./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-nfs-blocklayout-blocklayoutdriver.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e2fb8bed Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-nfs-blocklayout-blocklayoutdriver.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 06fab407387cbe871c420feb8f9ccb419aa13364b4ef5862125263e453d131d5 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 20:23:40,027 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 20:23:40,083 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-08 20:23:40,089 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 20:23:40,089 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 20:23:40,113 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 20:23:40,114 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 20:23:40,114 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 20:23:40,114 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 20:23:40,115 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 20:23:40,116 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 20:23:40,116 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 20:23:40,116 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 20:23:40,116 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 20:23:40,116 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 20:23:40,116 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 20:23:40,116 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 20:23:40,116 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 20:23:40,116 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 20:23:40,116 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 20:23:40,116 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 20:23:40,116 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 20:23:40,116 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 20:23:40,116 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 20:23:40,116 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 20:23:40,116 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 20:23:40,117 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 20:23:40,117 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 20:23:40,117 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 20:23:40,117 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 20:23:40,117 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 20:23:40,117 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 20:23:40,117 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 20:23:40,117 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 20:23:40,117 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 20:23:40,117 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 20:23:40,117 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 20:23:40,117 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 20:23:40,117 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 20:23:40,117 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 20:23:40,117 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> 06fab407387cbe871c420feb8f9ccb419aa13364b4ef5862125263e453d131d5 [2025-03-08 20:23:40,354 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 20:23:40,362 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 20:23:40,364 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 20:23:40,365 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 20:23:40,365 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 20:23:40,367 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-nfs-blocklayout-blocklayoutdriver.cil.i [2025-03-08 20:23:41,518 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/483e01983/4625effcc16549d8825f3557d91dd6a5/FLAG610cb21df [2025-03-08 20:23:42,171 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 20:23:42,172 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-nfs-blocklayout-blocklayoutdriver.cil.i [2025-03-08 20:23:42,217 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/483e01983/4625effcc16549d8825f3557d91dd6a5/FLAG610cb21df [2025-03-08 20:23:42,592 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/483e01983/4625effcc16549d8825f3557d91dd6a5 [2025-03-08 20:23:42,594 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 20:23:42,595 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 20:23:42,596 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 20:23:42,596 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 20:23:42,599 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 20:23:42,599 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 08:23:42" (1/1) ... [2025-03-08 20:23:42,600 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c51d833 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:23:42, skipping insertion in model container [2025-03-08 20:23:42,600 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 08:23:42" (1/1) ... [2025-03-08 20:23:42,793 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 20:23:46,068 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-nfs-blocklayout-blocklayoutdriver.cil.i[517003,517016] [2025-03-08 20:23:46,071 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-nfs-blocklayout-blocklayoutdriver.cil.i[517172,517185] [2025-03-08 20:23:46,071 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-nfs-blocklayout-blocklayoutdriver.cil.i[517339,517352] [2025-03-08 20:23:46,071 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-nfs-blocklayout-blocklayoutdriver.cil.i[517507,517520] [2025-03-08 20:23:46,087 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 20:23:46,107 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 20:23:46,224 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"); [7804] [2025-03-08 20:23:46,225 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [7811] [2025-03-08 20:23:46,226 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [7859] [2025-03-08 20:23:46,226 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [7862] [2025-03-08 20:23:46,227 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [7865] [2025-03-08 20:23:46,227 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [7868] [2025-03-08 20:23:46,228 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [7897] [2025-03-08 20:23:46,228 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; xaddb %b0, %1\n": "+q" (__ret), "+m" (v->counter): : "memory", "cc"); [7926-7927] [2025-03-08 20:23:46,229 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; xaddw %w0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [7930-7931] [2025-03-08 20:23:46,229 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; xaddl %0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [7934-7935] [2025-03-08 20:23:46,229 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; xaddq %q0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [7938-7939] [2025-03-08 20:23:46,230 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [7996] [2025-03-08 20:23:46,231 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [7999] [2025-03-08 20:23:46,231 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (val)); [8001] [2025-03-08 20:23:46,231 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [8006] [2025-03-08 20:23:46,231 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [8009] [2025-03-08 20:23:46,232 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [8011] [2025-03-08 20:23:46,232 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [8016] [2025-03-08 20:23:46,232 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [8019] [2025-03-08 20:23:46,233 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [8021] [2025-03-08 20:23:46,233 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [8026] [2025-03-08 20:23:46,233 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [8029] [2025-03-08 20:23:46,233 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (val)); [8031] [2025-03-08 20:23:46,233 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [8069] [2025-03-08 20:23:46,234 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [8072] [2025-03-08 20:23:46,234 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (- val)); [8074] [2025-03-08 20:23:46,234 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [8079] [2025-03-08 20:23:46,234 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [8082] [2025-03-08 20:23:46,234 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [8084] [2025-03-08 20:23:46,234 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [8089] [2025-03-08 20:23:46,235 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [8092] [2025-03-08 20:23:46,235 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [8094] [2025-03-08 20:23:46,235 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [8099] [2025-03-08 20:23:46,235 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [8102] [2025-03-08 20:23:46,235 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (- val)); [8104] [2025-03-08 20:23:46,236 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8154] [2025-03-08 20:23:46,236 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8163] [2025-03-08 20:23:46,240 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8522] [2025-03-08 20:23:46,242 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8532] [2025-03-08 20:23:46,243 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/highmem.h"), "i" (198), "i" (12UL)); [8592-8593] [2025-03-08 20:23:46,251 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/net/netns/generic.h"), "i" (41), "i" (12UL)); [8832-8833] [2025-03-08 20:23:46,252 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/net/netns/generic.h"), "i" (41), "i" (12UL)); [8842-8843] [2025-03-08 20:23:46,253 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/net/netns/generic.h"), "i" (45), "i" (12UL)); [8856-8857] [2025-03-08 20:23:46,274 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 *)"fs/nfs/blocklayout/blocklayout.c"), "i" (368), "i" (12UL)); [9564-9565] [2025-03-08 20:23:46,275 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 *)"fs/nfs/blocklayout/blocklayout.c"), "i" (372), "i" (12UL)); [9581-9582] [2025-03-08 20:23:46,285 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 *)"fs/nfs/blocklayout/blocklayout.c"), "i" (593), "i" (12UL)); [10000-10001] [2025-03-08 20:23:46,379 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 *)"fs/nfs/blocklayout/extents.c"), "i" (907), "i" (12UL)); [15609-15610] [2025-03-08 20:23:46,384 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret), "+m" (tmp___7->state): : "memory", "cc"); [16016-16017] [2025-03-08 20:23:46,385 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret), "+m" (tmp___8->state): : "memory", "cc"); [16023-16024] [2025-03-08 20:23:46,385 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret), "+m" (tmp___9->state): : "memory", "cc"); [16030-16031] [2025-03-08 20:23:46,385 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret), "+m" (tmp___10->state): : "memory", "cc"); [16037-16038] [2025-03-08 20:23:46,392 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [16539] [2025-03-08 20:23:46,392 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [16542] [2025-03-08 20:23:46,392 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (val)); [16544] [2025-03-08 20:23:46,392 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [16549] [2025-03-08 20:23:46,392 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [16552] [2025-03-08 20:23:46,392 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [16554] [2025-03-08 20:23:46,393 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [16559] [2025-03-08 20:23:46,393 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [16562] [2025-03-08 20:23:46,393 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [16564] [2025-03-08 20:23:46,393 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [16569] [2025-03-08 20:23:46,393 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [16572] [2025-03-08 20:23:46,393 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (val)); [16574] [2025-03-08 20:23:46,394 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [16612] [2025-03-08 20:23:46,394 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [16615] [2025-03-08 20:23:46,394 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (- val)); [16617] [2025-03-08 20:23:46,394 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [16622] [2025-03-08 20:23:46,394 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [16625] [2025-03-08 20:23:46,394 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [16627] [2025-03-08 20:23:46,394 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [16632] [2025-03-08 20:23:46,394 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [16635] [2025-03-08 20:23:46,394 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [16637] [2025-03-08 20:23:46,395 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [16642] [2025-03-08 20:23:46,395 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [16645] [2025-03-08 20:23:46,395 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (- val)); [16647] [2025-03-08 20:23:46,395 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [16665] [2025-03-08 20:23:46,395 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [16674] [2025-03-08 20:23:46,396 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/net/netns/generic.h"), "i" (41), "i" (12UL)); [16785-16786] [2025-03-08 20:23:46,396 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/net/netns/generic.h"), "i" (41), "i" (12UL)); [16795-16796] [2025-03-08 20:23:46,397 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/net/netns/generic.h"), "i" (45), "i" (12UL)); [16809-16810] [2025-03-08 20:23:46,398 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret), "+m" (tmp___3->state): : "memory", "cc"); [16907-16908] [2025-03-08 20:23:46,398 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret), "+m" (tmp___4->state): : "memory", "cc"); [16914-16915] [2025-03-08 20:23:46,399 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret), "+m" (tmp___5->state): : "memory", "cc"); [16921-16922] [2025-03-08 20:23:46,399 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret), "+m" (tmp___6->state): : "memory", "cc"); [16928-16929] [2025-03-08 20:23:46,415 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-nfs-blocklayout-blocklayoutdriver.cil.i[517003,517016] [2025-03-08 20:23:46,416 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-nfs-blocklayout-blocklayoutdriver.cil.i[517172,517185] [2025-03-08 20:23:46,416 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-nfs-blocklayout-blocklayoutdriver.cil.i[517339,517352] [2025-03-08 20:23:46,416 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-nfs-blocklayout-blocklayoutdriver.cil.i[517507,517520] [2025-03-08 20:23:46,420 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 20:23:46,696 INFO L204 MainTranslator]: Completed translation [2025-03-08 20:23:46,697 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:23:46 WrapperNode [2025-03-08 20:23:46,697 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 20:23:46,698 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 20:23:46,698 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 20:23:46,698 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 20:23:46,703 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:23:46" (1/1) ... [2025-03-08 20:23:46,791 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:23:46" (1/1) ... [2025-03-08 20:23:47,002 INFO L138 Inliner]: procedures = 584, calls = 2609, calls flagged for inlining = 242, calls inlined = 221, statements flattened = 7989 [2025-03-08 20:23:47,003 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 20:23:47,003 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 20:23:47,004 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 20:23:47,004 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 20:23:47,012 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:23:46" (1/1) ... [2025-03-08 20:23:47,012 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:23:46" (1/1) ... [2025-03-08 20:23:47,049 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:23:46" (1/1) ... [2025-03-08 20:23:48,632 INFO L175 MemorySlicer]: Split 801 memory accesses to 21 slices as follows [6, 15, 2, 1, 636, 2, 17, 28, 4, 10, 5, 3, 7, 2, 16, 27, 5, 4, 6, 3, 2]. 