./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 798a7b37 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-?-798a7b3-m [2025-03-04 05:11:49,940 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-04 05:11:50,010 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-04 05:11:50,017 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-04 05:11:50,017 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-04 05:11:50,040 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-04 05:11:50,042 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-04 05:11:50,042 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-04 05:11:50,043 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-04 05:11:50,043 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-04 05:11:50,043 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-04 05:11:50,044 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-04 05:11:50,044 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-04 05:11:50,044 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-04 05:11:50,044 INFO L153 SettingsManager]: * Use SBE=true [2025-03-04 05:11:50,044 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-04 05:11:50,045 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-04 05:11:50,045 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-04 05:11:50,045 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-04 05:11:50,045 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-04 05:11:50,045 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-04 05:11:50,045 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-04 05:11:50,045 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-04 05:11:50,045 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-04 05:11:50,045 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-04 05:11:50,046 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-04 05:11:50,046 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-04 05:11:50,046 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-04 05:11:50,046 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-04 05:11:50,046 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 05:11:50,046 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-04 05:11:50,046 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-04 05:11:50,047 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-04 05:11:50,047 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-04 05:11:50,047 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-04 05:11:50,047 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-04 05:11:50,047 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-04 05:11:50,047 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-04 05:11:50,047 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-04 05:11:50,047 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-04 05:11:50,047 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 [2025-03-04 05:11:50,319 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-04 05:11:50,328 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-04 05:11:50,332 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-04 05:11:50,334 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-04 05:11:50,334 INFO L274 PluginConnector]: CDTParser initialized [2025-03-04 05:11:50,336 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-nfs-blocklayout-blocklayoutdriver.cil.i [2025-03-04 05:11:51,570 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e20fc1799/7a93d672c3a44355b6a3948dfe50b30d/FLAG7f92ffc0e [2025-03-04 05:11:52,229 INFO L384 CDTParser]: Found 1 translation units. [2025-03-04 05:11:52,230 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-nfs-blocklayout-blocklayoutdriver.cil.i [2025-03-04 05:11:52,286 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e20fc1799/7a93d672c3a44355b6a3948dfe50b30d/FLAG7f92ffc0e [2025-03-04 05:11:52,637 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e20fc1799/7a93d672c3a44355b6a3948dfe50b30d [2025-03-04 05:11:52,639 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-04 05:11:52,640 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-04 05:11:52,641 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-04 05:11:52,641 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-04 05:11:52,645 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-04 05:11:52,646 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 05:11:52" (1/1) ... [2025-03-04 05:11:52,646 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30296b30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:11:52, skipping insertion in model container [2025-03-04 05:11:52,648 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 05:11:52" (1/1) ... [2025-03-04 05:11:52,786 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-04 05:11:57,089 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] [2025-03-04 05:11:57,092 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] [2025-03-04 05:11:57,093 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] [2025-03-04 05:11:57,093 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] [2025-03-04 05:11:57,118 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 05:11:57,137 INFO L200 MainTranslator]: Completed pre-run [2025-03-04 05:11:57,233 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] [2025-03-04 05:11:57,235 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [7811] [2025-03-04 05:11:57,237 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [7859] [2025-03-04 05:11:57,237 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [7862] [2025-03-04 05:11:57,237 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [7865] [2025-03-04 05:11:57,237 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [7868] [2025-03-04 05:11:57,238 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [7897] [2025-03-04 05:11:57,238 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] [2025-03-04 05:11:57,239 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] [2025-03-04 05:11:57,239 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] [2025-03-04 05:11:57,239 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] [2025-03-04 05:11:57,240 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [7996] [2025-03-04 05:11:57,240 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [7999] [2025-03-04 05:11:57,241 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (val)); [8001] [2025-03-04 05:11:57,241 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [8006] [2025-03-04 05:11:57,241 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [8009] [2025-03-04 05:11:57,241 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [8011] [2025-03-04 05:11:57,242 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [8016] [2025-03-04 05:11:57,242 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [8019] [2025-03-04 05:11:57,242 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [8021] [2025-03-04 05:11:57,243 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [8026] [2025-03-04 05:11:57,243 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [8029] [2025-03-04 05:11:57,243 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (val)); [8031] [2025-03-04 05:11:57,243 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [8069] [2025-03-04 05:11:57,243 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [8072] [2025-03-04 05:11:57,243 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (- val)); [8074] [2025-03-04 05:11:57,243 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [8079] [2025-03-04 05:11:57,243 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [8082] [2025-03-04 05:11:57,244 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [8084] [2025-03-04 05:11:57,244 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [8089] [2025-03-04 05:11:57,244 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [8092] [2025-03-04 05:11:57,244 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [8094] [2025-03-04 05:11:57,244 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [8099] [2025-03-04 05:11:57,244 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [8102] [2025-03-04 05:11:57,244 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (- val)); [8104] [2025-03-04 05:11:57,245 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8154] [2025-03-04 05:11:57,245 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8163] [2025-03-04 05:11:57,250 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8522] [2025-03-04 05:11:57,250 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8532] [2025-03-04 05:11:57,251 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/linux/highmem.h"), "i" (198), "i" (12UL)); [8592-8593] [2025-03-04 05:11:57,257 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] [2025-03-04 05:11:57,257 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] [2025-03-04 05:11:57,258 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] [2025-03-04 05:11:57,277 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] [2025-03-04 05:11:57,278 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] [2025-03-04 05:11:57,288 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] [2025-03-04 05:11:57,362 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] [2025-03-04 05:11:57,368 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] [2025-03-04 05:11:57,369 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] [2025-03-04 05:11:57,369 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] [2025-03-04 05:11:57,369 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] [2025-03-04 05:11:57,378 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [16539] [2025-03-04 05:11:57,379 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [16542] [2025-03-04 05:11:57,379 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (val)); [16544] [2025-03-04 05:11:57,379 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [16549] [2025-03-04 05:11:57,379 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [16552] [2025-03-04 05:11:57,379 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [16554] [2025-03-04 05:11:57,380 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [16559] [2025-03-04 05:11:57,380 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [16562] [2025-03-04 05:11:57,380 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [16564] [2025-03-04 05:11:57,380 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [16569] [2025-03-04 05:11:57,380 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [16572] [2025-03-04 05:11:57,380 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (val)); [16574] [2025-03-04 05:11:57,381 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [16612] [2025-03-04 05:11:57,381 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [16615] [2025-03-04 05:11:57,381 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (- val)); [16617] [2025-03-04 05:11:57,381 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [16622] [2025-03-04 05:11:57,381 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [16625] [2025-03-04 05:11:57,381 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [16627] [2025-03-04 05:11:57,381 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [16632] [2025-03-04 05:11:57,382 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [16635] [2025-03-04 05:11:57,382 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [16637] [2025-03-04 05:11:57,382 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [16642] [2025-03-04 05:11:57,382 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [16645] [2025-03-04 05:11:57,382 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (- val)); [16647] [2025-03-04 05:11:57,382 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [16665] [2025-03-04 05:11:57,382 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [16674] [2025-03-04 05:11:57,384 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] [2025-03-04 05:11:57,384 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] [2025-03-04 05:11:57,384 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] [2025-03-04 05:11:57,386 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] [2025-03-04 05:11:57,386 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] [2025-03-04 05:11:57,386 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] [2025-03-04 05:11:57,387 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] [2025-03-04 05:11:57,408 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] [2025-03-04 05:11:57,409 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] [2025-03-04 05:11:57,409 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] [2025-03-04 05:11:57,409 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] [2025-03-04 05:11:57,414 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 05:11:57,623 INFO L204 MainTranslator]: Completed translation [2025-03-04 05:11:57,628 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:11:57 WrapperNode [2025-03-04 05:11:57,628 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-04 05:11:57,629 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-04 05:11:57,629 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-04 05:11:57,629 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-04 05:11:57,638 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:11:57" (1/1) ... [2025-03-04 05:11:57,740 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:11:57" (1/1) ... [2025-03-04 05:11:57,894 INFO L138 Inliner]: procedures = 584, calls = 2609, calls flagged for inlining = 242, calls inlined = 221, statements flattened = 7989 [2025-03-04 05:11:57,895 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-04 05:11:57,896 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-04 05:11:57,896 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-04 05:11:57,896 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-04 05:11:57,904 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:11:57" (1/1) ... [2025-03-04 05:11:57,904 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:11:57" (1/1) ... [2025-03-04 05:11:57,938 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:11:57" (1/1) ... [2025-03-04 05:11:59,495 INFO L175 MemorySlicer]: Split 801 memory accesses to 21 slices as follows [17, 1, 2, 10, 27, 28, 5, 4, 16, 3, 7, 15, 2, 3, 2, 5, 6, 2, 4, 6, 636]. 