripleChecker+Valid, 21167 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:36:29,112 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7032 Valid, 21167 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:36:29,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9000 states. [2024-12-02 07:36:29,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9000 to 9000. [2024-12-02 07:36:29,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9000 states, 6566 states have (on average 1.340389887298203) internal successors, (8801), 6721 states have internal predecessors, (8801), 2080 states have call successors, (2080), 360 states have call predecessors, (2080), 351 states have return successors, (2158), 2026 states have call predecessors, (2158), 2074 states have call successors, (2158) [2024-12-02 07:36:29,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9000 states to 9000 states and 13039 transitions. [2024-12-02 07:36:29,484 INFO L78 Accepts]: Start accepts. Automaton has 9000 states and 13039 transitions. Word has length 82 [2024-12-02 07:36:29,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:36:29,484 INFO L471 AbstractCegarLoop]: Abstraction has 9000 states and 13039 transitions. [2024-12-02 07:36:29,484 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-12-02 07:36:29,484 INFO L276 IsEmpty]: Start isEmpty. Operand 9000 states and 13039 transitions. [2024-12-02 07:36:29,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-12-02 07:36:29,486 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:36:29,486 INFO L218 NwaCegarLoop]: trace histogram [7, 6, 6, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:36:29,486 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-12-02 07:36:29,486 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:36:29,486 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:36:29,486 INFO L85 PathProgramCache]: Analyzing trace with hash 113624378, now seen corresponding path program 1 times [2024-12-02 07:36:29,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:36:29,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535464801] [2024-12-02 07:36:29,487 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:36:29,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:36:46,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:36:48,051 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2024-12-02 07:36:48,051 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:36:48,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [535464801] [2024-12-02 07:36:48,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [535464801] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:36:48,051 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:36:48,052 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:36:48,052 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316893645] [2024-12-02 07:36:48,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:36:48,052 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:36:48,052 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:36:48,053 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:36:48,053 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:36:48,054 INFO L87 Difference]: Start difference. First operand 9000 states and 13039 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-12-02 07:36:48,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:36:48,636 INFO L93 Difference]: Finished difference Result 9010 states and 13048 transitions. [2024-12-02 07:36:48,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:36:48,637 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 87 [2024-12-02 07:36:48,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:36:48,662 INFO L225 Difference]: With dead ends: 9010 [2024-12-02 07:36:48,663 INFO L226 Difference]: Without dead ends: 9008 [2024-12-02 07:36:48,666 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:36:48,667 INFO L435 NwaCegarLoop]: 7064 mSDtfsCounter, 7030 mSDsluCounter, 14103 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7031 SdHoareTripleChecker+Valid, 21167 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:36:48,667 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7031 Valid, 21167 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:36:48,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9008 states. [2024-12-02 07:36:48,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9008 to 9008. [2024-12-02 07:36:48,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9008 states, 6572 states have (on average 1.3400791235544736) internal successors, (8807), 6727 states have internal predecessors, (8807), 2080 states have call successors, (2080), 362 states have call predecessors, (2080), 353 states have return successors, (2158), 2026 states have call predecessors, (2158), 2074 states have call successors, (2158) [2024-12-02 07:36:48,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9008 states to 9008 states and 13045 transitions. [2024-12-02 07:36:48,999 INFO L78 Accepts]: Start accepts. Automaton has 9008 states and 13045 transitions. Word has length 87 [2024-12-02 07:36:48,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:36:48,999 INFO L471 AbstractCegarLoop]: Abstraction has 9008 states and 13045 transitions. [2024-12-02 07:36:48,999 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-12-02 07:36:48,999 INFO L276 IsEmpty]: Start isEmpty. Operand 9008 states and 13045 transitions. [2024-12-02 07:36:49,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-12-02 07:36:49,000 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:36:49,001 INFO L218 NwaCegarLoop]: trace histogram [8, 7, 7, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:36:49,001 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-12-02 07:36:49,001 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:36:49,001 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:36:49,001 INFO L85 PathProgramCache]: Analyzing trace with hash 215082837, now seen corresponding path program 1 times [2024-12-02 07:36:49,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:36:49,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622674899] [2024-12-02 07:36:49,002 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:36:49,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:37:06,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:37:08,013 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2024-12-02 07:37:08,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:37:08,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622674899] [2024-12-02 07:37:08,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [622674899] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:37:08,013 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:37:08,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:37:08,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1507160942] [2024-12-02 07:37:08,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:37:08,014 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:37:08,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:37:08,014 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:37:08,014 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:37:08,015 INFO L87 Difference]: Start difference. First operand 9008 states and 13045 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-12-02 07:37:08,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:37:08,847 INFO L93 Difference]: Finished difference Result 12802 states and 18454 transitions. [2024-12-02 07:37:08,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:37:08,848 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 92 [2024-12-02 07:37:08,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:37:08,905 INFO L225 Difference]: With dead ends: 12802 [2024-12-02 07:37:08,905 INFO L226 Difference]: Without dead ends: 12800 [2024-12-02 07:37:08,913 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:37:08,914 INFO L435 NwaCegarLoop]: 9580 mSDtfsCounter, 4973 mSDsluCounter, 23893 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4974 SdHoareTripleChecker+Valid, 33473 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 07:37:08,914 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4974 Valid, 33473 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 07:37:08,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12800 states. [2024-12-02 07:37:09,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12800 to 12792. [2024-12-02 07:37:09,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12792 states, 9374 states have (on average 1.3421164924258588) internal successors, (12581), 9566 states have internal predecessors, (12581), 2861 states have call successors, (2861), 571 states have call predecessors, (2861), 554 states have return successors, (3003), 2793 states have call predecessors, (3003), 2855 states have call successors, (3003) [2024-12-02 07:37:09,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12792 states to 12792 states and 18445 transitions. [2024-12-02 07:37:09,491 INFO L78 Accepts]: Start accepts. Automaton has 12792 states and 18445 transitions. Word has length 92 [2024-12-02 07:37:09,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:37:09,491 INFO L471 AbstractCegarLoop]: Abstraction has 12792 states and 18445 transitions. [2024-12-02 07:37:09,491 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-12-02 07:37:09,491 INFO L276 IsEmpty]: Start isEmpty. Operand 12792 states and 18445 transitions. [2024-12-02 07:37:09,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-12-02 07:37:09,492 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:37:09,493 INFO L218 NwaCegarLoop]: trace histogram [9, 8, 8, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:37:09,493 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-12-02 07:37:09,493 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:37:09,493 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:37:09,493 INFO L85 PathProgramCache]: Analyzing trace with hash 557512154, now seen corresponding path program 1 times [2024-12-02 07:37:09,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:37:09,493 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043275661] [2024-12-02 07:37:09,493 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:37:09,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:37:28,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:37:29,289 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2024-12-02 07:37:29,289 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:37:29,289 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1043275661] [2024-12-02 07:37:29,289 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1043275661] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:37:29,289 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:37:29,289 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:37:29,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1457012864] [2024-12-02 07:37:29,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:37:29,290 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:37:29,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:37:29,290 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:37:29,290 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:37:29,291 INFO L87 Difference]: Start difference. First operand 12792 states and 18445 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-12-02 07:37:30,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:37:30,063 INFO L93 Difference]: Finished difference Result 12802 states and 18454 transitions. [2024-12-02 07:37:30,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:37:30,063 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 97 [2024-12-02 07:37:30,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:37:30,100 INFO L225 Difference]: With dead ends: 12802 [2024-12-02 07:37:30,100 INFO L226 Difference]: Without dead ends: 12800 [2024-12-02 07:37:30,105 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:37:30,105 INFO L435 NwaCegarLoop]: 7064 mSDtfsCounter, 7028 mSDsluCounter, 14103 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7029 SdHoareTripleChecker+Valid, 21167 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:37:30,105 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7029 Valid, 21167 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:37:30,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12800 states. [2024-12-02 07:37:30,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12800 to 12800. [2024-12-02 07:37:30,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12800 states, 9380 states have (on average 1.3418976545842218) internal successors, (12587), 9572 states have internal predecessors, (12587), 2861 states have call successors, (2861), 573 states have call predecessors, (2861), 556 states have return successors, (3003), 2793 states have call predecessors, (3003), 2855 states have call successors, (3003) [2024-12-02 07:37:30,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12800 states to 12800 states and 18451 transitions. [2024-12-02 07:37:30,706 INFO L78 Accepts]: Start accepts. Automaton has 12800 states and 18451 transitions. Word has length 97 [2024-12-02 07:37:30,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:37:30,707 INFO L471 AbstractCegarLoop]: Abstraction has 12800 states and 18451 transitions. [2024-12-02 07:37:30,707 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-12-02 07:37:30,707 INFO L276 IsEmpty]: Start isEmpty. Operand 12800 states and 18451 transitions. [2024-12-02 07:37:30,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-12-02 07:37:30,708 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:37:30,708 INFO L218 NwaCegarLoop]: trace histogram [10, 9, 9, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:37:30,708 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-12-02 07:37:30,708 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:37:30,708 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:37:30,708 INFO L85 PathProgramCache]: Analyzing trace with hash 761023029, now seen corresponding path program 1 times [2024-12-02 