79 percent of accesses are in the largest equivalence class. The 43 initializations are split as follows [0, 0, 0, 1, 6, 2, 0, 0, 4, 0, 5, 3, 7, 0, 0, 0, 5, 4, 6, 0, 0]. The 217 writes are split as follows [4, 6, 1, 0, 143, 0, 8, 28, 0, 10, 0, 0, 0, 2, 3, 10, 0, 0, 0, 1, 1]. [2025-03-08 20:23:48,633 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:23:46" (1/1) ... [2025-03-08 20:23:48,633 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:23:46" (1/1) ... [2025-03-08 20:23:48,748 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:23:46" (1/1) ... [2025-03-08 20:23:48,765 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:23:46" (1/1) ... [2025-03-08 20:23:48,810 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:23:46" (1/1) ... [2025-03-08 20:23:48,832 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:23:46" (1/1) ... [2025-03-08 20:23:48,893 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 20:23:48,894 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 20:23:48,895 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 20:23:48,895 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 20:23:48,896 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:23:46" (1/1) ... [2025-03-08 20:23:48,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 20:23:48,913 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 20:23:48,926 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-08 20:23:48,929 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-08 20:23:48,946 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_parallel [2025-03-08 20:23:48,946 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_parallel [2025-03-08 20:23:48,946 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2025-03-08 20:23:48,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __xchg_wrong_size [2025-03-08 20:23:48,946 INFO L130 BoogieDeclarations]: Found specification of procedure i_size_read [2025-03-08 20:23:48,946 INFO L138 BoogieDeclarations]: Found implementation of procedure i_size_read [2025-03-08 20:23:48,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-03-08 20:23:48,947 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-03-08 20:23:48,947 INFO L130 BoogieDeclarations]: Found specification of procedure add_to_commitlist [2025-03-08 20:23:48,947 INFO L138 BoogieDeclarations]: Found implementation of procedure add_to_commitlist [2025-03-08 20:23:48,947 INFO L130 BoogieDeclarations]: Found specification of procedure rpc_put_sb_net [2025-03-08 20:23:48,947 INFO L138 BoogieDeclarations]: Found implementation of procedure rpc_put_sb_net [2025-03-08 20:23:48,947 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2025-03-08 20:23:48,947 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2025-03-08 20:23:48,947 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2025-03-08 20:23:48,947 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2025-03-08 20:23:48,947 INFO L130 BoogieDeclarations]: Found specification of procedure bl_write_pagelist [2025-03-08 20:23:48,947 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_write_pagelist [2025-03-08 20:23:48,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-03-08 20:23:48,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-03-08 20:23:48,948 INFO L130 BoogieDeclarations]: Found specification of procedure bio_alloc [2025-03-08 20:23:48,948 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_alloc [2025-03-08 20:23:48,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2025-03-08 20:23:48,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2025-03-08 20:23:48,948 INFO L130 BoogieDeclarations]: Found specification of procedure pnfs_unregister_layoutdriver [2025-03-08 20:23:48,948 INFO L138 BoogieDeclarations]: Found implementation of procedure pnfs_unregister_layoutdriver [2025-03-08 20:23:48,948 INFO L130 BoogieDeclarations]: Found specification of procedure trylock_page [2025-03-08 20:23:48,948 INFO L138 BoogieDeclarations]: Found implementation of procedure trylock_page [2025-03-08 20:23:48,948 INFO L130 BoogieDeclarations]: Found specification of procedure submit_bio [2025-03-08 20:23:48,949 INFO L138 BoogieDeclarations]: Found implementation of procedure submit_bio [2025-03-08 20:23:48,949 INFO L130 BoogieDeclarations]: Found specification of procedure BLK_LSEG2EXT [2025-03-08 20:23:48,949 INFO L138 BoogieDeclarations]: Found implementation of procedure BLK_LSEG2EXT [2025-03-08 20:23:48,949 INFO L130 BoogieDeclarations]: Found specification of procedure nfs4blocklayout_unregister_sb [2025-03-08 20:23:48,949 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs4blocklayout_unregister_sb [2025-03-08 20:23:48,949 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2025-03-08 20:23:48,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2025-03-08 20:23:48,949 INFO L130 BoogieDeclarations]: Found specification of procedure NFS_SERVER [2025-03-08 20:23:48,949 INFO L138 BoogieDeclarations]: Found implementation of procedure NFS_SERVER [2025-03-08 20:23:48,949 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2025-03-08 20:23:48,949 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2025-03-08 20:23:48,949 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_release [2025-03-08 20:23:48,949 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_release [2025-03-08 20:23:48,949 INFO L130 BoogieDeclarations]: Found specification of procedure BLK_LO2EXT [2025-03-08 20:23:48,949 INFO L138 BoogieDeclarations]: Found implementation of procedure BLK_LO2EXT [2025-03-08 20:23:48,950 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2025-03-08 20:23:48,950 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2025-03-08 20:23:48,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2025-03-08 20:23:48,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2025-03-08 20:23:48,950 INFO L130 BoogieDeclarations]: Found specification of procedure print_page [2025-03-08 20:23:48,950 INFO L138 BoogieDeclarations]: Found implementation of procedure print_page [2025-03-08 20:23:48,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2025-03-08 20:23:48,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2025-03-08 20:23:48,950 INFO L130 BoogieDeclarations]: Found specification of procedure PageWriteback [2025-03-08 20:23:48,950 INFO L138 BoogieDeclarations]: Found implementation of procedure PageWriteback [2025-03-08 20:23:48,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-08 20:23:48,951 INFO L130 BoogieDeclarations]: Found specification of procedure bl_free_layout_hdr [2025-03-08 20:23:48,951 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_free_layout_hdr [2025-03-08 20:23:48,951 INFO L130 BoogieDeclarations]: Found specification of procedure print_clist [2025-03-08 20:23:48,951 INFO L138 BoogieDeclarations]: Found implementation of procedure print_clist [2025-03-08 20:23:48,951 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2025-03-08 20:23:48,951 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2025-03-08 20:23:48,951 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2025-03-08 20:23:48,951 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2025-03-08 20:23:48,951 INFO L130 BoogieDeclarations]: Found specification of procedure zero_user_segments [2025-03-08 20:23:48,951 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_user_segments [2025-03-08 20:23:48,951 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2025-03-08 20:23:48,951 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2025-03-08 20:23:48,951 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2025-03-08 20:23:48,951 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2025-03-08 20:23:48,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-03-08 20:23:48,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-03-08 20:23:48,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-03-08 20:23:48,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-03-08 20:23:48,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-03-08 20:23:48,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-03-08 20:23:48,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-03-08 20:23:48,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-03-08 20:23:48,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-03-08 20:23:48,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-03-08 20:23:48,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-03-08 20:23:48,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-03-08 20:23:48,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-03-08 20:23:48,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2025-03-08 20:23:48,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2025-03-08 20:23:48,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2025-03-08 20:23:48,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2025-03-08 20:23:48,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2025-03-08 20:23:48,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2025-03-08 20:23:48,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2025-03-08 20:23:48,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2025-03-08 20:23:48,951 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2025-03-08 20:23:48,951 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2025-03-08 20:23:48,951 INFO L130 BoogieDeclarations]: Found specification of procedure bl_alloc_layout_hdr [2025-03-08 20:23:48,951 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_alloc_layout_hdr [2025-03-08 20:23:48,951 INFO L130 BoogieDeclarations]: Found specification of procedure PageDirty [2025-03-08 20:23:48,951 INFO L138 BoogieDeclarations]: Found implementation of procedure PageDirty [2025-03-08 20:23:48,951 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2025-03-08 20:23:48,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2025-03-08 20:23:48,952 INFO L130 BoogieDeclarations]: Found specification of procedure is_writable [2025-03-08 20:23:48,952 INFO L138 BoogieDeclarations]: Found implementation of procedure is_writable [2025-03-08 20:23:48,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-08 20:23:48,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-08 20:23:48,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-08 20:23:48,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-08 20:23:48,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-08 20:23:48,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-08 20:23:48,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-08 20:23:48,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-08 20:23:48,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-08 20:23:48,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-03-08 20:23:48,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-03-08 20:23:48,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-03-08 20:23:48,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-03-08 20:23:48,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-03-08 20:23:48,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-03-08 20:23:48,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-03-08 20:23:48,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-03-08 20:23:48,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-03-08 20:23:48,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-03-08 20:23:48,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2025-03-08 20:23:48,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2025-03-08 20:23:48,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2025-03-08 20:23:48,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2025-03-08 20:23:48,952 INFO L130 BoogieDeclarations]: Found specification of procedure normalize [2025-03-08 20:23:48,952 INFO L138 BoogieDeclarations]: Found implementation of procedure normalize [2025-03-08 20:23:48,952 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2025-03-08 20:23:48,952 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2025-03-08 20:23:48,952 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-08 20:23:48,952 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-08 20:23:48,952 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-08 20:23:48,952 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-08 20:23:48,952 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-08 20:23:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-08 20:23:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-08 20:23:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-08 20:23:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-08 20:23:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-08 20:23:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-08 20:23:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-03-08 20:23:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-03-08 20:23:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-03-08 20:23:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-03-08 20:23:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-03-08 20:23:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-03-08 20:23:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-03-08 20:23:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-03-08 20:23:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-03-08 20:23:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2025-03-08 20:23:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_80 [2025-03-08 20:23:48,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_80 [2025-03-08 20:23:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure nfs4blocklayout_net_exit [2025-03-08 20:23:48,955 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs4blocklayout_net_exit [2025-03-08 20:23:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-03-08 20:23:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-03-08 20:23:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-03-08 20:23:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-03-08 20:23:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-03-08 20:23:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-03-08 20:23:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2025-03-08 20:23:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2025-03-08 20:23:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2025-03-08 20:23:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2025-03-08 20:23:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2025-03-08 20:23:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2025-03-08 20:23:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2025-03-08 20:23:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2025-03-08 20:23:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2025-03-08 20:23:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2025-03-08 20:23:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2025-03-08 20:23:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2025-03-08 20:23:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2025-03-08 20:23:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2025-03-08 20:23:48,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2025-03-08 20:23:48,956 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-03-08 20:23:48,956 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-03-08 20:23:48,956 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-03-08 20:23:48,956 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-03-08 20:23:48,956 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-03-08 20:23:48,956 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-03-08 20:23:48,956 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2025-03-08 20:23:48,956 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2025-03-08 20:23:48,956 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2025-03-08 20:23:48,956 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2025-03-08 20:23:48,956 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2025-03-08 20:23:48,956 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2025-03-08 20:23:48,956 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2025-03-08 20:23:48,956 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2025-03-08 20:23:48,956 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2025-03-08 20:23:48,956 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2025-03-08 20:23:48,956 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2025-03-08 20:23:48,956 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2025-03-08 20:23:48,956 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2025-03-08 20:23:48,956 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2025-03-08 20:23:48,956 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2025-03-08 20:23:48,956 INFO L130 BoogieDeclarations]: Found specification of procedure rpc_get_sb_net [2025-03-08 20:23:48,956 INFO L138 BoogieDeclarations]: Found implementation of procedure rpc_get_sb_net [2025-03-08 20:23:48,956 INFO L130 BoogieDeclarations]: Found specification of procedure extents_consistent [2025-03-08 20:23:48,956 INFO L138 BoogieDeclarations]: Found implementation of procedure extents_consistent [2025-03-08 20:23:48,956 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2025-03-08 20:23:48,956 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2025-03-08 20:23:48,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rpc_pipefs_notifier_unregister [2025-03-08 20:23:48,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rpc_pipefs_notifier_unregister [2025-03-08 20:23:48,956 INFO L130 BoogieDeclarations]: Found specification of procedure bl_submit_bio [2025-03-08 20:23:48,958 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_submit_bio [2025-03-08 20:23:48,958 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2025-03-08 20:23:48,958 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2025-03-08 20:23:48,958 INFO L130 BoogieDeclarations]: Found specification of procedure rpc_queue_upcall [2025-03-08 20:23:48,958 INFO L138 BoogieDeclarations]: Found implementation of procedure rpc_queue_upcall [2025-03-08 20:23:48,958 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2025-03-08 20:23:48,958 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2025-03-08 20:23:48,958 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2025-03-08 20:23:48,959 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure bl_put_extent [2025-03-08 20:23:48,959 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_put_extent [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2025-03-08 20:23:48,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2025-03-08 20:23:48,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2025-03-08 20:23:48,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2025-03-08 20:23:48,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2025-03-08 20:23:48,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure xdr_inline_decode [2025-03-08 20:23:48,959 INFO L138 BoogieDeclarations]: Found implementation of procedure xdr_inline_decode [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2025-03-08 20:23:48,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure clean_pnfs_block_layoutupdate [2025-03-08 20:23:48,959 INFO L138 BoogieDeclarations]: Found implementation of procedure clean_pnfs_block_layoutupdate [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2025-03-08 20:23:48,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure bl_alloc_lseg [2025-03-08 20:23:48,959 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_alloc_lseg [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-03-08 20:23:48,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure lock_page [2025-03-08 20:23:48,959 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_page [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure end_page_writeback [2025-03-08 20:23:48,959 INFO L138 BoogieDeclarations]: Found implementation of procedure end_page_writeback [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure print_elist [2025-03-08 20:23:48,959 INFO L138 BoogieDeclarations]: Found implementation of procedure print_elist [2025-03-08 20:23:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2025-03-08 20:23:48,960 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2025-03-08 20:23:48,960 INFO L130 BoogieDeclarations]: Found specification of procedure kmap_atomic [2025-03-08 20:23:48,960 INFO L138 BoogieDeclarations]: Found implementation of procedure kmap_atomic [2025-03-08 20:23:48,960 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2025-03-08 20:23:48,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2025-03-08 20:23:48,960 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-03-08 20:23:48,960 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-03-08 20:23:48,960 INFO L130 BoogieDeclarations]: Found specification of procedure bl_cleanup_layoutcommit [2025-03-08 20:23:48,960 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_cleanup_layoutcommit [2025-03-08 20:23:48,963 INFO L130 BoogieDeclarations]: Found specification of procedure PageLocked [2025-03-08 20:23:48,963 INFO L138 BoogieDeclarations]: Found implementation of procedure PageLocked [2025-03-08 20:23:48,963 INFO L130 BoogieDeclarations]: Found specification of procedure pnfs_generic_pg_test [2025-03-08 20:23:48,963 INFO L138 BoogieDeclarations]: Found implementation of procedure pnfs_generic_pg_test [2025-03-08 20:23:48,963 INFO L130 BoogieDeclarations]: Found specification of procedure rpc_destroy_pipe_data [2025-03-08 20:23:48,963 INFO L138 BoogieDeclarations]: Found implementation of procedure rpc_destroy_pipe_data [2025-03-08 20:23:48,963 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_parallel [2025-03-08 20:23:48,963 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_parallel [2025-03-08 20:23:48,963 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2025-03-08 20:23:48,963 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2025-03-08 20:23:48,963 INFO L130 BoogieDeclarations]: Found specification of procedure bl_is_sector_init [2025-03-08 20:23:48,963 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_is_sector_init [2025-03-08 20:23:48,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 20:23:48,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 20:23:48,963 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2025-03-08 20:23:48,963 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2025-03-08 20:23:48,963 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2025-03-08 20:23:48,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2025-03-08 20:23:48,963 INFO L130 BoogieDeclarations]: Found specification of procedure unlock_page [2025-03-08 20:23:48,963 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock_page [2025-03-08 20:23:48,963 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2025-03-08 20:23:48,964 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2025-03-08 20:23:48,964 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure bl_clear_layoutdriver [2025-03-08 20:23:48,964 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_clear_layoutdriver [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2025-03-08 20:23:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-03-08 20:23:48,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-03-08 20:23:48,967 INFO L130 BoogieDeclarations]: Found specification of procedure bl_pipe_destroy_msg [2025-03-08 20:23:48,968 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_pipe_destroy_msg [2025-03-08 20:23:48,968 INFO L130 BoogieDeclarations]: Found specification of procedure bl_read_pagelist [2025-03-08 20:23:48,968 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_read_pagelist [2025-03-08 20:23:48,968 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2025-03-08 20:23:48,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2025-03-08 20:23:48,968 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2025-03-08 20:23:48,968 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2025-03-08 20:23:48,968 INFO L130 BoogieDeclarations]: Found specification of procedure print_bl_extent [2025-03-08 20:23:48,968 INFO L138 BoogieDeclarations]: Found implementation of procedure print_bl_extent [2025-03-08 20:23:48,968 INFO L130 BoogieDeclarations]: Found specification of procedure bl_end_io_read [2025-03-08 20:23:48,968 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_end_io_read [2025-03-08 20:23:48,968 INFO L130 BoogieDeclarations]: Found specification of procedure __be32_to_cpup [2025-03-08 20:23:48,968 INFO L138 BoogieDeclarations]: Found implementation of procedure __be32_to_cpup [2025-03-08 20:23:48,968 INFO L130 BoogieDeclarations]: Found specification of procedure xdr_encode_hyper [2025-03-08 20:23:48,968 INFO L138 BoogieDeclarations]: Found implementation of procedure xdr_encode_hyper [2025-03-08 20:23:48,968 INFO L130 BoogieDeclarations]: Found specification of procedure bl_write_cleanup [2025-03-08 20:23:48,968 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_write_cleanup [2025-03-08 20:23:48,968 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2025-03-08 20:23:48,968 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2025-03-08 20:23:48,968 INFO L130 BoogieDeclarations]: Found specification of procedure bl_mark_sectors_init [2025-03-08 20:23:48,968 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_mark_sectors_init [2025-03-08 20:23:48,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-03-08 20:23:48,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-03-08 20:23:48,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-03-08 20:23:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-03-08 20:23:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-03-08 20:23:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-03-08 20:23:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-03-08 20:23:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-03-08 20:23:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2025-03-08 20:23:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2025-03-08 20:23:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2025-03-08 20:23:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2025-03-08 20:23:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2025-03-08 20:23:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2025-03-08 20:23:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2025-03-08 20:23:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2025-03-08 20:23:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2025-03-08 20:23:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2025-03-08 20:23:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2025-03-08 20:23:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2025-03-08 20:23:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2025-03-08 20:23:48,969 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-03-08 20:23:48,969 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-03-08 20:23:48,969 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-03-08 20:23:48,969 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-03-08 20:23:48,969 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-03-08 20:23:48,969 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-03-08 20:23:48,969 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-03-08 20:23:48,969 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-03-08 20:23:48,969 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2025-03-08 20:23:48,969 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2025-03-08 20:23:48,969 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2025-03-08 20:23:48,969 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2025-03-08 20:23:48,969 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2025-03-08 20:23:48,969 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2025-03-08 20:23:48,969 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2025-03-08 20:23:48,969 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2025-03-08 20:23:48,969 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2025-03-08 20:23:48,969 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2025-03-08 20:23:48,969 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2025-03-08 20:23:48,969 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2025-03-08 20:23:48,969 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2025-03-08 20:23:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure free_blk_mountid [2025-03-08 20:23:48,969 INFO L138 BoogieDeclarations]: Found implementation of procedure free_blk_mountid [2025-03-08 20:23:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2025-03-08 20:23:48,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2025-03-08 20:23:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure is_range_written [2025-03-08 20:23:48,969 INFO L138 BoogieDeclarations]: Found implementation of procedure is_range_written [2025-03-08 20:23:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2025-03-08 20:23:48,969 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2025-03-08 20:23:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-08 20:23:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2025-03-08 20:23:48,969 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2025-03-08 20:23:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure list_replace [2025-03-08 20:23:48,969 INFO L138 BoogieDeclarations]: Found implementation of procedure list_replace [2025-03-08 20:23:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2025-03-08 20:23:48,969 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2025-03-08 20:23:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-08 20:23:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-08 20:23:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-08 20:23:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-08 20:23:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-08 20:23:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-08 20:23:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-08 20:23:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-08 20:23:48,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-08 20:23:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-03-08 20:23:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-03-08 20:23:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-03-08 20:23:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-03-08 20:23:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-03-08 20:23:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-03-08 20:23:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-03-08 20:23:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-03-08 20:23:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-03-08 20:23:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2025-03-08 20:23:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2025-03-08 20:23:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2025-03-08 20:23:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2025-03-08 20:23:48,971 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2025-03-08 20:23:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2025-03-08 20:23:48,971 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2025-03-08 20:23:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure is_aligned_req [2025-03-08 20:23:48,971 INFO L138 BoogieDeclarations]: Found implementation of procedure is_aligned_req [2025-03-08 20:23:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2025-03-08 20:23:48,971 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2025-03-08 20:23:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure _prep_new_extent [2025-03-08 20:23:48,971 INFO L138 BoogieDeclarations]: Found implementation of procedure _prep_new_extent [2025-03-08 20:23:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure bio_put [2025-03-08 20:23:48,971 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_put [2025-03-08 20:23:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-03-08 20:23:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-03-08 20:23:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-03-08 20:23:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-03-08 20:23:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-03-08 20:23:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-03-08 20:23:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-03-08 20:23:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-03-08 20:23:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-03-08 20:23:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2025-03-08 20:23:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2025-03-08 20:23:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2025-03-08 20:23:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2025-03-08 20:23:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2025-03-08 20:23:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2025-03-08 20:23:48,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2025-03-08 20:23:48,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2025-03-08 20:23:48,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2025-03-08 20:23:48,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2025-03-08 20:23:48,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2025-03-08 20:23:48,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2025-03-08 20:23:48,972 INFO L130 BoogieDeclarations]: Found specification of procedure print_short_extent [2025-03-08 20:23:48,972 INFO L138 BoogieDeclarations]: Found implementation of procedure print_short_extent [2025-03-08 20:23:48,972 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-03-08 20:23:48,972 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-03-08 20:23:48,972 INFO L130 BoogieDeclarations]: Found specification of procedure NFS_I [2025-03-08 20:23:48,972 INFO L138 BoogieDeclarations]: Found implementation of procedure NFS_I [2025-03-08 20:23:48,972 INFO L130 BoogieDeclarations]: Found specification of procedure xdr_reserve_space [2025-03-08 20:23:48,972 INFO L138 BoogieDeclarations]: Found implementation of procedure xdr_reserve_space [2025-03-08 20:23:48,972 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2025-03-08 20:23:48,972 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2025-03-08 20:23:48,972 INFO L130 BoogieDeclarations]: Found specification of procedure rpc_pipefs_notifier_unregister [2025-03-08 20:23:48,972 INFO L138 BoogieDeclarations]: Found implementation of procedure rpc_pipefs_notifier_unregister [2025-03-08 20:23:48,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_im_lock_of_pnfs_inval_markings [2025-03-08 20:23:48,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_im_lock_of_pnfs_inval_markings [2025-03-08 20:23:48,972 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2025-03-08 20:23:48,972 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2025-03-08 20:23:48,972 INFO L130 BoogieDeclarations]: Found specification of procedure bl_push_one_short_extent [2025-03-08 20:23:48,972 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_push_one_short_extent [2025-03-08 20:23:48,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2025-03-08 20:23:48,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2025-03-08 20:23:48,972 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2025-03-08 20:23:48,972 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2025-03-08 20:23:48,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2025-03-08 20:23:48,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2025-03-08 20:23:48,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_81 [2025-03-08 20:23:48,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_81 [2025-03-08 20:23:48,972 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2025-03-08 20:23:48,972 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2025-03-08 20:23:48,972 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2025-03-08 20:23:48,972 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2025-03-08 20:23:48,972 INFO L130 BoogieDeclarations]: Found specification of procedure _set_range [2025-03-08 20:23:48,972 INFO L138 BoogieDeclarations]: Found implementation of procedure _set_range [2025-03-08 20:23:48,972 INFO L130 BoogieDeclarations]: Found specification of procedure bl_encode_layoutcommit [2025-03-08 20:23:48,972 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_encode_layoutcommit [2025-03-08 20:23:48,972 INFO L130 BoogieDeclarations]: Found specification of procedure mark_extents_written [2025-03-08 20:23:48,972 INFO L138 BoogieDeclarations]: Found implementation of procedure mark_extents_written [2025-03-08 20:23:48,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_79 [2025-03-08 20:23:48,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_79 [2025-03-08 20:23:48,973 INFO L130 BoogieDeclarations]: Found specification of procedure _add_entry [2025-03-08 20:23:48,973 INFO L138 BoogieDeclarations]: Found implementation of procedure _add_entry [2025-03-08 20:23:48,973 INFO L130 BoogieDeclarations]: Found specification of procedure _front_merge [2025-03-08 20:23:48,973 INFO L138 BoogieDeclarations]: Found implementation of procedure _front_merge [2025-03-08 20:23:48,973 INFO L130 BoogieDeclarations]: Found specification of procedure do_add_page_to_bio [2025-03-08 20:23:48,973 INFO L138 BoogieDeclarations]: Found