79 percent of accesses are in the largest equivalence class. The 43 initializations are split as follows [0, 1, 2, 0, 0, 0, 5, 4, 0, 3, 7, 0, 0, 0, 0, 5, 6, 0, 4, 0, 6]. The 217 writes are split as follows [8, 0, 0, 10, 10, 28, 0, 0, 3, 0, 0, 6, 1, 1, 1, 0, 0, 2, 0, 4, 143]. [2025-03-04 05:11:59,495 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:11:57" (1/1) ... [2025-03-04 05:11:59,496 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:11:57" (1/1) ... [2025-03-04 05:11:59,597 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:11:57" (1/1) ... [2025-03-04 05:11:59,613 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:11:57" (1/1) ... [2025-03-04 05:11:59,656 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:11:57" (1/1) ... [2025-03-04 05:11:59,680 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:11:57" (1/1) ... [2025-03-04 05:11:59,736 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-04 05:11:59,737 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-04 05:11:59,738 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-04 05:11:59,738 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-04 05:11:59,738 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:11:57" (1/1) ... [2025-03-04 05:11:59,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 05:11:59,753 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 05:11:59,776 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) [2025-03-04 05:11:59,778 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 [2025-03-04 05:11:59,794 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_parallel [2025-03-04 05:11:59,794 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_parallel [2025-03-04 05:11:59,794 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2025-03-04 05:11:59,794 INFO L138 BoogieDeclarations]: Found implementation of procedure __xchg_wrong_size [2025-03-04 05:11:59,794 INFO L130 BoogieDeclarations]: Found specification of procedure i_size_read [2025-03-04 05:11:59,794 INFO L138 BoogieDeclarations]: Found implementation of procedure i_size_read [2025-03-04 05:11:59,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-03-04 05:11:59,794 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-03-04 05:11:59,795 INFO L130 BoogieDeclarations]: Found specification of procedure add_to_commitlist [2025-03-04 05:11:59,795 INFO L138 BoogieDeclarations]: Found implementation of procedure add_to_commitlist [2025-03-04 05:11:59,795 INFO L130 BoogieDeclarations]: Found specification of procedure rpc_put_sb_net [2025-03-04 05:11:59,795 INFO L138 BoogieDeclarations]: Found implementation of procedure rpc_put_sb_net [2025-03-04 05:11:59,795 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2025-03-04 05:11:59,795 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2025-03-04 05:11:59,796 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2025-03-04 05:11:59,796 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2025-03-04 05:11:59,796 INFO L130 BoogieDeclarations]: Found specification of procedure bl_write_pagelist [2025-03-04 05:11:59,796 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_write_pagelist [2025-03-04 05:11:59,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-03-04 05:11:59,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-03-04 05:11:59,796 INFO L130 BoogieDeclarations]: Found specification of procedure bio_alloc [2025-03-04 05:11:59,796 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_alloc [2025-03-04 05:11:59,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2025-03-04 05:11:59,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2025-03-04 05:11:59,797 INFO L130 BoogieDeclarations]: Found specification of procedure pnfs_unregister_layoutdriver [2025-03-04 05:11:59,797 INFO L138 BoogieDeclarations]: Found implementation of procedure pnfs_unregister_layoutdriver [2025-03-04 05:11:59,797 INFO L130 BoogieDeclarations]: Found specification of procedure trylock_page [2025-03-04 05:11:59,797 INFO L138 BoogieDeclarations]: Found implementation of procedure trylock_page [2025-03-04 05:11:59,797 INFO L130 BoogieDeclarations]: Found specification of procedure submit_bio [2025-03-04 05:11:59,797 INFO L138 BoogieDeclarations]: Found implementation of procedure submit_bio [2025-03-04 05:11:59,797 INFO L130 BoogieDeclarations]: Found specification of procedure BLK_LSEG2EXT [2025-03-04 05:11:59,797 INFO L138 BoogieDeclarations]: Found implementation of procedure BLK_LSEG2EXT [2025-03-04 05:11:59,797 INFO L130 BoogieDeclarations]: Found specification of procedure nfs4blocklayout_unregister_sb [2025-03-04 05:11:59,797 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs4blocklayout_unregister_sb [2025-03-04 05:11:59,797 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2025-03-04 05:11:59,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2025-03-04 05:11:59,797 INFO L130 BoogieDeclarations]: Found specification of procedure NFS_SERVER [2025-03-04 05:11:59,797 INFO L138 BoogieDeclarations]: Found implementation of procedure NFS_SERVER [2025-03-04 05:11:59,797 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2025-03-04 05:11:59,797 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2025-03-04 05:11:59,797 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_release [2025-03-04 05:11:59,797 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_release [2025-03-04 05:11:59,797 INFO L130 BoogieDeclarations]: Found specification of procedure BLK_LO2EXT [2025-03-04 05:11:59,797 INFO L138 BoogieDeclarations]: Found implementation of procedure BLK_LO2EXT [2025-03-04 05:11:59,797 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2025-03-04 05:11:59,797 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2025-03-04 05:11:59,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2025-03-04 05:11:59,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2025-03-04 05:11:59,797 INFO L130 BoogieDeclarations]: Found specification of procedure print_page [2025-03-04 05:11:59,797 INFO L138 BoogieDeclarations]: Found implementation of procedure print_page [2025-03-04 05:11:59,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2025-03-04 05:11:59,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2025-03-04 05:11:59,797 INFO L130 BoogieDeclarations]: Found specification of procedure PageWriteback [2025-03-04 05:11:59,797 INFO L138 BoogieDeclarations]: Found implementation of procedure PageWriteback [2025-03-04 05:11:59,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-04 05:11:59,797 INFO L130 BoogieDeclarations]: Found specification of procedure bl_free_layout_hdr [2025-03-04 05:11:59,797 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_free_layout_hdr [2025-03-04 05:11:59,797 INFO L130 BoogieDeclarations]: Found specification of procedure print_clist [2025-03-04 05:11:59,798 INFO L138 BoogieDeclarations]: Found implementation of procedure print_clist [2025-03-04 05:11:59,798 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2025-03-04 05:11:59,799 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2025-03-04 05:11:59,799 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2025-03-04 05:11:59,799 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2025-03-04 05:11:59,799 INFO L130 BoogieDeclarations]: Found specification of procedure zero_user_segments [2025-03-04 05:11:59,799 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_user_segments [2025-03-04 05:11:59,799 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2025-03-04 05:11:59,799 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2025-03-04 05:11:59,799 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2025-03-04 05:11:59,799 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2025-03-04 05:11:59,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-03-04 05:11:59,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-03-04 05:11:59,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-03-04 05:11:59,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-03-04 05:11:59,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-03-04 05:11:59,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-03-04 05:11:59,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-03-04 05:11:59,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-03-04 05:11:59,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-03-04 05:11:59,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-03-04 05:11:59,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-03-04 05:11:59,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-03-04 05:11:59,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-03-04 05:11:59,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2025-03-04 05:11:59,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2025-03-04 05:11:59,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2025-03-04 05:11:59,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2025-03-04 05:11:59,800 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure bl_alloc_layout_hdr [2025-03-04 05:11:59,800 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_alloc_layout_hdr [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure PageDirty [2025-03-04 05:11:59,800 INFO L138 BoogieDeclarations]: Found implementation of procedure PageDirty [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2025-03-04 05:11:59,800 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure is_writable [2025-03-04 05:11:59,800 INFO L138 BoogieDeclarations]: Found implementation of procedure is_writable [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2025-03-04 05:11:59,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure normalize [2025-03-04 05:11:59,800 INFO L138 BoogieDeclarations]: Found implementation of procedure normalize [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2025-03-04 05:11:59,800 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-04 05:11:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-04 05:11:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-04 05:11:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-04 05:11:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-04 05:11:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-04 05:11:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-04 05:11:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-03-04 05:11:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-03-04 05:11:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-03-04 05:11:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-03-04 05:11:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-03-04 05:11:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-03-04 05:11:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-03-04 05:11:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-03-04 05:11:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-03-04 05:11:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2025-03-04 05:11:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_80 [2025-03-04 05:11:59,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_80 [2025-03-04 05:11:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure nfs4blocklayout_net_exit [2025-03-04 05:11:59,804 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs4blocklayout_net_exit [2025-03-04 05:11:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-03-04 05:11:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-03-04 05:11:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-03-04 05:11:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-03-04 05:11:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-03-04 05:11:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-03-04 05:11:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2025-03-04 05:11:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2025-03-04 05:11:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2025-03-04 05:11:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2025-03-04 05:11:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2025-03-04 05:11:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2025-03-04 05:11:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2025-03-04 05:11:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2025-03-04 05:11:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2025-03-04 05:11:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2025-03-04 05:11:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2025-03-04 05:11:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2025-03-04 05:11:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2025-03-04 05:11:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2025-03-04 05:11:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2025-03-04 05:11:59,804 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-03-04 05:11:59,804 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-03-04 05:11:59,804 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-03-04 05:11:59,804 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-03-04 05:11:59,804 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-03-04 05:11:59,804 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-03-04 05:11:59,804 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2025-03-04 05:11:59,804 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2025-03-04 05:11:59,804 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2025-03-04 05:11:59,804 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2025-03-04 05:11:59,804 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2025-03-04 05:11:59,804 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2025-03-04 05:11:59,804 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2025-03-04 05:11:59,804 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2025-03-04 05:11:59,804 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2025-03-04 05:11:59,804 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2025-03-04 05:11:59,804 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2025-03-04 05:11:59,804 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2025-03-04 05:11:59,804 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2025-03-04 05:11:59,804 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2025-03-04 05:11:59,804 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2025-03-04 05:11:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure rpc_get_sb_net [2025-03-04 05:11:59,804 INFO L138 BoogieDeclarations]: Found implementation of procedure rpc_get_sb_net [2025-03-04 05:11:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure extents_consistent [2025-03-04 05:11:59,804 INFO L138 BoogieDeclarations]: Found implementation of procedure extents_consistent [2025-03-04 05:11:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2025-03-04 05:11:59,804 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2025-03-04 05:11:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rpc_pipefs_notifier_unregister [2025-03-04 05:11:59,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rpc_pipefs_notifier_unregister [2025-03-04 05:11:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure bl_submit_bio [2025-03-04 05:11:59,805 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_submit_bio [2025-03-04 05:11:59,807 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2025-03-04 05:11:59,807 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2025-03-04 05:11:59,807 INFO L130 BoogieDeclarations]: Found specification of procedure rpc_queue_upcall [2025-03-04 05:11:59,807 INFO L138 BoogieDeclarations]: Found implementation of procedure rpc_queue_upcall [2025-03-04 05:11:59,807 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2025-03-04 05:11:59,807 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2025-03-04 05:11:59,807 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2025-03-04 05:11:59,807 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2025-03-04 05:11:59,807 INFO L130 BoogieDeclarations]: Found specification of procedure bl_put_extent [2025-03-04 05:11:59,807 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_put_extent [2025-03-04 05:11:59,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2025-03-04 05:11:59,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2025-03-04 05:11:59,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-04 