07:37:30,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:37:30,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941411558] [2024-12-02 07:37:30,709 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:37:30,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:37:48,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:37:49,811 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2024-12-02 07:37:49,811 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:37:49,811 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1941411558] [2024-12-02 07:37:49,811 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1941411558] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:37:49,811 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:37:49,812 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:37:49,812 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083581770] [2024-12-02 07:37:49,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:37:49,812 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:37:49,812 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:37:49,812 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:37:49,812 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:37:49,812 INFO L87 Difference]: Start difference. First operand 12800 states and 18451 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-12-02 07:37:50,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:37:50,566 INFO L93 Difference]: Finished difference Result 12810 states and 18460 transitions. [2024-12-02 07:37:50,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:37:50,566 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 102 [2024-12-02 07:37:50,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:37:50,609 INFO L225 Difference]: With dead ends: 12810 [2024-12-02 07:37:50,609 INFO L226 Difference]: Without dead ends: 12808 [2024-12-02 07:37:50,616 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:37:50,616 INFO L435 NwaCegarLoop]: 7064 mSDtfsCounter, 7027 mSDsluCounter, 14103 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7028 SdHoareTripleChecker+Valid, 21167 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:37:50,616 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7028 Valid, 21167 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:37:50,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12808 states. [2024-12-02 07:37:51,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12808 to 12808. [2024-12-02 07:37:51,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12808 states, 9386 states have (on average 1.341679096526742) internal successors, (12593), 9578 states have internal predecessors, (12593), 2861 states have call successors, (2861), 575 states have call predecessors, (2861), 558 states have return successors, (3003), 2793 states have call predecessors, (3003), 2855 states have call successors, (3003) [2024-12-02 07:37:51,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12808 states to 12808 states and 18457 transitions. [2024-12-02 07:37:51,375 INFO L78 Accepts]: Start accepts. Automaton has 12808 states and 18457 transitions. Word has length 102 [2024-12-02 07:37:51,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:37:51,375 INFO L471 AbstractCegarLoop]: Abstraction has 12808 states and 18457 transitions. [2024-12-02 07:37:51,375 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-12-02 07:37:51,376 INFO L276 IsEmpty]: Start isEmpty. Operand 12808 states and 18457 transitions. [2024-12-02 07:37:51,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-02 07:37:51,377 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:37:51,377 INFO L218 NwaCegarLoop]: trace histogram [11, 10, 10, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:37:51,377 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-12-02 07:37:51,377 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:37:51,378 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:37:51,378 INFO L85 PathProgramCache]: Analyzing trace with hash 1838377512, now seen corresponding path program 1 times [2024-12-02 07:37:51,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:37:51,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1504582494] [2024-12-02 07:37:51,378 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:37:51,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:38:09,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:38:10,206 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2024-12-02 07:38:10,206 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:38:10,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1504582494] [2024-12-02 07:38:10,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1504582494] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:38:10,206 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:38:10,206 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:38:10,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120040036] [2024-12-02 07:38:10,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:38:10,206 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:38:10,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:38:10,207 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:38:10,207 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:38:10,207 INFO L87 Difference]: Start difference. First operand 12808 states and 18457 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 07:38:10,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:38:10,955 INFO L93 Difference]: Finished difference Result 12818 states and 18466 transitions. [2024-12-02 07:38:10,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:38:10,956 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 100 [2024-12-02 07:38:10,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:38:10,992 INFO L225 Difference]: With dead ends: 12818 [2024-12-02 07:38:10,992 INFO L226 Difference]: Without dead ends: 12816 [2024-12-02 07:38:10,999 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:38:10,999 INFO L435 NwaCegarLoop]: 7064 mSDtfsCounter, 7033 mSDsluCounter, 14103 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7034 SdHoareTripleChecker+Valid, 21167 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:38:10,999 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7034 Valid, 21167 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:38:11,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12816 states. [2024-12-02 07:38:11,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12816 to 12816. [2024-12-02 07:38:11,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12816 states, 9392 states have (on average 1.341460817717206) internal successors, (12599), 9584 states have internal predecessors, (12599), 2861 states have call successors, (2861), 577 states have call predecessors, (2861), 560 states have return successors, (3003), 2793 states have call predecessors, (3003), 2855 states have call successors, (3003) [2024-12-02 07:38:11,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12816 states to 12816 states and 18463 transitions. [2024-12-02 07:38:11,603 INFO L78 Accepts]: Start accepts. Automaton has 12816 states and 18463 transitions. Word has length 100 [2024-12-02 07:38:11,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:38:11,603 INFO L471 AbstractCegarLoop]: Abstraction has 12816 states and 18463 transitions. [2024-12-02 07:38:11,603 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 07:38:11,603 INFO L276 IsEmpty]: Start isEmpty. Operand 12816 states and 18463 transitions. [2024-12-02 07:38:11,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-12-02 07:38:11,605 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:38:11,605 INFO L218 NwaCegarLoop]: trace histogram [12, 11, 11, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:38:11,605 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-12-02 07:38:11,606 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:38:11,606 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:38:11,606 INFO L85 PathProgramCache]: Analyzing trace with hash 1333823015, now seen corresponding path program 1 times [2024-12-02 07:38:11,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:38:11,606 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392858280] [2024-12-02 07:38:11,606 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:38:11,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:38:28,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:38:29,987 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2024-12-02 07:38:29,987 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:38:29,988 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392858280] [2024-12-02 07:38:29,988 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [392858280] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:38:29,988 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:38:29,988 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:38:29,988 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090674790] [2024-12-02 07:38:29,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:38:29,988 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:38:29,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:38:29,989 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:38:29,989 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:38:29,989 INFO L87 Difference]: Start difference. First operand 12816 states and 18463 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-12-02 07:38:30,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:38:30,819 INFO L93 Difference]: Finished difference Result 12826 states and 18472 transitions. [2024-12-02 07:38:30,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:38:30,820 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 105 [2024-12-02 07:38:30,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:38:30,849 INFO L225 Difference]: With dead ends: 12826 [2024-12-02 07:38:30,849 INFO L226 Difference]: Without dead ends: 12824 [2024-12-02 07:38:30,853 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:38:30,854 INFO L435 NwaCegarLoop]: 7064 mSDtfsCounter, 7032 mSDsluCounter, 14103 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7033 SdHoareTripleChecker+Valid, 21167 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:38:30,854 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7033 Valid, 21167 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:38:30,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12824 states. [2024-12-02 07:38:31,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12824 to 12824. [2024-12-02 07:38:31,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12824 states, 9398 states have (on average 1.3412428176207705) internal successors, (12605), 9590 states have internal predecessors, (12605), 2861 states have call successors, (2861), 579 states have call predecessors, (2861), 562 states have return successors, (3003), 2793 states have call predecessors, (3003), 2855 states have call successors, (3003) [2024-12-02 07:38:31,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12824 states to 12824 states and 18469 transitions. [2024-12-02 07:38:31,425 INFO L78 Accepts]: Start accepts. Automaton has 12824 states and 18469 transitions. Word has length 105 [2024-12-02 07:38:31,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:38:31,425 INFO L471 AbstractCegarLoop]: Abstraction has 12824 states and 18469 transitions. [2024-12-02 07:38:31,425 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-12-02 07:38:31,426 INFO L276 IsEmpty]: Start isEmpty. Operand 12824 states and 18469 transitions. [2024-12-02 07:38:31,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-12-02 07:38:31,427 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:38:31,427 INFO L218 NwaCegarLoop]: trace histogram [13, 12, 12, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:38:31,427 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-12-02 07:38:31,428 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:38:31,428 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:38:31,428 INFO L85 PathProgramCache]: Analyzing trace with hash 1607280968, now seen corresponding path program 1 times [2024-12-02 07:38:31,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:38:31,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135463058] [2024-12-02 07:38:31,428 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:38:31,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:38:48,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:38:49,725 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2024-12-02 07:38:49,725 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:38:49,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135463058] [2024-12-02 07:38:49,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1135463058] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:38:49,725 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:38:49,726 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:38:49,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542584432] [2024-12-02 07:38:49,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:38:49,726 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:38:49,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:38:49,726 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:38:49,726 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:38:49,726 INFO L87 Difference]: Start difference. First operand 12824 states and 18469 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-12-02 07:38:50,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:38:50,628 INFO L93 Difference]: Finished difference Result 12986 states and 18619 transitions. [2024-12-02 07:38:50,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:38:50,629 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 110 [2024-12-02 07:38:50,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:38:50,661 INFO L225 Difference]: With dead ends: 12986 [2024-12-02 07:38:50,661 INFO L226 Difference]: Without dead ends: 12984 [2024-12-02 07:38:50,668 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:38:50,669 INFO L435 NwaCegarLoop]: 7089 mSDtfsCounter, 6994 mSDsluCounter, 14224 