implementation of procedure do_add_page_to_bio [2025-03-08 20:23:48,973 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2025-03-08 20:23:48,973 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2025-03-08 20:23:48,973 INFO L130 BoogieDeclarations]: Found specification of procedure net_generic [2025-03-08 20:23:48,973 INFO L138 BoogieDeclarations]: Found implementation of procedure net_generic [2025-03-08 20:23:48,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_79 [2025-03-08 20:23:48,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_79 [2025-03-08 20:23:48,973 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2025-03-08 20:23:48,973 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2025-03-08 20:23:48,973 INFO L130 BoogieDeclarations]: Found specification of procedure bl_find_get_extent [2025-03-08 20:23:48,973 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_find_get_extent [2025-03-08 20:23:48,973 INFO L130 BoogieDeclarations]: Found specification of procedure bl_free_lseg [2025-03-08 20:23:48,973 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_free_lseg [2025-03-08 20:23:48,973 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2025-03-08 20:23:48,973 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2025-03-08 20:23:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-08 20:23:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-08 20:23:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-08 20:23:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-08 20:23:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-08 20:23:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-08 20:23:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-08 20:23:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-08 20:23:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-08 20:23:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-08 20:23:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-08 20:23:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-03-08 20:23:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-03-08 20:23:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-03-08 20:23:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-03-08 20:23:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-03-08 20:23:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-03-08 20:23:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-03-08 20:23:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-03-08 20:23:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-03-08 20:23:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2025-03-08 20:23:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2025-03-08 20:23:48,974 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2025-03-08 20:23:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure nfs4blocklayout_register_sb [2025-03-08 20:23:48,974 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs4blocklayout_register_sb [2025-03-08 20:23:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-03-08 20:23:48,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-03-08 20:23:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure SetPageUptodate [2025-03-08 20:23:48,974 INFO L138 BoogieDeclarations]: Found implementation of procedure SetPageUptodate [2025-03-08 20:23:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_im_lock_of_pnfs_inval_markings [2025-03-08 20:23:48,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_im_lock_of_pnfs_inval_markings [2025-03-08 20:23:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_82 [2025-03-08 20:23:48,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_82 [2025-03-08 20:23:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure zero_user_segment [2025-03-08 20:23:48,974 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_user_segment [2025-03-08 20:23:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_80 [2025-03-08 20:23:48,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_80 [2025-03-08 20:23:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_nfs4blocklayout_exit_7_2 [2025-03-08 20:23:48,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_nfs4blocklayout_exit_7_2 [2025-03-08 20:23:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure decode_sector_number [2025-03-08 20:23:48,974 INFO L138 BoogieDeclarations]: Found implementation of procedure decode_sector_number [2025-03-08 20:23:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure bl_read_partial_page_sync [2025-03-08 20:23:48,974 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_read_partial_page_sync [2025-03-08 20:23:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure put_parallel [2025-03-08 20:23:48,974 INFO L138 BoogieDeclarations]: Found implementation of procedure put_parallel [2025-03-08 20:23:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2025-03-08 20:23:48,974 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2025-03-08 20:23:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure pnfs_generic_pg_init_read [2025-03-08 20:23:48,974 INFO L138 BoogieDeclarations]: Found implementation of procedure pnfs_generic_pg_init_read [2025-03-08 20:23:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure bl_end_io_write [2025-03-08 20:23:48,974 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_end_io_write [2025-03-08 20:23:48,979 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2025-03-08 20:23:48,980 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2025-03-08 20:23:48,980 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2025-03-08 20:23:48,980 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2025-03-08 20:23:48,980 INFO L130 BoogieDeclarations]: Found specification of procedure PageUptodate [2025-03-08 20:23:48,980 INFO L138 BoogieDeclarations]: Found implementation of procedure PageUptodate [2025-03-08 20:23:48,980 INFO L130 BoogieDeclarations]: Found specification of procedure bio_add_page [2025-03-08 20:23:48,980 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_add_page [2025-03-08 20:23:48,980 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2025-03-08 20:23:48,980 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2025-03-08 20:23:48,980 INFO L130 BoogieDeclarations]: Found specification of procedure release_extents [2025-03-08 20:23:48,980 INFO L138 BoogieDeclarations]: Found implementation of procedure release_extents [2025-03-08 20:23:48,980 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2025-03-08 20:23:48,980 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2025-03-08 20:23:48,980 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_acquire [2025-03-08 20:23:48,980 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_acquire [2025-03-08 20:23:48,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2025-03-08 20:23:48,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2025-03-08 20:23:48,980 INFO L130 BoogieDeclarations]: Found specification of procedure bl_do_readpage_sync [2025-03-08 20:23:48,980 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_do_readpage_sync [2025-03-08 20:23:48,980 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2025-03-08 20:23:48,980 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2025-03-08 20:23:48,981 INFO L130 BoogieDeclarations]: Found specification of procedure bl_set_layoutdriver [2025-03-08 20:23:48,981 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_set_layoutdriver [2025-03-08 20:23:48,981 INFO L130 BoogieDeclarations]: Found specification of procedure bl_end_io_write_zero [2025-03-08 20:23:48,981 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_end_io_write_zero [2025-03-08 20:23:48,981 INFO L130 BoogieDeclarations]: Found specification of procedure normalize_up [2025-03-08 20:23:48,981 INFO L138 BoogieDeclarations]: Found implementation of procedure normalize_up [2025-03-08 20:23:48,981 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2025-03-08 20:23:48,981 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2025-03-08 20:23:48,981 INFO L130 BoogieDeclarations]: Found specification of procedure __kunmap_atomic [2025-03-08 20:23:48,981 INFO L138 BoogieDeclarations]: Found implementation of procedure __kunmap_atomic [2025-03-08 20:23:48,981 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2025-03-08 20:23:48,981 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2025-03-08 20:23:48,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 20:23:48,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-08 20:23:48,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-08 20:23:48,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-08 20:23:48,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-08 20:23:48,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-08 20:23:48,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-08 20:23:48,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-08 20:23:48,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-08 20:23:48,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-08 20:23:48,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-08 20:23:48,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-03-08 20:23:48,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-03-08 20:23:48,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-03-08 20:23:48,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-03-08 20:23:48,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-03-08 20:23:48,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-03-08 20:23:48,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-03-08 20:23:48,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-03-08 20:23:48,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-03-08 20:23:48,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2025-03-08 20:23:48,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2025-03-08 20:23:48,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2025-03-08 20:23:48,981 INFO L130 BoogieDeclarations]: Found specification of procedure pnfs_set_lo_fail [2025-03-08 20:23:48,981 INFO L138 BoogieDeclarations]: Found implementation of procedure pnfs_set_lo_fail [2025-03-08 20:23:48,981 INFO L130 BoogieDeclarations]: Found specification of procedure set_to_rw [2025-03-08 20:23:48,981 INFO L138 BoogieDeclarations]: Found implementation of procedure set_to_rw [2025-03-08 20:23:49,882 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 20:23:49,887 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 20:23:49,939 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8438: havoc #t~mem83; [2025-03-08 20:23:50,101 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L19527: havoc #t~nondet1669; [2025-03-08 20:23:50,529 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L19496: havoc alloc_page_buffers_#t~ret1662#1.base, alloc_page_buffers_#t~ret1662#1.offset; [2025-03-08 20:23:50,529 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L19536: havoc find_get_page_#t~ret1670#1.base, find_get_page_#t~ret1670#1.offset; [2025-03-08 20:23:50,529 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L19503: havoc bh_submit_read_#t~nondet1664#1; [2025-03-08 20:23:50,529 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L19539: havoc find_or_create_page_#t~ret1671#1.base, find_or_create_page_#t~ret1671#1.offset; [2025-03-08 20:23:50,529 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L19507: havoc bh_uptodate_or_lock_#t~nondet1665#1; [2025-03-08 20:23:50,529 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10160: call ULTIMATE.dealloc(~#cow_read~1#1.base, ~#cow_read~1#1.offset);havoc ~#cow_read~1#1.base, ~#cow_read~1#1.offset; [2025-03-08 20:23:50,529 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L19708: havoc test_set_page_writeback_#t~nondet1694#1; [2025-03-08 20:23:50,542 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L19514: havoc bio_alloc_bioset_#t~ret1667#1.base, bio_alloc_bioset_#t~ret1667#1.offset; [2025-03-08 20:23:50,553 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7813-1: test_and_set_bit_#res#1 := 1; [2025-03-08 20:23:50,573 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L19698: havoc rpc_unlink_#t~nondet1693#1; [2025-03-08 20:23:50,911 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9338: call ULTIMATE.dealloc(bl_end_par_io_read_~#__key~1#1.base, bl_end_par_io_read_~#__key~1#1.offset);havoc bl_end_par_io_read_~#__key~1#1.base, bl_end_par_io_read_~#__key~1#1.offset;call ULTIMATE.dealloc(bl_end_par_io_read_~#__constr_expr_0~0#1.base, bl_end_par_io_read_~#__constr_expr_0~0#1.offset);havoc bl_end_par_io_read_~#__constr_expr_0~0#1.base, bl_end_par_io_read_~#__constr_expr_0~0#1.offset; [2025-03-08 20:23:50,911 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9727: call ULTIMATE.dealloc(bl_end_par_io_write_~#__key~2#1.base, bl_end_par_io_write_~#__key~2#1.offset);havoc bl_end_par_io_write_~#__key~2#1.base, bl_end_par_io_write_~#__key~2#1.offset;call ULTIMATE.dealloc(bl_end_par_io_write_~#__constr_expr_0~1#1.base, bl_end_par_io_write_~#__constr_expr_0~1#1.offset);havoc bl_end_par_io_write_~#__constr_expr_0~1#1.base, bl_end_par_io_write_~#__constr_expr_0~1#1.offset; [2025-03-08 20:23:50,915 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8758: havoc NFS_SB_#t~mem155#1.base, NFS_SB_#t~mem155#1.offset; [2025-03-08 20:23:51,118 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L19499: havoc alloc_pages_current_#t~ret1663#1.base, alloc_pages_current_#t~ret1663#1.offset; [2025-03-08 20:23:51,262 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L19478: havoc #t~nondet1661; [2025-03-08 20:23:51,292 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10742: call ULTIMATE.dealloc(~#__key~3#1.base, ~#__key~3#1.offset);havoc ~#__key~3#1.base, ~#__key~3#1.offset; [2025-03-08 20:23:51,293 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8868: call ULTIMATE.dealloc(BL_INIT_INVAL_MARKS_~#__key~0#1.base, BL_INIT_INVAL_MARKS_~#__key~0#1.offset);havoc BL_INIT_INVAL_MARKS_~#__key~0#1.base, BL_INIT_INVAL_MARKS_~#__key~0#1.offset; [2025-03-08 20:23:51,301 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9066: havoc #t~mem235;havoc #t~mem236;havoc #t~short237; [2025-03-08 20:23:51,335 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L19670: havoc #t~ret1687.base, #t~ret1687.offset; [2025-03-08 20:23:51,350 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L14793: havoc #t~mem1072;havoc #t~mem1073;havoc #t~mem1074;havoc #t~mem1075;havoc #t~mem1076;havoc #t~mem1077;havoc #t~mem1078;havoc #t~mem1079.base, #t~mem1079.offset;havoc #t~mem1080.base, #t~mem1080.offset;havoc #t~short1081;havoc #t~short1082;havoc #t~short1083; [2025-03-08 20:23:51,352 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L19650: havoc #t~nondet1683; [2025-03-08 20:23:51,371 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L19694: havoc #t~nondet1692; [2025-03-08 20:23:51,477 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L19733: havoc #t~ret1697.base, #t~ret1697.offset; [2025-03-08 20:23:51,808 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L16254: call ULTIMATE.dealloc(nfs4_blk_process_layoutget_~#stream~0#1.base, nfs4_blk_process_layoutget_~#stream~0#1.offset);havoc nfs4_blk_process_layoutget_~#stream~0#1.base, nfs4_blk_process_layoutget_~#stream~0#1.offset;call ULTIMATE.dealloc(nfs4_blk_process_layoutget_~#buf~0#1.base, nfs4_blk_process_layoutget_~#buf~0#1.offset);havoc nfs4_blk_process_layoutget_~#buf~0#1.base, nfs4_blk_process_layoutget_~#buf~0#1.offset;call ULTIMATE.dealloc(nfs4_blk_process_layoutget_~#p~2#1.base, nfs4_blk_process_layoutget_~#p~2#1.offset);havoc nfs4_blk_process_layoutget_~#p~2#1.base, nfs4_blk_process_layoutget_~#p~2#1.offset;call ULTIMATE.dealloc(nfs4_blk_process_layoutget_~#lv~0#1.base, nfs4_blk_process_layoutget_~#lv~0#1.offset);havoc nfs4_blk_process_layoutget_~#lv~0#1.base, nfs4_blk_process_layoutget_~#lv~0#1.offset;call ULTIMATE.dealloc(nfs4_blk_process_layoutget_~#extents~0#1.base, nfs4_blk_process_layoutget_~#extents~0#1.offset);havoc nfs4_blk_process_layoutget_~#extents~0#1.base, nfs4_blk_process_layoutget_~#extents~0#1.offset; [2025-03-08 20:23:51,893 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L19611: havoc #t~nondet1677; [2025-03-08 20:23:51,939 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13941: havoc _find_entry_#t~mem859#1; [2025-03-08 20:23:54,620 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L19591: havoc nfs_dreq_bytes_left_#t~nondet1675#1; [2025-03-08 20:23:54,621 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L19658: havoc register_pernet_subsys_#t~nondet1685#1; [2025-03-08 20:23:54,621 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint main_returnLabel#1: #t~ret1701#1 := main_#res#1;havoc main_#t~ret804#1, main_~tmp~72#1;assume { :end_inline_main } true; [2025-03-08 20:23:54,621 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L19673: havoc rpc_mkpipe_data_#t~ret1688#1.base, rpc_mkpipe_data_#t~ret1688#1.offset; [2025-03-08 20:23:54,621 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L19607: havoc pnfs_generic_pg_readpages_#t~nondet1676#1; [2025-03-08 20:23:54,621 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L19680: havoc rpc_pipe_generic_upcall_#t~nondet1690#1; [2025-03-08 20:23:54,621 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L19615: havoc pnfs_generic_pg_writepages_#t~nondet1678#1; [2025-03-08 20:23:54,621 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L19684: havoc rpc_pipefs_notifier_register_#t~nondet1691#1; [2025-03-08 20:23:54,621 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L19625: havoc pnfs_register_layoutdriver_#t~nondet1679#1; [2025-03-08 20:23:54,622 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11572: call ULTIMATE.dealloc(nfs4blocklayout_net_init_~#__key~5#1.base, nfs4blocklayout_net_init_~#__key~5#1.offset);havoc nfs4blocklayout_net_init_~#__key~5#1.base, nfs4blocklayout_net_init_~#__key~5#1.offset; [2025-03-08 20:23:54,622 