05:11:59,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2025-03-04 05:11:59,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2025-03-04 05:11:59,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2025-03-04 05:11:59,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2025-03-04 05:11:59,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2025-03-04 05:11:59,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2025-03-04 05:11:59,807 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2025-03-04 05:11:59,807 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2025-03-04 05:11:59,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-04 05:11:59,807 INFO L130 BoogieDeclarations]: Found specification of procedure xdr_inline_decode [2025-03-04 05:11:59,808 INFO L138 BoogieDeclarations]: Found implementation of procedure xdr_inline_decode [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2025-03-04 05:11:59,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure clean_pnfs_block_layoutupdate [2025-03-04 05:11:59,808 INFO L138 BoogieDeclarations]: Found implementation of procedure clean_pnfs_block_layoutupdate [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2025-03-04 05:11:59,808 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure bl_alloc_lseg [2025-03-04 05:11:59,808 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_alloc_lseg [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-03-04 05:11:59,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure lock_page [2025-03-04 05:11:59,808 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_page [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure end_page_writeback [2025-03-04 05:11:59,808 INFO L138 BoogieDeclarations]: Found implementation of procedure end_page_writeback [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure print_elist [2025-03-04 05:11:59,808 INFO L138 BoogieDeclarations]: Found implementation of procedure print_elist [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2025-03-04 05:11:59,808 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure kmap_atomic [2025-03-04 05:11:59,808 INFO L138 BoogieDeclarations]: Found implementation of procedure kmap_atomic [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2025-03-04 05:11:59,808 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-03-04 05:11:59,808 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure bl_cleanup_layoutcommit [2025-03-04 05:11:59,808 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_cleanup_layoutcommit [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure PageLocked [2025-03-04 05:11:59,808 INFO L138 BoogieDeclarations]: Found implementation of procedure PageLocked [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure pnfs_generic_pg_test [2025-03-04 05:11:59,808 INFO L138 BoogieDeclarations]: Found implementation of procedure pnfs_generic_pg_test [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure rpc_destroy_pipe_data [2025-03-04 05:11:59,808 INFO L138 BoogieDeclarations]: Found implementation of procedure rpc_destroy_pipe_data [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_parallel [2025-03-04 05:11:59,808 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_parallel [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2025-03-04 05:11:59,808 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure bl_is_sector_init [2025-03-04 05:11:59,808 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_is_sector_init [2025-03-04 05:11:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-04 05:11:59,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-04 05:11:59,809 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2025-03-04 05:11:59,809 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2025-03-04 05:11:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2025-03-04 05:11:59,811 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2025-03-04 05:11:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure unlock_page [2025-03-04 05:11:59,811 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock_page [2025-03-04 05:11:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2025-03-04 05:11:59,811 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2025-03-04 05:11:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2025-03-04 05:11:59,811 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2025-03-04 05:11:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure bl_clear_layoutdriver [2025-03-04 05:11:59,811 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_clear_layoutdriver [2025-03-04 05:11:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-03-04 05:11:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-03-04 05:11:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-03-04 05:11:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-03-04 05:11:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-03-04 05:11:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-03-04 05:11:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-03-04 05:11:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-03-04 05:11:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-03-04 05:11:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-03-04 05:11:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-03-04 05:11:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-03-04 05:11:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-03-04 05:11:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2025-03-04 05:11:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2025-03-04 05:11:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2025-03-04 05:11:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2025-03-04 05:11:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2025-03-04 05:11:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2025-03-04 05:11:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2025-03-04 05:11:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2025-03-04 05:11:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-04 05:11:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-04 05:11:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-04 05:11:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-04 05:11:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-04 05:11:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-04 05:11:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-04 05:11:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-04 05:11:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-03-04 05:11:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-03-04 05:11:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-03-04 05:11:59,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-03-04 05:11:59,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-03-04 05:11:59,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-03-04 05:11:59,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-03-04 05:11:59,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-03-04 05:11:59,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-03-04 05:11:59,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2025-03-04 05:11:59,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2025-03-04 05:11:59,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2025-03-04 05:11:59,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2025-03-04 05:11:59,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-03-04 05:11:59,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-03-04 05:11:59,812 INFO L130 BoogieDeclarations]: Found specification of procedure bl_pipe_destroy_msg [2025-03-04 05:11:59,812 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_pipe_destroy_msg [2025-03-04 05:11:59,812 INFO L130 BoogieDeclarations]: Found specification of procedure bl_read_pagelist [2025-03-04 05:11:59,812 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_read_pagelist [2025-03-04 05:11:59,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2025-03-04 05:11:59,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2025-03-04 05:11:59,812 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2025-03-04 05:11:59,812 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2025-03-04 05:11:59,812 INFO L130 BoogieDeclarations]: Found specification of procedure print_bl_extent [2025-03-04 05:11:59,812 INFO L138 BoogieDeclarations]: Found implementation of procedure print_bl_extent [2025-03-04 05:11:59,812 INFO L130 BoogieDeclarations]: Found specification of procedure bl_end_io_read [2025-03-04 05:11:59,812 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_end_io_read [2025-03-04 05:11:59,812 INFO L130 BoogieDeclarations]: Found specification of procedure __be32_to_cpup [2025-03-04 05:11:59,812 INFO L138 BoogieDeclarations]: Found implementation of procedure __be32_to_cpup [2025-03-04 05:11:59,814 INFO L130 BoogieDeclarations]: Found specification of procedure xdr_encode_hyper [2025-03-04 05:11:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure xdr_encode_hyper [2025-03-04 05:11:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure bl_write_cleanup [2025-03-04 05:11:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_write_cleanup [2025-03-04 05:11:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2025-03-04 05:11:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2025-03-04 05:11:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure bl_mark_sectors_init [2025-03-04 05:11:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_mark_sectors_init [2025-03-04 05:11:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-03-04 05:11:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-03-04 05:11:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-03-04 05:11:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-03-04 05:11:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-03-04 05:11:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-03-04 05:11:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-03-04 05:11:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-03-04 05:11:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2025-03-04 05:11:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2025-03-04 05:11:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2025-03-04 05:11:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2025-03-04 05:11:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2025-03-04 05:11:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2025-03-04 05:11:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2025-03-04 05:11:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2025-03-04 05:11:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2025-03-04 05:11:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2025-03-04 05:11:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2025-03-04 05:11:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2025-03-04 05:11:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2025-03-04 05:11:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-03-04 05:11:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-03-04 05:11:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-03-04 05:11:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-03-04 05:11:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-03-04 05:11:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-03-04 05:11:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-03-04 05:11:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-03-04 05:11:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2025-03-04 05:11:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2025-03-04 05:11:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2025-03-04 05:11:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2025-03-04 05:11:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2025-03-04 05:11:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2025-03-04 05:11:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2025-03-04 05:11:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2025-03-04 05:11:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2025-03-04 05:11:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2025-03-04 05:11:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2025-03-04 05:11:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2025-03-04 05:11:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2025-03-04 05:11:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure free_blk_mountid [2025-03-04 05:11:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure free_blk_mountid [2025-03-04 05:11:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2025-03-04 05:11:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2025-03-04 05:11:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure is_range_written [2025-03-04 05:11:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure is_range_written [2025-03-04 05:11:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2025-03-04 05:11:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2025-03-04 05:11:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-04 05:11:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2025-03-04 05:11:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2025-03-04 05:11:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure list_replace [2025-03-04 05:11:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure list_replace [2025-03-04 05:11:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2025-03-04 05:11:59,816 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2025-03-04 05:11:59,816 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2025-03-04 05:11:59,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure is_aligned_req [2025-03-04 05:11:59,816 INFO L138 BoogieDeclarations]: Found implementation of procedure is_aligned_req [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2025-03-04 05:11:59,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure _prep_new_extent [2025-03-04 05:11:59,816 INFO L138 BoogieDeclarations]: Found implementation of procedure _prep_new_extent [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure bio_put [2025-03-04 05:11:59,816 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_put [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure print_short_extent [2025-03-04 05:11:59,816 INFO L138 BoogieDeclarations]: Found implementation of procedure print_short_extent [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-03-04 05:11:59,816 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-03-04 05:11:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure NFS_I [2025-03-04 05:11:59,817 INFO L138 BoogieDeclarations]: Found implementation of procedure NFS_I [2025-03-04 05:11:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure xdr_reserve_space [2025-03-04 05:11:59,817 INFO L138 BoogieDeclarations]: Found implementation of procedure xdr_reserve_space [2025-03-04 05:11:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2025-03-04 05:11:59,817 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2025-03-04 05:11:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure rpc_pipefs_notifier_unregister [2025-03-04 05:11:59,817 INFO L138 BoogieDeclarations]: Found implementation of procedure rpc_pipefs_notifier_unregister [2025-03-04 