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6995 SdHoareTripleChecker+Valid, 21313 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 07:38:50,669 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6995 Valid, 21313 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 07:38:50,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12984 states. [2024-12-02 07:38:51,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12984 to 12982. [2024-12-02 07:38:51,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12982 states, 9506 states have (on average 1.3384178413633494) internal successors, (12723), 9700 states have internal predecessors, (12723), 2875 states have call successors, (2875), 615 states have call predecessors, (2875), 598 states have return successors, (3017), 2807 states have call predecessors, (3017), 2869 states have call successors, (3017) [2024-12-02 07:38:51,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12982 states to 12982 states and 18615 transitions. [2024-12-02 07:38:51,325 INFO L78 Accepts]: Start accepts. Automaton has 12982 states and 18615 transitions. Word has length 110 [2024-12-02 07:38:51,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:38:51,325 INFO L471 AbstractCegarLoop]: Abstraction has 12982 states and 18615 transitions. [2024-12-02 07:38:51,325 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-12-02 07:38:51,325 INFO L276 IsEmpty]: Start isEmpty. Operand 12982 states and 18615 transitions. [2024-12-02 07:38:51,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-12-02 07:38:51,326 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:38:51,326 INFO L218 NwaCegarLoop]: trace histogram [14, 13, 13, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:38:51,326 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-12-02 07:38:51,327 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:38:51,327 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:38:51,327 INFO L85 PathProgramCache]: Analyzing trace with hash -44340601, now seen corresponding path program 1 times [2024-12-02 07:38:51,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:38:51,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1546237873] [2024-12-02 07:38:51,327 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:38:51,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:39:08,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:39:10,063 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2024-12-02 07:39:10,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:39:10,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1546237873] [2024-12-02 07:39:10,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1546237873] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:39:10,063 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:39:10,063 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:39:10,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292818660] [2024-12-02 07:39:10,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:39:10,064 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:39:10,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:39:10,064 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:39:10,064 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:39:10,064 INFO L87 Difference]: Start difference. First operand 12982 states and 18615 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-12-02 07:39:11,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:39:11,008 INFO L93 Difference]: Finished difference Result 13100 states and 18705 transitions. [2024-12-02 07:39:11,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:39:11,008 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 115 [2024-12-02 07:39:11,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:39:11,042 INFO L225 Difference]: With dead ends: 13100 [2024-12-02 07:39:11,042 INFO L226 Difference]: Without dead ends: 13098 [2024-12-02 07:39:11,049 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:39:11,049 INFO L435 NwaCegarLoop]: 7066 mSDtfsCounter, 6964 mSDsluCounter, 14211 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6965 SdHoareTripleChecker+Valid, 21277 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 07:39:11,050 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6965 Valid, 21277 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 07:39:11,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13098 states. [2024-12-02 07:39:11,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13098 to 13096. [2024-12-02 07:39:11,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13096 states, 9588 states have (on average 1.3359407592824364) internal successors, (12809), 9782 states have internal predecessors, (12809), 2875 states have call successors, (2875), 647 states have call predecessors, (2875), 630 states have return successors, (3017), 2807 states have call predecessors, (3017), 2869 states have call successors, (3017) [2024-12-02 07:39:11,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13096 states to 13096 states and 18701 transitions. [2024-12-02 07:39:11,757 INFO L78 Accepts]: Start accepts. Automaton has 13096 states and 18701 transitions. Word has length 115 [2024-12-02 07:39:11,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:39:11,757 INFO L471 AbstractCegarLoop]: Abstraction has 13096 states and 18701 transitions. [2024-12-02 07:39:11,757 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-12-02 07:39:11,757 INFO L276 IsEmpty]: Start isEmpty. Operand 13096 states and 18701 transitions. [2024-12-02 07:39:11,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-12-02 07:39:11,758 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:39:11,758 INFO L218 NwaCegarLoop]: trace histogram [15, 14, 14, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:39:11,758 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-12-02 07:39:11,758 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:39:11,759 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:39:11,759 INFO L85 PathProgramCache]: Analyzing trace with hash -13881240, now seen corresponding path program 1 times [2024-12-02 07:39:11,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:39:11,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473051429] [2024-12-02 07:39:11,759 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:39:11,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:39:29,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:39:30,430 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 379 trivial. 0 not checked. [2024-12-02 07:39:30,430 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:39:30,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [473051429] [2024-12-02 07:39:30,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [473051429] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:39:30,430 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:39:30,431 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:39:30,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027029811] [2024-12-02 07:39:30,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:39:30,431 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:39:30,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:39:30,432 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:39:30,432 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:39:30,432 INFO L87 Difference]: Start difference. First operand 13096 states and 18701 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-12-02 07:39:31,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:39:31,324 INFO L93 Difference]: Finished difference Result 13106 states and 18710 transitions. [2024-12-02 07:39:31,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:39:31,324 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 120 [2024-12-02 07:39:31,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:39:31,357 INFO L225 Difference]: With dead ends: 13106 [2024-12-02 07:39:31,357 INFO L226 Difference]: Without dead ends: 13104 [2024-12-02 07:39:31,364 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:39:31,365 INFO L435 NwaCegarLoop]: 7064 mSDtfsCounter, 7029 mSDsluCounter, 14103 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7030 SdHoareTripleChecker+Valid, 21167 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:39:31,365 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7030 Valid, 21167 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:39:31,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13104 states. [2024-12-02 07:39:32,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13104 to 13104. [2024-12-02 07:39:32,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13104 states, 9594 states have (on average 1.3357306649989578) internal successors, (12815), 9788 states have internal predecessors, (12815), 2875 states have call successors, (2875), 649 states have call predecessors, (2875), 632 states have return successors, (3017), 2807 states have call predecessors, (3017), 2869 states have call successors, (3017) [2024-12-02 07:39:32,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13104 states to 13104 states and 18707 transitions. [2024-12-02 07:39:32,093 INFO L78 Accepts]: Start accepts. Automaton has 13104 states and 18707 transitions. Word has length 120 [2024-12-02 07:39:32,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:39:32,093 INFO L471 AbstractCegarLoop]: Abstraction has 13104 states and 18707 transitions. [2024-12-02 07:39:32,093 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-12-02 07:39:32,093 INFO L276 IsEmpty]: Start isEmpty. Operand 13104 states and 18707 transitions. [2024-12-02 07:39:32,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-12-02 07:39:32,094 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:39:32,095 INFO L218 NwaCegarLoop]: trace histogram [16, 15, 15, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:39:32,095 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-12-02 07:39:32,095 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:39:32,095 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:39:32,095 INFO L85 PathProgramCache]: Analyzing trace with hash 1243481831, now seen corresponding path program 1 times [2024-12-02 07:39:32,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:39:32,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508258703] [2024-12-02 07:39:32,095 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:39:32,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:39:49,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:39:50,861 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-12-02 07:39:50,861 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:39:50,861 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508258703] [2024-12-02 07:39:50,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [508258703] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:39:50,862 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:39:50,862 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:39:50,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91559404] [2024-12-02 07:39:50,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:39:50,862 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:39:50,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:39:50,862 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:39:50,862 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:39:50,862 INFO L87 Difference]: Start difference. First operand 13104 states and 18707 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-12-02 07:39:51,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:39:51,837 INFO L93 Difference]: Finished difference Result 13114 states and 18716 transitions. [2024-12-02 07:39:51,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:39:51,837 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 125 [2024-12-02 07:39:51,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:39:51,867 INFO L225 Difference]: With dead ends: 13114 [2024-12-02 07:39:51,867 INFO L226 Difference]: Without dead ends: 13112 [2024-12-02 07:39:51,871 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:39:51,872 INFO L435 NwaCegarLoop]: 7064 mSDtfsCounter, 7028 mSDsluCounter, 14103 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7029 SdHoareTripleChecker+Valid, 21167 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:39:51,872 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7029 Valid, 21167 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:39:51,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13112 states. [2024-12-02 07:39:52,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13112 to 13112. [2024-12-02 07:39:52,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13112 states, 9600 states have (on average 1.3355208333333333) internal successors, (12821), 9794 states have internal predecessors, (12821), 2875 states have call successors, (2875), 651 states have call predecessors, (2875), 634 states have return successors, (3017), 2807 states have call predecessors, (3017), 2869 states have call successors, (3017) [2024-12-02 07:39:52,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13112 states to 13112 states and 18713 transitions. [2024-12-02 07:39:52,569 INFO L78 Accepts]: Start accepts. Automaton has 13112 states and 18713 transitions. Word has length 125 [2024-12-02 07:39:52,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:39:52,569 INFO L471 AbstractCegarLoop]: Abstraction has 13112 states and 18713 transitions. [2024-12-02 07:39:52,569 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-12-02 07:39:52,569 INFO L276 IsEmpty]: Start isEmpty. Operand 13112 states and 18713 transitions. [2024-12-02 07:39:52,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-12-02 07:39:52,570 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:39:52,570 INFO L218 NwaCegarLoop]: trace histogram [17, 16, 16, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:39:52,570 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-12-02 07:39:52,570 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:39:52,570 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:39:52,570 INFO L85 PathProgramCache]: Analyzing trace with hash 867598216, now seen corresponding path program 1 times [2024-12-02 07:39:52,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:39:52,570 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998582587] [2024-12-02 07:39:52,570 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:39:52,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:40:10,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:40:11,805 INFO L134 CoverageAnalysis]: Checked inductivity of 527 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 495 trivial. 