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13698-1: ldv_rpc_pipefs_notifier_register_83_#res#1 := ldv_rpc_pipefs_notifier_register_83_~ldv_func_res~0#1; [2025-03-08 20:23:54,622 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L19712: havoc try_module_get_#t~nondet1695#1; [2025-03-08 20:23:54,622 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L19646: havoc radix_tree_next_hole_#t~nondet1682#1; [2025-03-08 20:23:54,622 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-03-08 20:23:54,622 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12714-1: ldv_rpc_pipefs_notifier_register_#res#1 := ldv_rpc_pipefs_notifier_register_~arg0#1; [2025-03-08 20:23:54,983 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7899-1: atomic_sub_and_test_#res#1 := 1; [2025-03-08 20:23:55,047 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-03-08 20:23:55,194 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9363: call ULTIMATE.dealloc(~#cow_read~0#1.base, ~#cow_read~0#1.offset);havoc ~#cow_read~0#1.base, ~#cow_read~0#1.offset; [2025-03-08 20:23:55,270 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13784: havoc #t~mem840; [2025-03-08 20:23:55,538 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L16820: call ULTIMATE.dealloc(dev_remove_~#bl_pipe_msg~2#1.base, dev_remove_~#bl_pipe_msg~2#1.offset);havoc dev_remove_~#bl_pipe_msg~2#1.base, dev_remove_~#bl_pipe_msg~2#1.offset;call ULTIMATE.dealloc(dev_remove_~#bl_umount_request~0#1.base, dev_remove_~#bl_umount_request~0#1.offset);havoc dev_remove_~#bl_umount_request~0#1.base, dev_remove_~#bl_umount_request~0#1.offset;call ULTIMATE.dealloc(dev_remove_~#bl_msg~1#1.base, dev_remove_~#bl_msg~1#1.offset);havoc dev_remove_~#bl_msg~1#1.base, dev_remove_~#bl_msg~1#1.offset;call ULTIMATE.dealloc(dev_remove_~#wq~1#1.base, dev_remove_~#wq~1#1.offset);havoc dev_remove_~#wq~1#1.base, dev_remove_~#wq~1#1.offset; [2025-03-08 20:23:55,590 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8731: havoc #t~ret151.base, #t~ret151.offset; [2025-03-08 20:23:55,621 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11241: havoc #t~mem673;havoc #t~bitwise674;havoc #t~mem675;havoc #t~bitwise676;havoc #t~short677; [2025-03-08 20:23:55,683 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L19635: havoc #t~nondet1680; [2025-03-08 20:23:55,686 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L19736: havoc #t~ret1698.base, #t~ret1698.offset; [2025-03-08 20:23:55,717 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7798: havoc #t~mem5.base, #t~mem5.offset; [2025-03-08 20:23:55,799 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L19727: havoc xdr_encode_opaque_fixed_#t~ret1696#1.base, xdr_encode_opaque_fixed_#t~ret1696#1.offset; [2025-03-08 20:23:59,986 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7829: havoc #t~mem7;havoc #t~bitwise8; [2025-03-08 20:24:00,016 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L19654: havoc rcu_lockdep_current_cpu_online_#t~nondet1684#1; [2025-03-08 20:24:00,017 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L19564: havoc lock_is_held_#t~nondet1672#1; [2025-03-08 20:24:00,135 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L19676: havoc rpc_mkpipe_dentry_#t~ret1689#1.base, rpc_mkpipe_dentry_#t~ret1689#1.offset; [2025-03-08 20:24:00,135 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L19664: havoc rpc_d_lookup_sb_#t~ret1686#1.base, rpc_d_lookup_sb_#t~ret1686#1.offset; [2025-03-08 20:24:00,178 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L15784: call ULTIMATE.dealloc(~#s~1#1.base, ~#s~1#1.offset);havoc ~#s~1#1.base, ~#s~1#1.offset; [2025-03-08 20:24:00,223 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L19511: havoc #t~nondet1666; [2025-03-08 20:24:00,291 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L19642: havoc queue_work_on_#t~nondet1681#1; [2025-03-08 20:24:00,546 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11075: call ULTIMATE.dealloc(~#block_disklist~0#1.base, ~#block_disklist~0#1.offset);havoc ~#block_disklist~0#1.base, ~#block_disklist~0#1.offset;call ULTIMATE.dealloc(~#__key~4#1.base, ~#__key~4#1.offset);havoc ~#__key~4#1.base, ~#__key~4#1.offset; [2025-03-08 20:24:00,547 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L19583: havoc nfs4_proc_getdeviceinfo_#t~nondet1673#1; [2025-03-08 20:24:00,547 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L15868: call ULTIMATE.dealloc(nfs4_blk_decode_device_~#bl_pipe_msg~1#1.base, nfs4_blk_decode_device_~#bl_pipe_msg~1#1.offset);havoc nfs4_blk_decode_device_~#bl_pipe_msg~1#1.base, nfs4_blk_decode_device_~#bl_pipe_msg~1#1.offset;call ULTIMATE.dealloc(nfs4_blk_decode_device_~#bl_msg~0#1.base, nfs4_blk_decode_device_~#bl_msg~0#1.offset);havoc nfs4_blk_decode_device_~#bl_msg~0#1.base, nfs4_blk_decode_device_~#bl_msg~0#1.offset;call ULTIMATE.dealloc(nfs4_blk_decode_device_~#wq~0#1.base, nfs4_blk_decode_device_~#wq~0#1.offset);havoc nfs4_blk_decode_device_~#wq~0#1.base, nfs4_blk_decode_device_~#wq~0#1.offset; [2025-03-08 20:24:00,547 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L19520: havoc blkdev_get_by_dev_#t~ret1668#1.base, blkdev_get_by_dev_#t~ret1668#1.offset; [2025-03-08 20:24:00,547 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L19587: havoc nfs4_proc_getdevicelist_#t~nondet1674#1; [2025-03-08 20:24:00,682 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L15299: call ULTIMATE.dealloc(~#children~0#1.base, ~#children~0#1.offset);havoc ~#children~0#1.base, ~#children~0#1.offset; [2025-03-08 20:24:02,209 INFO L? ?]: Removed 3586 outVars from TransFormulas that were not future-live. [2025-03-08 20:24:02,209 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 20:24:02,312 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 20:24:02,312 INFO L336 CfgBuilder]: Removed 2 assume(true) statements. [2025-03-08 20:24:02,312 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 08:24:02 BoogieIcfgContainer [2025-03-08 20:24:02,312 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 20:24:02,314 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 20:24:02,314 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 20:24:02,317 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 20:24:02,318 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 08:23:42" (1/3) ... [2025-03-08 20:24:02,318 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c9dceb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 08:24:02, skipping insertion in model container [2025-03-08 20:24:02,319 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:23:46" (2/3) ... [2025-03-08 20:24:02,319 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c9dceb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 08:24:02, skipping insertion in model container [2025-03-08 20:24:02,319 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 08:24:02" (3/3) ... [2025-03-08 20:24:02,320 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-nfs-blocklayout-blocklayoutdriver.cil.i [2025-03-08 20:24:02,332 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 20:24:02,334 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-nfs-blocklayout-blocklayoutdriver.cil.i that has 217 procedures, 3879 locations, 1 initial locations, 63 loop locations, and 3 error locations. [2025-03-08 20:24:02,441 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 20:24:02,449 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;@5eba31db, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 20:24:02,450 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2025-03-08 20:24:02,462 INFO L276 IsEmpty]: Start isEmpty. Operand has 3701 states, 2552 states have (on average 1.3483542319749215) internal successors, (3441), 2610 states have internal predecessors, (3441), 970 states have call successors, (970), 177 states have call predecessors, (970), 176 states have return successors, (963), 948 states have call predecessors, (963), 963 states have call successors, (963) [2025-03-08 20:24:02,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2025-03-08 20:24:02,487 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:24:02,488 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 34, 34, 34, 34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:24:02,488 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)] === [2025-03-08 20:24:02,491 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:24:02,492 INFO L85 PathProgramCache]: Analyzing trace with hash 2061591383, now seen corresponding path program 1 times [2025-03-08 20:24:02,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:24:02,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376777548] [2025-03-08 20:24:02,497 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:24:02,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:24:02,730 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 406 statements into 1 equivalence classes. [2025-03-08 20:24:02,936 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 406 of 406 statements. [2025-03-08 20:24:02,941 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:24:02,941 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:24:03,555 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5151 trivial. 0 not checked. [2025-03-08 20:24:03,556 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:24:03,556 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376777548] [2025-03-08 20:24:03,556 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1376777548] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:24:03,556 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:24:03,556 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:24:03,557 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282893726] [2025-03-08 20:24:03,558 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:24:03,560 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:24:03,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:24:03,577 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:24:03,577 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:24:03,585 INFO L87 Difference]: Start difference. First operand has 3701 states, 2552 states have (on average 1.3483542319749215) internal successors, (3441), 2610 states have internal predecessors, (3441), 970 states have call successors, (970), 177 states have call predecessors, (970), 176 states have return successors, (963), 948 states have call predecessors, (963), 963 states have call successors, (963) Second operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2025-03-08 20:24:05,591 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 20:24:06,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:24:06,361 INFO L93 Difference]: Finished difference Result 10695 states and 15876 transitions. [2025-03-08 20:24:06,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 20:24:06,363 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 406 [2025-03-08 20:24:06,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:24:06,416 INFO L225 Difference]: With dead ends: 10695 [2025-03-08 20:24:06,416 INFO L226 Difference]: Without dead ends: 7056 [2025-03-08 20:24:06,446 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 [2025-03-08 20:24:06,449 INFO L435 NwaCegarLoop]: 5119 mSDtfsCounter, 4973 mSDsluCounter, 5005 mSDsCounter, 0 mSdLazyCounter, 294 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4973 SdHoareTripleChecker+Valid, 10124 SdHoareTripleChecker+Invalid, 305 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 294 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2025-03-08 20:24:06,450 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4973 Valid, 10124 Invalid, 305 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 294 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2025-03-08 20:24:06,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7056 states. [2025-03-08 20:24:06,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7056 to 7052. [2025-03-08 20:24:06,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7052 states, 4892 states have (on average 1.3274734260016354) internal successors, (6494), 4993 states have internal predecessors, (6494), 1814 states have call successors, (1814), 344 states have call predecessors, (1814), 343 states have return successors, (1810), 1780 states have call predecessors, (1810), 1810 states have call successors, (1810) [2025-03-08 20:24:07,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7052 states to 7052 states and 10118 transitions. [2025-03-08 20:24:07,062 INFO L78 Accepts]: Start accepts. Automaton has 7052 states and 10118 transitions. Word has length 406 [2025-03-08 20:24:07,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:24:07,068 INFO L471 AbstractCegarLoop]: Abstraction has 7052 states and 10118 transitions. [2025-03-08 20:24:07,068 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2025-03-08 20:24:07,068 INFO L276 IsEmpty]: Start isEmpty. Operand 7052 states and 10118 transitions. [2025-03-08 20:24:07,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2025-03-08 20:24:07,083 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:24:07,084 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 34, 34, 34, 34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:24:07,084 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-08 20:24:07,084 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-03-08 20:24:07,085 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:24:07,085 INFO L85 PathProgramCache]: Analyzing trace with hash -1173266973, now seen corresponding path program 1 times [2025-03-08 20:24:07,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:24:07,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2108189311] [2025-03-08 20:24:07,085 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:24:07,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:24:07,308 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 423 statements into 1 equivalence classes. [2025-03-08 20:24:07,374 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 423 of 423 statements. [2025-03-08 20:24:07,374 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:24:07,374 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:24:07,598 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5151 trivial. 0 not checked. [2025-03-08 20:24:07,598 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:24:07,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2108189311] [2025-03-08 20:24:07,599 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2108189311] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:24:07,599 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:24:07,599 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:24:07,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [806626765] [2025-03-08 20:24:07,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:24:07,600 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:24:07,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:24:07,601 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:24:07,601 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:24:07,602 INFO L87 Difference]: Start difference. First operand 7052 states and 10118 transitions. Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2025-03-08 20:24:08,623 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 20:24:09,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:24:09,378 INFO L93 Difference]: Finished difference Result 17434 states and 24995 transitions. [2025-03-08 20:24:09,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 20:24:09,378 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) Word has length 423 [2025-03-08 20:24:09,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:24:09,449 INFO L225 Difference]: With dead ends: 17434 [2025-03-08 20:24:09,449 INFO L226 Difference]: Without dead ends: 10455 [2025-03-08 20:24:09,485 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 [2025-03-08 20:24:09,486 INFO L435 NwaCegarLoop]: 5104 mSDtfsCounter, 4958 mSDsluCounter, 5024 mSDsCounter, 0 mSdLazyCounter, 316 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4958 SdHoareTripleChecker+Valid, 10128 SdHoareTripleChecker+Invalid, 323 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 316 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2025-03-08 20:24:09,487 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4958 Valid, 10128 Invalid, 323 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 316 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2025-03-08 20:24:09,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10455 states. [2025-03-08 20:24:09,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10455 to 10422. [2025-03-08 20:24:09,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10422 states, 7229 states have (on average 1.3267395213722506) internal successors, (9591), 7379 states have internal predecessors, (9591), 2670 states have call successors, (2670), 521 states have call predecessors, (2670), 520 states have return successors, (2666), 2618 states have call predecessors, (2666), 2666 states have call successors, (2666) [2025-03-08 20:24:09,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10422 states to 10422 states and 14927 transitions. [2025-03-08 20:24:10,001 INFO L78 Accepts]: Start accepts. Automaton has 10422 states and 14927 transitions. Word has length 423 [2025-03-08 20:24:10,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:24:10,004 INFO L471 AbstractCegarLoop]: Abstraction has 10422 states and 14927 transitions. [2025-03-08 20:24:10,004 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2025-03-08 20:24:10,005 INFO L276 IsEmpty]: Start isEmpty. Operand 10422 states and 14927 transitions. [2025-03-08 20:24:10,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2025-03-08 20:24:10,013 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:24:10,014 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 34, 34, 34, 34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:24:10,014 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-08 20:24:10,014 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-03-08 20:24:10,017 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:24:10,017 INFO L85 PathProgramCache]: Analyzing trace with hash 1701024767, now seen corresponding path program 1 times [2025-03-08 20:24:10,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:24:10,017 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [794708479] [2025-03-08 20:24:10,017 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:24:10,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:24:10,279 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 424 statements into 1 equivalence classes. [2025-03-08 20:24:10,370 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 424 of 424 statements. [2025-03-08 20:24:10,370 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:24:10,370 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:24:10,709 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5151 trivial. 