05:11:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_im_lock_of_pnfs_inval_markings [2025-03-04 05:11:59,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_im_lock_of_pnfs_inval_markings [2025-03-04 05:11:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2025-03-04 05:11:59,817 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2025-03-04 05:11:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure bl_push_one_short_extent [2025-03-04 05:11:59,817 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_push_one_short_extent [2025-03-04 05:11:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2025-03-04 05:11:59,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2025-03-04 05:11:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2025-03-04 05:11:59,817 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2025-03-04 05:11:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2025-03-04 05:11:59,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2025-03-04 05:11:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_81 [2025-03-04 05:11:59,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_81 [2025-03-04 05:11:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2025-03-04 05:11:59,817 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2025-03-04 05:11:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2025-03-04 05:11:59,817 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2025-03-04 05:11:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure _set_range [2025-03-04 05:11:59,817 INFO L138 BoogieDeclarations]: Found implementation of procedure _set_range [2025-03-04 05:11:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure bl_encode_layoutcommit [2025-03-04 05:11:59,817 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_encode_layoutcommit [2025-03-04 05:11:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure mark_extents_written [2025-03-04 05:11:59,817 INFO L138 BoogieDeclarations]: Found implementation of procedure mark_extents_written [2025-03-04 05:11:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_79 [2025-03-04 05:11:59,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_79 [2025-03-04 05:11:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure _add_entry [2025-03-04 05:11:59,817 INFO L138 BoogieDeclarations]: Found implementation of procedure _add_entry [2025-03-04 05:11:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure _front_merge [2025-03-04 05:11:59,817 INFO L138 BoogieDeclarations]: Found implementation of procedure _front_merge [2025-03-04 05:11:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure do_add_page_to_bio [2025-03-04 05:11:59,817 INFO L138 BoogieDeclarations]: Found implementation of procedure do_add_page_to_bio [2025-03-04 05:11:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2025-03-04 05:11:59,817 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2025-03-04 05:11:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure net_generic [2025-03-04 05:11:59,817 INFO L138 BoogieDeclarations]: Found implementation of procedure net_generic [2025-03-04 05:11:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_79 [2025-03-04 05:11:59,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_79 [2025-03-04 05:11:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2025-03-04 05:11:59,817 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2025-03-04 05:11:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure bl_find_get_extent [2025-03-04 05:11:59,817 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_find_get_extent [2025-03-04 05:11:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure bl_free_lseg [2025-03-04 05:11:59,817 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_free_lseg [2025-03-04 05:11:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2025-03-04 05:11:59,817 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2025-03-04 05:11:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-04 05:11:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-04 05:11:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-04 05:11:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-04 05:11:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-04 05:11:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-04 05:11:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-04 05:11:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-04 05:11:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-04 05:11:59,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-04 05:11:59,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-04 05:11:59,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-03-04 05:11:59,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-03-04 05:11:59,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-03-04 05:11:59,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-03-04 05:11:59,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-03-04 05:11:59,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-03-04 05:11:59,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-03-04 05:11:59,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-03-04 05:11:59,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-03-04 05:11:59,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2025-03-04 05:11:59,821 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2025-03-04 05:11:59,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2025-03-04 05:11:59,821 INFO L130 BoogieDeclarations]: Found specification of procedure nfs4blocklayout_register_sb [2025-03-04 05:11:59,821 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs4blocklayout_register_sb [2025-03-04 05:11:59,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-03-04 05:11:59,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-03-04 05:11:59,821 INFO L130 BoogieDeclarations]: Found specification of procedure SetPageUptodate [2025-03-04 05:11:59,821 INFO L138 BoogieDeclarations]: Found implementation of procedure SetPageUptodate [2025-03-04 05:11:59,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_im_lock_of_pnfs_inval_markings [2025-03-04 05:11:59,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_im_lock_of_pnfs_inval_markings [2025-03-04 05:11:59,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_82 [2025-03-04 05:11:59,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_82 [2025-03-04 05:11:59,821 INFO L130 BoogieDeclarations]: Found specification of procedure zero_user_segment [2025-03-04 05:11:59,821 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_user_segment [2025-03-04 05:11:59,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_80 [2025-03-04 05:11:59,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_80 [2025-03-04 05:11:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_nfs4blocklayout_exit_7_2 [2025-03-04 05:11:59,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_nfs4blocklayout_exit_7_2 [2025-03-04 05:11:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure decode_sector_number [2025-03-04 05:11:59,822 INFO L138 BoogieDeclarations]: Found implementation of procedure decode_sector_number [2025-03-04 05:11:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure bl_read_partial_page_sync [2025-03-04 05:11:59,822 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_read_partial_page_sync [2025-03-04 05:11:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure put_parallel [2025-03-04 05:11:59,822 INFO L138 BoogieDeclarations]: Found implementation of procedure put_parallel [2025-03-04 05:11:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2025-03-04 05:11:59,822 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2025-03-04 05:11:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure pnfs_generic_pg_init_read [2025-03-04 05:11:59,822 INFO L138 BoogieDeclarations]: Found implementation of procedure pnfs_generic_pg_init_read [2025-03-04 05:11:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure bl_end_io_write [2025-03-04 05:11:59,822 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_end_io_write [2025-03-04 05:11:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2025-03-04 05:11:59,822 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2025-03-04 05:11:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2025-03-04 05:11:59,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2025-03-04 05:11:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure PageUptodate [2025-03-04 05:11:59,822 INFO L138 BoogieDeclarations]: Found implementation of procedure PageUptodate [2025-03-04 05:11:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure bio_add_page [2025-03-04 05:11:59,822 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_add_page [2025-03-04 05:11:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2025-03-04 05:11:59,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2025-03-04 05:11:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure release_extents [2025-03-04 05:11:59,822 INFO L138 BoogieDeclarations]: Found implementation of procedure release_extents [2025-03-04 05:11:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2025-03-04 05:11:59,822 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2025-03-04 05:11:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_acquire [2025-03-04 05:11:59,822 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_acquire [2025-03-04 05:11:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2025-03-04 05:11:59,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2025-03-04 05:11:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure bl_do_readpage_sync [2025-03-04 05:11:59,822 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_do_readpage_sync [2025-03-04 05:11:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2025-03-04 05:11:59,822 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2025-03-04 05:11:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure bl_set_layoutdriver [2025-03-04 05:11:59,822 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_set_layoutdriver [2025-03-04 05:11:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure bl_end_io_write_zero [2025-03-04 05:11:59,822 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_end_io_write_zero [2025-03-04 05:11:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure normalize_up [2025-03-04 05:11:59,822 INFO L138 BoogieDeclarations]: Found implementation of procedure normalize_up [2025-03-04 05:11:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2025-03-04 05:11:59,822 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2025-03-04 05:11:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure __kunmap_atomic [2025-03-04 05:11:59,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __kunmap_atomic [2025-03-04 05:11:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2025-03-04 05:11:59,822 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2025-03-04 05:11:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-04 05:11:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-04 05:11:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-04 05:11:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-04 05:11:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-04 05:11:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-04 05:11:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-04 05:11:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-04 05:11:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-04 05:11:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-04 05:11:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-04 05:11:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-03-04 05:11:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-03-04 05:11:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-03-04 05:11:59,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-03-04 05:11:59,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-03-04 05:11:59,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-03-04 05:11:59,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-03-04 05:11:59,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-03-04 05:11:59,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-03-04 05:11:59,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2025-03-04 05:11:59,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2025-03-04 05:11:59,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2025-03-04 05:11:59,824 INFO L130 BoogieDeclarations]: Found specification of procedure pnfs_set_lo_fail [2025-03-04 05:11:59,824 INFO L138 BoogieDeclarations]: Found implementation of procedure pnfs_set_lo_fail [2025-03-04 05:11:59,824 INFO L130 BoogieDeclarations]: Found specification of procedure set_to_rw [2025-03-04 05:11:59,824 INFO L138 BoogieDeclarations]: Found implementation of procedure set_to_rw [2025-03-04 05:12:00,783 INFO L256 CfgBuilder]: Building ICFG [2025-03-04 05:12:00,788 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-04 05:12:00,834 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8438: havoc #t~mem83; [2025-03-04 05:12:00,996 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L19527: havoc #t~nondet1669; [2025-03-04 05:12:01,477 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L19496: havoc alloc_page_buffers_#t~ret1662#1.base, alloc_page_buffers_#t~ret1662#1.offset; [2025-03-04 05:12:01,478 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L19536: havoc find_get_page_#t~ret1670#1.base, find_get_page_#t~ret1670#1.offset; [2025-03-04 05:12:01,478 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L19503: havoc bh_submit_read_#t~nondet1664#1; [2025-03-04 05:12:01,478 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L19539: havoc find_or_create_page_#t~ret1671#1.base, find_or_create_page_#t~ret1671#1.offset; [2025-03-04 05:12:01,478 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L19507: havoc bh_uptodate_or_lock_#t~nondet1665#1; [2025-03-04 05:12:01,478 INFO L1325 $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; [2025-03-04 05:12:01,478 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L19708: havoc test_set_page_writeback_#t~nondet1694#1; [2025-03-04 05:12:01,495 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L19514: havoc bio_alloc_bioset_#t~ret1667#1.base, bio_alloc_bioset_#t~ret1667#1.offset; [2025-03-04 05:12:01,506 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7813-1: test_and_set_bit_#res#1 := 1; [2025-03-04 05:12:01,516 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L19698: havoc rpc_unlink_#t~nondet1693#1; [2025-03-04 05:12:01,829 INFO L1325 $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; [2025-03-04 05:12:01,829 INFO L1325 $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; [2025-03-04 05:12:01,833 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8758: havoc NFS_SB_#t~mem155#1.base, NFS_SB_#t~mem155#1.offset; [2025-03-04 05:12:02,009 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L19499: havoc alloc_pages_current_#t~ret1663#1.base, alloc_pages_current_#t~ret1663#1.offset; [2025-03-04 05:12:02,150 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L19478: havoc #t~nondet1661; [2025-03-04 05:12:02,180 INFO L1325 $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; [2025-03-04 05:12:02,180 INFO L1325 $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; [2025-03-04 