0 not checked. [2024-12-02 07:40:11,805 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:40:11,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1998582587] [2024-12-02 07:40:11,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1998582587] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:40:11,805 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:40:11,806 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:40:11,806 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1609152862] [2024-12-02 07:40:11,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:40:11,806 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:40:11,806 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:40:11,806 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:40:11,806 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:40:11,806 INFO L87 Difference]: Start difference. First operand 13112 states and 18713 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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) [2024-12-02 07:40:12,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:40:12,816 INFO L93 Difference]: Finished difference Result 13122 states and 18722 transitions. [2024-12-02 07:40:12,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:40:12,817 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 130 [2024-12-02 07:40:12,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:40:12,846 INFO L225 Difference]: With dead ends: 13122 [2024-12-02 07:40:12,846 INFO L226 Difference]: Without dead ends: 13120 [2024-12-02 07:40:12,852 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:40:12,852 INFO L435 NwaCegarLoop]: 7064 mSDtfsCounter, 7027 mSDsluCounter, 14103 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7028 SdHoareTripleChecker+Valid, 21167 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:40:12,852 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7028 Valid, 21167 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:40:12,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13120 states. [2024-12-02 07:40:13,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13120 to 13120. [2024-12-02 07:40:13,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13120 states, 9606 states have (on average 1.3353112637934623) internal successors, (12827), 9800 states have internal predecessors, (12827), 2875 states have call successors, (2875), 653 states have call predecessors, (2875), 636 states have return successors, (3017), 2807 states have call predecessors, (3017), 2869 states have call successors, (3017) [2024-12-02 07:40:13,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13120 states to 13120 states and 18719 transitions. [2024-12-02 07:40:13,579 INFO L78 Accepts]: Start accepts. Automaton has 13120 states and 18719 transitions. Word has length 130 [2024-12-02 07:40:13,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:40:13,579 INFO L471 AbstractCegarLoop]: Abstraction has 13120 states and 18719 transitions. [2024-12-02 07:40:13,579 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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) [2024-12-02 07:40:13,579 INFO L276 IsEmpty]: Start isEmpty. Operand 13120 states and 18719 transitions. [2024-12-02 07:40:13,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-12-02 07:40:13,581 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:40:13,581 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:40:13,581 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-12-02 07:40:13,581 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:40:13,582 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:40:13,582 INFO L85 PathProgramCache]: Analyzing trace with hash 1674430748, now seen corresponding path program 1 times [2024-12-02 07:40:13,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:40:13,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937973474] [2024-12-02 07:40:13,582 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:40:13,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:40:31,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:40:33,775 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2024-12-02 07:40:33,775 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:40:33,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1937973474] [2024-12-02 07:40:33,775 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1937973474] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:40:33,775 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:40:33,775 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:40:33,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653249992] [2024-12-02 07:40:33,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:40:33,776 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:40:33,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:40:33,776 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:40:33,776 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:40:33,776 INFO L87 Difference]: Start difference. First operand 13120 states and 18719 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 07:40:34,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:40:34,933 INFO L93 Difference]: Finished difference Result 13138 states and 18734 transitions. [2024-12-02 07:40:34,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:40:34,934 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 152 [2024-12-02 07:40:34,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:40:34,966 INFO L225 Difference]: With dead ends: 13138 [2024-12-02 07:40:34,966 INFO L226 Difference]: Without dead ends: 13136 [2024-12-02 07:40:34,973 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:40:34,973 INFO L435 NwaCegarLoop]: 9576 mSDtfsCounter, 4957 mSDsluCounter, 23902 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4958 SdHoareTripleChecker+Valid, 33478 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 07:40:34,974 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4958 Valid, 33478 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 07:40:34,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13136 states. [2024-12-02 07:40:35,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13136 to 13128. [2024-12-02 07:40:35,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13128 states, 9612 states have (on average 1.3351019558884727) internal successors, (12833), 9806 states have internal predecessors, (12833), 2875 states have call successors, (2875), 655 states have call predecessors, (2875), 638 states have return successors, (3017), 2807 states have call predecessors, (3017), 2869 states have call successors, (3017) [2024-12-02 07:40:35,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13128 states to 13128 states and 18725 transitions. [2024-12-02 07:40:35,807 INFO L78 Accepts]: Start accepts. Automaton has 13128 states and 18725 transitions. Word has length 152 [2024-12-02 07:40:35,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:40:35,807 INFO L471 AbstractCegarLoop]: Abstraction has 13128 states and 18725 transitions. [2024-12-02 07:40:35,807 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 07:40:35,807 INFO L276 IsEmpty]: Start isEmpty. Operand 13128 states and 18725 transitions. [2024-12-02 07:40:35,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-12-02 07:40:35,809 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:40:35,809 INFO L218 NwaCegarLoop]: trace histogram [18, 17, 17, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:40:35,809 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-12-02 07:40:35,810 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:40:35,810 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:40:35,810 INFO L85 PathProgramCache]: Analyzing trace with hash -408042059, now seen corresponding path program 1 times [2024-12-02 07:40:35,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:40:35,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195903352] [2024-12-02 07:40:35,810 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:40:35,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:40:53,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:40:55,108 INFO L134 CoverageAnalysis]: Checked inductivity of 593 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 559 trivial. 0 not checked. [2024-12-02 07:40:55,108 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:40:55,108 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1195903352] [2024-12-02 07:40:55,108 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1195903352] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:40:55,108 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:40:55,108 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:40:55,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [514198261] [2024-12-02 07:40:55,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:40:55,109 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:40:55,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:40:55,110 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:40:55,110 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:40:55,110 INFO L87 Difference]: Start difference. First operand 13128 states and 18725 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-12-02 07:40:56,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:40:56,235 INFO L93 Difference]: Finished difference Result 13186 states and 18773 transitions. [2024-12-02 07:40:56,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:40:56,235 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 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 142 [2024-12-02 07:40:56,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:40:56,262 INFO L225 Difference]: With dead ends: 13186 [2024-12-02 07:40:56,263 INFO L226 Difference]: Without dead ends: 13182 [2024-12-02 07:40:56,267 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:40:56,267 INFO L435 NwaCegarLoop]: 7062 mSDtfsCounter, 6923 mSDsluCounter, 14200 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6924 SdHoareTripleChecker+Valid, 21262 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 07:40:56,268 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6924 Valid, 21262 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 07:40:56,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13182 states. [2024-12-02 07:40:57,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13182 to 13180. [2024-12-02 07:40:57,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13180 states, 9651 states have (on average 1.3340586467723552) internal successors, (12875), 9844 states have internal predecessors, (12875), 2875 states have call successors, (2875), 669 states have call predecessors, (2875), 651 states have return successors, (3017), 2807 states have call predecessors, (3017), 2869 states have call successors, (3017) [2024-12-02 07:40:57,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13180 states to 13180 states and 18767 transitions. [2024-12-02 07:40:57,074 INFO L78 Accepts]: Start accepts. Automaton has 13180 states and 18767 transitions. Word has length 142 [2024-12-02 07:40:57,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:40:57,074 INFO L471 AbstractCegarLoop]: Abstraction has 13180 states and 18767 transitions. [2024-12-02 07:40:57,074 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-12-02 07:40:57,074 INFO L276 IsEmpty]: Start isEmpty. Operand 13180 states and 18767 transitions. [2024-12-02 07:40:57,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-12-02 07:40:57,075 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:40:57,075 INFO L218 NwaCegarLoop]: trace histogram [19, 18, 18, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:40:57,075 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-12-02 07:40:57,075 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:40:57,076 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:40:57,076 INFO L85 PathProgramCache]: Analyzing trace with hash 368187048, now seen corresponding path program 1 times [2024-12-02 07:40:57,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:40:57,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1738855974] [2024-12-02 07:40:57,076 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:40:57,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:41:16,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:41:17,224 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 627 trivial. 