0 not checked. [2025-03-08 20:24:10,710 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:24:10,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [794708479] [2025-03-08 20:24:10,710 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [794708479] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:24:10,710 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:24:10,710 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:24:10,710 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955942390] [2025-03-08 20:24:10,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:24:10,711 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:24:10,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:24:10,712 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:24:10,712 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:24:10,712 INFO L87 Difference]: Start difference. First operand 10422 states and 14927 transitions. Second operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2025-03-08 20:24:13,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 20:24:14,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:24:14,172 INFO L93 Difference]: Finished difference Result 21864 states and 31171 transitions. [2025-03-08 20:24:14,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 20:24:14,173 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), 3 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) Word has length 424 [2025-03-08 20:24:14,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:24:14,253 INFO L225 Difference]: With dead ends: 21864 [2025-03-08 20:24:14,253 INFO L226 Difference]: Without dead ends: 11515 [2025-03-08 20:24:14,302 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 [2025-03-08 20:24:14,303 INFO L435 NwaCegarLoop]: 9014 mSDtfsCounter, 4936 mSDsluCounter, 5025 mSDsCounter, 0 mSdLazyCounter, 434 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4936 SdHoareTripleChecker+Valid, 14039 SdHoareTripleChecker+Invalid, 441 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 434 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2025-03-08 20:24:14,303 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4936 Valid, 14039 Invalid, 441 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 434 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2025-03-08 20:24:14,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11515 states. [2025-03-08 20:24:14,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11515 to 11480. [2025-03-08 20:24:14,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11480 states, 7976 states have (on average 1.3180792377131394) internal successors, (10513), 8145 states have internal predecessors, (10513), 2889 states have call successors, (2889), 613 states have call predecessors, (2889), 612 states have return successors, (2885), 2826 states have call predecessors, (2885), 2885 states have call successors, (2885) [2025-03-08 20:24:14,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11480 states to 11480 states and 16287 transitions. [2025-03-08 20:24:14,771 INFO L78 Accepts]: Start accepts. Automaton has 11480 states and 16287 transitions. Word has length 424 [2025-03-08 20:24:14,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:24:14,772 INFO L471 AbstractCegarLoop]: Abstraction has 11480 states and 16287 transitions. [2025-03-08 20:24:14,773 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), 3 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2025-03-08 20:24:14,773 INFO L276 IsEmpty]: Start isEmpty. Operand 11480 states and 16287 transitions. [2025-03-08 20:24:14,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 463 [2025-03-08 20:24:14,779 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:24:14,779 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:24:14,779 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-08 20:24:14,779 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)] === [2025-03-08 20:24:14,781 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:24:14,781 INFO L85 PathProgramCache]: Analyzing trace with hash -496779568, now seen corresponding path program 1 times [2025-03-08 20:24:14,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:24:14,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94368030] [2025-03-08 20:24:14,781 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:24:14,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:24:14,912 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 462 statements into 1 equivalence classes. [2025-03-08 20:24:14,965 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 462 of 462 statements. [2025-03-08 20:24:14,965 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:24:14,965 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:24:15,204 INFO L134 CoverageAnalysis]: Checked inductivity of 5390 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 5376 trivial. 0 not checked. [2025-03-08 20:24:15,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:24:15,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94368030] [2025-03-08 20:24:15,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [94368030] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:24:15,204 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:24:15,204 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:24:15,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437861871] [2025-03-08 20:24:15,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:24:15,205 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:24:15,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:24:15,206 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:24:15,206 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:24:15,206 INFO L87 Difference]: Start difference. First operand 11480 states and 16287 transitions. Second operand has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 3 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2025-03-08 20:24:17,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 20:24:18,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:24:18,176 INFO L93 Difference]: Finished difference Result 32934 states and 46904 transitions. [2025-03-08 20:24:18,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 20:24:18,176 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 3 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) Word has length 462 [2025-03-08 20:24:18,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:24:18,271 INFO L225 Difference]: With dead ends: 32934 [2025-03-08 20:24:18,271 INFO L226 Difference]: Without dead ends: 21916 [2025-03-08 20:24:18,308 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 [2025-03-08 20:24:18,310 INFO L435 NwaCegarLoop]: 9847 mSDtfsCounter, 4887 mSDsluCounter, 5048 mSDsCounter, 0 mSdLazyCounter, 417 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4887 SdHoareTripleChecker+Valid, 14895 SdHoareTripleChecker+Invalid, 426 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 417 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2025-03-08 20:24:18,310 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4887 Valid, 14895 Invalid, 426 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 417 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2025-03-08 20:24:18,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21916 states. [2025-03-08 20:24:19,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21916 to 21912. [2025-03-08 20:24:19,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21912 states, 15252 states have (on average 1.3222528193023866) internal successors, (20167), 15566 states have internal predecessors, (20167), 5513 states have call successors, (5513), 1145 states have call predecessors, (5513), 1144 states have return successors, (5509), 5406 states have call predecessors, (5509), 5509 states have call successors, (5509) [2025-03-08 20:24:19,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21912 states to 21912 states and 31189 transitions. [2025-03-08 20:24:19,368 INFO L78 Accepts]: Start accepts. Automaton has 21912 states and 31189 transitions. Word has length 462 [2025-03-08 20:24:19,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:24:19,369 INFO L471 AbstractCegarLoop]: Abstraction has 21912 states and 31189 transitions. [2025-03-08 20:24:19,370 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 3 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2025-03-08 20:24:19,370 INFO L276 IsEmpty]: Start isEmpty. Operand 21912 states and 31189 transitions. [2025-03-08 20:24:19,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 463 [2025-03-08 20:24:19,376 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:24:19,376 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:24:19,376 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-08 20:24:19,376 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)] === [2025-03-08 20:24:19,377 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:24:19,377 INFO L85 PathProgramCache]: Analyzing trace with hash 196322129, now seen corresponding path program 1 times [2025-03-08 20:24:19,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:24:19,377 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921414219] [2025-03-08 20:24:19,378 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:24:19,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:24:19,503 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 462 statements into 1 equivalence classes. [2025-03-08 20:24:19,541 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 462 of 462 statements. [2025-03-08 20:24:19,542 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:24:19,542 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:24:20,127 INFO L134 CoverageAnalysis]: Checked inductivity of 5390 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5390 trivial. 0 not checked. [2025-03-08 20:24:20,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:24:20,127 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921414219] [2025-03-08 20:24:20,127 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921414219] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:24:20,127 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:24:20,127 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-08 20:24:20,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1350939877] [2025-03-08 20:24:20,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:24:20,128 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 20:24:20,128 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:24:20,129 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 20:24:20,129 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 20:24:20,129 INFO L87 Difference]: Start difference. First operand 21912 states and 31189 transitions. Second operand has 5 states, 5 states have (on average 17.2) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (44), 3 states have call predecessors, (44), 1 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2025-03-08 20:24:21,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:24:21,168 INFO L93 Difference]: Finished difference Result 21918 states and 31194 transitions. [2025-03-08 20:24:21,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-08 20:24:21,169 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (44), 3 states have call predecessors, (44), 1 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) Word has length 462 [2025-03-08 20:24:21,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:24:21,283 INFO L225 Difference]: With dead ends: 21918 [2025-03-08 20:24:21,284 INFO L226 Difference]: Without dead ends: 21916 [2025-03-08 20:24:21,296 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-08 20:24:21,298 INFO L435 NwaCegarLoop]: 5084 mSDtfsCounter, 5108 mSDsluCounter, 10149 mSDsCounter, 0 mSdLazyCounter, 405 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5109 SdHoareTripleChecker+Valid, 15233 SdHoareTripleChecker+Invalid, 405 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 405 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-08 20:24:21,298 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5109 Valid, 15233 Invalid, 405 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 405 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-08 20:24:21,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21916 states. [2025-03-08 20:24:22,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21916 to 21916. [2025-03-08 20:24:22,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21916 states, 15255 states have (on average 1.3221894460832513) internal successors, (20170), 15569 states have internal predecessors, (20170), 5513 states have call successors, (5513), 1146 states have call predecessors, (5513), 1145 states have return successors, (5509), 5406 states have call predecessors, (5509), 5509 states have call successors, (5509) [2025-03-08 20:24:22,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21916 states to 21916 states and 31192 transitions. [2025-03-08 20:24:22,426 INFO L78 Accepts]: Start accepts. Automaton has 21916 states and 31192 transitions. Word has length 462 [2025-03-08 20:24:22,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:24:22,427 INFO L471 AbstractCegarLoop]: Abstraction has 21916 states and 31192 transitions. [2025-03-08 20:24:22,427 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (44), 3 states have call predecessors, (44), 1 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2025-03-08 20:24:22,427 INFO L276 IsEmpty]: Start isEmpty. Operand 21916 states and 31192 transitions. [2025-03-08 20:24:22,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2025-03-08 20:24:22,431 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:24:22,431 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:24:22,432 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-08 20:24:22,432 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)] === [2025-03-08 20:24:22,432 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:24:22,432 INFO L85 PathProgramCache]: Analyzing trace with hash -442258697, now seen corresponding path program 1 times [2025-03-08 20:24:22,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:24:22,433 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760738863] [2025-03-08 20:24:22,433 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:24:22,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:24:22,568 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 467 statements into 1 equivalence classes. [2025-03-08 20:24:22,608 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 467 of 467 statements. [2025-03-08 20:24:22,609 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:24:22,609 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:24:23,059 INFO L134 CoverageAnalysis]: Checked inductivity of 5392 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5390 trivial. 