05:12:02,189 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9066: havoc #t~mem235;havoc #t~mem236;havoc #t~short237; [2025-03-04 05:12:02,224 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L19670: havoc #t~ret1687.base, #t~ret1687.offset; [2025-03-04 05:12:02,240 INFO L1325 $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; [2025-03-04 05:12:02,242 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L19650: havoc #t~nondet1683; [2025-03-04 05:12:02,266 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L19694: havoc #t~nondet1692; [2025-03-04 05:12:02,383 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L19733: havoc #t~ret1697.base, #t~ret1697.offset; [2025-03-04 05:12:02,800 INFO L1325 $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; [2025-03-04 05:12:02,885 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L19611: havoc #t~nondet1677; [2025-03-04 05:12:02,937 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L13941: havoc _find_entry_#t~mem859#1; [2025-03-04 05:12:03,995 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L19591: havoc nfs_dreq_bytes_left_#t~nondet1675#1; [2025-03-04 05:12:03,995 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L19658: havoc register_pernet_subsys_#t~nondet1685#1; [2025-03-04 05:12:03,996 INFO L1325 $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; [2025-03-04 05:12:03,996 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L19673: havoc rpc_mkpipe_data_#t~ret1688#1.base, rpc_mkpipe_data_#t~ret1688#1.offset; [2025-03-04 05:12:03,996 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L19607: havoc pnfs_generic_pg_readpages_#t~nondet1676#1; [2025-03-04 05:12:03,996 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L19680: havoc rpc_pipe_generic_upcall_#t~nondet1690#1; [2025-03-04 05:12:03,996 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L19615: havoc pnfs_generic_pg_writepages_#t~nondet1678#1; [2025-03-04 05:12:03,996 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L19684: havoc rpc_pipefs_notifier_register_#t~nondet1691#1; [2025-03-04 05:12:03,996 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L19625: havoc pnfs_register_layoutdriver_#t~nondet1679#1; [2025-03-04 05:12:03,996 INFO L1325 $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; [2025-03-04 05:12:03,996 INFO L1325 $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; [2025-03-04 05:12:03,996 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L19712: havoc try_module_get_#t~nondet1695#1; [2025-03-04 05:12:03,996 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L19646: havoc radix_tree_next_hole_#t~nondet1682#1; [2025-03-04 05:12:03,996 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-03-04 05:12:03,996 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12714-1: ldv_rpc_pipefs_notifier_register_#res#1 := ldv_rpc_pipefs_notifier_register_~arg0#1; [2025-03-04 05:12:04,358 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7899-1: atomic_sub_and_test_#res#1 := 1; [2025-03-04 05:12:04,424 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-03-04 05:12:04,563 INFO L1325 $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; [2025-03-04 05:12:04,651 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L13784: havoc #t~mem840; [2025-03-04 05:12:04,880 INFO L1325 $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; [2025-03-04 05:12:04,935 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8731: havoc #t~ret151.base, #t~ret151.offset; [2025-03-04 05:12:04,973 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L11241: havoc #t~mem673;havoc #t~bitwise674;havoc #t~mem675;havoc #t~bitwise676;havoc #t~short677; [2025-03-04 05:12:05,026 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L19635: havoc #t~nondet1680; [2025-03-04 05:12:05,030 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L19736: havoc #t~ret1698.base, #t~ret1698.offset; [2025-03-04 05:12:05,063 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7798: havoc #t~mem5.base, #t~mem5.offset; [2025-03-04 05:12:05,146 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L19727: havoc xdr_encode_opaque_fixed_#t~ret1696#1.base, xdr_encode_opaque_fixed_#t~ret1696#1.offset; [2025-03-04 05:12:09,352 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7829: havoc #t~mem7;havoc #t~bitwise8; [2025-03-04 05:12:09,390 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L19654: havoc rcu_lockdep_current_cpu_online_#t~nondet1684#1; [2025-03-04 05:12:09,390 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L19564: havoc lock_is_held_#t~nondet1672#1; [2025-03-04 05:12:09,521 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L19676: havoc rpc_mkpipe_dentry_#t~ret1689#1.base, rpc_mkpipe_dentry_#t~ret1689#1.offset; [2025-03-04 05:12:09,521 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L19664: havoc rpc_d_lookup_sb_#t~ret1686#1.base, rpc_d_lookup_sb_#t~ret1686#1.offset; [2025-03-04 05:12:09,562 INFO L1325 $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; [2025-03-04 05:12:09,607 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L19511: havoc #t~nondet1666; [2025-03-04 05:12:09,671 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L19642: havoc queue_work_on_#t~nondet1681#1; [2025-03-04 05:12:10,065 INFO L1325 $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; [2025-03-04 05:12:10,065 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L19583: havoc nfs4_proc_getdeviceinfo_#t~nondet1673#1; [2025-03-04 05:12:10,065 INFO L1325 $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; [2025-03-04 05:12:10,065 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L19520: havoc blkdev_get_by_dev_#t~ret1668#1.base, blkdev_get_by_dev_#t~ret1668#1.offset; [2025-03-04 05:12:10,065 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L19587: havoc nfs4_proc_getdevicelist_#t~nondet1674#1; [2025-03-04 05:12:10,207 INFO L1325 $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; [2025-03-04 05:12:11,875 INFO L? ?]: Removed 3586 outVars from TransFormulas that were not future-live. [2025-03-04 05:12:11,876 INFO L307 CfgBuilder]: Performing block encoding [2025-03-04 05:12:11,987 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-04 05:12:11,988 INFO L336 CfgBuilder]: Removed 2 assume(true) statements. [2025-03-04 05:12:11,988 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 05:12:11 BoogieIcfgContainer [2025-03-04 05:12:11,988 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-04 05:12:11,990 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-04 05:12:11,990 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-04 05:12:11,993 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-04 05:12:11,993 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.03 05:11:52" (1/3) ... [2025-03-04 05:12:11,994 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@548ecbe6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 05:12:11, skipping insertion in model container [2025-03-04 05:12:11,994 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:11:57" (2/3) ... [2025-03-04 05:12:11,994 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@548ecbe6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 05:12:11, skipping insertion in model container [2025-03-04 05:12:11,994 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 05:12:11" (3/3) ... [2025-03-04 05:12:11,995 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-nfs-blocklayout-blocklayoutdriver.cil.i [2025-03-04 05:12:12,005 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-04 05:12:12,009 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. [2025-03-04 05:12:12,133 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-04 05:12:12,143 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;@250f70b7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-04 05:12:12,145 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2025-03-04 05:12:12,161 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) [2025-03-04 05:12:12,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2025-03-04 05:12:12,188 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 05:12:12,189 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] [2025-03-04 05:12:12,189 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)] === [2025-03-04 05:12:12,192 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 05:12:12,193 INFO L85 PathProgramCache]: Analyzing trace with hash 2061591383, now seen corresponding path program 1 times [2025-03-04 05:12:12,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 05:12:12,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081321370] [2025-03-04 05:12:12,199 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:12:12,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 05:12:12,471 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 406 statements into 1 equivalence classes. [2025-03-04 05:12:12,666 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 406 of 406 statements. [2025-03-04 05:12:12,666 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 05:12:12,666 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 05:12:13,326 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5151 trivial. 0 not checked. [2025-03-04 05:12:13,328 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 05:12:13,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081321370] [2025-03-04 05:12:13,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1081321370] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 05:12:13,329 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 05:12:13,329 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 05:12:13,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [786850982] [2025-03-04 05:12:13,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 05:12:13,334 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 05:12:13,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 05:12:13,352 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 05:12:13,353 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 05:12:13,361 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) [2025-03-04 05:12:15,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 05:12:15,085 INFO L93 Difference]: Finished difference Result 10695 states and 15876 transitions. [2025-03-04 05:12:15,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 05:12:15,088 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 [2025-03-04 05:12:15,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 05:12:15,165 INFO L225 Difference]: With dead ends: 10695 [2025-03-04 05:12:15,166 INFO L226 Difference]: Without dead ends: 7056 [2025-03-04 05:12:15,201 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 [2025-03-04 05:12:15,205 INFO L435 NwaCegarLoop]: 5119 mSDtfsCounter, 4973 mSDsluCounter, 5005 mSDsCounter, 0 mSdLazyCounter, 294 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s 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, 1.3s IncrementalHoareTripleChecker+Time [2025-03-04 05:12:15,206 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4973 Valid, 10124 Invalid, 305 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 294 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2025-03-04 05:12:15,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7056 states. [2025-03-04 05:12:15,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7056 to 7052. [2025-03-04 05:12:15,620 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) [2025-03-04 05:12:15,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7052 states to 7052 states and 10118 transitions. [2025-03-04 05:12:15,690 INFO L78 Accepts]: Start accepts. Automaton has 7052 states and 10118 transitions. Word has length 406 [2025-03-04 05:12:15,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 05:12:15,691 INFO L471 AbstractCegarLoop]: Abstraction has 7052 states and 10118 transitions. [2025-03-04 05:12:15,692 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) [2025-03-04 05:12:15,692 INFO L276 IsEmpty]: Start isEmpty. Operand 7052 states and 10118 transitions. [2025-03-04 05:12:15,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2025-03-04 05:12:15,708 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 05:12:15,708 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] [2025-03-04 05:12:15,709 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-04 05:12:15,709 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)] === [2025-03-04 05:12:15,709 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 05:12:15,709 INFO L85 PathProgramCache]: Analyzing trace with hash -1173266973, now seen corresponding path program 1 times [2025-03-04 05:12:15,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 05:12:15,709 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794944183] [2025-03-04 05:12:15,709 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:12:15,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 05:12:15,909 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 423 statements into 1 equivalence classes. [2025-03-04 05:12:15,989 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 423 of 423 statements. [2025-03-04 05:12:15,990 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 05:12:15,990 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 05:12:16,228 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5151 trivial. 