0 not checked. [2024-12-02 07:41:17,224 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:41:17,225 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1738855974] [2024-12-02 07:41:17,225 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1738855974] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:41:17,225 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:41:17,225 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:41:17,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168950011] [2024-12-02 07:41:17,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:41:17,225 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:41:17,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:41:17,226 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:41:17,226 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:41:17,226 INFO L87 Difference]: Start difference. First operand 13180 states and 18767 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-12-02 07:41:18,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:41:18,294 INFO L93 Difference]: Finished difference Result 13186 states and 18772 transitions. [2024-12-02 07:41:18,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:41:18,295 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 140 [2024-12-02 07:41:18,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:41:18,329 INFO L225 Difference]: With dead ends: 13186 [2024-12-02 07:41:18,329 INFO L226 Difference]: Without dead ends: 12971 [2024-12-02 07:41:18,337 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:41:18,337 INFO L435 NwaCegarLoop]: 7065 mSDtfsCounter, 7026 mSDsluCounter, 14105 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7026 SdHoareTripleChecker+Valid, 21170 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:41:18,337 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7026 Valid, 21170 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:41:18,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12971 states. [2024-12-02 07:41:19,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12971 to 12971. [2024-12-02 07:41:19,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12971 states, 9524 states have (on average 1.3380932381352373) internal successors, (12744), 9715 states have internal predecessors, (12744), 2829 states have call successors, (2829), 632 states have call predecessors, (2829), 615 states have return successors, (2974), 2764 states have call predecessors, (2974), 2826 states have call successors, (2974) [2024-12-02 07:41:19,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12971 states to 12971 states and 18547 transitions. [2024-12-02 07:41:19,184 INFO L78 Accepts]: Start accepts. Automaton has 12971 states and 18547 transitions. Word has length 140 [2024-12-02 07:41:19,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:41:19,184 INFO L471 AbstractCegarLoop]: Abstraction has 12971 states and 18547 transitions. [2024-12-02 07:41:19,184 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-12-02 07:41:19,184 INFO L276 IsEmpty]: Start isEmpty. Operand 12971 states and 18547 transitions. [2024-12-02 07:41:19,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-12-02 07:41:19,186 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:41:19,186 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:41:19,187 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-12-02 07:41:19,187 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:41:19,187 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:41:19,187 INFO L85 PathProgramCache]: Analyzing trace with hash 265208488, now seen corresponding path program 1 times [2024-12-02 07:41:19,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:41:19,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072772826] [2024-12-02 07:41:19,187 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:41:19,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:41:37,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:41:37,868 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2024-12-02 07:41:37,868 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:41:37,868 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072772826] [2024-12-02 07:41:37,868 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1072772826] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:41:37,868 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:41:37,869 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:41:37,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450272316] [2024-12-02 07:41:37,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:41:37,869 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:41:37,869 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:41:37,870 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:41:37,870 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:41:37,870 INFO L87 Difference]: Start difference. First operand 12971 states and 18547 transitions. Second operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-12-02 07:41:38,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:41:38,635 INFO L93 Difference]: Finished difference Result 25923 states and 37068 transitions. [2024-12-02 07:41:38,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:41:38,635 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 185 [2024-12-02 07:41:38,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:41:38,674 INFO L225 Difference]: With dead ends: 25923 [2024-12-02 07:41:38,674 INFO L226 Difference]: Without dead ends: 12971 [2024-12-02 07:41:38,709 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:41:38,711 INFO L435 NwaCegarLoop]: 7020 mSDtfsCounter, 0 mSDsluCounter, 7018 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 14038 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 07:41:38,711 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 14038 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 07:41:38,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12971 states. [2024-12-02 07:41:39,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12971 to 12971. [2024-12-02 07:41:39,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12971 states, 9524 states have (on average 1.3378832423351532) internal successors, (12742), 9715 states have internal predecessors, (12742), 2829 states have call successors, (2829), 632 states have call predecessors, (2829), 615 states have return successors, (2974), 2764 states have call predecessors, (2974), 2826 states have call successors, (2974) [2024-12-02 07:41:39,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12971 states to 12971 states and 18545 transitions. [2024-12-02 07:41:39,554 INFO L78 Accepts]: Start accepts. Automaton has 12971 states and 18545 transitions. Word has length 185 [2024-12-02 07:41:39,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:41:39,554 INFO L471 AbstractCegarLoop]: Abstraction has 12971 states and 18545 transitions. [2024-12-02 07:41:39,554 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-12-02 07:41:39,554 INFO L276 IsEmpty]: Start isEmpty. Operand 12971 states and 18545 transitions. [2024-12-02 07:41:39,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-12-02 07:41:39,556 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:41:39,556 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-12-02 07:41:39,556 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-12-02 07:41:39,556 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:41:39,556 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:41:39,556 INFO L85 PathProgramCache]: Analyzing trace with hash -1768283824, now seen corresponding path program 1 times [2024-12-02 07:41:39,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:41:39,557 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47376980] [2024-12-02 07:41:39,557 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:41:39,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:41:57,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:41:59,575 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2024-12-02 07:41:59,575 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:41:59,576 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47376980] [2024-12-02 07:41:59,576 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [47376980] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:41:59,576 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:41:59,576 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:41:59,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [889980819] [2024-12-02 07:41:59,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:41:59,576 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:41:59,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:41:59,577 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:41:59,577 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:41:59,577 INFO L87 Difference]: Start difference. First operand 12971 states and 18545 transitions. Second operand has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-12-02 07:42:00,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:42:00,747 INFO L93 Difference]: Finished difference Result 12989 states and 18560 transitions. [2024-12-02 07:42:00,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:42:00,748 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 190 [2024-12-02 07:42:00,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:42:00,784 INFO L225 Difference]: With dead ends: 12989 [2024-12-02 07:42:00,784 INFO L226 Difference]: Without dead ends: 12987 [2024-12-02 07:42:00,790 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:42:00,791 INFO L435 NwaCegarLoop]: 7433 mSDtfsCounter, 6649 mSDsluCounter, 20977 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6650 SdHoareTripleChecker+Valid, 28410 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 07:42:00,791 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6650 Valid, 28410 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 07:42:00,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12987 states. [2024-12-02 07:42:01,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12987 to 12979. [2024-12-02 07:42:01,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12979 states, 9530 states have (on average 1.3376705141657923) internal successors, (12748), 9721 states have internal predecessors, (12748), 2829 states have call successors, (2829), 634 states have call predecessors, (2829), 617 states have return successors, (2974), 2764 states have call predecessors, (2974), 2826 states have call successors, (2974) [2024-12-02 07:42:01,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12979 states to 12979 states and 18551 transitions. [2024-12-02 07:42:01,697 INFO L78 Accepts]: Start accepts. Automaton has 12979 states and 18551 transitions. Word has length 190 [2024-12-02 07:42:01,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:42:01,697 INFO L471 AbstractCegarLoop]: Abstraction has 12979 states and 18551 transitions. [2024-12-02 07:42:01,697 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-12-02 07:42:01,697 INFO L276 IsEmpty]: Start isEmpty. Operand 12979 states and 18551 transitions. [2024-12-02 07:42:01,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2024-12-02 07:42:01,699 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:42:01,699 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:42:01,699 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-12-02 07:42:01,699 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:42:01,700 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:42:01,700 INFO L85 PathProgramCache]: Analyzing trace with hash -1303816872, now seen corresponding path program 1 times [2024-12-02 07:42:01,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:42:01,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106581838] [2024-12-02 07:42:01,700 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:42:01,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:42:20,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:42:21,468 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-12-02 07:42:21,468 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:42:21,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106581838] [2024-12-02 07:42:21,468 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2106581838] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:42:21,468 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:42:21,469 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 07:42:21,469 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752613400] [2024-12-02 07:42:21,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:42:21,469 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 07:42:21,469 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:42:21,469 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 07:42:21,469 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 07:42:21,469 INFO L87 Difference]: Start difference. First operand 12979 states and 18551 transitions. Second operand has 4 states, 4 states have (on average 22.0) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-12-02 07:42:22,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:42:22,491 INFO L93 Difference]: Finished difference Result 25947 states and 37098 transitions. [2024-12-02 07:42:22,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 07:42:22,492 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.0) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 200 [2024-12-02 07:42:22,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:42:22,546 INFO L225 Difference]: With dead ends: 25947 [2024-12-02 07:42:22,546 INFO L226 Difference]: Without dead ends: 12987 [2024-12-02 07:42:22,581 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:42:22,582 INFO L435 NwaCegarLoop]: 7018 mSDtfsCounter, 18 mSDsluCounter, 14010 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 21028 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 07:42:22,582 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 21028 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 07:42:22,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12987 states. [2024-12-02 07:42:23,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12987 to 12983. [2024-12-02 07:42:23,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12983 states, 9532 states have (on average 1.3375996642887118) internal successors, (12750), 9725 states have internal predecessors, (12750), 2829 states have call successors, (2829), 634 states have call predecessors, (2829), 619 states have return successors, (2976), 2764 states have call predecessors, (2976), 2826 states have call successors, (2976) [2024-12-02 07:42:23,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12983 states to 12983 states and 18555 transitions. [2024-12-02 07:42:23,445 INFO L78 Accepts]: Start accepts. Automaton has 12983 states and 18555 transitions. Word has length 200 [2024-12-02 07:42:23,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:42:23,446 INFO L471 AbstractCegarLoop]: Abstraction has 12983 states and 18555 transitions. [2024-12-02 07:42:23,446 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.0) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-12-02 07:42:23,446 INFO L276 IsEmpty]: Start isEmpty. Operand 12983 states and 18555 transitions. [2024-12-02 07:42:23,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-12-02 