0 not checked. [2025-03-08 20:24:23,060 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:24:23,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1760738863] [2025-03-08 20:24:23,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1760738863] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:24:23,060 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:24:23,060 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-08 20:24:23,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1392895468] [2025-03-08 20:24:23,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:24:23,060 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 20:24:23,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:24:23,061 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 20:24:23,061 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 20:24:23,061 INFO L87 Difference]: Start difference. First operand 21916 states and 31192 transitions. Second operand has 5 states, 5 states have (on average 17.8) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2025-03-08 20:24:23,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:24:23,954 INFO L93 Difference]: Finished difference Result 21922 states and 31197 transitions. [2025-03-08 20:24:23,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-08 20:24:23,955 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.8) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) Word has length 467 [2025-03-08 20:24:23,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:24:24,049 INFO L225 Difference]: With dead ends: 21922 [2025-03-08 20:24:24,050 INFO L226 Difference]: Without dead ends: 21920 [2025-03-08 20:24:24,063 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-08 20:24:24,064 INFO L435 NwaCegarLoop]: 5087 mSDtfsCounter, 5104 mSDsluCounter, 10150 mSDsCounter, 0 mSdLazyCounter, 406 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5105 SdHoareTripleChecker+Valid, 15237 SdHoareTripleChecker+Invalid, 406 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 406 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-08 20:24:24,064 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5105 Valid, 15237 Invalid, 406 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 406 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-08 20:24:24,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21920 states. [2025-03-08 20:24:24,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21920 to 21920. [2025-03-08 20:24:24,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21920 states, 15258 states have (on average 1.3221260977847686) internal successors, (20173), 15572 states have internal predecessors, (20173), 5513 states have call successors, (5513), 1147 states have call predecessors, (5513), 1146 states have return successors, (5509), 5406 states have call predecessors, (5509), 5509 states have call successors, (5509) [2025-03-08 20:24:25,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21920 states to 21920 states and 31195 transitions. [2025-03-08 20:24:25,087 INFO L78 Accepts]: Start accepts. Automaton has 21920 states and 31195 transitions. Word has length 467 [2025-03-08 20:24:25,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:24:25,088 INFO L471 AbstractCegarLoop]: Abstraction has 21920 states and 31195 transitions. [2025-03-08 20:24:25,089 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.8) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2025-03-08 20:24:25,089 INFO L276 IsEmpty]: Start isEmpty. Operand 21920 states and 31195 transitions. [2025-03-08 20:24:25,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 473 [2025-03-08 20:24:25,093 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:24:25,093 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:24:25,093 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-08 20:24:25,093 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)] === [2025-03-08 20:24:25,094 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:24:25,094 INFO L85 PathProgramCache]: Analyzing trace with hash -825793711, now seen corresponding path program 1 times [2025-03-08 20:24:25,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:24:25,094 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399155832] [2025-03-08 20:24:25,094 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:24:25,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:24:25,219 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 472 statements into 1 equivalence classes. [2025-03-08 20:24:25,251 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 472 of 472 statements. [2025-03-08 20:24:25,252 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:24:25,252 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:24:25,729 INFO L134 CoverageAnalysis]: Checked inductivity of 5398 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5394 trivial. 0 not checked. [2025-03-08 20:24:25,729 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:24:25,729 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399155832] [2025-03-08 20:24:25,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1399155832] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:24:25,729 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:24:25,730 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-08 20:24:25,730 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414847366] [2025-03-08 20:24:25,730 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:24:25,730 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 20:24:25,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:24:25,731 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 20:24:25,731 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 20:24:25,731 INFO L87 Difference]: Start difference. First operand 21920 states and 31195 transitions. Second operand has 5 states, 5 states have (on average 17.8) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (46), 3 states have call predecessors, (46), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2025-03-08 20:24:26,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:24:26,583 INFO L93 Difference]: Finished difference Result 21926 states and 31200 transitions. [2025-03-08 20:24:26,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-08 20:24:26,584 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.8) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (46), 3 states have call predecessors, (46), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 472 [2025-03-08 20:24:26,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:24:26,675 INFO L225 Difference]: With dead ends: 21926 [2025-03-08 20:24:26,675 INFO L226 Difference]: Without dead ends: 21924 [2025-03-08 20:24:26,685 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-08 20:24:26,687 INFO L435 NwaCegarLoop]: 5087 mSDtfsCounter, 5103 mSDsluCounter, 10150 mSDsCounter, 0 mSdLazyCounter, 406 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5104 SdHoareTripleChecker+Valid, 15237 SdHoareTripleChecker+Invalid, 406 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 406 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-03-08 20:24:26,687 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5104 Valid, 15237 Invalid, 406 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 406 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-03-08 20:24:26,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21924 states. [2025-03-08 20:24:27,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21924 to 21924. [2025-03-08 20:24:27,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21924 states, 15261 states have (on average 1.3220627743922417) internal successors, (20176), 15575 states have internal predecessors, (20176), 5513 states have call successors, (5513), 1148 states have call predecessors, (5513), 1147 states have return successors, (5509), 5406 states have call predecessors, (5509), 5509 states have call successors, (5509) [2025-03-08 20:24:27,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21924 states to 21924 states and 31198 transitions. [2025-03-08 20:24:27,638 INFO L78 Accepts]: Start accepts. Automaton has 21924 states and 31198 transitions. Word has length 472 [2025-03-08 20:24:27,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:24:27,639 INFO L471 AbstractCegarLoop]: Abstraction has 21924 states and 31198 transitions. [2025-03-08 20:24:27,639 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.8) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (46), 3 states have call predecessors, (46), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2025-03-08 20:24:27,639 INFO L276 IsEmpty]: Start isEmpty. Operand 21924 states and 31198 transitions. [2025-03-08 20:24:27,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 478 [2025-03-08 20:24:27,646 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:24:27,647 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:24:27,647 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-03-08 20:24:27,647 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)] === [2025-03-08 20:24:27,647 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:24:27,648 INFO L85 PathProgramCache]: Analyzing trace with hash -1196573833, now seen corresponding path program 1 times [2025-03-08 20:24:27,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:24:27,648 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239287754] [2025-03-08 20:24:27,648 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:24:27,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:24:27,819 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 477 statements into 1 equivalence classes. [2025-03-08 20:24:27,859 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 477 of 477 statements. [2025-03-08 20:24:27,860 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:24:27,860 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:24:28,316 INFO L134 CoverageAnalysis]: Checked inductivity of 5408 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5402 trivial. 0 not checked. [2025-03-08 20:24:28,317 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:24:28,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1239287754] [2025-03-08 20:24:28,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1239287754] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:24:28,318 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:24:28,318 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-08 20:24:28,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1703859315] [2025-03-08 20:24:28,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:24:28,319 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 20:24:28,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:24:28,319 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 20:24:28,320 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 20:24:28,320 INFO L87 Difference]: Start difference. First operand 21924 states and 31198 transitions. Second operand has 5 states, 5 states have (on average 17.8) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2025-03-08 20:24:29,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:24:29,873 INFO L93 Difference]: Finished difference Result 27418 states and 38825 transitions. [2025-03-08 20:24:29,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-08 20:24:29,873 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.8) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) Word has length 477 [2025-03-08 20:24:29,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:24:29,987 INFO L225 Difference]: With dead ends: 27418 [2025-03-08 20:24:29,987 INFO L226 Difference]: Without dead ends: 27416 [2025-03-08 20:24:29,998 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-08 20:24:29,999 INFO L435 NwaCegarLoop]: 5765 mSDtfsCounter, 4820 mSDsluCounter, 12989 mSDsCounter, 0 mSdLazyCounter, 516 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4821 SdHoareTripleChecker+Valid, 18754 SdHoareTripleChecker+Invalid, 517 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 516 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-08 20:24:29,999 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4821 Valid, 18754 Invalid, 517 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 516 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-08 20:24:30,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27416 states. [2025-03-08 20:24:30,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27416 to 27400. [2025-03-08 20:24:30,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27400 states, 18888 states have (on average 1.318985599322321) internal successors, (24913), 19370 states have internal predecessors, (24913), 6863 states have call successors, (6863), 1677 states have call predecessors, (6863), 1646 states have return successors, (7033), 6624 states have call predecessors, (7033), 6859 states have call successors, (7033) [2025-03-08 20:24:30,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27400 states to 27400 states and 38809 transitions. [2025-03-08 20:24:30,983 INFO L78 Accepts]: Start accepts. Automaton has 27400 states and 38809 transitions. Word has length 477 [2025-03-08 20:24:30,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:24:30,984 INFO L471 AbstractCegarLoop]: Abstraction has 27400 states and 38809 transitions. [2025-03-08 20:24:30,984 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.8) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2025-03-08 20:24:30,984 INFO L276 IsEmpty]: Start isEmpty. Operand 27400 states and 38809 transitions. [2025-03-08 20:24:30,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 483 [2025-03-08 20:24:30,989 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:24:30,989 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 5, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:24:30,989 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-03-08 20:24:30,989 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)] === [2025-03-08 20:24:30,990 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:24:30,990 INFO L85 PathProgramCache]: Analyzing trace with hash 2042196817, now seen corresponding path program 1 times [2025-03-08 20:24:30,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:24:30,990 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [551242166] [2025-03-08 20:24:30,990 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:24:30,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:24:31,193 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 482 statements into 1 equivalence classes. [2025-03-08 20:24:31,225 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 482 of 482 statements. [2025-03-08 20:24:31,225 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:24:31,225 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:24:31,546 INFO L134 CoverageAnalysis]: Checked inductivity of 5422 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 5414 trivial. 0 not checked. [2025-03-08 20:24:31,546 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:24:31,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [551242166] [2025-03-08 20:24:31,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [551242166] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:24:31,547 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:24:31,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-08 20:24:31,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91946926] [2025-03-08 20:24:31,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:24:31,548 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 20:24:31,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:24:31,548 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 20:24:31,548 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 20:24:31,549 INFO L87 Difference]: Start difference. First operand 27400 states and 38809 transitions. Second operand has 5 states, 5 states have (on average 17.8) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (48), 3 states have call predecessors, (48), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2025-03-08 20:24:32,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:24:32,524 INFO L93 Difference]: Finished difference Result 27528 states and 38917 transitions. [2025-03-08 20:24:32,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-08 20:24:32,525 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.8) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (48), 3 states have call predecessors, (48), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 482 [2025-03-08 20:24:32,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:24:32,663 INFO L225 Difference]: With dead ends: 27528 [2025-03-08 20:24:32,663 INFO L226 Difference]: Without dead ends: 27526 [2025-03-08 20:24:32,684 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-08 20:24:32,685 INFO L435 NwaCegarLoop]: 5090 mSDtfsCounter, 5078 mSDsluCounter, 10189 mSDsCounter, 0 mSdLazyCounter, 419 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5079 SdHoareTripleChecker+Valid, 15279 SdHoareTripleChecker+Invalid, 420 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 419 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-08 20:24:32,685 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5079 Valid, 15279 Invalid, 420 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 419 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-08 20:24:32,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27526 states. [2025-03-08 20:24:33,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27526 to 27524. [2025-03-08 20:24:33,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27524 states, 18975 states have (on average 1.3178392621870882) internal successors, (25006), 19457 states have internal predecessors, (25006), 6869 states have call successors, (6869), 1708 states have call predecessors, (6869), 1677 states have return successors, (7039), 6630 states have call predecessors, (7039), 6865 states have call successors, (7039) [2025-03-08 20:24:33,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27524 states to 27524 states and 38914 transitions. [2025-03-08 20:24:33,788 INFO L78 Accepts]: Start accepts. Automaton has 27524 states and 38914 transitions. Word has length 482 [2025-03-08 20:24:33,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:24:33,789 INFO L471 AbstractCegarLoop]: Abstraction has 27524 states and 38914 transitions. [2025-03-08 20:24:33,789 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.8) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (48), 3 states have call predecessors, (48), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2025-03-08 20:24:33,789 INFO L276 IsEmpty]: Start isEmpty. Operand 27524 states and 38914 transitions. [2025-03-08 20:24:33,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 488 [2025-03-08 20:24:33,794 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:24:33,794 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 6, 5, 5, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:24:33,795 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-03-08 20:24:33,795 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)] === [2025-03-08 20:24:33,795 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:24:33,795 INFO L85 PathProgramCache]: Analyzing trace with hash 1649114103, now seen corresponding path program 1 times [2025-03-08 20:24:33,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:24:33,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755339737] [2025-03-08 20:24:33,795 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:24:33,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:24:33,908 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 487 statements into 1 equivalence classes. [2025-03-08 20:24:33,938 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 487 of 487 statements. [2025-03-08 20:24:33,938 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:24:33,938 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:24:34,438 INFO L134 CoverageAnalysis]: Checked inductivity of 5440 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 5430 trivial. 