0 not checked. [2025-03-04 05:12:16,229 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 05:12:16,229 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1794944183] [2025-03-04 05:12:16,229 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1794944183] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 05:12:16,229 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 05:12:16,229 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 05:12:16,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990553174] [2025-03-04 05:12:16,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 05:12:16,230 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 05:12:16,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 05:12:16,231 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 05:12:16,231 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 05:12:16,231 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) [2025-03-04 05:12:18,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 05:12:18,096 INFO L93 Difference]: Finished difference Result 17434 states and 24995 transitions. [2025-03-04 05:12:18,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 05:12:18,097 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 [2025-03-04 05:12:18,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 05:12:18,185 INFO L225 Difference]: With dead ends: 17434 [2025-03-04 05:12:18,185 INFO L226 Difference]: Without dead ends: 10455 [2025-03-04 05:12:18,227 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 [2025-03-04 05:12:18,228 INFO L435 NwaCegarLoop]: 5104 mSDtfsCounter, 4958 mSDsluCounter, 5024 mSDsCounter, 0 mSdLazyCounter, 316 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s 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, 1.5s IncrementalHoareTripleChecker+Time [2025-03-04 05:12:18,228 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4958 Valid, 10128 Invalid, 323 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 316 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2025-03-04 05:12:18,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10455 states. [2025-03-04 05:12:18,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10455 to 10422. [2025-03-04 05:12:18,689 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) [2025-03-04 05:12:18,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10422 states to 10422 states and 14927 transitions. [2025-03-04 05:12:18,751 INFO L78 Accepts]: Start accepts. Automaton has 10422 states and 14927 transitions. Word has length 423 [2025-03-04 05:12:18,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 05:12:18,753 INFO L471 AbstractCegarLoop]: Abstraction has 10422 states and 14927 transitions. [2025-03-04 05:12:18,753 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) [2025-03-04 05:12:18,753 INFO L276 IsEmpty]: Start isEmpty. Operand 10422 states and 14927 transitions. [2025-03-04 05:12:18,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2025-03-04 05:12:18,761 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 05:12:18,761 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] [2025-03-04 05:12:18,761 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-04 05:12:18,761 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)] === [2025-03-04 05:12:18,762 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 05:12:18,762 INFO L85 PathProgramCache]: Analyzing trace with hash 1701024767, now seen corresponding path program 1 times [2025-03-04 05:12:18,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 05:12:18,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650097363] [2025-03-04 05:12:18,762 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:12:18,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 05:12:18,909 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 424 statements into 1 equivalence classes. [2025-03-04 05:12:18,965 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 424 of 424 statements. [2025-03-04 05:12:18,966 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 05:12:18,966 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 05:12:19,437 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5151 trivial. 0 not checked. [2025-03-04 05:12:19,438 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 05:12:19,438 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650097363] [2025-03-04 05:12:19,438 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1650097363] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 05:12:19,438 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 05:12:19,438 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 05:12:19,438 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701267502] [2025-03-04 05:12:19,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 05:12:19,439 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 05:12:19,439 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 05:12:19,439 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 05:12:19,440 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 05:12:19,440 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) [2025-03-04 05:12:20,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 05:12:20,906 INFO L93 Difference]: Finished difference Result 21864 states and 31171 transitions. [2025-03-04 05:12:20,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 05:12:20,910 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 [2025-03-04 05:12:20,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 05:12:21,004 INFO L225 Difference]: With dead ends: 21864 [2025-03-04 05:12:21,004 INFO L226 Difference]: Without dead ends: 11515 [2025-03-04 05:12:21,052 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 [2025-03-04 05:12:21,052 INFO L435 NwaCegarLoop]: 9014 mSDtfsCounter, 4936 mSDsluCounter, 5025 mSDsCounter, 0 mSdLazyCounter, 434 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.1s IncrementalHoareTripleChecker+Time [2025-03-04 05:12:21,052 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4936 Valid, 14039 Invalid, 441 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 434 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2025-03-04 05:12:21,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11515 states. [2025-03-04 05:12:21,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11515 to 11480. [2025-03-04 05:12:21,489 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) [2025-03-04 05:12:21,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11480 states to 11480 states and 16287 transitions. [2025-03-04 05:12:21,551 INFO L78 Accepts]: Start accepts. Automaton has 11480 states and 16287 transitions. Word has length 424 [2025-03-04 05:12:21,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 05:12:21,554 INFO L471 AbstractCegarLoop]: Abstraction has 11480 states and 16287 transitions. [2025-03-04 05:12:21,554 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 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) [2025-03-04 05:12:21,555 INFO L276 IsEmpty]: Start isEmpty. Operand 11480 states and 16287 transitions. [2025-03-04 05:12:21,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 463 [2025-03-04 05:12:21,561 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 05:12:21,562 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] [2025-03-04 05:12:21,562 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-04 05:12:21,562 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)] === [2025-03-04 05:12:21,563 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 05:12:21,563 INFO L85 PathProgramCache]: Analyzing trace with hash -496779568, now seen corresponding path program 1 times [2025-03-04 05:12:21,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 05:12:21,563 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057090223] [2025-03-04 05:12:21,564 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:12:21,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 05:12:21,693 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 462 statements into 1 equivalence classes. [2025-03-04 05:12:21,733 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 462 of 462 statements. [2025-03-04 05:12:21,733 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 05:12:21,733 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 05:12:21,925 INFO L134 CoverageAnalysis]: Checked inductivity of 5390 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 5376 trivial. 0 not checked. [2025-03-04 05:12:21,926 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 05:12:21,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057090223] [2025-03-04 05:12:21,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1057090223] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 05:12:21,926 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 05:12:21,926 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 05:12:21,926 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131987532] [2025-03-04 05:12:21,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 05:12:21,926 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 05:12:21,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 05:12:21,927 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 05:12:21,927 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 05:12:21,927 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) [2025-03-04 05:12:23,909 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-04 05:12:24,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 05:12:24,867 INFO L93 Difference]: Finished difference Result 32934 states and 46904 transitions. [2025-03-04 05:12:24,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 05:12:24,867 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 [2025-03-04 05:12:24,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 05:12:24,997 INFO L225 Difference]: With dead ends: 32934 [2025-03-04 05:12:24,997 INFO L226 Difference]: Without dead ends: 21916 [2025-03-04 05:12:25,040 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 [2025-03-04 05:12:25,040 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 [2025-03-04 05:12:25,041 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] [2025-03-04 05:12:25,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21916 states. [2025-03-04 05:12:25,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21916 to 21912. [2025-03-04 05:12:25,891 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) [2025-03-04 05:12:26,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21912 states to 21912 states and 31189 transitions. [2025-03-04 05:12:26,104 INFO L78 Accepts]: Start accepts. Automaton has 21912 states and 31189 transitions. Word has length 462 [2025-03-04 05:12:26,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 05:12:26,109 INFO L471 AbstractCegarLoop]: Abstraction has 21912 states and 31189 transitions. [2025-03-04 05:12:26,109 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) [2025-03-04 05:12:26,109 INFO L276 IsEmpty]: Start isEmpty. Operand 21912 states and 31189 transitions. [2025-03-04 05:12:26,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 463 [2025-03-04 05:12:26,117 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 05:12:26,117 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] [2025-03-04 05:12:26,118 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-04 05:12:26,119 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)] === [2025-03-04 05:12:26,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 05:12:26,119 INFO L85 PathProgramCache]: Analyzing trace with hash 196322129, now seen corresponding path program 1 times [2025-03-04 05:12:26,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 05:12:26,120 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844221653] [2025-03-04 05:12:26,120 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:12:26,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 05:12:26,427 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 462 statements into 1 equivalence classes. [2025-03-04 05:12:26,506 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 462 of 462 statements. [2025-03-04 05:12:26,506 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 05:12:26,506 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 05:12:27,161 INFO L134 CoverageAnalysis]: Checked inductivity of 5390 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5390 trivial. 0 not checked. [2025-03-04 05:12:27,161 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 05:12:27,161 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1844221653] [2025-03-04 05:12:27,161 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1844221653] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 05:12:27,161 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 05:12:27,161 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-04 05:12:27,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585353808] [2025-03-04 05:12:27,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 05:12:27,162 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-04 05:12:27,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 05:12:27,163 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-04 05:12:27,163 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-04 05:12:27,164 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) [2025-03-04 05:12:28,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 05:12:28,060 INFO L93 Difference]: Finished difference Result 21918 states and 31194 transitions. [2025-03-04 05:12:28,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-04 05:12:28,061 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 [2025-03-04 05:12:28,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 05:12:28,175 INFO L225 Difference]: With dead ends: 21918 [2025-03-04 05:12:28,175 INFO L226 Difference]: Without dead ends: 21916 [2025-03-04 05:12:28,188 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 [2025-03-04 05:12:28,189 INFO L435 NwaCegarLoop]: 5084 mSDtfsCounter, 5108 mSDsluCounter, 10149 mSDsCounter, 0 mSdLazyCounter, 405 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s 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, 0.4s IncrementalHoareTripleChecker+Time [2025-03-04 05:12:28,190 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5109 Valid, 15233 Invalid, 405 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 405 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-03-04 05:12:28,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21916 states. [2025-03-04 05:12:29,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21916 to 21916. [2025-03-04 05:12:29,264 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) [2025-03-04 05:12:29,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21916 states to 21916 states and 31192 transitions. [2025-03-04 05:12:29,395 INFO L78 Accepts]: Start accepts. Automaton has 21916 states and 31192 transitions. Word has length 462 [2025-03-04 05:12:29,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 05:12:29,397 INFO L471 AbstractCegarLoop]: Abstraction has 21916 states and 31192 transitions. [2025-03-04 05:12:29,397 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) [2025-03-04 05:12:29,397 INFO L276 IsEmpty]: Start isEmpty. Operand 21916 states and 31192 transitions. [2025-03-04 05:12:29,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2025-03-04 05:12:29,403 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 05:12:29,403 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] [2025-03-04 05:12:29,403 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-04 05:12:29,404 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)] === [2025-03-04 05:12:29,404 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 05:12:29,404 INFO L85 PathProgramCache]: Analyzing trace with hash -442258697, now seen corresponding path program 1 times [2025-03-04 05:12:29,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 05:12:29,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485093052] [2025-03-04 05:12:29,405 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:12:29,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 05:12:29,690 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 467 statements into 1 equivalence classes. [2025-03-04 05:12:29,731 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 467 of 467 statements. [2025-03-04 05:12:29,732 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 05:12:29,732 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 05:12:30,167 INFO L134 CoverageAnalysis]: Checked inductivity of 5392 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5390 trivial. 0 not checked. [2025-03-04 05:12:30,168 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 05:12:30,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485093052] [2025-03-04 05:12:30,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485093052] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 05:12:30,168 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 05:12:30,168 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-04 05:12:30,168 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208801045] [2025-03-04 05:12:30,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 05:12:30,169 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-04 05:12:30,169 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 05:12:30,169 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-04 05:12:30,169 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-04 05:12:30,170 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) [2025-03-04 05:12:31,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 05:12:31,025 INFO L93 Difference]: Finished difference Result 21922 states and 31197 transitions. [2025-03-04 05:12:31,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-04 05:12:31,026 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 [2025-03-04 05:12:31,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 05:12:31,125 INFO L225 Difference]: With dead ends: 21922 [2025-03-04 05:12:31,126 INFO L226 Difference]: Without dead ends: 21920 [2025-03-04 05:12:31,140 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 [2025-03-04 05:12:31,141 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, 0.4s IncrementalHoareTripleChecker+Time [2025-03-04 05:12:31,141 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5105 Valid, 15237 Invalid, 406 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 406 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-03-04 05:12:31,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21920 states. [2025-03-04 05:12:31,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21920 to 21920. [2025-03-04 05:12:31,946 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) [2025-03-04 05:12:32,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21920 states to 21920 states and 31195 transitions. [2025-03-04 05:12:32,033 INFO L78 Accepts]: Start accepts. Automaton has 21920 states and 31195 transitions. Word has length 467 [2025-03-04 05:12:32,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 05:12:32,034 INFO L471 AbstractCegarLoop]: Abstraction has 21920 states and 31195 transitions. [2025-03-04 05:12:32,034 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) [2025-03-04 05:12:32,034 INFO L276 IsEmpty]: Start isEmpty. Operand 21920 states and 31195 transitions. [2025-03-04 05:12:32,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 473 [2025-03-04 05:12:32,038 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 05:12:32,038 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] [2025-03-04 05:12:32,038 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-04 05:12:32,039 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)] === [2025-03-04 05:12:32,039 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 05:12:32,039 INFO L85 PathProgramCache]: Analyzing trace with hash -825793711, now seen corresponding path program 1 times [2025-03-04 05:12:32,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 05:12:32,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108996908] [2025-03-04 05:12:32,039 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:12:32,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 05:12:32,167 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 472 statements into 1 equivalence classes. [2025-03-04 05:12:32,199 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 472 of 472 statements. [2025-03-04 05:12:32,200 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 05:12:32,200 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 05:12:32,554 INFO L134 CoverageAnalysis]: Checked inductivity of 5398 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5394 trivial. 0 not checked. [2025-03-04 05:12:32,555 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 05:12:32,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [108996908] [2025-03-04 05:12:32,555 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [108996908] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 05:12:32,555 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 05:12:32,555 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-04 05:12:32,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832942008] [2025-03-04 05:12:32,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 05:12:32,556 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-04 05:12:32,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 05:12:32,557 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-04 05:12:32,557 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-04 05:12:32,557 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) [2025-03-04 05:12:33,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 05:12:33,515 INFO L93 Difference]: Finished difference Result 21926 states and 31200 transitions. [2025-03-04 05:12:33,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-04 05:12:33,516 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 [2025-03-04 05:12:33,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 05:12:33,622 INFO L225 Difference]: With dead ends: 21926 [2025-03-04 05:12:33,622 INFO L226 Difference]: Without dead ends: 21924 [2025-03-04 05:12:33,636 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 [2025-03-04 05:12:33,636 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, 0.3s IncrementalHoareTripleChecker+Time [2025-03-04 05:12:33,636 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5104 Valid, 15237 Invalid, 406 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 406 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-04 05:12:33,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21924 states. [2025-03-04 05:12:34,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21924 to 21924. [2025-03-04 05:12:34,979 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) [2025-03-04 05:12:35,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21924 states to 21924 states and 31198 transitions. [2025-03-04 05:12:35,070 INFO L78 Accepts]: Start accepts. Automaton has 21924 states and 31198 transitions. Word has length 472 [2025-03-04 05:12:35,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 05:12:35,071 INFO L471 AbstractCegarLoop]: Abstraction has 21924 states and 31198 transitions. [2025-03-04 05:12:35,071 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) [2025-03-04 05:12:35,072 INFO L276 IsEmpty]: Start isEmpty. Operand 21924 states and 31198 transitions. [2025-03-04 05:12:35,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 478 [2025-03-04 05:12:35,077 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 05:12:35,078 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] [2025-03-04 05:12:35,078 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-03-04 05:12:35,078 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)] === [2025-03-04 05:12:35,078 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 05:12:35,078 INFO L85 PathProgramCache]: Analyzing trace with hash -1196573833, now seen corresponding path program 1 times [2025-03-04 05:12:35,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 05:12:35,079 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [75444869] [2025-03-04 05:12:35,079 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:12:35,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 05:12:35,208 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 477 statements into 1 equivalence classes. [2025-03-04 05:12:35,240 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 477 of 477 statements. [2025-03-04 05:12:35,241 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 05:12:35,241 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 05:12:35,592 INFO L134 CoverageAnalysis]: Checked inductivity of 5408 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5402 trivial. 0 not checked. [2025-03-04 05:12:35,592 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 05:12:35,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [75444869] [2025-03-04 05:12:35,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [75444869] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 05:12:35,592 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 05:12:35,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-04 05:12:35,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436671700] [2025-03-04 05:12:35,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 05:12:35,593 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-04 05:12:35,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 05:12:35,593 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-04 05:12:35,594 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-04 05:12:35,594 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) [2025-03-04 05:12:36,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 05:12:36,683 INFO L93 Difference]: Finished difference Result 27418 states and 38825 transitions. [2025-03-04 05:12:36,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-04 05:12:36,683 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 [2025-03-04 05:12:36,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 05:12:36,806 INFO L225 Difference]: With dead ends: 27418 [2025-03-04 05:12:36,806 INFO L226 Difference]: Without dead ends: 27416 [2025-03-04 05:12:36,822 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 [2025-03-04 05:12:36,823 INFO L435 NwaCegarLoop]: 5765 mSDtfsCounter, 4820 mSDsluCounter, 12989 mSDsCounter, 0 mSdLazyCounter, 516 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s 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, 0.4s IncrementalHoareTripleChecker+Time [2025-03-04 05:12:36,823 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4821 Valid, 18754 Invalid, 517 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 516 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-03-04 05:12:36,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27416 states. [2025-03-04 05:12:37,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27416 to 27400. [2025-03-04 05:12:37,833 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) [2025-03-04 05:12:37,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27400 states to 27400 states and 38809 transitions. [2025-03-04 05:12:37,953 INFO L78 Accepts]: Start accepts. Automaton has 27400 states and 38809 transitions. Word has length 477 [2025-03-04 05:12:37,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 05:12:37,955 INFO L471 AbstractCegarLoop]: Abstraction has 27400 states and 38809 transitions. [2025-03-04 05:12:37,955 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) [2025-03-04 05:12:37,955 INFO L276 IsEmpty]: Start isEmpty. Operand 27400 states and 38809 transitions. [2025-03-04 05:12:37,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 483 [2025-03-04 05:12:37,959 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 05:12:37,960 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] [2025-03-04 05:12:37,960 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-03-04 05:12:37,960 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)] === [2025-03-04 05:12:37,961 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 05:12:37,961 INFO L85 PathProgramCache]: Analyzing trace with hash 2042196817, now seen corresponding path program 1 times [2025-03-04 05:12:37,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 05:12:37,961 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [324407275] [2025-03-04 05:12:37,961 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:12:37,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 05:12:38,088 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 482 statements into 1 equivalence classes. [2025-03-04 05:12:38,120 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 482 of 482 statements. [2025-03-04 05:12:38,120 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 05:12:38,120 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 05:12:38,435 INFO L134 CoverageAnalysis]: Checked inductivity of 5422 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 5414 trivial. 0 not checked. [2025-03-04 05:12:38,436 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 05:12:38,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [324407275] [2025-03-04 05:12:38,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [324407275] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 05:12:38,437 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 05:12:38,437 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-04 05:12:38,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784974697] [2025-03-04 05:12:38,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 05:12:38,437 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-04 05:12:38,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 05:12:38,438 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-04 05:12:38,438 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-04 05:12:38,439 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) [2025-03-04 05:12:40,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 05:12:40,079 INFO L93 Difference]: Finished difference Result 27528 states and 38917 transitions. [2025-03-04 05:12:40,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-04 05:12:40,080 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 [2025-03-04 05:12:40,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 05:12:40,244 INFO L225 Difference]: With dead ends: 27528 [2025-03-04 05:12:40,244 INFO L226 Difference]: Without dead ends: 27526 [2025-03-04 05:12:40,264 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 [2025-03-04 05:12:40,267 INFO L435 NwaCegarLoop]: 5090 mSDtfsCounter, 5078 mSDsluCounter, 10189 mSDsCounter, 0 mSdLazyCounter, 419 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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, 0.5s IncrementalHoareTripleChecker+Time [2025-03-04 05:12:40,267 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5079 Valid, 15279 Invalid, 420 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 419 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-04 05:12:40,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27526 states. [2025-03-04 05:12:41,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27526 to 27524. [2025-03-04 05:12:41,789 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) [2025-03-04 05:12:41,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27524 states to 27524 states and 38914 transitions. [2025-03-04 05:12:41,899 INFO L78 Accepts]: Start accepts. Automaton has 27524 states and 38914 transitions. Word has length 482 [2025-03-04 05:12:41,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 05:12:41,900 INFO L471 AbstractCegarLoop]: Abstraction has 27524 states and 38914 transitions. [2025-03-04 05:12:41,900 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) [2025-03-04 05:12:41,900 INFO L276 IsEmpty]: Start isEmpty. Operand 27524 states and 38914 transitions. [2025-03-04 05:12:41,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 488 [2025-03-04 05:12:41,905 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 05:12:41,906 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] [2025-03-04 05:12:41,906 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-03-04 05:12:41,906 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)] === [2025-03-04 05:12:41,906 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 05:12:41,907 INFO L85 PathProgramCache]: Analyzing trace with hash 1649114103, now seen corresponding path program 1 times [2025-03-04 05:12:41,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 05:12:41,907 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684448105] [2025-03-04 05:12:41,907 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:12:41,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 05:12:42,030 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 487 statements into 1 equivalence classes. [2025-03-04 05:12:42,152 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 487 of 487 statements. [2025-03-04 05:12:42,152 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 05:12:42,152 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 05:12:42,437 INFO L134 CoverageAnalysis]: Checked inductivity of 5440 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 5430 trivial. 0 not checked. [2025-03-04 05:12:42,438 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 05:12:42,438 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684448105] [2025-03-04 05:12:42,438 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1684448105] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 05:12:42,438 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 05:12:42,438 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-04 05:12:42,438 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1081716080] [2025-03-04 05:12:42,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 05:12:42,439 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-04 05:12:42,439 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 05:12:42,439 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-04 05:12:42,439 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-04 05:12:42,439 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) [2025-03-04 05:12:43,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 05:12:43,495 INFO L93 Difference]: Finished difference Result 27530 states and 38919 transitions. [2025-03-04 05:12:43,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-04 05:12:43,495 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 [2025-03-04 05:12:43,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 05:12:43,624 INFO L225 Difference]: With dead ends: 27530 [2025-03-04 05:12:43,625 INFO L226 Difference]: Without dead ends: 27528 [2025-03-04 05:12:43,650 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 [2025-03-04 05:12:43,651 INFO L435 NwaCegarLoop]: 5087 mSDtfsCounter, 5100 mSDsluCounter, 10150 mSDsCounter, 0 mSdLazyCounter, 406 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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 [2025-03-04 05:12:43,651 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] [2025-03-04 05:12:43,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27528 states. [2025-03-04 05:12:44,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27528 to 27528. [2025-03-04 05:12:44,991 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) [2025-03-04 05:12:45,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27528 states to 27528 states and 38917 transitions. [2025-03-04 05:12:45,134 INFO L78 Accepts]: Start accepts. Automaton has 27528 states and 38917 transitions. Word has length 487 [2025-03-04 05:12:45,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 05:12:45,135 INFO L471 AbstractCegarLoop]: Abstraction has 27528 states and 38917 transitions. [2025-03-04 05:12:45,135 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) [2025-03-04 05:12:45,135 INFO L276 IsEmpty]: Start isEmpty. Operand 27528 states and 38917 transitions. [2025-03-04 05:12:45,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 493 [2025-03-04 05:12:45,143 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 05:12:45,143 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] [2025-03-04 05:12:45,143 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2025-03-04 05:12:45,143 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)] === [2025-03-04 05:12:45,144 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 05:12:45,144 INFO L85 PathProgramCache]: Analyzing trace with hash -958016687, now seen corresponding path program 1 times [2025-03-04 05:12:45,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 05:12:45,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [874242922] [2025-03-04 05:12:45,145 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:12:45,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 05:12:45,319 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 492 statements into 1 equivalence classes. [2025-03-04 05:12:45,351 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 492 of 492 statements. [2025-03-04 05:12:45,352 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 05:12:45,352 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 05:12:45,750 INFO L134 CoverageAnalysis]: Checked inductivity of 5462 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5450 trivial. 0 not checked. [2025-03-04 05:12:45,753 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 05:12:45,754 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [874242922] [2025-03-04 05:12:45,754 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [874242922] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 05:12:45,754 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 05:12:45,754 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-04 05:12:45,754 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885399517] [2025-03-04 05:12:45,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 05:12:45,755 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-04 05:12:45,755 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 05:12:45,755 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-04 05:12:45,755 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-04 05:12:45,755 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) [2025-03-04 05:12:47,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 05:12:47,405 INFO L93 Difference]: Finished difference Result 27534 states and 38922 transitions. [2025-03-04 05:12:47,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-04 05:12:47,406 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 [2025-03-04 05:12:47,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 05:12:47,516 INFO L225 Difference]: With dead ends: 27534 [2025-03-04 05:12:47,517 INFO L226 Difference]: Without dead ends: 27532 [2025-03-04 05:12:47,531 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 [2025-03-04 05:12:47,534 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 [2025-03-04 05:12:47,534 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] [2025-03-04 05:12:47,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27532 states. [2025-03-04 05:12:48,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27532 to 27532. [2025-03-04 05:12:48,746 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) [2025-03-04 05:12:48,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27532 states to 27532 states and 38920 transitions. [2025-03-04 05:12:48,868 INFO L78 Accepts]: Start accepts. Automaton has 27532 states and 38920 transitions. Word has length 492 [2025-03-04 05:12:48,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 05:12:48,869 INFO L471 AbstractCegarLoop]: Abstraction has 27532 states and 38920 transitions. [2025-03-04 05:12:48,869 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) [2025-03-04 05:12:48,869 INFO L276 IsEmpty]: Start isEmpty. Operand 27532 states and 38920 transitions. [2025-03-04 05:12:48,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 524 [2025-03-04 05:12:48,874 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 05:12:48,875 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] [2025-03-04 05:12:48,875 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2025-03-04 05:12:48,875 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)] === [2025-03-04 05:12:48,875 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 05:12:48,875 INFO L85 PathProgramCache]: Analyzing trace with hash 1395017292, now seen corresponding path program 1 times [2025-03-04 05:12:48,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 05:12:48,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408545197] [2025-03-04 05:12:48,875 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:12:48,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 05:12:49,001 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 523 statements into 1 equivalence classes. [2025-03-04 05:12:49,035 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 523 of 523 statements. [2025-03-04 05:12:49,036 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 05:12:49,036 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 05:12:49,195 INFO L134 CoverageAnalysis]: Checked inductivity of 5494 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 5475 trivial. 0 not checked. [2025-03-04 05:12:49,195 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 05:12:49,196 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [408545197] [2025-03-04 05:12:49,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [408545197] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 05:12:49,196 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 05:12:49,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 05:12:49,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1180426369] [2025-03-04 05:12:49,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 05:12:49,196 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 05:12:49,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 05:12:49,197 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 05:12:49,197 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 05:12:49,197 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) [2025-03-04 05:12:51,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-04 05:12:52,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 05:12:52,867 INFO L93 Difference]: Finished difference Result 67890 states and 96094 transitions. [2025-03-04 05:12:52,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 05:12:52,868 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 [2025-03-04 05:12:52,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 05:12:53,074 INFO L225 Difference]: With dead ends: 67890 [2025-03-04 05:12:53,074 INFO L226 Difference]: Without dead ends: 40820 [2025-03-04 05:12:53,180 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 [2025-03-04 05:12:53,181 INFO L435 NwaCegarLoop]: 9848 mSDtfsCounter, 4934 mSDsluCounter, 5050 mSDsCounter, 0 mSdLazyCounter, 418 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s 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, 2.2s IncrementalHoareTripleChecker+Time [2025-03-04 05:12:53,181 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4934 Valid, 14898 Invalid, 428 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 418 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2025-03-04 05:12:53,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40820 states. [2025-03-04 05:12:55,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40820 to 40764. [2025-03-04 05:12:55,053 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) [2025-03-04 05:12:55,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40764 states to 40764 states and 57681 transitions. [2025-03-04 05:12:55,236 INFO L78 Accepts]: Start accepts. Automaton has 40764 states and 57681 transitions. Word has length 523 [2025-03-04 05:12:55,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 05:12:55,236 INFO L471 AbstractCegarLoop]: Abstraction has 40764 states and 57681 transitions. [2025-03-04 05:12:55,236 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) [2025-03-04 05:12:55,236 INFO L276 IsEmpty]: Start isEmpty. Operand 40764 states and 57681 transitions. [2025-03-04 05:12:55,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 498 [2025-03-04 05:12:55,241 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 05:12:55,241 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] [2025-03-04 05:12:55,241 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2025-03-04 05:12:55,241 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)] === [2025-03-04 05:12:55,241 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 05:12:55,241 INFO L85 PathProgramCache]: Analyzing trace with hash 1101065335, now seen corresponding path program 1 times [2025-03-04 05:12:55,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 05:12:55,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416564999] [2025-03-04 05:12:55,241 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:12:55,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 05:12:55,366 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 497 statements into 1 equivalence classes. [2025-03-04 05:12:55,403 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 497 of 497 statements. [2025-03-04 05:12:55,404 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 05:12:55,404 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 05:12:55,689 INFO L134 CoverageAnalysis]: Checked inductivity of 5488 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 5474 trivial. 0 not checked. [2025-03-04 05:12:55,690 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 05:12:55,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [416564999] [2025-03-04 05:12:55,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [416564999] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 05:12:55,691 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 05:12:55,691 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-04 05:12:55,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653504195] [2025-03-04 05:12:55,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 05:12:55,691 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-04 05:12:55,693 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 05:12:55,693 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-04 05:12:55,693 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-04 05:12:55,693 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) [2025-03-04 05:12:57,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 05:12:57,738 INFO L93 Difference]: Finished difference Result 41267 states and 58065 transitions. [2025-03-04 05:12:57,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-04 05:12:57,739 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 [2025-03-04 05:12:57,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 05:12:57,971 INFO L225 Difference]: With dead ends: 41267 [2025-03-04 05:12:57,971 INFO L226 Difference]: Without dead ends: 41265 [2025-03-04 05:12:57,996 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 [2025-03-04 05:12:57,997 INFO L435 NwaCegarLoop]: 5087 mSDtfsCounter, 4864 mSDsluCounter, 10399 mSDsCounter, 0 mSdLazyCounter, 430 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4865 SdHoareTripleChecker+Valid, 15486 SdHoareTripleChecker+Invalid, 431 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 430 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-04 05:12:57,997 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4865 Valid, 15486 Invalid, 431 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 430 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-04 05:12:58,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41265 states.