07:42:23,448 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:42:23,448 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:42:23,448 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-12-02 07:42:23,448 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:42:23,448 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:42:23,448 INFO L85 PathProgramCache]: Analyzing trace with hash 1786248630, now seen corresponding path program 1 times [2024-12-02 07:42:23,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:42:23,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381280137] [2024-12-02 07:42:23,449 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:42:23,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:42:42,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:42:43,042 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-12-02 07:42:43,042 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:42:43,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381280137] [2024-12-02 07:42:43,042 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [381280137] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:42:43,042 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:42:43,042 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:42:43,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927029369] [2024-12-02 07:42:43,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:42:43,043 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:42:43,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:42:43,044 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:42:43,044 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:42:43,044 INFO L87 Difference]: Start difference. First operand 12983 states and 18555 transitions. Second operand has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-12-02 07:42:44,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:42:44,017 INFO L93 Difference]: Finished difference Result 26516 states and 37988 transitions. [2024-12-02 07:42:44,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:42:44,018 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 203 [2024-12-02 07:42:44,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:42:44,069 INFO L225 Difference]: With dead ends: 26516 [2024-12-02 07:42:44,069 INFO L226 Difference]: Without dead ends: 13552 [2024-12-02 07:42:44,108 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:42:44,109 INFO L435 NwaCegarLoop]: 7015 mSDtfsCounter, 448 mSDsluCounter, 6904 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 520 SdHoareTripleChecker+Valid, 13919 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:42:44,109 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [520 Valid, 13919 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:42:44,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13552 states. [2024-12-02 07:42:44,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13552 to 13552. [2024-12-02 07:42:44,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13552 states, 9991 states have (on average 1.341407266539886) internal successors, (13402), 10198 states have internal predecessors, (13402), 2939 states have call successors, (2939), 634 states have call predecessors, (2939), 619 states have return successors, (3086), 2870 states have call predecessors, (3086), 2936 states have call successors, (3086) [2024-12-02 07:42:45,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13552 states to 13552 states and 19427 transitions. [2024-12-02 07:42:45,010 INFO L78 Accepts]: Start accepts. Automaton has 13552 states and 19427 transitions. Word has length 203 [2024-12-02 07:42:45,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:42:45,010 INFO L471 AbstractCegarLoop]: Abstraction has 13552 states and 19427 transitions. [2024-12-02 07:42:45,010 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-12-02 07:42:45,010 INFO L276 IsEmpty]: Start isEmpty. Operand 13552 states and 19427 transitions. [2024-12-02 07:42:45,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-12-02 07:42:45,012 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:42:45,012 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-12-02 07:42:45,012 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-12-02 07:42:45,012 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:42:45,013 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:42:45,013 INFO L85 PathProgramCache]: Analyzing trace with hash 665716429, now seen corresponding path program 1 times [2024-12-02 07:42:45,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:42:45,013 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2110248591] [2024-12-02 07:42:45,013 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:42:45,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:43:04,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:43:04,774 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2024-12-02 07:43:04,774 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:43:04,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2110248591] [2024-12-02 07:43:04,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2110248591] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:43:04,774 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:43:04,775 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:43:04,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978974779] [2024-12-02 07:43:04,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:43:04,775 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:43:04,775 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:43:04,776 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:43:04,776 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:43:04,776 INFO L87 Difference]: Start difference. First operand 13552 states and 19427 transitions. Second operand has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-12-02 07:43:05,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:43:05,660 INFO L93 Difference]: Finished difference Result 26819 states and 38604 transitions. [2024-12-02 07:43:05,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:43:05,661 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 204 [2024-12-02 07:43:05,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:43:05,706 INFO L225 Difference]: With dead ends: 26819 [2024-12-02 07:43:05,706 INFO L226 Difference]: Without dead ends: 13286 [2024-12-02 07:43:05,743 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:43:05,743 INFO L435 NwaCegarLoop]: 7019 mSDtfsCounter, 1 mSDsluCounter, 7017 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 14036 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 07:43:05,743 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 14036 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 07:43:05,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13286 states. [2024-12-02 07:43:06,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13286 to 13284. [2024-12-02 07:43:06,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13284 states, 9789 states have (on average 1.339360506691184) internal successors, (13111), 9991 states have internal predecessors, (13111), 2878 states have call successors, (2878), 629 states have call predecessors, (2878), 614 states have return successors, (3009), 2810 states have call predecessors, (3009), 2875 states have call successors, (3009) [2024-12-02 07:43:06,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13284 states to 13284 states and 18998 transitions. [2024-12-02 07:43:06,774 INFO L78 Accepts]: Start accepts. Automaton has 13284 states and 18998 transitions. Word has length 204 [2024-12-02 07:43:06,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:43:06,774 INFO L471 AbstractCegarLoop]: Abstraction has 13284 states and 18998 transitions. [2024-12-02 07:43:06,774 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-12-02 07:43:06,775 INFO L276 IsEmpty]: Start isEmpty. Operand 13284 states and 18998 transitions. [2024-12-02 07:43:06,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2024-12-02 07:43:06,776 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:43:06,776 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:43:06,777 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-12-02 07:43:06,777 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:43:06,777 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:43:06,777 INFO L85 PathProgramCache]: Analyzing trace with hash -1362950723, now seen corresponding path program 1 times [2024-12-02 07:43:06,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:43:06,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1175460120] [2024-12-02 07:43:06,777 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:43:06,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:43:25,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:43:25,877 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-12-02 07:43:25,877 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:43:25,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1175460120] [2024-12-02 07:43:25,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1175460120] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:43:25,877 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:43:25,877 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:43:25,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879819132] [2024-12-02 07:43:25,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:43:25,878 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:43:25,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:43:25,878 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:43:25,878 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:43:25,878 INFO L87 Difference]: Start difference. First operand 13284 states and 18998 transitions. Second operand has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-12-02 07:43:26,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:43:26,772 INFO L93 Difference]: Finished difference Result 26672 states and 38185 transitions. [2024-12-02 07:43:26,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:43:26,773 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 208 [2024-12-02 07:43:26,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:43:26,822 INFO L225 Difference]: With dead ends: 26672 [2024-12-02 07:43:26,822 INFO L226 Difference]: Without dead ends: 13407 [2024-12-02 07:43:26,862 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:43:26,862 INFO L435 NwaCegarLoop]: 7055 mSDtfsCounter, 70 mSDsluCounter, 7017 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 83 SdHoareTripleChecker+Valid, 14072 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 07:43:26,862 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [83 Valid, 14072 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 07:43:26,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13407 states. [2024-12-02 07:43:27,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13407 to 13286. [2024-12-02 07:43:27,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13286 states, 9791 states have (on average 1.3392911857828618) internal successors, (13113), 9993 states have internal predecessors, (13113), 2878 states have call successors, (2878), 629 states have call predecessors, (2878), 614 states have return successors, (3009), 2810 states have call predecessors, (3009), 2875 states have call successors, (3009) [2024-12-02 07:43:27,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13286 states to 13286 states and 19000 transitions. [2024-12-02 07:43:27,821 INFO L78 Accepts]: Start accepts. Automaton has 13286 states and 19000 transitions. Word has length 208 [2024-12-02 07:43:27,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:43:27,821 INFO L471 AbstractCegarLoop]: Abstraction has 13286 states and 19000 transitions. [2024-12-02 07:43:27,822 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-12-02 07:43:27,822 INFO L276 IsEmpty]: Start isEmpty. Operand 13286 states and 19000 transitions. [2024-12-02 07:43:27,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-12-02 07:43:27,824 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:43:27,824 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:43:27,824 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-12-02 07:43:27,824 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:43:27,824 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:43:27,824 INFO L85 PathProgramCache]: Analyzing trace with hash 1679971187, now seen corresponding path program 1 times [2024-12-02 07:43:27,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:43:27,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462381234] [2024-12-02 07:43:27,824 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:43:27,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:43:46,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:43:48,351 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-12-02 07:43:48,351 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:43:48,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462381234] [2024-12-02 07:43:48,351 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [462381234] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:43:48,351 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:43:48,352 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:43:48,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [734427212] [2024-12-02 07:43:48,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:43:48,352 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:43:48,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:43:48,353 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:43:48,353 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:43:48,353 INFO L87 Difference]: Start difference. First operand 13286 states and 19000 transitions. Second operand has 5 states, 5 states have (on average 19.2) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-12-02 07:43:49,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:43:49,531 INFO L93 Difference]: Finished difference Result 13306 states and 19018 transitions. [2024-12-02 07:43:49,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:43:49,531 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 210 [2024-12-02 07:43:49,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:43:49,573 INFO L225 Difference]: With dead ends: 13306 [2024-12-02 07:43:49,573 INFO L226 Difference]: Without dead ends: 13304 [2024-12-02 07:43:49,580 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:43:49,581 INFO L435 NwaCegarLoop]: 7020 mSDtfsCounter, 6847 mSDsluCounter, 14132 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6848 SdHoareTripleChecker+Valid, 21152 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:43:49,581 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6848 Valid, 21152 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:43:49,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13304 states. [2024-12-02 07:43:50,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13304 to 13302. [2024-12-02 07:43:50,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13302 states, 9803 states have (on average 1.338875854330307) internal successors, (13125), 10005 states have internal predecessors, (13125), 2878 states have call successors, (2878), 633 states have call predecessors, (2878), 618 states have return successors, (3009), 2810 states have call predecessors, (3009), 2875 states have call successors, (3009) [2024-12-02 07:43:50,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13302 states to 13302 states and 19012 transitions. [2024-12-02 07:43:50,443 INFO L78 Accepts]: Start accepts. Automaton has 13302 states and 19012 transitions. Word has length 210 [2024-12-02 07:43:50,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:43:50,443 INFO L471 AbstractCegarLoop]: Abstraction has 13302 states and 19012 transitions. [2024-12-02 07:43:50,443 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-12-02 07:43:50,443 INFO L276 IsEmpty]: Start isEmpty. Operand 13302 states and 19012 transitions. [2024-12-02 07:43:50,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2024-12-02 07:43:50,445 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:43:50,445 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-12-02 07:43:50,445 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-12-02 07:43:50,445 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:43:50,446 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:43:50,446 INFO L85 PathProgramCache]: Analyzing trace with hash -1288019287, now seen corresponding path program 1 times [2024-12-02 07:43:50,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:43:50,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1776566120] [2024-12-02 07:43:50,446 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:43:50,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:44:10,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:44:14,927 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 31 proven. 6 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2024-12-02 07:44:14,928 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:44:14,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1776566120] [2024-12-02 07:44:14,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1776566120] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 07:44:14,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [92013429] [2024-12-02 07:44:14,928 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:44:14,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:44:14,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd718735-fdc1-4153-b6d4-66ab104c39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:44:14,930 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd718735-fdc1-4153-b6d4-66ab104c39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 07:44:14,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd718735-fdc1-4153-b6d4-66ab104c39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 07:44:37,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:44:37,732 INFO L256 TraceCheckSpWp]: Trace formula consists of 7910 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-12-02 07:44:37,746 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:44:38,014 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2024-12-02 07:44:38,014 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:44:38,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [92013429] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:44:38,014 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 07:44:38,015 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [13] total 13 [2024-12-02 07:44:38,015 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428032611] [2024-12-02 07:44:38,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:44:38,015 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-02 07:44:38,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:44:38,016 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-02 07:44:38,016 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2024-12-02 07:44:38,016 INFO L87 Difference]: Start difference. First operand 13302 states and 19012 transitions. Second operand has 13 states, 12 states have (on average 7.916666666666667) internal successors, (95), 12 states have internal predecessors, (95), 6 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (29), 6 states have call predecessors, (29), 6 states have call successors, (29) [2024-12-02 07:44:44,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:44:44,956 INFO L93 Difference]: Finished difference Result 28106 states and 40285 transitions. [2024-12-02 07:44:44,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-02 07:44:44,957 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 7.916666666666667) internal successors, (95), 12 states have internal predecessors, (95), 6 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (29), 6 states have call predecessors, (29), 6 states have call successors, (29) Word has length 220 [2024-12-02 07:44:44,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:44:45,007 INFO L225 Difference]: With dead ends: 28106 [2024-12-02 07:44:45,007 INFO L226 Difference]: Without dead ends: 14821 [2024-12-02 07:44:45,043 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 221 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=65, Invalid=397, Unknown=0, NotChecked=0, Total=462 [2024-12-02 07:44:45,043 INFO L435 NwaCegarLoop]: 8349 mSDtfsCounter, 924 mSDsluCounter, 90577 mSDsCounter, 0 mSdLazyCounter, 744 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1159 SdHoareTripleChecker+Valid, 98926 SdHoareTripleChecker+Invalid, 749 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 744 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-12-02 07:44:45,043 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1159 Valid, 98926 Invalid, 749 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5 Valid, 744 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2024-12-02 07:44:45,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14821 states. [2024-12-02 07:44:45,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14821 to 13318. [2024-12-02 07:44:45,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13318 states, 9815 states have (on average 1.3384615384615384) internal successors, (13137), 10017 states have internal predecessors, (13137), 2882 states have call successors, (2882), 633 states have call predecessors, (2882), 618 states have return successors, (3013), 2814 states have call predecessors, (3013), 2879 states have call successors, (3013) [2024-12-02 07:44:45,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13318 states to 13318 states and 19032 transitions. [2024-12-02 07:44:45,974 INFO L78 Accepts]: Start accepts. Automaton has 13318 states and 19032 transitions. Word has length 220 [2024-12-02 07:44:45,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:44:45,975 INFO L471 AbstractCegarLoop]: Abstraction has 13318 states and 19032 transitions. [2024-12-02 07:44:45,975 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 7.916666666666667) internal successors, (95), 12 states have internal predecessors, (95), 6 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (29), 6 states have call predecessors, (29), 6 states have call successors, (29) [2024-12-02 07:44:45,975 INFO L276 IsEmpty]: Start isEmpty. Operand 13318 states and 19032 transitions. [2024-12-02 07:44:45,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2024-12-02 07:44:45,977 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:44:45,977 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 8, 8, 8, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:44:46,020 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd718735-fdc1-4153-b6d4-66ab104c39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 07:44:46,177 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd718735-fdc1-4153-b6d4-66ab104c39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2024-12-02 07:44:46,178 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:44:46,178 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:44:46,178 INFO L85 PathProgramCache]: Analyzing trace with hash 190138274, now seen corresponding path program 1 times [2024-12-02 07:44:46,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:44:46,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855525837] [2024-12-02 07:44:46,178 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:44:46,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:45:04,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:45:04,928 INFO L134 CoverageAnalysis]: Checked inductivity of 826 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 826 trivial. 0 not checked. [2024-12-02 07:45:04,928 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:45:04,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855525837] [2024-12-02 07:45:04,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855525837] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:45:04,928 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:45:04,928 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:45:04,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402605710] [2024-12-02 07:45:04,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:45:04,929 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:45:04,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:45:04,929 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:45:04,929 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:45:04,929 INFO L87 Difference]: Start difference. First operand 13318 states and 19032 transitions. Second operand has 3 states, 3 states have (on average 68.0) internal successors, (204), 3 states have internal predecessors, (204), 2 states have call successors, (72), 2 states have call predecessors, (72), 1 states have return successors, (68), 2 states have call predecessors, (68), 2 states have call successors, (68) [2024-12-02 07:45:06,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:45:06,076 INFO L93 Difference]: Finished difference Result 26649 states and 38088 transitions. [2024-12-02 07:45:06,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:45:06,077 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 68.0) internal successors, (204), 3 states have internal predecessors, (204), 2 states have call successors, (72), 2 states have call predecessors, (72), 1 states have return successors, (68), 2 states have call predecessors, (68), 2 states have call successors, (68) Word has length 467 [2024-12-02 07:45:06,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:45:06,118 INFO L225 Difference]: With dead ends: 26649 [2024-12-02 07:45:06,118 INFO L226 Difference]: Without dead ends: 13350 [2024-12-02 07:45:06,147 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:45:06,147 INFO L435 NwaCegarLoop]: 7009 mSDtfsCounter, 11 mSDsluCounter, 6990 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 13999 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 07:45:06,147 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 13999 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 07:45:06,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13350 states. [2024-12-02 07:45:06,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13350 to 13326. [2024-12-02 07:45:06,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13326 states, 9823 states have (on average 1.3381858902575587) internal successors, (13145), 10025 states have internal predecessors, (13145), 2882 states have call successors, (2882), 633 states have call predecessors, (2882), 618 states have return successors, (3013), 2814 states have call predecessors, (3013), 2879 states have call successors, (3013) [2024-12-02 07:45:06,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13326 states to 13326 states and 19040 transitions. [2024-12-02 07:45:06,971 INFO L78 Accepts]: Start accepts. Automaton has 13326 states and 19040 transitions. Word has length 467 [2024-12-02 07:45:06,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:45:06,972 INFO L471 AbstractCegarLoop]: Abstraction has 13326 states and 19040 transitions. [2024-12-02 07:45:06,972 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 68.0) internal successors, (204), 3 states have internal predecessors, (204), 2 states have call successors, (72), 2 states have call predecessors, (72), 1 states have return successors, (68), 2 states have call predecessors, (68), 2 states have call successors, (68) [2024-12-02 07:45:06,972 INFO L276 IsEmpty]: Start isEmpty. Operand 13326 states and 19040 transitions. [2024-12-02 07:45:06,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 488 [2024-12-02 07:45:06,974 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:45:06,974 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 8, 8, 8, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:45:06,974 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-12-02 07:45:06,975 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:45:06,975 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:45:06,975 INFO L85 PathProgramCache]: Analyzing trace with hash -518498021, now seen corresponding path program 1 times [2024-12-02 07:45:06,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:45:06,975 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662062514] [2024-12-02 07:45:06,975 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:45:06,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:45:25,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:45:26,047 INFO L134 CoverageAnalysis]: Checked inductivity of 881 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 880 trivial. 0 not checked. [2024-12-02 07:45:26,048 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:45:26,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1662062514] [2024-12-02 07:45:26,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1662062514] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 07:45:26,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1899045443] [2024-12-02 07:45:26,048 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:45:26,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:45:26,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd718735-fdc1-4153-b6d4-66ab104c39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:45:26,050 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd718735-fdc1-4153-b6d4-66ab104c39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 07:45:26,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd718735-fdc1-4153-b6d4-66ab104c39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 07:45:49,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:45:50,006 INFO L256 TraceCheckSpWp]: Trace formula consists of 9616 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 07:45:50,014 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:45:50,083 INFO L134 CoverageAnalysis]: Checked inductivity of 881 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 793 trivial. 0 not checked. [2024-12-02 07:45:50,083 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:45:50,083 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1899045443] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:45:50,083 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 07:45:50,083 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2024-12-02 07:45:50,083 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1964090889] [2024-12-02 07:45:50,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:45:50,084 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:45:50,085 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:45:50,085 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:45:50,085 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:45:50,085 INFO L87 Difference]: Start difference. First operand 13326 states and 19040 transitions. Second operand has 3 states, 3 states have (on average 71.66666666666667) internal successors, (215), 3 states have internal predecessors, (215), 2 states have call successors, (76), 2 states have call predecessors, (76), 2 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) [2024-12-02 07:45:50,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:45:50,919 INFO L93 Difference]: Finished difference Result 26636 states and 38108 transitions. [2024-12-02 07:45:50,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:45:50,920 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 71.66666666666667) internal successors, (215), 3 states have internal predecessors, (215), 2 states have call successors, (76), 2 states have call predecessors, (76), 2 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) Word has length 487 [2024-12-02 07:45:50,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:45:50,968 INFO L225 Difference]: With dead ends: 26636 [2024-12-02 07:45:50,968 INFO L226 Difference]: Without dead ends: 13329 [2024-12-02 07:45:51,004 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 490 GetRequests, 487 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:45:51,004 INFO L435 NwaCegarLoop]: 7019 mSDtfsCounter, 1 mSDsluCounter, 7015 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 14034 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 07:45:51,005 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 14034 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 07:45:51,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13329 states. [2024-12-02 07:45:51,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13329 to 13329. [2024-12-02 07:45:51,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13329 states, 9826 states have (on average 1.3380826378994504) internal successors, (13148), 10028 states have internal predecessors, (13148), 2882 states have call successors, (2882), 633 states have call predecessors, (2882), 618 states have return successors, (3013), 2814 states have call predecessors, (3013), 2879 states have call successors, (3013) [2024-12-02 07:45:51,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13329 states to 13329 states and 19043 transitions. [2024-12-02 07:45:51,855 INFO L78 Accepts]: Start accepts. Automaton has 13329 states and 19043 transitions. Word has length 487 [2024-12-02 07:45:51,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:45:51,855 INFO L471 AbstractCegarLoop]: Abstraction has 13329 states and 19043 transitions. [2024-12-02 07:45:51,856 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 71.66666666666667) internal successors, (215), 3 states have internal predecessors, (215), 2 states have call successors, (76), 2 states have call predecessors, (76), 2 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) [2024-12-02 07:45:51,856 INFO L276 IsEmpty]: Start isEmpty. Operand 13329 states and 19043 transitions. [2024-12-02 07:45:51,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2024-12-02 07:45:51,858 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:45:51,858 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 8, 8, 8, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:45:51,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd718735-fdc1-4153-b6d4-66ab104c39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-12-02 07:45:52,058 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd718735-fdc1-4153-b6d4-66ab104c39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:45:52,059 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:45:52,059 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:45:52,059 INFO L85 PathProgramCache]: Analyzing trace with hash -1706538940, now seen corresponding path program 1 times [2024-12-02 07:45:52,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:45:52,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2078472458] [2024-12-02 07:45:52,059 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:45:52,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:46:10,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:46:11,102 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 881 trivial. 0 not checked. [2024-12-02 07:46:11,102 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:46:11,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2078472458] [2024-12-02 07:46:11,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2078472458] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 07:46:11,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [810694868] [2024-12-02 07:46:11,102 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:46:11,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:46:11,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd718735-fdc1-4153-b6d4-66ab104c39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:46:11,104 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd718735-fdc1-4153-b6d4-66ab104c39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 07:46:11,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd718735-fdc1-4153-b6d4-66ab104c39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 07:46:35,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:46:35,841 INFO L256 TraceCheckSpWp]: Trace formula consists of 9644 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-02 07:46:35,853 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:46:36,076 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 836 trivial. 0 not checked. [2024-12-02 07:46:36,076 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:46:36,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [810694868] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:46:36,076 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 07:46:36,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4] total 7 [2024-12-02 07:46:36,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932121941] [2024-12-02 07:46:36,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:46:36,077 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:46:36,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:46:36,077 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:46:36,077 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:46:36,077 INFO L87 Difference]: Start difference. First operand 13329 states and 19043 transitions. Second operand has 5 states, 5 states have (on average 44.8) internal successors, (224), 5 states have internal predecessors, (224), 2 states have call successors, (78), 2 states have call predecessors, (78), 2 states have return successors, (74), 2 states have call predecessors, (74), 2 states have call successors, (74) [2024-12-02 07:46:37,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:46:37,151 INFO L93 Difference]: Finished difference Result 26645 states and 38068 transitions. [2024-12-02 07:46:37,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:46:37,151 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 44.8) internal successors, (224), 5 states have internal predecessors, (224), 2 states have call successors, (78), 2 states have call predecessors, (78), 2 states have return successors, (74), 2 states have call predecessors, (74), 2 states have call successors, (74) Word has length 496 [2024-12-02 07:46:37,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:46:37,199 INFO L225 Difference]: With dead ends: 26645 [2024-12-02 07:46:37,200 INFO L226 Difference]: Without dead ends: 13335 [2024-12-02 07:46:37,234 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 499 GetRequests, 494 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:46:37,235 INFO L435 NwaCegarLoop]: 7018 mSDtfsCounter, 0 mSDsluCounter, 21037 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 28055 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:46:37,235 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 28055 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:46:37,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13335 states. [2024-12-02 07:46:38,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13335 to 13335. [2024-12-02 07:46:38,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13335 states, 9832 states have (on average 1.3378763222131815) internal successors, (13154), 10034 states have internal predecessors, (13154), 2882 states have call successors, (2882), 633 states have call predecessors, (2882), 618 states have return successors, (3013), 2814 states have call predecessors, (3013), 2879 states have call successors, (3013) [2024-12-02 07:46:38,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13335 states to 13335 states and 19049 transitions. [2024-12-02 07:46:38,152 INFO L78 Accepts]: Start accepts. Automaton has 13335 states and 19049 transitions. Word has length 496 [2024-12-02 07:46:38,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:46:38,152 INFO L471 AbstractCegarLoop]: Abstraction has 13335 states and 19049 transitions. [2024-12-02 07:46:38,152 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 44.8) internal successors, (224), 5 states have internal predecessors, (224), 2 states have call successors, (78), 2 states have call predecessors, (78), 2 states have return successors, (74), 2 states have call predecessors, (74), 2 states have call successors, (74) [2024-12-02 07:46:38,152 INFO L276 IsEmpty]: Start isEmpty. Operand 13335 states and 19049 transitions. [2024-12-02 07:46:38,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2024-12-02 07:46:38,154 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:46:38,155 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 8, 8, 8, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:46:38,203 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd718735-fdc1-4153-b6d4-66ab104c39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-12-02 07:46:38,355 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd718735-fdc1-4153-b6d4-66ab104c39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2024-12-02 07:46:38,355 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:46:38,355 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:46:38,356 INFO L85 PathProgramCache]: Analyzing trace with hash 1748190466, now seen corresponding path program 1 times [2024-12-02 07:46:38,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:46:38,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [872385154] [2024-12-02 07:46:38,356 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:46:38,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:46:56,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:46:57,112 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 881 trivial. 0 not checked. [2024-12-02 07:46:57,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:46:57,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [872385154] [2024-12-02 07:46:57,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [872385154] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 07:46:57,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1512494736] [2024-12-02 07:46:57,113 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:46:57,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:46:57,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd718735-fdc1-4153-b6d4-66ab104c39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:46:57,114 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd718735-fdc1-4153-b6d4-66ab104c39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 07:46:57,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd718735-fdc1-4153-b6d4-66ab104c39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process