0 not checked. [2025-03-08 20:24:34,438 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:24:34,438 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1755339737] [2025-03-08 20:24:34,438 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1755339737] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:24:34,439 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:24:34,439 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-08 20:24:34,439 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470493668] [2025-03-08 20:24:34,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:24:34,439 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 20:24:34,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:24:34,440 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 20:24:34,440 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 20:24:34,441 INFO L87 Difference]: Start difference. First operand 27524 states and 38914 transitions. Second operand has 5 states, 5 states have (on average 17.8) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (49), 3 states have call predecessors, (49), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2025-03-08 20:24:36,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:24:36,027 INFO L93 Difference]: Finished difference Result 27530 states and 38919 transitions. [2025-03-08 20:24:36,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-08 20:24:36,028 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.8) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (49), 3 states have call predecessors, (49), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) Word has length 487 [2025-03-08 20:24:36,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:24:36,166 INFO L225 Difference]: With dead ends: 27530 [2025-03-08 20:24:36,167 INFO L226 Difference]: Without dead ends: 27528 [2025-03-08 20:24:36,191 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-08 20:24:36,191 INFO L435 NwaCegarLoop]: 5087 mSDtfsCounter, 5100 mSDsluCounter, 10150 mSDsCounter, 0 mSdLazyCounter, 406 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5101 SdHoareTripleChecker+Valid, 15237 SdHoareTripleChecker+Invalid, 406 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 406 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-08 20:24:36,192 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5101 Valid, 15237 Invalid, 406 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 406 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-08 20:24:36,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27528 states. [2025-03-08 20:24:37,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27528 to 27528. [2025-03-08 20:24:37,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27528 states, 18978 states have (on average 1.3177890188639478) internal successors, (25009), 19460 states have internal predecessors, (25009), 6869 states have call successors, (6869), 1709 states have call predecessors, (6869), 1678 states have return successors, (7039), 6630 states have call predecessors, (7039), 6865 states have call successors, (7039) [2025-03-08 20:24:37,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27528 states to 27528 states and 38917 transitions. [2025-03-08 20:24:37,512 INFO L78 Accepts]: Start accepts. Automaton has 27528 states and 38917 transitions. Word has length 487 [2025-03-08 20:24:37,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:24:37,513 INFO L471 AbstractCegarLoop]: Abstraction has 27528 states and 38917 transitions. [2025-03-08 20:24:37,513 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.8) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (49), 3 states have call predecessors, (49), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2025-03-08 20:24:37,513 INFO L276 IsEmpty]: Start isEmpty. Operand 27528 states and 38917 transitions. [2025-03-08 20:24:37,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 493 [2025-03-08 20:24:37,519 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:24:37,520 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 7, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:24:37,520 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2025-03-08 20:24:37,520 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)] === [2025-03-08 20:24:37,520 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:24:37,520 INFO L85 PathProgramCache]: Analyzing trace with hash -958016687, now seen corresponding path program 1 times [2025-03-08 20:24:37,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:24:37,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [751317544] [2025-03-08 20:24:37,521 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:24:37,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:24:37,632 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 492 statements into 1 equivalence classes. [2025-03-08 20:24:37,658 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 492 of 492 statements. [2025-03-08 20:24:37,658 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:24:37,658 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:24:37,985 INFO L134 CoverageAnalysis]: Checked inductivity of 5462 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5450 trivial. 0 not checked. [2025-03-08 20:24:37,985 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:24:37,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [751317544] [2025-03-08 20:24:37,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [751317544] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:24:37,986 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:24:37,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-08 20:24:37,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632992111] [2025-03-08 20:24:37,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:24:37,987 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 20:24:37,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:24:37,988 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 20:24:37,988 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 20:24:37,988 INFO L87 Difference]: Start difference. First operand 27528 states and 38917 transitions. Second operand has 5 states, 5 states have (on average 17.8) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (50), 3 states have call predecessors, (50), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2025-03-08 20:24:39,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:24:39,129 INFO L93 Difference]: Finished difference Result 27534 states and 38922 transitions. [2025-03-08 20:24:39,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-08 20:24:39,130 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.8) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (50), 3 states have call predecessors, (50), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) Word has length 492 [2025-03-08 20:24:39,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:24:39,234 INFO L225 Difference]: With dead ends: 27534 [2025-03-08 20:24:39,235 INFO L226 Difference]: Without dead ends: 27532 [2025-03-08 20:24:39,250 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-08 20:24:39,250 INFO L435 NwaCegarLoop]: 5087 mSDtfsCounter, 5099 mSDsluCounter, 10150 mSDsCounter, 0 mSdLazyCounter, 406 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5100 SdHoareTripleChecker+Valid, 15237 SdHoareTripleChecker+Invalid, 406 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 406 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-08 20:24:39,250 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5100 Valid, 15237 Invalid, 406 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 406 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-08 20:24:39,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27532 states. [2025-03-08 20:24:40,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27532 to 27532. [2025-03-08 20:24:40,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27532 states, 18981 states have (on average 1.3177387914230019) internal successors, (25012), 19463 states have internal predecessors, (25012), 6869 states have call successors, (6869), 1710 states have call predecessors, (6869), 1679 states have return successors, (7039), 6630 states have call predecessors, (7039), 6865 states have call successors, (7039) [2025-03-08 20:24:40,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27532 states to 27532 states and 38920 transitions. [2025-03-08 20:24:40,776 INFO L78 Accepts]: Start accepts. Automaton has 27532 states and 38920 transitions. Word has length 492 [2025-03-08 20:24:40,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:24:40,777 INFO L471 AbstractCegarLoop]: Abstraction has 27532 states and 38920 transitions. [2025-03-08 20:24:40,777 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.8) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (50), 3 states have call predecessors, (50), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2025-03-08 20:24:40,777 INFO L276 IsEmpty]: Start isEmpty. Operand 27532 states and 38920 transitions. [2025-03-08 20:24:40,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 524 [2025-03-08 20:24:40,785 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:24:40,786 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 8, 7, 7, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:24:40,786 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2025-03-08 20:24:40,786 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)] === [2025-03-08 20:24:40,786 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:24:40,786 INFO L85 PathProgramCache]: Analyzing trace with hash 1395017292, now seen corresponding path program 1 times [2025-03-08 20:24:40,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:24:40,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544052266] [2025-03-08 20:24:40,786 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:24:40,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:24:40,958 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 523 statements into 1 equivalence classes. [2025-03-08 20:24:40,989 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 523 of 523 statements. [2025-03-08 20:24:40,990 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:24:40,990 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:24:41,193 INFO L134 CoverageAnalysis]: Checked inductivity of 5494 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 5475 trivial. 0 not checked. [2025-03-08 20:24:41,193 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:24:41,193 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544052266] [2025-03-08 20:24:41,194 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [544052266] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:24:41,194 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:24:41,194 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:24:41,194 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039913194] [2025-03-08 20:24:41,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:24:41,194 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:24:41,195 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:24:41,195 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:24:41,195 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:24:41,195 INFO L87 Difference]: Start difference. First operand 27532 states and 38920 transitions. Second operand has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (58), 2 states have call predecessors, (58), 1 states have return successors, (56), 3 states have call predecessors, (56), 3 states have call successors, (56) [2025-03-08 20:24:44,497 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 20:24:46,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:24:46,835 INFO L93 Difference]: Finished difference Result 67890 states and 96094 transitions. [2025-03-08 20:24:46,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 20:24:46,836 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (58), 2 states have call predecessors, (58), 1 states have return successors, (56), 3 states have call predecessors, (56), 3 states have call successors, (56) Word has length 523 [2025-03-08 20:24:46,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:24:47,005 INFO L225 Difference]: With dead ends: 67890 [2025-03-08 20:24:47,005 INFO L226 Difference]: Without dead ends: 40820 [2025-03-08 20:24:47,090 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 [2025-03-08 20:24:47,091 INFO L435 NwaCegarLoop]: 9848 mSDtfsCounter, 4934 mSDsluCounter, 5050 mSDsCounter, 0 mSdLazyCounter, 418 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4934 SdHoareTripleChecker+Valid, 14898 SdHoareTripleChecker+Invalid, 428 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 418 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2025-03-08 20:24:47,091 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4934 Valid, 14898 Invalid, 428 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 418 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2025-03-08 20:24:47,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40820 states. [2025-03-08 20:24:48,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40820 to 40764. [2025-03-08 20:24:48,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40764 states, 28115 states have (on average 1.318940067579584) internal successors, (37082), 28826 states have internal predecessors, (37082), 10171 states have call successors, (10171), 2521 states have call predecessors, (10171), 2475 states have return successors, (10428), 9822 states have call predecessors, (10428), 10167 states have call successors, (10428) [2025-03-08 20:24:49,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40764 states to 40764 states and 57681 transitions. [2025-03-08 20:24:49,100 INFO L78 Accepts]: Start accepts. Automaton has 40764 states and 57681 transitions. Word has length 523 [2025-03-08 20:24:49,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:24:49,101 INFO L471 AbstractCegarLoop]: Abstraction has 40764 states and 57681 transitions. [2025-03-08 20:24:49,101 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (58), 2 states have call predecessors, (58), 1 states have return successors, (56), 3 states have call predecessors, (56), 3 states have call successors, (56) [2025-03-08 20:24:49,101 INFO L276 IsEmpty]: Start isEmpty. Operand 40764 states and 57681 transitions. [2025-03-08 20:24:49,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 498 [2025-03-08 20:24:49,105 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:24:49,106 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 34, 34, 34, 34, 34, 34, 8, 7, 7, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:24:49,106 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2025-03-08 20:24:49,106 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)] === [2025-03-08 20:24:49,106 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:24:49,106 INFO L85 PathProgramCache]: Analyzing trace with hash 1101065335, now seen corresponding path program 1 times [2025-03-08 20:24:49,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:24:49,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808159569] [2025-03-08 20:24:49,107 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:24:49,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:24:49,222 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 497 statements into 1 equivalence classes. [2025-03-08 20:24:49,248 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 497 of 497 statements. [2025-03-08 20:24:49,249 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:24:49,249 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:24:49,560 INFO L134 CoverageAnalysis]: Checked inductivity of 5488 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 5474 trivial. 0 not checked. [2025-03-08 20:24:49,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:24:49,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1808159569] [2025-03-08 20:24:49,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1808159569] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:24:49,560 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:24:49,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-08 20:24:49,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047988935] [2025-03-08 20:24:49,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:24:49,561 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 20:24:49,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:24:49,562 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 20:24:49,562 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 20:24:49,562 INFO L87 Difference]: Start difference. First operand 40764 states and 57681 transitions. Second operand has 5 states, 5 states have (on average 17.8) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (51), 3 states have call predecessors, (51), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2025-03-08 20:24:51,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:24:51,827 INFO L93 Difference]: Finished difference Result 41267 states and 58065 transitions. [2025-03-08 20:24:51,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-08 20:24:51,827 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.8) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (51), 3 states have call predecessors, (51), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) Word has length 497 [2025-03-08 20:24:51,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted.